Update cachebust version

Update editorconfig if using LF endings
fuck it, converting the rest to unix line endings
2023-02-02 06:38:45 +00:00 · 2023-02-02 06:36:01 +00:00 · 2023-02-01 20:29:47 -05:00 · 2023-02-01 20:20:07 -05:00 · 2022-07-12 20:21:36 +00:00 · 2022-04-29 23:50:35 +01:00
27 changed files with 2368 additions and 1281 deletions
--- a/.editorconfig
+++ b/.editorconfig
@ -3,7 +3,7 @@ root = true
 [*]
 indent_style = space
 indent_size = 2
-end_of_line = crlf
+end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = false
 insert_final_newline = true
--- a/.gitignore
+++ b/.gitignore
@ -1 +1,2 @@
 /target
+/frontend/emojis/*
--- a/Cargo.toml
+++ b/Cargo.toml
@ -10,6 +10,6 @@ once_cell = "1.8.0"
 serde = { version = "1.0.130", features = ["derive"] }
 serde_json = "1.0.68"
 tokio = { version = "1.12.0", features = ["full"] }
-tokio-stream = "0.1.7"
+tokio-stream = { version = "0.1.7", features = ["fs"] }
 uuid = { version = "0.8.2", features = ["v4"] }
 warp = "0.3.1"
--- a/frontend/create.html
+++ b/frontend/create.html
@ -1,52 +1,52 @@
-<!DOCTYPE html>
-<html>
-  <head>
-    <meta charset="utf-8" />
-    <title>watch party :D</title>
-    <link rel="stylesheet" href="/styles.css?v=4" />
-  </head>
-
-  <body>
-    <noscript>
-      This site will <em>not</em> work without JavaScript, and there's not
-      really any way around that :(
-    </noscript>
-
-    <div id="create-controls">
-      <form id="create-session-form">
-        <h2>Create a session</h2>
-
-        <label for="create-session-video">Video:</label>
-        <input
-          type="text"
-          id="create-session-video"
-          placeholder="https://video.example.com/example.mp4"
-          required
-        />
-
-        <!-- TODO: Ability to add multiple subtitles for different languages -->
-        <label for="create-session-subs">Subtitles:</label>
-        <input
-          type="text"
-          id="create-session-subs"
-          placeholder="https://video.example.com/example.vtt"
-        />
-
-        <label for="create-session-subs-name">Subtitle track name:</label>
-        <input
-          type="text"
-          id="create-session-subs-name"
-          placeholder="English"
-        />
-        <button>Create</button>
-      </form>
-
-      <p>
-        Already have a session?
-        <a href="/">Join your session</a> instead.
-      </p>
-    </div>
-
-    <script type="module" src="/create.mjs?v=1"></script>
-  </body>
-</html>
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8" />
+    <title>watch party :D</title>
+    <link rel="stylesheet" href="/styles.css?v=4b61c4" />
+  </head>
+
+  <body>
+    <noscript>
+      This site will <em>not</em> work without JavaScript, and there's not
+      really any way around that :(
+    </noscript>
+
+    <div id="create-controls">
+      <form id="create-session-form">
+        <h2>Create a session</h2>
+
+        <label for="create-session-video">Video:</label>
+        <input
+          type="text"
+          id="create-session-video"
+          placeholder="https://video.example.com/example.mp4"
+          required
+        />
+
+        <!-- TODO: Ability to add multiple subtitles for different languages -->
+        <label for="create-session-subs">Subtitles:</label>
+        <input
+          type="text"
+          id="create-session-subs"
+          placeholder="https://video.example.com/example.vtt"
+        />
+
+        <label for="create-session-subs-name">Subtitle track name:</label>
+        <input
+          type="text"
+          id="create-session-subs-name"
+          placeholder="English"
+        />
+        <button>Create</button>
+
+        <p>
+          Already have a session?
+          <a href="/">Join your session</a> instead.
+        </p>
+      </form>
+    </div>
+
+    <script type="module" src="/create.mjs?v=4b61c4"></script>
+  </body>
+</html>
--- a/frontend/create.mjs
+++ b/frontend/create.mjs
@ -1,11 +1,11 @@
-import { setupCreateSessionForm } from "./lib/create-session.mjs?v=2";
-
-const main = () => {
-  setupCreateSessionForm();
-};
-
-if (document.readyState === "complete") {
-  main();
-} else {
-  document.addEventListener("DOMContentLoaded", main);
-}
+import { setupCreateSessionForm } from "./lib/create-session.mjs?v=4b61c4";
+
+const main = () => {
+  setupCreateSessionForm();
+};
+
+if (document.readyState === "complete") {
+  main();
+} else {
+  document.addEventListener("DOMContentLoaded", main);
+}
--- a/frontend/index.html
+++ b/frontend/index.html
@ -1,57 +1,85 @@
-<!DOCTYPE html>
-<html>
-  <head>
-    <meta charset="utf-8" />
-    <title>watch party :D</title>
-    <link rel="stylesheet" href="/styles.css?v=4" />
-  </head>
-
-  <body>
-    <noscript>
-      This site will <em>not</em> work without JavaScript, and there's not
-      really any way around that :(
-    </noscript>
-
-    <div id="pre-join-controls">
-      <form id="join-session-form">
-        <h2>Join a session</h2>
-
-        <p id="post-create-message">
-          Your session has been created successfully. Copy the current url or
-          the Session ID below and share it with your friends. :)
-        </p>
-
-        <label for="join-session-nickname">Nickname:</label>
-        <input
-          type="text"
-          id="join-session-nickname"
-          placeholder="Nickname"
-          required
-        />
-
-        <label for="join-session-id">Session ID:</label>
-        <input
-          type="text"
-          id="join-session-id"
-          placeholder="123e4567-e89b-12d3-a456-426614174000"
-          required
-        />
-        <button id="join-session-button">Join</button>
-      </form>
-
-      <p>
-        No session to join? <a href="/create.html">Create a session</a> instead.
-      </p>
-    </div>
-
-    <div id="video-container"></div>
-    <div id="chatbox-container">
-      <div id="chatbox"></div>
-      <form id="chatbox-send">
-        <input type="text" placeholder="Message..." />
-      </form>
-    </div>
-
-    <script type="module" src="/main.mjs?v=4"></script>
-  </body>
-</html>
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8" />
+    <title>watch party :D</title>
+    <link rel="stylesheet" href="/lib/plyr-3.7.3.css" />
+    <link rel="stylesheet" href="/styles.css?v=4b61c4" />
+  </head>
+
+  <body>
+    <noscript>
+      This site will <em>not</em> work without JavaScript, and there's not
+      really any way around that :(
+    </noscript>
+
+    <div id="pre-join-controls">
+      <form id="join-session-form">
+        <h2>Join a session</h2>
+
+        <p id="post-create-message">
+          Your session has been created successfully. Copy the current url or
+          the Session ID below and share it with your friends. :)
+        </p>
+
+        <label for="join-session-nickname">Nickname:</label>
+        <input
+          type="text"
+          id="join-session-nickname"
+          placeholder="Nickname"
+          maxlength="50"
+          required
+        />
+
+        <label id="join-session-colour-label" for="join-session-colour">
+          Personal Colour:
+        </label>
+        <input type="color" id="join-session-colour" value="#ffffff" required />
+
+        <label for="join-session-id">Session ID:</label>
+        <input
+          type="text"
+          id="join-session-id"
+          placeholder="123e4567-e89b-12d3-a456-426614174000"
+          required
+        />
+        <button id="join-session-button">Join</button>
+
+        <p>
+          No session to join?
+          <a href="/create.html">Create a session</a> instead.
+        </p>
+      </form>
+    </div>
+
+    <div id="video-container"></div>
+    <div id="chatbox-container">
+      <div id="viewer-list"></div>
+      <div id="chatbox"></div>
+      <form id="chatbox-send">
+        <input
+          type="text"
+          placeholder="Message... (/help for commands)"
+          list="emoji-autocomplete"
+        />
+        <div id="emoji-autocomplete"></div>
+        <!-- DO NOT ADD SPACING INSIDE THE TAG IT WILL BREAK THE CSS kthxbye -->
+      </form>
+    </div>
+
+    <script type="module" src="/main.mjs?v=4b61c4"></script>
+    <script>
+      const updateColourLabel = () => {
+        const colour = document.querySelector("#join-session-colour").value;
+        document.querySelector(
+          "#join-session-colour-label"
+        ).textContent = `Personal Colour: ${colour}`;
+      };
+
+      document
+        .querySelector("#join-session-colour")
+        .addEventListener("input", updateColourLabel);
+      updateColourLabel();
+    </script>
+  </body>
+</html>
--- a/frontend/lib/chat.mjs
+++ b/frontend/lib/chat.mjs
@ -1,183 +1,453 @@
-const setupChatboxEvents = (socket) => {
-  // clear events by just reconstructing the form
-  const oldChatForm = document.querySelector("#chatbox-send");
-  const chatForm = oldChatForm.cloneNode(true);
-  oldChatForm.replaceWith(chatForm);
-
-  chatForm.addEventListener("submit", (e) => {
-    e.preventDefault();
-
-    const input = chatForm.querySelector("input");
-    const content = input.value;
-    if (content.trim().length) {
-      input.value = "";
-
-      socket.send(
-        JSON.stringify({
-          op: "ChatMessage",
-          data: content,
-        })
-      );
-    }
-  });
-};
-
-const fixChatSize = () => {
-  const video = document.querySelector("video");
-  const chatbox = document.querySelector("#chatbox");
-  const chatboxContainer = document.querySelector("#chatbox-container");
-
-  if (video && chatbox && chatboxContainer) {
-    const delta = chatboxContainer.clientHeight - chatbox.clientHeight;
-
-    chatbox.style["height"] = `calc(${
-      window.innerHeight - video.clientHeight
-    }px - ${delta}px - 1em)`;
-  }
-};
-
-/**
- * @param {WebSocket} socket
- */
-export const setupChat = async (socket) => {
-  document.querySelector("#chatbox-container").style["display"] = "block";
-  setupChatboxEvents(socket);
-
-  fixChatSize();
-  window.addEventListener("resize", () => {
-    fixChatSize();
-  });
-};
-
-const addToChat = (node) => {
-  const chatbox = document.querySelector("#chatbox");
-  chatbox.appendChild(node);
-  chatbox.scrollTop = chatbox.scrollHeight;
-};
-
-let lastTimeMs = null;
-let lastPlaying = false;
-
-const checkDebounce = (event) => {
-  let timeMs = null;
-  let playing = null;
-  if (event.op == "SetTime") {
-    timeMs = event.data;
-  } else if (event.op == "SetPlaying") {
-    timeMs = event.data.time;
-    playing = event.data.playing;
-  }
-
-  let shouldIgnore = false;
-
-  if (timeMs != null) {
-    if (lastTimeMs && Math.abs(lastTimeMs - timeMs) < 500) {
-      shouldIgnore = true;
-    }
-    lastTimeMs = timeMs;
-  }
-
-  if (playing != null) {
-    if (lastPlaying != playing) {
-      shouldIgnore = false;
-    }
-    lastPlaying = playing;
-  }
-
-  return shouldIgnore;
-};
-
-/**
- * @param {string} eventType
- * @param {string?} user
- * @param {Node?} content
- */
-const printChatMessage = (eventType, user, content) => {
-  const chatMessage = document.createElement("div");
-  chatMessage.classList.add("chat-message");
-  chatMessage.classList.add(eventType);
-
-  if (user != null) {
-    const userName = document.createElement("strong");
-    userName.textContent = user;
-    chatMessage.appendChild(userName);
-  }
-
-  chatMessage.appendChild(document.createTextNode(" "));
-
-  if (content != null) {
-    chatMessage.appendChild(content);
-  }
-
-  addToChat(chatMessage);
-
-  return chatMessage;
-};
-
-const formatTime = (ms) => {
-  const seconds = Math.floor((ms / 1000) % 60);
-  const minutes = Math.floor((ms / (60 * 1000)) % 60);
-  const hours = Math.floor((ms / (3600 * 1000)) % 3600);
-  return `${hours < 10 ? "0" + hours : hours}:${
-    minutes < 10 ? "0" + minutes : minutes
-  }:${seconds < 10 ? "0" + seconds : seconds}`;
-};
-
-export const logEventToChat = (event) => {
-  if (checkDebounce(event)) {
-    return;
-  }
-
-  switch (event.op) {
-    case "UserJoin": {
-      printChatMessage(
-        "user-join",
-        event.user,
-        document.createTextNode("joined")
-      );
-      break;
-    }
-    case "UserLeave": {
-      printChatMessage(
-        "user-leave",
-        event.user,
-        document.createTextNode("left")
-      );
-      break;
-    }
-    case "ChatMessage": {
-      const messageContent = document.createElement("span");
-      messageContent.classList.add("message-content");
-      messageContent.textContent = event.data;
-      printChatMessage("chat-message", event.user, messageContent);
-      break;
-    }
-    case "SetTime": {
-      const messageContent = document.createElement("span");
-      messageContent.appendChild(document.createTextNode("set the time to "));
-
-      messageContent.appendChild(
-        document.createTextNode(formatTime(event.data))
-      );
-
-      printChatMessage("set-time", event.user, messageContent);
-      break;
-    }
-    case "SetPlaying": {
-      const messageContent = document.createElement("span");
-      messageContent.appendChild(
-        document.createTextNode(
-          event.data.playing ? "started playing" : "paused"
-        )
-      );
-      messageContent.appendChild(document.createTextNode(" at "));
-      messageContent.appendChild(
-        document.createTextNode(formatTime(event.data.time))
-      );
-
-      printChatMessage("set-playing", event.user, messageContent);
-
-      break;
-    }
-  }
-};
+import {
+  setDebounce,
+  setVideoTime,
+  setPlaying,
+  sync,
+} from "./watch-session.mjs?v=4b61c4";
+import { emojify, findEmojis } from "./emojis.mjs?v=4b61c4";
+import { linkify } from "./links.mjs?v=4b61c4";
+import { joinSession } from "./watch-session.mjs?v=4b61c4";
+import { pling } from "./pling.mjs?v=4b61c4";
+import { state } from "./state.mjs";
+
+function setCaretPosition(elem, caretPos) {
+  if (elem.createTextRange) {
+    var range = elem.createTextRange();
+    range.move("character", caretPos);
+    range.select();
+  } else {
+    if (elem.selectionStart) {
+      elem.focus();
+      elem.setSelectionRange(caretPos, caretPos);
+    } else elem.focus();
+  }
+}
+
+const setupChatboxEvents = (socket) => {
+  // clear events by just reconstructing the form
+  const oldChatForm = document.querySelector("#chatbox-send");
+  const chatForm = oldChatForm.cloneNode(true);
+  const messageInput = chatForm.querySelector("input");
+  const emojiAutocomplete = chatForm.querySelector("#emoji-autocomplete");
+  oldChatForm.replaceWith(chatForm);
+
+  let autocompleting = false,
+    showListTimer;
+
+  const replaceMessage = (message) => () => {
+    messageInput.value = message;
+    autocomplete();
+  };
+  async function autocomplete(fromListTimeout) {
+    if (autocompleting) return;
+    try {
+      clearInterval(showListTimer);
+      emojiAutocomplete.textContent = "";
+      autocompleting = true;
+      let text = messageInput.value.slice(0, messageInput.selectionStart);
+      const match = text.match(/(:[^\s:]+)?:([^\s:]{2,})$/);
+      if (!match || match[1]) return (autocompleting = false); // We don't need to autocomplete.
+      const prefix = text.slice(0, match.index);
+      const search = text.slice(match.index + 1);
+      if (search.length < 1 && !fromListTimeout) {
+        autocompleting = false;
+        showListTimer = setTimeout(() => autocomplete(true), 500);
+        return;
+      }
+      const suffix = messageInput.value.slice(messageInput.selectionStart);
+      let selected;
+      const select = (button) => {
+        if (selected) selected.classList.remove("selected");
+        selected = button;
+        button.classList.add("selected");
+      };
+      let results = await findEmojis(search);
+      let yieldAt = performance.now() + 13;
+      for (let i = 0; i < results.length; i += 100) {
+        emojiAutocomplete.append.apply(
+          emojiAutocomplete,
+          results.slice(i, i + 100).map(([name, replaceWith, ext], i) => {
+            const button = Object.assign(document.createElement("button"), {
+              className: "emoji-option",
+              onmousedown: (e) => e.preventDefault(),
+              onclick: () => {
+                messageInput.value = prefix + replaceWith + " " + suffix;
+                setCaretPosition(
+                  messageInput,
+                  (prefix + " " + replaceWith).length
+                );
+              },
+              onmouseover: () => select(button),
+              onfocus: () => select(button),
+              type: "button",
+              title: name,
+            });
+            button.append(
+              replaceWith[0] !== ":"
+                ? Object.assign(document.createElement("span"), {
+                    textContent: replaceWith,
+                    className: "emoji",
+                  })
+                : Object.assign(new Image(), {
+                    loading: "lazy",
+                    src: `/emojis/${name}${ext}`,
+                    className: "emoji",
+                  }),
+              Object.assign(document.createElement("span"), {
+                textContent: name,
+                className: "emoji-name",
+              })
+            );
+            return button;
+          })
+        );
+        if (i == 0 && emojiAutocomplete.children[0]) {
+          emojiAutocomplete.children[0].scrollIntoView();
+          select(emojiAutocomplete.children[0]);
+        }
+        const now = performance.now();
+        if (now > yieldAt) {
+          yieldAt = now + 13;
+          await new Promise((cb) => setTimeout(cb, 0));
+        }
+      }
+      autocompleting = false;
+    } catch (e) {
+      autocompleting = false;
+    }
+  }
+  messageInput.addEventListener("input", () => autocomplete());
+  messageInput.addEventListener("selectionchange", () => autocomplete());
+  messageInput.addEventListener("keydown", (event) => {
+    if (event.key == "ArrowUp" || event.key == "ArrowDown") {
+      let selected = document.querySelector(".emoji-option.selected");
+      if (!selected) return;
+      event.preventDefault();
+      selected.classList.remove("selected");
+      selected =
+        event.key == "ArrowDown"
+          ? selected.nextElementSibling || selected.parentElement.children[0]
+          : selected.previousElementSibling ||
+            selected.parentElement.children[
+              selected.parentElement.children.length - 1
+            ];
+      selected.classList.add("selected");
+      selected.scrollIntoView({ scrollMode: "if-needed", block: "nearest" });
+    }
+    if (event.key == "Tab" || event.key == "Enter") {
+      let selected = document.querySelector(".emoji-option.selected");
+      if (!selected) return;
+      event.preventDefault();
+      selected.onclick();
+    }
+  });
+
+  chatForm.addEventListener("submit", async (e) => {
+    e.preventDefault();
+    const content = messageInput.value;
+    if (content.trim().length) {
+      messageInput.value = "";
+
+      // handle commands
+      if (content.startsWith("/")) {
+        const command = content.toLowerCase().match(/^\/\S+/)[0];
+        const args = content.slice(command.length).trim();
+
+        let handled = false;
+        switch (command) {
+          case "/ping":
+            socket.send(
+              JSON.stringify({
+                op: "Ping",
+                data: args,
+              })
+            );
+            handled = true;
+            break;
+          case "/sync":
+            await sync();
+
+            const syncMessageContent = document.createElement("span");
+            syncMessageContent.appendChild(
+              document.createTextNode("resynced you to ")
+            );
+            syncMessageContent.appendChild(
+              document.createTextNode(formatTime(current_time_ms))
+            );
+            printChatMessage("set-time", "/sync", "b57fdc", syncMessageContent);
+            handled = true;
+            break;
+          case "/shrug":
+            socket.send(
+              JSON.stringify({
+                op: "ChatMessage",
+                data: `${args} ¯\\_(ツ)_/¯`.trim(),
+              })
+            );
+            handled = true;
+            break;
+          case "/join":
+            state().sessionId = args;
+            joinSession();
+            handled = true;
+            break;
+          case "/help":
+            const helpMessageContent = document.createElement("span");
+            helpMessageContent.innerHTML =
+              "Available commands:<br>" +
+              "&emsp;<code>/help</code> - display this help message<br>" +
+              "&emsp;<code>/ping [message]</code> - ping all viewers<br>" +
+              "&emsp;<code>/sync</code> - resyncs you with other viewers<br>" +
+              "&emsp;<code>/shrug</code> - appends ¯\\_(ツ)_/¯ to your message<br>" +
+              "&emsp;<code>/join [session id]</code> - joins another session";
+
+            printChatMessage(
+              "command-message",
+              "/help",
+              "b57fdc",
+              helpMessageContent
+            );
+            handled = true;
+            break;
+          default:
+            break;
+        }
+
+        if (handled) {
+          return;
+        }
+      }
+
+      // handle regular chat messages
+      socket.send(
+        JSON.stringify({
+          op: "ChatMessage",
+          data: content,
+        })
+      );
+    }
+  });
+};
+
+/**
+ * @param {WebSocket} socket
+ */
+export const setupChat = async (socket) => {
+  document.querySelector("#chatbox-container").style["display"] = "flex";
+  setupChatboxEvents(socket);
+};
+
+const addToChat = (node) => {
+  const chatbox = document.querySelector("#chatbox");
+  chatbox.appendChild(node);
+  chatbox.scrollTop = chatbox.scrollHeight;
+};
+
+let lastTimeMs = null;
+let lastPlaying = false;
+
+const checkDebounce = (event) => {
+  let timeMs = null;
+  let playing = null;
+  if (event.op == "SetTime") {
+    timeMs = event.data;
+  } else if (event.op == "SetPlaying") {
+    timeMs = event.data.time;
+    playing = event.data.playing;
+  }
+
+  let shouldIgnore = false;
+
+  if (timeMs != null) {
+    if (lastTimeMs && Math.abs(lastTimeMs - timeMs) < 500) {
+      shouldIgnore = true;
+    }
+    lastTimeMs = timeMs;
+  }
+
+  if (playing != null) {
+    if (lastPlaying != playing) {
+      shouldIgnore = false;
+    }
+    lastPlaying = playing;
+  }
+
+  return shouldIgnore;
+};
+
+/**
+ * @returns {string}
+ */
+const getCurrentTimestamp = () => {
+  const t = new Date();
+  return `${matpad(t.getHours())}:${matpad(t.getMinutes())}:${matpad(
+    t.getSeconds()
+  )}`;
+};
+
+/**
+ * https://media.discordapp.net/attachments/834541919568527361/931678814751301632/66d2c68c48daa414c96951381665ec2e.png
+ */
+const matpad = (n) => {
+  return ("00" + n).slice(-2);
+};
+
+/**
+ * @param {string} eventType
+ * @param {string?} user
+ * @param {Node?} content
+ */
+export const printChatMessage = (eventType, user, colour, content) => {
+  const chatMessage = document.createElement("div");
+  chatMessage.classList.add("chat-message");
+  chatMessage.classList.add(eventType);
+  chatMessage.title = getCurrentTimestamp();
+
+  if (user != null) {
+    const userName = document.createElement("strong");
+    userName.style = `--user-color: #${colour}`;
+    userName.textContent = user + " ";
+    chatMessage.appendChild(userName);
+  }
+
+  if (content != null) {
+    chatMessage.appendChild(content);
+  }
+
+  addToChat(chatMessage);
+
+  return chatMessage;
+};
+
+const formatTime = (ms) => {
+  const seconds = Math.floor((ms / 1000) % 60);
+  const minutes = Math.floor((ms / (60 * 1000)) % 60);
+  const hours = Math.floor((ms / (3600 * 1000)) % 3600);
+  return `${hours < 10 ? "0" + hours : hours}:${
+    minutes < 10 ? "0" + minutes : minutes
+  }:${seconds < 10 ? "0" + seconds : seconds}`;
+};
+
+export const logEventToChat = async (event) => {
+  if (checkDebounce(event)) {
+    return;
+  }
+
+  switch (event.op) {
+    case "UserJoin": {
+      printChatMessage(
+        "user-join",
+        event.user,
+        event.colour,
+        document.createTextNode("joined")
+      );
+      break;
+    }
+    case "UserLeave": {
+      printChatMessage(
+        "user-leave",
+        event.user,
+        event.colour,
+        document.createTextNode("left")
+      );
+      break;
+    }
+    case "ChatMessage": {
+      const messageContent = document.createElement("span");
+      messageContent.classList.add("message-content");
+      messageContent.append(...(await linkify(event.data, emojify)));
+      printChatMessage(
+        "chat-message",
+        event.user,
+        event.colour,
+        messageContent
+      );
+      break;
+    }
+    case "SetTime": {
+      const messageContent = document.createElement("span");
+      if (event.data.from != undefined) {
+        messageContent.appendChild(
+          document.createTextNode("set the time from ")
+        );
+
+        messageContent.appendChild(
+          document.createTextNode(formatTime(event.data.from))
+        );
+
+        messageContent.appendChild(document.createTextNode(" to "));
+      } else {
+        messageContent.appendChild(document.createTextNode("set the time to "));
+      }
+
+      messageContent.appendChild(
+        document.createTextNode(formatTime(event.data.to))
+      );
+
+      printChatMessage("set-time", event.user, event.colour, messageContent);
+      break;
+    }
+    case "SetPlaying": {
+      const messageContent = document.createElement("span");
+      messageContent.appendChild(
+        document.createTextNode(
+          event.data.playing ? "started playing" : "paused"
+        )
+      );
+      messageContent.appendChild(document.createTextNode(" at "));
+      messageContent.appendChild(
+        document.createTextNode(formatTime(event.data.time))
+      );
+
+      printChatMessage("set-playing", event.user, event.colour, messageContent);
+      break;
+    }
+    case "Ping": {
+      const messageContent = document.createElement("span");
+      if (event.data) {
+        messageContent.appendChild(document.createTextNode("pinged saying: "));
+        messageContent.appendChild(document.createTextNode(event.data));
+      } else {
+        messageContent.appendChild(document.createTextNode("pinged"));
+      }
+
+      printChatMessage("ping", event.user, event.colour, messageContent);
+      pling();
+      if ("Notification" in window) {
+        const title = "watch party :)";
+        const options = {
+          body: event.data
+            ? `${event.user} pinged saying: ${event.data}`
+            : `${event.user} pinged`,
+        };
+        if (Notification.permission === "granted") {
+          new Notification(title, options);
+        } else if (Notification.permission !== "denied") {
+          Notification.requestPermission().then(function (permission) {
+            if (permission === "granted") {
+              new Notification(title, options);
+            }
+          });
+        }
+      }
+      break;
+    }
+  }
+};
+
+export const updateViewerList = (viewers) => {
+  const listContainer = document.querySelector("#viewer-list");
+
+  // empty out the current list
+  listContainer.innerHTML = "";
+
+  // display the updated list
+  for (const viewer of viewers) {
+    const viewerElem = document.createElement("div");
+    const content = document.createElement("strong");
+    content.textContent = viewer.nickname;
+    content.style = `--user-color: #${viewer.colour}`;
+    viewerElem.appendChild(content);
+    listContainer.appendChild(viewerElem);
+  }
+};
--- a/frontend/lib/create-session.mjs
+++ b/frontend/lib/create-session.mjs
@ -1,18 +1,18 @@
-import { createSession } from "./watch-session.mjs?v=4";
-
-export const setupCreateSessionForm = () => {
-  const form = document.querySelector("#create-session-form");
-  const videoUrl = form.querySelector("#create-session-video");
-  const subsUrl = form.querySelector("#create-session-subs");
-  const subsName = form.querySelector("#create-session-subs-name");
-
-  form.addEventListener("submit", (event) => {
-    event.preventDefault();
-
-    let subs = [];
-    if (subsUrl.value) {
-      subs.push({ url: subsUrl.value, name: subsName.value || "default" });
-    }
-    createSession(videoUrl.value, subs);
-  });
-};
+import { createSession } from "./watch-session.mjs?v=4b61c4";
+
+export const setupCreateSessionForm = () => {
+  const form = document.querySelector("#create-session-form");
+  const videoUrl = form.querySelector("#create-session-video");
+  const subsUrl = form.querySelector("#create-session-subs");
+  const subsName = form.querySelector("#create-session-subs-name");
+
+  form.addEventListener("submit", (event) => {
+    event.preventDefault();
+
+    let subs = [];
+    if (subsUrl.value) {
+      subs.push({ url: subsUrl.value, name: subsName.value || "default" });
+    }
+    createSession(videoUrl.value, subs);
+  });
+};
--- a/frontend/lib/emojis.mjs
+++ b/frontend/lib/emojis.mjs
@ -0,0 +1,72 @@
+export async function emojify(text) {
+  await emojisLoaded;
+  let last = 0;
+  let nodes = [];
+  text.replace(/:([^\s:]+):/g, (match, name, index) => {
+    if (last <= index)
+      nodes.push(document.createTextNode(text.slice(last, index)));
+    let emoji;
+    try {
+      emoji = emojis[name.toLowerCase()[0]].find((e) => e[0] == name);
+    } catch (e) {}
+    if (!emoji) {
+      nodes.push(document.createTextNode(match));
+    } else {
+      if (emoji[1][0] !== ":") {
+        nodes.push(document.createTextNode(emoji[1]));
+      } else {
+        nodes.push(
+          Object.assign(new Image(), {
+            src: `/emojis/${name}${emoji[2]}`,
+            className: "emoji",
+            alt: name,
+          })
+        );
+      }
+    }
+    last = index + match.length;
+  });
+  if (last < text.length) nodes.push(document.createTextNode(text.slice(last)));
+  return nodes;
+}
+const emojis = {};
+
+export const emojisLoaded = Promise.all([
+  fetch("/emojis/unicode.json")
+    .then((e) => e.json())
+    .then((a) => {
+      for (let e of a) {
+        emojis[e[0][0]] = emojis[e[0][0]] || [];
+        emojis[e[0][0]].push([e[0], e[1], null, e[0]]);
+      }
+    }),
+  fetch("/emojos")
+    .then((e) => e.json())
+    .then((a) => {
+      for (let e of a) {
+        const name = e.slice(0, -4),
+          lower = name.toLowerCase();
+        emojis[lower[0]] = emojis[lower[0]] || [];
+        emojis[lower[0]].push([name, ":" + name + ":", e.slice(-4), lower]);
+      }
+    }),
+]);
+
+export async function findEmojis(search) {
+  await emojisLoaded;
+  let groups = [[], []];
+  if (search.length < 1) {
+    for (let letter of Object.keys(emojis).sort())
+      for (let emoji of emojis[letter]) {
+        (emoji[1][0] === ":" ? groups[0] : groups[1]).push(emoji);
+      }
+  } else {
+    search = search.toLowerCase();
+    for (let emoji of emojis[search[0]]) {
+      if (search.length == 1 || emoji[3].startsWith(search)) {
+        (emoji[1][0] === ":" ? groups[0] : groups[1]).push(emoji);
+      }
+    }
+  }
+  return [...groups[1], ...groups[0]];
+}
--- a/frontend/lib/join-session.mjs
+++ b/frontend/lib/join-session.mjs
@ -1,56 +1,95 @@
-import { joinSession } from "./watch-session.mjs?v=4";
-
-/**
- * @param {HTMLInputElement} field
- */
-const loadNickname = (field) => {
-  try {
-    const savedNickname = localStorage.getItem("watch-party-nickname");
-    field.value = savedNickname;
-  } catch (_err) {
-    // Sometimes localStorage is blocked from use
-  }
-};
-
-/**
- * @param {HTMLInputElement} field
- */
-const saveNickname = (field) => {
-  try {
-    localStorage.setItem("watch-party-nickname", field.value);
-  } catch (_err) {
-    // see loadNickname
-  }
-};
-
-const displayPostCreateMessage = () => {
-  const params = new URLSearchParams(window.location.search);
-  if (params.get("created") == "true") {
-    document.querySelector("#post-create-message").style["display"] = "block";
-    window.history.replaceState({}, document.title, `/${window.location.hash}`);
-  }
-};
-
-export const setupJoinSessionForm = () => {
-  displayPostCreateMessage();
-
-  const form = document.querySelector("#join-session-form");
-  const nickname = form.querySelector("#join-session-nickname");
-  const sessionId = form.querySelector("#join-session-id");
-  const button = form.querySelector("#join-session-button");
-
-  loadNickname(nickname);
-
-  if (window.location.hash.match(/#[0-9a-f\-]+/)) {
-    sessionId.value = window.location.hash.substring(1);
-  }
-
-  form.addEventListener("submit", (event) => {
-    event.preventDefault();
-
-    button.disabled = true;
-
-    saveNickname(nickname);
-    joinSession(nickname.value, sessionId.value);
-  });
-};
+import { joinSession } from "./watch-session.mjs?v=4b61c4";
+import { state } from "./state.mjs";
+
+/**
+ * @param {HTMLInputElement} field
+ */
+const loadNickname = (field) => {
+  try {
+    const savedNickname = localStorage.getItem("watch-party-nickname");
+    field.value = savedNickname;
+  } catch (_err) {
+    // Sometimes localStorage is blocked from use
+  }
+};
+
+/**
+ * @param {HTMLInputElement} field
+ */
+const saveNickname = (field) => {
+  try {
+    localStorage.setItem("watch-party-nickname", field.value);
+  } catch (_err) {
+    // see loadNickname
+  }
+};
+
+/**
+ * @param {HTMLInputElement} field
+ */
+const loadColour = (field) => {
+  try {
+    const savedColour = localStorage.getItem("watch-party-colour");
+    if (savedColour != null && savedColour != "") {
+      field.value = savedColour;
+    }
+  } catch (_err) {
+    // Sometimes localStorage is blocked from use
+  }
+};
+
+/**
+ * @param {HTMLInputElement} field
+ */
+const saveColour = (field) => {
+  try {
+    localStorage.setItem("watch-party-colour", field.value);
+  } catch (_err) {
+    // see loadColour
+  }
+};
+
+const displayPostCreateMessage = () => {
+  const params = new URLSearchParams(window.location.search);
+  if (params.get("created") == "true") {
+    document.querySelector("#post-create-message").style["display"] = "block";
+    window.history.replaceState({}, document.title, `/${window.location.hash}`);
+    return true;
+  }
+  return false;
+};
+
+export const setupJoinSessionForm = () => {
+  const created = displayPostCreateMessage();
+
+  const form = document.querySelector("#join-session-form");
+  const nickname = form.querySelector("#join-session-nickname");
+  const colour = form.querySelector("#join-session-colour");
+  const sessionId = form.querySelector("#join-session-id");
+  const button = form.querySelector("#join-session-button");
+
+  loadNickname(nickname);
+  loadColour(colour);
+
+  if (window.location.hash.match(/#[0-9a-f\-]+/)) {
+    sessionId.value = window.location.hash.substring(1);
+  }
+
+  form.addEventListener("submit", async (event) => {
+    event.preventDefault();
+
+    button.disabled = true;
+
+    saveNickname(nickname);
+    saveColour(colour);
+    try {
+      state().nickname = nickname.value;
+      state().sessionId = sessionId.value;
+      state().colour = colour.value.replace(/^#/, "");
+      await joinSession(created);
+    } catch (e) {
+      alert(e.message);
+      button.disabled = false;
+    }
+  });
+};
--- a/frontend/lib/links.mjs
+++ b/frontend/lib/links.mjs
@ -0,0 +1,121 @@
+import { joinSession } from "./watch-session.mjs?v=4b61c4";
+import { state } from "./state.mjs";
+
+export async function linkify(
+  text,
+  next = async (t) => [document.createTextNode(t)]
+) {
+  let last = 0;
+  let nodes = [];
+  let promise = Promise.resolve();
+  // matching non-urls isn't a problem, we use the browser's url parser to filter them out
+  text.replace(
+    /[^:/?#\s]+:\/\/\S+/g,
+    (match, index) =>
+      (promise = promise.then(async () => {
+        if (last <= index) nodes.push(...(await next(text.slice(last, index))));
+        let url;
+        try {
+          url = new URL(match);
+          if (url.protocol === "javascript:") throw new Error();
+        } catch (e) {
+          url = null;
+        }
+        if (!url) {
+          nodes.push(...(await next(match)));
+        } else {
+          let s;
+          if (
+            url.origin == location.origin &&
+            url.pathname == "/" &&
+            url.hash.length > 1
+          ) {
+            nodes.push(
+              Object.assign(document.createElement("a"), {
+                textContent: "Join Session",
+                className: "chip join-chip",
+                onclick: () => {
+                  state().sessionId = url.hash.substring(1);
+                  joinSession();
+                },
+              })
+            );
+          } else if (
+            url.hostname == "xiv.st" &&
+            (s = url.pathname.match(/(\d?\d).?(\d\d)/))
+          ) {
+            if (s) {
+              const date = new Date();
+              date.setUTCSeconds(0);
+              date.setUTCMilliseconds(0);
+              date.setUTCHours(s[1]), date.setUTCMinutes(s[2]);
+              nodes.push(
+                Object.assign(document.createElement("a"), {
+                  href: url.href,
+                  textContent: date.toLocaleString([], {
+                    hour: "2-digit",
+                    minute: "2-digit",
+                  }),
+                  className: "chip time-chip",
+                  target: "_blank",
+                })
+              );
+            }
+          } else {
+            nodes.push(
+              Object.assign(document.createElement("a"), {
+                href: url.href,
+                textContent: url.href,
+                target: "_blank",
+              })
+            );
+          }
+        }
+        last = index + match.length;
+      }))
+  );
+  await promise;
+  if (last < text.length) nodes.push(...(await next(text.slice(last))));
+  return nodes;
+}
+const emojis = {};
+
+export const emojisLoaded = Promise.all([
+  fetch("/emojis")
+    .then((e) => e.json())
+    .then((a) => {
+      for (let e of a) {
+        const name = e.slice(0, -4),
+          lower = name.toLowerCase();
+        emojis[lower[0]] = emojis[lower[0]] || [];
+        emojis[lower[0]].push([name, ":" + name + ":", e.slice(-4), lower]);
+      }
+    }),
+  fetch("/emojis/unicode.json")
+    .then((e) => e.json())
+    .then((a) => {
+      for (let e of a) {
+        emojis[e[0][0]] = emojis[e[0][0]] || [];
+        emojis[e[0][0]].push([e[0], e[1], null, e[0]]);
+      }
+    }),
+]);
+
+export async function findEmojis(search) {
+  await emojisLoaded;
+  let groups = [[], []];
+  if (search.length < 1) {
+    for (let letter of Object.keys(emojis).sort())
+      for (let emoji of emojis[letter]) {
+        (emoji[1][0] === ":" ? groups[0] : groups[1]).push(emoji);
+      }
+  } else {
+    search = search.toLowerCase();
+    for (let emoji of emojis[search[0]]) {
+      if (search.length == 1 || emoji[3].startsWith(search)) {
+        (emoji[1][0] === ":" ? groups[0] : groups[1]).push(emoji);
+      }
+    }
+  }
+  return [...groups[0], ...groups[1]];
+}
--- a/frontend/lib/pling.mjs
+++ b/frontend/lib/pling.mjs
@ -0,0 +1,79 @@
+export const pling = () => {
+  const maxGain = 0.3;
+  const duration = 0.22;
+  const fadeDuration = 0.1;
+  const secondBeepOffset = 0.05;
+  const thirdBeepOffset = 2 * secondBeepOffset;
+
+  const ctx = new AudioContext();
+
+  const firstBeepGain = ctx.createGain();
+  firstBeepGain.connect(ctx.destination);
+  firstBeepGain.gain.setValueAtTime(0.01, ctx.currentTime);
+  firstBeepGain.gain.exponentialRampToValueAtTime(
+    maxGain,
+    ctx.currentTime + fadeDuration
+  );
+  firstBeepGain.gain.setValueAtTime(
+    maxGain,
+    ctx.currentTime + (duration - fadeDuration)
+  );
+  firstBeepGain.gain.exponentialRampToValueAtTime(
+    0.01,
+    ctx.currentTime + duration
+  );
+
+  const firstBeep = ctx.createOscillator();
+  firstBeep.connect(firstBeepGain);
+  firstBeep.frequency.value = 400;
+  firstBeep.type = "sine";
+
+  const secondBeepGain = ctx.createGain();
+  secondBeepGain.connect(ctx.destination);
+  secondBeepGain.gain.setValueAtTime(0.01, ctx.currentTime + secondBeepOffset);
+  secondBeepGain.gain.exponentialRampToValueAtTime(
+    maxGain,
+    ctx.currentTime + secondBeepOffset + fadeDuration
+  );
+  secondBeepGain.gain.setValueAtTime(
+    maxGain,
+    ctx.currentTime + secondBeepOffset + (duration - fadeDuration)
+  );
+  secondBeepGain.gain.exponentialRampToValueAtTime(
+    0.01,
+    ctx.currentTime + secondBeepOffset + duration
+  );
+
+  const secondBeep = ctx.createOscillator();
+  secondBeep.connect(secondBeepGain);
+  secondBeep.frequency.value = 600;
+  secondBeep.type = "sine";
+
+  const thirdBeepGain = ctx.createGain();
+  thirdBeepGain.connect(ctx.destination);
+  thirdBeepGain.gain.setValueAtTime(0.01, ctx.currentTime + thirdBeepOffset);
+  thirdBeepGain.gain.exponentialRampToValueAtTime(
+    maxGain,
+    ctx.currentTime + thirdBeepOffset + fadeDuration
+  );
+  thirdBeepGain.gain.setValueAtTime(
+    maxGain,
+    ctx.currentTime + thirdBeepOffset + (duration - fadeDuration)
+  );
+  thirdBeepGain.gain.exponentialRampToValueAtTime(
+    0.01,
+    ctx.currentTime + thirdBeepOffset + duration
+  );
+
+  const thirdBeep = ctx.createOscillator();
+  thirdBeep.connect(thirdBeepGain);
+  thirdBeep.frequency.value = 900;
+  thirdBeep.type = "sine";
+
+  firstBeep.start(ctx.currentTime);
+  firstBeep.stop(ctx.currentTime + duration);
+  secondBeep.start(ctx.currentTime + secondBeepOffset);
+  secondBeep.stop(ctx.currentTime + (secondBeepOffset + duration));
+  thirdBeep.start(ctx.currentTime + thirdBeepOffset);
+  thirdBeep.stop(ctx.currentTime + (thirdBeepOffset + duration));
+};
--- a/frontend/lib/plyr-3.7.3.css
+++ b/frontend/lib/plyr-3.7.3.css
--- a/frontend/lib/plyr-3.7.3.min.esm.js
+++ b/frontend/lib/plyr-3.7.3.min.esm.js
--- a/frontend/lib/reconnecting-web-socket.mjs
+++ b/frontend/lib/reconnecting-web-socket.mjs
@ -0,0 +1,71 @@
+export default class ReconnectingWebSocket {
+  constructor(url) {
+    if (url instanceof URL) {
+      this.url = url;
+    } else {
+      this.url = new URL(url);
+    }
+    this.connected = false;
+    this._eventTarget = new EventTarget();
+    this._backoff = 250; // milliseconds, doubled before use
+    this._lastConnect = 0;
+    this._socket = null;
+    this._unsent = [];
+    this._closing = false;
+    this._connect(true);
+  }
+  _connect(first) {
+    if (this._socket)
+      try {
+        this._socket.close();
+      } catch (e) {}
+    try {
+      this._socket = new WebSocket(this.url.href);
+    } catch (e) {
+      this._reconnecting = false;
+      return this._reconnect();
+    }
+    this._socket.addEventListener("close", () => this._reconnect());
+    this._socket.addEventListener("error", () => this._reconnect());
+    this._socket.addEventListener("message", ({ data }) => {
+      this._eventTarget.dispatchEvent(new MessageEvent("message", { data }));
+    });
+    this._socket.addEventListener("open", (e) => {
+      if (first) this._eventTarget.dispatchEvent(new Event("open"));
+      if (this._reconnecting)
+        this._eventTarget.dispatchEvent(new Event("reconnected"));
+      this._reconnecting = false;
+      this._backoff = 250;
+      this.connected = true;
+      while (this._unsent.length > 0) this._socket.send(this._unsent.shift());
+    });
+  }
+  _reconnect() {
+    if (this._closing) return;
+    if (this._reconnecting) return;
+    this._eventTarget.dispatchEvent(new Event("reconnecting"));
+    this._reconnecting = true;
+    this.connected = false;
+    this._backoff *= 2; // exponential backoff
+    setTimeout(() => {
+      this._connect();
+    }, Math.floor(this._backoff + Math.random() * this._backoff * 0.25 - this._backoff * 0.125));
+  }
+  send(message) {
+    if (this.connected) {
+      this._socket.send(message);
+    } else {
+      this._unsent.push(message);
+    }
+  }
+  close() {
+    this._closing = true;
+    this._socket.close();
+  }
+  addEventListener(...a) {
+    return this._eventTarget.addEventListener(...a);
+  }
+  removeEventListener(...a) {
+    return this._eventTarget.removeEventListener(...a);
+  }
+}
--- a/frontend/lib/state.mjs
+++ b/frontend/lib/state.mjs
@ -0,0 +1,7 @@
+let instance = null;
+export const state = () => {
+  if (!instance) {
+    instance = {};
+  }
+  return instance;
+};
--- a/frontend/lib/video.mjs
+++ b/frontend/lib/video.mjs
@ -1,92 +1,112 @@
-/**
- * @param {string} videoUrl
- * @param {{name: string, url: string}[]} subtitles
- */
-const createVideoElement = (videoUrl, subtitles) => {
-  const video = document.createElement("video");
-  video.controls = true;
-  video.autoplay = false;
-  video.crossOrigin = "anonymous";
-
-  const source = document.createElement("source");
-  source.src = videoUrl;
-
-  video.appendChild(source);
-
-  let first = true;
-  for (const { name, url } of subtitles) {
-    const track = document.createElement("track");
-    track.label = name;
-    track.src = url;
-    track.kind = "captions";
-
-    if (first) {
-      track.default = true;
-      first = false;
-    }
-
-    video.appendChild(track);
-  }
-
-  // watch for attribute changes on the video object to detect hiding/showing of controls
-  // as far as i can tell this is the least hacky solutions to get control visibility change events
-  const observer = new MutationObserver(async (mutations) => {
-    for (const mutation of mutations) {
-      if (mutation.attributeName == "controls") {
-        if (video.controls) {
-          // enable media button support
-          navigator.mediaSession.setActionHandler("play", null);
-          navigator.mediaSession.setActionHandler("pause", null);
-          navigator.mediaSession.setActionHandler("stop", null);
-          navigator.mediaSession.setActionHandler("seekbackward", null);
-          navigator.mediaSession.setActionHandler("seekforward", null);
-          navigator.mediaSession.setActionHandler("seekto", null);
-          navigator.mediaSession.setActionHandler("previoustrack", null);
-          navigator.mediaSession.setActionHandler("nexttrack", null);
-          navigator.mediaSession.setActionHandler("skipad", null);
-        } else {
-          // disable media button support by ignoring the events
-          navigator.mediaSession.setActionHandler("play", () => {});
-          navigator.mediaSession.setActionHandler("pause", () => {});
-          navigator.mediaSession.setActionHandler("stop", () => {});
-          navigator.mediaSession.setActionHandler("seekbackward", () => {});
-          navigator.mediaSession.setActionHandler("seekforward", () => {});
-          navigator.mediaSession.setActionHandler("seekto", () => {});
-          navigator.mediaSession.setActionHandler("previoustrack", () => {});
-          navigator.mediaSession.setActionHandler("nexttrack", () => {});
-          navigator.mediaSession.setActionHandler("skipad", () => {});
-        }
-        return;
-      }
-    }
-  });
-  observer.observe(video, { attributes: true });
-
-  return video;
-};
-
-/**
- * @param {string} videoUrl
- * @param {{name: string, url: string}[]} subtitles
- * @param {number} currentTime
- * @param {boolean} playing
- */
-export const setupVideo = async (videoUrl, subtitles, currentTime, playing) => {
-  document.querySelector("#pre-join-controls").style["display"] = "none";
-  const video = createVideoElement(videoUrl, subtitles);
-  document.querySelector("#video-container").appendChild(video);
-
-  video.currentTime = currentTime / 1000.0;
-
-  try {
-    if (playing) {
-      await video.play();
-    } else {
-      video.pause();
-    }
-  } catch (err) {
-    // Auto-play is probably disabled, we should uhhhhhhh do something about it
-  }
-
-  return video;
-};
+import Plyr from "./plyr-3.7.3.min.esm.js";
+
+/**
+ * @param {string} videoUrl
+ * @param {{name: string, url: string}[]} subtitles
+ */
+const createVideoElement = (videoUrl, subtitles, created) => {
+  const oldVideo = document.getElementById(".plyr");
+  if (oldVideo) {
+    oldVideo.remove();
+  }
+  const video = document.createElement("video");
+  video.id = "video";
+  video.crossOrigin = "anonymous";
+
+  const source = document.createElement("source");
+  source.src = videoUrl;
+
+  video.appendChild(source);
+
+  for (const { name, url } of subtitles) {
+    const track = document.createElement("track");
+    track.label = name;
+    track.srclang = "xx-" + name.toLowerCase();
+    track.src = url;
+    track.kind = "captions";
+    video.appendChild(track);
+  }
+
+  const videoContainer = document.querySelector("#video-container");
+  videoContainer.style.display = "block";
+  videoContainer.appendChild(video);
+
+  const player = new Plyr(video, {
+    clickToPlay: false,
+    settings: ["captions", "quality"],
+    autopause: false,
+  });
+  player.elements.controls.insertAdjacentHTML(
+    "afterbegin",
+    `<button type="button" aria-pressed="false" class="plyr__controls__item plyr__control lock-controls"><svg aria-hidden="true" focusable="false" viewBox="0 0 24 24"><path d="M18 8h-1V6c0-2.76-2.24-5-5-5S7 3.24 7 6v2H6c-1.1 0-2 .9-2 2v10c0 1.1.9 2 2 2h12c1.1 0 2-.9 2-2V10c0-1.1-.9-2-2-2zm-6 9c-1.1 0-2-.9-2-2s.9-2 2-2 2 .9 2 2-.9 2-2 2zM9 8V6c0-1.66 1.34-3 3-3s3 1.34 3 3v2H9z"></path></svg><span class="label--pressed plyr__sr-only">Unlock controls</span><span class="label--not-pressed plyr__sr-only">Lock controls</span></button>`
+  );
+  const lockButton = player.elements.controls.children[0];
+  let controlsEnabled = created;
+  const setControlsEnabled = (enabled) => {
+    controlsEnabled = enabled;
+    lockButton.setAttribute("aria-pressed", enabled);
+    lockButton.classList.toggle("plyr__control--pressed", enabled);
+    player.elements.buttons.play[0].disabled =
+      player.elements.buttons.play[1].disabled =
+      player.elements.inputs.seek.disabled =
+        !enabled;
+    if (!enabled) {
+      // enable media button support
+      navigator.mediaSession.setActionHandler("play", null);
+      navigator.mediaSession.setActionHandler("pause", null);
+      navigator.mediaSession.setActionHandler("stop", null);
+      navigator.mediaSession.setActionHandler("seekbackward", null);
+      navigator.mediaSession.setActionHandler("seekforward", null);
+      navigator.mediaSession.setActionHandler("seekto", null);
+      navigator.mediaSession.setActionHandler("previoustrack", null);
+      navigator.mediaSession.setActionHandler("nexttrack", null);
+    } else {
+      // disable media button support by ignoring the events
+      navigator.mediaSession.setActionHandler("play", () => {});
+      navigator.mediaSession.setActionHandler("pause", () => {});
+      navigator.mediaSession.setActionHandler("stop", () => {});
+      navigator.mediaSession.setActionHandler("seekbackward", () => {});
+      navigator.mediaSession.setActionHandler("seekforward", () => {});
+      navigator.mediaSession.setActionHandler("seekto", () => {});
+      navigator.mediaSession.setActionHandler("previoustrack", () => {});
+      navigator.mediaSession.setActionHandler("nexttrack", () => {});
+    }
+  };
+  setControlsEnabled(controlsEnabled);
+  lockButton.addEventListener("click", () =>
+    setControlsEnabled(!controlsEnabled)
+  );
+  window.__plyr = player;
+
+  return player;
+};
+
+/**
+ * @param {string} videoUrl
+ * @param {{name: string, url: string}[]} subtitles
+ * @param {number} currentTime
+ * @param {boolean} playing
+ */
+export const setupVideo = async (
+  videoUrl,
+  subtitles,
+  currentTime,
+  playing,
+  created
+) => {
+  document.querySelector("#pre-join-controls").style["display"] = "none";
+  const player = createVideoElement(videoUrl, subtitles, created);
+  player.currentTime = currentTime / 1000.0;
+
+  try {
+    if (playing) {
+      player.play();
+    } else {
+      player.pause();
+    }
+  } catch (err) {
+    // Auto-play is probably disabled, we should uhhhhhhh do something about it
+  }
+
+  return player;
+};
--- a/frontend/lib/watch-session.mjs
+++ b/frontend/lib/watch-session.mjs
@ -1,191 +1,270 @@
-import { setupVideo } from "./video.mjs?v=e";
-import { setupChat, logEventToChat } from "./chat.mjs?v=2";
-
-/**
- * @param {string} sessionId
- * @param {string} nickname
- * @returns {WebSocket}
- */
-const createWebSocket = (sessionId, nickname) => {
-  const wsUrl = new URL(
-    `/sess/${sessionId}/subscribe` +
-      `?nickname=${encodeURIComponent(nickname)}`,
-    window.location.href
-  );
-  wsUrl.protocol = { "http:": "ws:", "https:": "wss:" }[wsUrl.protocol];
-  const socket = new WebSocket(wsUrl.toString());
-
-  return socket;
-};
-
-let outgoingDebounce = false;
-let outgoingDebounceCallbackId = null;
-
-const setDebounce = () => {
-  outgoingDebounce = true;
-
-  if (outgoingDebounceCallbackId) {
-    cancelIdleCallback(outgoingDebounceCallbackId);
-    outgoingDebounceCallbackId = null;
-  }
-
-  outgoingDebounceCallbackId = setTimeout(() => {
-    outgoingDebounce = false;
-  }, 500);
-};
-
-/**
- * @param {HTMLVideoElement} video
- * @param {WebSocket} socket
- */
-const setupIncomingEvents = (video, socket) => {
-  const setVideoTime = (time) => {
-    const timeSecs = time / 1000.0;
-
-    if (Math.abs(video.currentTime - timeSecs) > 0.5) {
-      video.currentTime = timeSecs;
-    }
-  };
-
-  socket.addEventListener("message", async (messageEvent) => {
-    try {
-      const event = JSON.parse(messageEvent.data);
-
-      if (!event.reflected) {
-        switch (event.op) {
-          case "SetPlaying":
-            setDebounce();
-
-            if (event.data.playing) {
-              await video.play();
-            } else {
-              video.pause();
-            }
-
-            setVideoTime(event.data.time);
-
-            break;
-          case "SetTime":
-            setDebounce();
-            setVideoTime(event.data);
-            break;
-        }
-      }
-
-      logEventToChat(event);
-    } catch (_err) {}
-  });
-};
-
-/**
- * @param {HTMLVideoElement} video
- * @param {WebSocket} socket
- */
-const setupOutgoingEvents = (video, socket) => {
-  const currentVideoTime = () => (video.currentTime * 1000) | 0;
-
-  video.addEventListener("pause", async (event) => {
-    if (outgoingDebounce || !video.controls) {
-      return;
-    }
-
-    // don't send a pause event for the video ending
-    if (video.currentTime == video.duration) {
-      return;
-    }
-
-    socket.send(
-      JSON.stringify({
-        op: "SetPlaying",
-        data: {
-          playing: false,
-          time: currentVideoTime(),
-        },
-      })
-    );
-  });
-
-  video.addEventListener("play", (event) => {
-    if (outgoingDebounce || !video.controls) {
-      return;
-    }
-
-    socket.send(
-      JSON.stringify({
-        op: "SetPlaying",
-        data: {
-          playing: true,
-          time: currentVideoTime(),
-        },
-      })
-    );
-  });
-
-  let firstSeekComplete = false;
-  video.addEventListener("seeked", async (event) => {
-    if (!firstSeekComplete) {
-      // The first seeked event is performed by the browser when the video is loading
-      firstSeekComplete = true;
-      return;
-    }
-
-    if (outgoingDebounce || !video.controls) {
-      return;
-    }
-
-    socket.send(
-      JSON.stringify({
-        op: "SetTime",
-        data: currentVideoTime(),
-      })
-    );
-  });
-};
-
-/**
- * @param {string} nickname
- * @param {string} sessionId
- */
-export const joinSession = async (nickname, sessionId) => {
-  try {
-    window.location.hash = sessionId;
-
-    const { video_url, subtitle_tracks, current_time_ms, is_playing } =
-      await fetch(`/sess/${sessionId}`).then((r) => r.json());
-
-    const socket = createWebSocket(sessionId, nickname);
-    socket.addEventListener("open", async () => {
-      const video = await setupVideo(
-        video_url,
-        subtitle_tracks,
-        current_time_ms,
-        is_playing
-      );
-
-      setupOutgoingEvents(video, socket);
-      setupIncomingEvents(video, socket);
-      setupChat(socket);
-    });
-    // TODO: Close listener ?
-  } catch (err) {
-    // TODO: Show an error on the screen
-    console.error(err);
-  }
-};
-
-/**
- * @param {string} videoUrl
- * @param {Array} subtitleTracks
- */
-export const createSession = async (videoUrl, subtitleTracks) => {
-  const { id } = await fetch("/start_session", {
-    method: "POST",
-    headers: { "Content-Type": "application/json" },
-    body: JSON.stringify({
-      video_url: videoUrl,
-      subtitle_tracks: subtitleTracks,
-    }),
-  }).then((r) => r.json());
-
-  window.location = `/?created=true#${id}`;
-};
+import { setupVideo } from "./video.mjs?v=4b61c4";
+import {
+  setupChat,
+  logEventToChat,
+  updateViewerList,
+  printChatMessage,
+} from "./chat.mjs?v=4b61c4";
+import ReconnectingWebSocket from "./reconnecting-web-socket.mjs";
+import { state } from "./state.mjs";
+let player;
+/**
+ * @param {string} sessionId
+ * @param {string} nickname
+ * @returns {ReconnectingWebSocket}
+ */
+const createWebSocket = () => {
+  const wsUrl = new URL(
+    `/sess/${state().sessionId}/subscribe` +
+      `?nickname=${encodeURIComponent(state().nickname)}` +
+      `&colour=${encodeURIComponent(state().colour)}`,
+    window.location.href
+  );
+  wsUrl.protocol = "ws" + window.location.protocol.slice(4);
+  const socket = new ReconnectingWebSocket(wsUrl);
+
+  return socket;
+};
+
+let outgoingDebounce = false;
+let outgoingDebounceCallbackId = null;
+
+export const setDebounce = () => {
+  outgoingDebounce = true;
+
+  if (outgoingDebounceCallbackId) {
+    cancelIdleCallback(outgoingDebounceCallbackId);
+    outgoingDebounceCallbackId = null;
+  }
+
+  outgoingDebounceCallbackId = setTimeout(() => {
+    outgoingDebounce = false;
+  }, 500);
+};
+
+export const setVideoTime = (time) => {
+  const timeSecs = time / 1000.0;
+  if (Math.abs(player.currentTime - timeSecs) > 0.5) {
+    player.currentTime = timeSecs;
+  }
+};
+
+export const setPlaying = async (playing) => {
+  if (playing) {
+    await player.play();
+  } else {
+    player.pause();
+  }
+};
+
+/**
+ * @param {HTMLVideoElement} video
+ * @param {ReconnectingWebSocket} socket
+ */
+const setupIncomingEvents = (player, socket) => {
+  socket.addEventListener("message", async (messageEvent) => {
+    try {
+      const event = JSON.parse(messageEvent.data);
+      if (!event.reflected) {
+        switch (event.op) {
+          case "SetPlaying":
+            setDebounce();
+
+            if (event.data.playing) {
+              await player.play();
+            } else {
+              player.pause();
+            }
+
+            setVideoTime(event.data.time);
+            break;
+          case "SetTime":
+            setDebounce();
+            setVideoTime(event.data);
+            break;
+          case "UpdateViewerList":
+            updateViewerList(event.data);
+            break;
+        }
+      }
+
+      logEventToChat(event);
+    } catch (_err) {}
+  });
+};
+
+/**
+ * @param {Plyr} player
+ * @param {ReconnectingWebSocket} socket
+ */
+const setupOutgoingEvents = (player, socket) => {
+  const currentVideoTime = () => (player.currentTime * 1000) | 0;
+
+  player.on("pause", async () => {
+    if (outgoingDebounce || player.elements.inputs.seek.disabled) {
+      return;
+    }
+
+    // don't send a pause event for the video ending
+    if (player.currentTime == player.duration) {
+      return;
+    }
+
+    socket.send(
+      JSON.stringify({
+        op: "SetPlaying",
+        data: {
+          playing: false,
+          time: currentVideoTime(),
+        },
+      })
+    );
+  });
+
+  player.on("play", () => {
+    if (outgoingDebounce || player.elements.inputs.seek.disabled) {
+      return;
+    }
+
+    socket.send(
+      JSON.stringify({
+        op: "SetPlaying",
+        data: {
+          playing: true,
+          time: currentVideoTime(),
+        },
+      })
+    );
+  });
+
+  let firstSeekComplete = false;
+  player.on("seeked", async (event) => {
+    if (!firstSeekComplete) {
+      // The first seeked event is performed by the browser when the video is loading
+      firstSeekComplete = true;
+      return;
+    }
+
+    if (outgoingDebounce || player.elements.inputs.seek.disabled) {
+      return;
+    }
+
+    socket.send(
+      JSON.stringify({
+        op: "SetTime",
+        data: {
+          to: currentVideoTime(),
+        },
+      })
+    );
+  });
+};
+
+export const joinSession = async (created) => {
+  if (state().activeSession) {
+    if (state().activeSession === state().sessionId) {
+      // we are already in this session, dont rejoin
+      return;
+    }
+    // we are joining a new session from an existing session
+    const messageContent = document.createElement("span");
+    messageContent.appendChild(document.createTextNode("joining new session "));
+    messageContent.appendChild(document.createTextNode(state().sessionId));
+
+    printChatMessage("join-session", "watch-party", "#fffff", messageContent);
+  }
+  state().activeSession = state().sessionId;
+
+  // try { // we are handling errors in the join form.
+  const genericConnectionError = new Error(
+    "There was an issue getting the session information."
+  );
+  window.location.hash = state().sessionId;
+  let response, video_url, subtitle_tracks, current_time_ms, is_playing;
+  try {
+    response = await fetch(`/sess/${state().sessionId}`);
+  } catch (e) {
+    console.error(e);
+    throw genericConnectionError;
+  }
+  if (!response.ok) {
+    let error;
+    try {
+      ({ error } = await response.json());
+      if (!error) throw new Error();
+    } catch (e) {
+      console.error(e);
+      throw genericConnectionError;
+    }
+    throw new Error(error);
+  }
+  try {
+    ({ video_url, subtitle_tracks, current_time_ms, is_playing } =
+      await response.json());
+  } catch (e) {
+    console.error(e);
+    throw genericConnectionError;
+  }
+
+  if (state().socket) {
+    state().socket.close();
+    state().socket = null;
+  }
+  const socket = createWebSocket();
+  state().socket = socket;
+  socket.addEventListener("open", async () => {
+    player = await setupVideo(
+      video_url,
+      subtitle_tracks,
+      current_time_ms,
+      is_playing,
+      created
+    );
+
+    player.on("canplay", () => {
+      sync();
+    });
+
+    setupOutgoingEvents(player, socket);
+    setupIncomingEvents(player, socket);
+    setupChat(socket);
+  });
+  socket.addEventListener("reconnecting", (e) => {
+    console.log("Reconnecting...");
+  });
+  socket.addEventListener("reconnected", (e) => {
+    console.log("Reconnected.");
+  });
+  //} catch (e) {
+  //  alert(e.message)
+  //}
+};
+
+/**
+ * @param {string} videoUrl
+ * @param {Array} subtitleTracks
+ */
+export const createSession = async (videoUrl, subtitleTracks) => {
+  const { id } = await fetch("/start_session", {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({
+      video_url: videoUrl,
+      subtitle_tracks: subtitleTracks,
+    }),
+  }).then((r) => r.json());
+
+  window.location = `/?created=true#${id}`;
+};
+
+export const sync = async () => {
+  setDebounce();
+  await setPlaying(false);
+  const { current_time_ms, is_playing } = await fetch(
+    `/sess/${state().sessionId}`
+  ).then((r) => r.json());
+
+  setDebounce();
+  setVideoTime(current_time_ms);
+  if (is_playing) await setPlaying(is_playing);
+};
--- a/frontend/main.mjs
+++ b/frontend/main.mjs
@ -1,11 +1,11 @@
-import { setupJoinSessionForm } from "./lib/join-session.mjs?v=4";
-
-const main = () => {
-  setupJoinSessionForm();
-};
-
-if (document.readyState === "complete") {
-  main();
-} else {
-  document.addEventListener("DOMContentLoaded", main);
-}
+import { setupJoinSessionForm } from "./lib/join-session.mjs?v=4b61c4";
+
+const main = () => {
+  setupJoinSessionForm();
+};
+
+if (document.readyState === "complete") {
+  main();
+} else {
+  document.addEventListener("DOMContentLoaded", main);
+}
--- a/frontend/styles.css
+++ b/frontend/styles.css
@ -1,200 +1,435 @@
-:root {
-  --bg: rgb(28, 23, 36);
-  --fg: rgb(234, 234, 248);
-  --accent: hsl(275, 57%, 68%);
-}
-
-html {
-  background-color: var(--bg);
-  color: var(--fg);
-  font-size: 1.125rem;
-  font-family: sans-serif;
-
-  overflow-y: scroll;
-  scrollbar-width: none;
-  -ms-overflow-style: none;
-}
-
-::-webkit-scrollbar {
-  width: 0;
-  background: transparent;
-}
-
-html,
-body {
-  margin: 0;
-}
-
-video {
-  display: block;
-
-  width: 100vw;
-  height: auto;
-
-  max-width: auto;
-  max-height: 100vh;
-}
-
-a {
-  color: var(--accent);
-}
-
-label {
-  display: block;
-}
-
-input[type="url"],
-input[type="text"] {
-  box-sizing: border-box;
-
-  background: #fff;
-  background-clip: padding-box;
-  border: 1px solid rgba(0, 0, 0, 0.12);
-  border-radius: 6px;
-  color: rgba(0, 0, 0, 0.8);
-  display: block;
-
-  margin: 0.5em 0;
-  padding: 0.5em 1em;
-  line-height: 1.5;
-
-  font-family: sans-serif;
-  font-size: 1em;
-  width: 500px;
-  max-width: 100%;
-
-  resize: none;
-  overflow-x: wrap;
-  overflow-y: scroll;
-}
-
-button {
-  background-color: var(--accent);
-  border: var(--accent);
-  border-radius: 6px;
-  color: #fff;
-  padding: 0.5em 1em;
-  display: inline-block;
-  font-weight: 400;
-  text-align: center;
-  white-space: nowrap;
-  vertical-align: middle;
-
-  font-family: sans-serif;
-  font-size: 1em;
-  width: 500px;
-  max-width: 100%;
-
-  user-select: none;
-  border: 1px solid rgba(0, 0, 0, 0);
-  line-height: 1.5;
-}
-
-button.small-button {
-  font-size: 0.75em;
-  padding-top: 0;
-  padding-bottom: 0;
-}
-
-.subtitle-track-group {
-  display: flex;
-}
-
-.subtitle-track-group > * {
-  margin-top: 0 !important;
-  margin-bottom: 0 !important;
-  margin-right: 1ch !important;
-}
-
-#pre-join-controls,
-#create-controls {
-  width: 60%;
-  margin: 0 auto;
-  margin-top: 4em;
-}
-
-#join-session-form,
-#create-session-form {
-  margin-bottom: 4em;
-}
-
-#post-create-message {
-  display: none;
-  width: 500px;
-  max-width: 100%;
-  font-size: 0.85em;
-}
-
-#chatbox-container {
-  display: none;
-}
-
-.chat-message {
-  overflow-wrap: break-word;
-}
-
-.chat-message > strong {
-  color: rgb(126, 208, 255);
-}
-
-.chat-message.user-join,
-.chat-message.user-leave {
-  font-style: italic;
-}
-
-.chat-message.set-time,
-.chat-message.set-playing {
-  font-style: italic;
-  text-align: right;
-  font-size: 0.85em;
-}
-
-.chat-message.set-time > strong,
-.chat-message.set-playing > strong {
-  color: unset;
-}
-
-#chatbox {
-  padding: 0.5em 2em;
-  min-height: 8em;
-  overflow-y: scroll;
-}
-
-#chatbox-container {
-  background-color: #222;
-}
-
-#chatbox-send {
-  padding: 0 2em;
-  padding-bottom: 0.5em;
-}
-
-#chatbox-send > input {
-  font-size: 0.75em;
-  width: 100%;
-}
-
-@media (min-aspect-ratio: 4/3) {
-  #video-container video {
-    width: calc(100vw - 400px);
-    position: absolute;
-    height: 100vh;
-    background-color: black;
-  }
-
-  #video-container {
-    float: left;
-    height: 100vh;
-    position: relative;
-  }
-
-  #chatbox-container {
-    float: right;
-    width: 400px;
-    height: 100vh !important;
-  }
-
-  #chatbox {
-    height: calc(100vh - 5em) !important;
-  }
-}
+*,
+*:before,
+*:after {
+  box-sizing: border-box;
+}
+
+:root {
+  --bg-rgb: 28, 23, 36;
+  --fg-rgb: 234, 234, 248;
+  --accent-rgb: 181, 127, 220;
+  --fg: rgb(var(--fg-rgb));
+  --bg: rgb(var(--bg-rgb));
+  --default-user-color: rgb(126, 208, 255);
+  --accent: rgb(var(--accent-rgb));
+  --fg-transparent: rgba(var(--fg-rgb), 0.25);
+  --bg-transparent: rgba(var(--bg-rgb), 0.25);
+  --autocomplete-bg: linear-gradient(
+      var(--fg-transparent),
+      var(--fg-transparent)
+    ),
+    linear-gradient(var(--bg), var(--bg));
+  --chip-bg: linear-gradient(
+      var(--accent-transparent),
+      var(--accent-transparent)
+    ),
+    linear-gradient(var(--bg), var(--bg));
+  --accent-transparent: rgba(var(--accent-rgb), 0.25);
+  --plyr-color-main: var(--accent);
+  --plyr-control-radius: 6px;
+  --plyr-menu-radius: 6px;
+  --plyr-menu-background: var(--autocomplete-bg);
+  --plyr-menu-color: var(--fg);
+  --plyr-menu-arrow-color: var(--fg);
+  --plyr-menu-back-border-color: var(--fg-transparent);
+  --plyr-menu-back-border-shadow-color: transparent;
+}
+
+html {
+  background-color: var(--bg);
+  color: var(--fg);
+  font-size: 1.125rem;
+  font-family: sans-serif;
+}
+
+html,
+body {
+  margin: 0;
+  padding: 0;
+  overflow: hidden;
+  overscroll-behavior: none;
+  width: 100%;
+  height: 100%;
+}
+
+body {
+  display: flex;
+  flex-direction: column;
+}
+
+.lock-controls.plyr__control--pressed svg {
+  opacity: 0.5;
+}
+
+.plyr {
+  width: 100%;
+  height: 100%;
+}
+
+.plyr__menu__container {
+  --plyr-video-control-background-hover: var(--fg-transparent);
+  --plyr-video-control-color-hover: var(--fg);
+  --plyr-control-radius: 4px;
+  --plyr-control-spacing: calc(0.25rem / 0.7);
+  --plyr-font-size-menu: 0.75rem;
+  --plyr-menu-arrow-size: 0;
+  margin-bottom: 0.48rem;
+  max-height: 27vmin;
+  clip-path: inset(0 0 0 0 round 4px);
+  scrollbar-width: thin;
+}
+
+.plyr__menu__container .plyr__control[role="menuitemradio"]::after {
+  left: 10px;
+}
+
+.plyr__menu__container
+  .plyr__control[role="menuitemradio"][aria-checked="true"].plyr__tab-focus::before,
+.plyr__menu__container
+  .plyr__control[role="menuitemradio"][aria-checked="true"]:hover::before {
+  background: var(--accent);
+}
+
+[data-plyr="language"] .plyr__menu__value {
+  display: none;
+}
+
+#video-container {
+  flex-grow: 0;
+  flex-shrink: 1;
+  display: none;
+}
+
+a {
+  color: var(--accent);
+}
+
+.chip {
+  color: var(--fg);
+  background: var(--chip-bg);
+  text-decoration: none;
+  padding: 0 0.5rem 0 1.45rem;
+  display: inline-flex;
+  position: relative;
+  font-size: 0.9rem;
+  height: 1.125rem;
+  align-items: center;
+  border-radius: 2rem;
+  overflow: hidden;
+}
+
+.chip::before {
+  content: "";
+  position: absolute;
+  left: 0;
+  top: 0;
+  width: 1.125rem;
+  height: 100%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  text-align: center;
+  background: var(--accent-transparent);
+  background-repeat: no-repeat;
+  background-size: 18px;
+  background-position: center;
+}
+
+.join-chip::before {
+  background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMjQiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI2ZmZiI+PHBhdGggZD0iTTggNXYxNGwxMS03eiIvPjwvc3ZnPg==");
+}
+
+.time-chip::before {
+  background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIGhlaWdodD0iMjQiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI2ZmZiI+PHBhdGggZD0iTTExLjk5IDJDNi40NyAyIDIgNi40OCAyIDEyczQuNDcgMTAgOS45OSAxMEMxNy41MiAyMiAyMiAxNy41MiAyMiAxMlMxNy41MiAyIDExLjk5IDJ6TTEyIDIwYy00LjQyIDAtOC0zLjU4LTgtOHMzLjU4LTggOC04IDggMy41OCA4IDgtMy41OCA4LTggOHoiLz48cGF0aCBkPSJNMTIuNSA3SDExdjZsNS4yNSAzLjE1Ljc1LTEuMjMtNC41LTIuNjd6Ii8+PC9zdmc+");
+}
+
+label {
+  display: block;
+}
+
+input[type="url"],
+input[type="text"] {
+  background: #fff;
+  background-clip: padding-box;
+  border: 1px solid rgba(0, 0, 0, 0.12);
+  border-radius: 6px;
+  color: rgba(0, 0, 0, 0.8);
+  display: block;
+
+  margin: 0.5em 0;
+  padding: 0.5em 1em;
+  line-height: 1.5;
+
+  font-family: sans-serif;
+  font-size: 1em;
+  width: 100%;
+
+  resize: none;
+  overflow-x: wrap;
+  overflow-y: scroll;
+}
+
+button:not(.plyr button) {
+  background-color: var(--accent);
+  border: var(--accent);
+  border-radius: 6px;
+  color: #fff;
+  padding: 0.5em 1em;
+  display: inline-block;
+  font-weight: 400;
+  text-align: center;
+  white-space: nowrap;
+  vertical-align: middle;
+
+  font-family: sans-serif;
+  font-size: 1em;
+  width: 100%;
+
+  user-select: none;
+  border: 1px solid rgba(0, 0, 0, 0);
+  line-height: 1.5;
+  cursor: pointer;
+  margin: 0.5em 0;
+}
+
+button:disabled {
+  filter: saturate(0.75);
+  opacity: 0.75;
+  cursor: default;
+}
+
+button.small-button {
+  font-size: 0.75em;
+  padding-top: 0;
+  padding-bottom: 0;
+}
+
+.subtitle-track-group {
+  display: flex;
+}
+
+.subtitle-track-group > * {
+  margin-top: 0 !important;
+  margin-bottom: 0 !important;
+  margin-right: 1ch !important;
+}
+
+#pre-join-controls,
+#create-controls {
+  margin: 0;
+  flex-grow: 1;
+  overflow-y: auto;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+}
+
+#join-session-form,
+#create-session-form {
+  width: 500px;
+  max-width: 100%;
+  padding: 1rem;
+}
+
+#join-session-form > *:first-child,
+#create-session-form > *:first-child {
+  margin-top: 0;
+}
+
+#post-create-message {
+  display: none;
+  width: 100%;
+  font-size: 0.85em;
+}
+
+#chatbox-container {
+  display: none;
+}
+
+.chat-message {
+  overflow-wrap: break-word;
+  margin-bottom: 0.125rem;
+}
+
+.chat-message > strong,
+#viewer-list strong {
+  color: var(--user-color, var(--default-user-color));
+}
+
+.chat-message.user-join,
+.chat-message.user-leave,
+.chat-message.ping {
+  font-style: italic;
+}
+
+.chat-message.set-time,
+.chat-message.set-playing,
+.chat-message.join-session {
+  font-style: italic;
+  text-align: right;
+  font-size: 0.85em;
+}
+
+.chat-message.command-message {
+  font-size: 0.85em;
+}
+
+.chat-message.set-time > strong,
+.chat-message.set-playing > strong,
+.chat-message.join-session > strong {
+  color: unset !important;
+}
+
+.emoji {
+  width: 2ch;
+  height: 2ch;
+  object-fit: contain;
+  margin-bottom: -0.35ch;
+}
+
+#chatbox {
+  padding: 0.5em 1em;
+  overflow-y: scroll;
+  flex-shrink: 1;
+  flex-grow: 1;
+}
+
+#viewer-list {
+  padding: 0.5em 1em;
+  /* TODO: turn this into max-height instead of fixed height without breaking the chatbox height */
+  overflow-y: scroll;
+  border-bottom: var(--fg-transparent);
+  border-bottom-style: solid;
+  max-height: 4rem;
+  flex-shrink: 0;
+}
+
+#chatbox-container {
+  background-color: var(--bg);
+  flex-direction: column;
+  flex-grow: 1;
+  flex-shrink: 1;
+  flex-basis: 36ch;
+  min-width: 36ch;
+  overflow: hidden;
+}
+
+#chatbox-send {
+  padding: 0 1em;
+  padding-bottom: 0.5em;
+  position: relative;
+}
+
+#chatbox-send > input {
+  font-size: 0.75em;
+  width: 100%;
+}
+
+#emoji-autocomplete {
+  position: absolute;
+  bottom: 3.25rem;
+  background-image: var(--autocomplete-bg);
+  border-radius: 6px;
+  width: calc(100% - 2rem);
+  max-height: 8.5rem;
+  overflow-y: auto;
+  clip-path: inset(0 0 0 0 round 8px);
+}
+
+#emoji-autocomplete:empty {
+  display: none;
+}
+
+.emoji-option:not(:root) {
+  background: transparent;
+  font-size: 0.75rem;
+  text-align: left;
+  margin: 0 0.25rem;
+  border-radius: 4px;
+  width: calc(100% - 0.5rem);
+  display: flex;
+  align-items: center;
+  padding: 0.25rem 0.5rem;
+  scroll-margin: 0.25rem;
+}
+
+.emoji-option:first-child {
+  margin-top: 0.25rem;
+}
+
+.emoji-option:last-child {
+  margin-bottom: 0.25rem;
+}
+
+.emoji-option .emoji {
+  width: 1.25rem;
+  height: 1.25rem;
+  margin: 0 0.5rem 0 0;
+  font-size: 2.25ch;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  overflow: hidden;
+  flex-shrink: 0;
+}
+
+.emoji-name {
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.emoji-option.selected {
+  background: var(--fg-transparent);
+}
+
+#join-session-colour {
+  -moz-appearance: none;
+  -webkit-appearance: none;
+  appearance: none;
+  border: none;
+  padding: 0;
+  border-radius: 6px;
+  overflow: hidden;
+  margin: 0.5em 0;
+  height: 2rem;
+  width: 2.5rem;
+  cursor: pointer;
+}
+
+input[type="color"]::-moz-color-swatch {
+  border: none;
+  margin: 0;
+  padding: 0;
+}
+
+input[type="color"]::-webkit-color-swatch {
+  border: none;
+  margin: 0;
+  padding: 0;
+}
+
+input[type="color"]::-webkit-color-swatch-wrapper {
+  border: none;
+  margin: 0;
+  padding: 0;
+}
+
+@media (min-aspect-ratio: 4/3) {
+  body {
+    flex-direction: row;
+  }
+
+  #chatbox-container {
+    height: 100vh !important;
+    flex-grow: 0;
+  }
+
+  #video-container {
+    flex-grow: 1;
+  }
+
+  #chatbox {
+    height: calc(100vh - 5em - 4em) !important;
+  }
+}
--- a/scripts/get_emojis.sh
+++ b/scripts/get_emojis.sh
@ -0,0 +1,23 @@
+#!/bin/sh
+set -eu
+
+# Get guild ID
+if [ ! "$1" ];then
+   echo "You need to provide a Discord Guild ID."
+   exit 1
+else
+   guild="$1"
+fi
+
+# Get emoji folder
+emojiFolder="$(readlink -f "$(dirname $0)/../frontend/emojis/")"
+
+# Get Discord token
+printf "Token: " 1>&2
+trap 'stty echo' INT EXIT
+stty -echo
+read token
+printf "\n" 1>&2
+stty echo
+
+curl "https://discord.com/api/v9/guilds/${guild}/emojis" -H "Authorization: $token"  |  jq  --raw-output 'map((if .animated then ".gif" else ".png" end) as $ext | "curl '"'"'https://cdn.discordapp.com/emojis/" + .id + $ext + "?size=48&quality=lossless'"'"' -o '"'${emojiFolder}/"'" + .name + $ext + "'"'"'") | join("\n")' | sh
--- a/scripts/get_unicode_emojis.sh
+++ b/scripts/get_unicode_emojis.sh
@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Get emoji folder
+emojiFolder="$(readlink -f "$(dirname $0)/../frontend/emojis/")"
+
+curl 'https://raw.githubusercontent.com/iamcal/emoji-data/master/emoji.json' | jq '. | map(. as $emoji | .short_names | map([., ($emoji.unified | split("-") | map(. | split("") | map(. as $nibble | (["0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F"] | index($nibble))) | reduce .[] as $item (0; (. * 16) + $item)) | map(if (. < 65536) then (.) else [55296 - 64 + (. / 1024 | floor), 56320 + (((. / 1024) - (. / 1024 | floor)) * 1024)] end) | flatten(1) | map(("\\u" + ("0000" + ({"str": "", "num": .} | until(.num < 1; {"str": (["0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F"][((.num / 16) - (.num / 16 | floor)) * 16] + .str), "num": (.num / 16) | floor})).str)[-4:])) | join("") | "\"" + . + "\"" | fromjson)])) | flatten(1)' --raw-output >"$emojiFolder/unicode.json"
--- a/src/events.rs
+++ b/src/events.rs
@ -1,32 +1,52 @@
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Serialize, Deserialize)]
-#[serde(tag = "op", content = "data")]
-pub enum WatchEventData {
-    SetPlaying { playing: bool, time: u64 },
-    SetTime(u64),
-
-    UserJoin,
-    UserLeave,
-    ChatMessage(String),
-}
-
-#[derive(Clone, Serialize, Deserialize)]
-pub struct WatchEvent {
-    #[serde(default, skip_serializing_if = "Option::is_none")]
-    pub user: Option<String>,
-    #[serde(flatten)]
-    pub data: WatchEventData,
-    #[serde(default)]
-    pub reflected: bool,
-}
-
-impl WatchEvent {
-    pub fn new(user: String, data: WatchEventData) -> Self {
-        WatchEvent {
-            user: Some(user),
-            data,
-            reflected: false,
-        }
-    }
-}
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Serialize, Deserialize)]
+pub struct Viewer {
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub nickname: Option<String>,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub colour: Option<String>,
+}
+
+#[derive(Clone, Serialize, Deserialize)]
+#[serde(tag = "op", content = "data")]
+pub enum WatchEventData {
+    SetPlaying {
+        playing: bool,
+        time: u64,
+    },
+    SetTime {
+        #[serde(default, skip_serializing_if = "Option::is_none")]
+        from: Option<u64>,
+        to: u64,
+    },
+
+    UserJoin,
+    UserLeave,
+    ChatMessage(String),
+    Ping(String),
+    UpdateViewerList(Vec<Viewer>),
+}
+
+#[derive(Clone, Serialize, Deserialize)]
+pub struct WatchEvent {
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub user: Option<String>,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub colour: Option<String>,
+    #[serde(flatten)]
+    pub data: WatchEventData,
+    #[serde(default)]
+    pub reflected: bool,
+}
+
+impl WatchEvent {
+    pub fn new(user: String, colour: String, data: WatchEventData) -> Self {
+        WatchEvent {
+            user: Some(user),
+            colour: Some(colour),
+            data,
+            reflected: false,
+        }
+    }
+}
--- a/src/main.rs
+++ b/src/main.rs
@ -1,167 +1,132 @@
-use serde_json::json;
-use std::net::IpAddr;
-use uuid::Uuid;
-
-use warb::{hyper::StatusCode, Filter, Reply};
-use warp as warb; // i think it's funny
-
-mod events;
-mod viewer_connection;
-mod watch_session;
-
-use serde::Deserialize;
-
-use crate::{
-    events::{WatchEvent, WatchEventData},
-    viewer_connection::{ws_publish, ws_subscribe},
-    watch_session::{get_session, handle_watch_event_data, SubtitleTrack, WatchSession, SESSIONS},
-};
-
-#[derive(Deserialize)]
-struct StartSessionBody {
-    video_url: String,
-    #[serde(default = "Vec::new")]
-    subtitle_tracks: Vec<SubtitleTrack>,
-}
-
-#[derive(Deserialize)]
-struct SubscribeQuery {
-    nickname: String,
-}
-
-#[tokio::main]
-async fn main() {
-    let start_session_route = warb::path!("start_session")
-        .and(warb::path::end())
-        .and(warb::post())
-        .and(warb::body::json())
-        .map(|body: StartSessionBody| {
-            let mut sessions = SESSIONS.lock().unwrap();
-            let session_uuid = Uuid::new_v4();
-            let session = WatchSession::new(body.video_url, body.subtitle_tracks);
-            let session_view = session.view();
-            sessions.insert(session_uuid, session);
-
-            warb::reply::json(&json!({ "id": session_uuid.to_string(), "session": session_view }))
-        });
-
-    enum RequestedSession {
-        Session(Uuid, WatchSession),
-        Error(warb::reply::WithStatus<warb::reply::Json>),
-    }
-
-    let get_running_session = warb::path::path("sess")
-        .and(warb::path::param::<String>())
-        .map(|session_id: String| {
-            if let Ok(uuid) = Uuid::parse_str(&session_id) {
-                get_session(uuid)
-                    .map(|sess| RequestedSession::Session(uuid, sess))
-                    .unwrap_or_else(|| {
-                        RequestedSession::Error(warb::reply::with_status(
-                            warb::reply::json(&json!({ "error": "session does not exist" })),
-                            StatusCode::NOT_FOUND,
-                        ))
-                    })
-            } else {
-                RequestedSession::Error(warb::reply::with_status(
-                    warb::reply::json(&json!({ "error": "invalid session UUID" })),
-                    StatusCode::BAD_REQUEST,
-                ))
-            }
-        });
-
-    let get_status_route = get_running_session
-        .and(warb::path::end())
-        .map(|requested_session| match requested_session {
-            RequestedSession::Session(_, sess) => {
-                warb::reply::with_status(warb::reply::json(&sess.view()), StatusCode::OK)
-            }
-            RequestedSession::Error(e) => e,
-        });
-
-    let set_playing_route = get_running_session
-        .and(warb::path!("playing"))
-        .and(warb::put())
-        .and(warb::body::json())
-        .map(|requested_session, playing: bool| match requested_session {
-            RequestedSession::Session(uuid, mut sess) => {
-                let data = WatchEventData::SetPlaying {
-                    playing,
-                    time: sess.get_time_ms(),
-                };
-
-                handle_watch_event_data(uuid, &mut sess, data.clone());
-                tokio::spawn(ws_publish(
-                    uuid,
-                    None,
-                    WatchEvent {
-                        user: None,
-                        data,
-                        reflected: false,
-                    },
-                ));
-
-                warb::reply::with_status(warb::reply::json(&sess.view()), StatusCode::OK)
-            }
-            RequestedSession::Error(e) => e,
-        });
-
-    let set_timestamp_route = get_running_session
-        .and(warb::path!("current_time"))
-        .and(warb::put())
-        .and(warb::body::json())
-        .map(
-            |requested_session, current_time_ms: u64| match requested_session {
-                RequestedSession::Session(uuid, mut sess) => {
-                    let data = WatchEventData::SetTime(current_time_ms);
-
-                    handle_watch_event_data(uuid, &mut sess, data.clone());
-                    tokio::spawn(ws_publish(
-                        uuid,
-                        None,
-                        WatchEvent {
-                            user: None,
-                            data,
-                            reflected: false,
-                        },
-                    ));
-
-                    warb::reply::with_status(warb::reply::json(&sess.view()), StatusCode::OK)
-                }
-                RequestedSession::Error(e) => e,
-            },
-        );
-
-    let ws_subscribe_route = get_running_session
-        .and(warb::path!("subscribe"))
-        .and(warb::query())
-        .and(warb::ws())
-        .map(
-            |requested_session, query: SubscribeQuery, ws: warb::ws::Ws| match requested_session {
-                RequestedSession::Session(uuid, _) => ws
-                    .on_upgrade(move |ws| ws_subscribe(uuid, query.nickname, ws))
-                    .into_response(),
-                RequestedSession::Error(error_response) => error_response.into_response(),
-            },
-        );
-
-    let routes = start_session_route
-        .or(get_status_route)
-        .or(set_playing_route)
-        .or(set_timestamp_route)
-        .or(ws_subscribe_route)
-        .or(warb::path::end().and(warb::fs::file("frontend/index.html")))
-        .or(warb::fs::dir("frontend"));
-
-    let ip = std::env::var("IP")
-        .ok()
-        .and_then(|s| s.parse::<IpAddr>().ok())
-        .unwrap_or_else(|| [127, 0, 0, 1].into());
-    let port = std::env::var("PORT")
-        .ok()
-        .and_then(|s| s.parse::<u16>().ok())
-        .unwrap_or(3000);
-
-    println!("Listening at http://{}:{} ...", &ip, &port);
-    warb::serve(routes).run((ip, port)).await;
-}
+use serde_json::json;
+use std::net::IpAddr;
+use uuid::Uuid;
+
+use warb::{hyper::StatusCode, Filter, Reply};
+use warp as warb; // i think it's funny
+
+mod events;
+mod utils;
+mod viewer_connection;
+mod watch_session;
+
+use serde::Deserialize;
+
+use crate::{
+    viewer_connection::ws_subscribe,
+    watch_session::{get_session, SubtitleTrack, WatchSession, SESSIONS},
+};
+
+#[derive(Deserialize)]
+struct StartSessionBody {
+    video_url: String,
+    #[serde(default = "Vec::new")]
+    subtitle_tracks: Vec<SubtitleTrack>,
+}
+
+#[derive(Deserialize)]
+struct SubscribeQuery {
+    nickname: String,
+    colour: String,
+}
+
+async fn get_emoji_list() -> Result<impl warb::Reply, warb::Rejection> {
+    use tokio_stream::{wrappers::ReadDirStream, StreamExt};
+
+    let dir = tokio::fs::read_dir("frontend/emojis")
+        .await
+        .expect("Couldn't read emojis directory!");
+
+    let files = ReadDirStream::new(dir)
+        .filter_map(|r| r.ok())
+        .map(|e| e.file_name().to_string_lossy().to_string())
+        .collect::<Vec<_>>()
+        .await;
+
+    Ok(warb::reply::json(&files))
+}
+
+#[tokio::main]
+async fn main() {
+    let start_session_route = warb::path!("start_session")
+        .and(warb::path::end())
+        .and(warb::post())
+        .and(warb::body::json())
+        .map(|body: StartSessionBody| {
+            let mut sessions = SESSIONS.lock().unwrap();
+            let session_uuid = Uuid::new_v4();
+            let session = WatchSession::new(body.video_url, body.subtitle_tracks);
+            let session_view = session.view();
+            sessions.insert(session_uuid, session);
+
+            warb::reply::json(&json!({ "id": session_uuid.to_string(), "session": session_view }))
+        });
+
+    let get_emoji_route = warb::path!("emojos").and_then(get_emoji_list);
+
+    enum RequestedSession {
+        Session(Uuid, WatchSession),
+        Error(warb::reply::WithStatus<warb::reply::Json>),
+    }
+
+    let get_running_session = warb::path::path("sess")
+        .and(warb::path::param::<String>())
+        .map(|session_id: String| {
+            if let Ok(uuid) = Uuid::parse_str(&session_id) {
+                get_session(uuid)
+                    .map(|sess| RequestedSession::Session(uuid, sess))
+                    .unwrap_or_else(|| {
+                        RequestedSession::Error(warb::reply::with_status(
+                            warb::reply::json(&json!({ "error": "session does not exist" })),
+                            StatusCode::NOT_FOUND,
+                        ))
+                    })
+            } else {
+                RequestedSession::Error(warb::reply::with_status(
+                    warb::reply::json(&json!({ "error": "invalid session UUID" })),
+                    StatusCode::BAD_REQUEST,
+                ))
+            }
+        });
+
+    let get_status_route = get_running_session
+        .and(warb::path::end())
+        .map(|requested_session| match requested_session {
+            RequestedSession::Session(_, sess) => {
+                warb::reply::with_status(warb::reply::json(&sess.view()), StatusCode::OK)
+            }
+            RequestedSession::Error(e) => e,
+        });
+
+    let ws_subscribe_route = get_running_session
+        .and(warb::path!("subscribe"))
+        .and(warb::query())
+        .and(warb::ws())
+        .map(
+            |requested_session, query: SubscribeQuery, ws: warb::ws::Ws| match requested_session {
+                RequestedSession::Session(uuid, _) => ws
+                    .on_upgrade(move |ws| ws_subscribe(uuid, query.nickname, query.colour, ws))
+                    .into_response(),
+                RequestedSession::Error(error_response) => error_response.into_response(),
+            },
+        );
+
+    let routes = start_session_route
+        .or(get_status_route)
+        .or(ws_subscribe_route)
+        .or(get_emoji_route)
+        .or(warb::path::end().and(warb::fs::file("frontend/index.html")))
+        .or(warb::fs::dir("frontend"));
+
+    let ip = std::env::var("IP")
+        .ok()
+        .and_then(|s| s.parse::<IpAddr>().ok())
+        .unwrap_or_else(|| [127, 0, 0, 1].into());
+    let port = std::env::var("PORT")
+        .ok()
+        .and_then(|s| s.parse::<u16>().ok())
+        .unwrap_or(3000);
+
+    println!("Listening at http://{}:{} ...", &ip, &port);
+    warb::serve(routes).run((ip, port)).await;
+}
--- a/src/utils.rs
+++ b/src/utils.rs
@ -0,0 +1,6 @@
+pub fn truncate_str(s: &str, max_chars: usize) -> &str {
+    match s.char_indices().nth(max_chars) {
+        None => s,
+        Some((idx, _)) => &s[..idx],
+    }
+}
--- a/src/viewer_connection.rs
+++ b/src/viewer_connection.rs
@ -1,113 +1,156 @@
-use once_cell::sync::Lazy;
-use std::{
-    collections::HashMap,
-    sync::atomic::{AtomicUsize, Ordering},
-};
-
-use futures::{SinkExt, StreamExt, TryFutureExt};
-use tokio::sync::{
-    mpsc::{self, UnboundedSender},
-    RwLock,
-};
-use tokio_stream::wrappers::UnboundedReceiverStream;
-
-use uuid::Uuid;
-use warp::ws::{Message, WebSocket};
-
-use crate::{
-    events::{WatchEvent, WatchEventData},
-    watch_session::{get_session, handle_watch_event_data},
-};
-
-static CONNECTED_VIEWERS: Lazy<RwLock<HashMap<usize, ConnectedViewer>>> =
-    Lazy::new(|| RwLock::new(HashMap::new()));
-static NEXT_VIEWER_ID: AtomicUsize = AtomicUsize::new(1);
-
-pub struct ConnectedViewer {
-    pub session: Uuid,
-    pub viewer_id: usize,
-    pub tx: UnboundedSender<WatchEvent>,
-    pub nickname: Option<String>,
-}
-
-pub async fn ws_subscribe(session_uuid: Uuid, nickname: String, ws: WebSocket) {
-    let viewer_id = NEXT_VIEWER_ID.fetch_add(1, Ordering::Relaxed);
-    let (mut viewer_ws_tx, mut viewer_ws_rx) = ws.split();
-
-    let (tx, rx) = mpsc::unbounded_channel::<WatchEvent>();
-    let mut rx = UnboundedReceiverStream::new(rx);
-
-    tokio::task::spawn(async move {
-        while let Some(event) = rx.next().await {
-            viewer_ws_tx
-                .send(Message::text(
-                    serde_json::to_string(&event).expect("couldn't convert WatchEvent into JSON"),
-                ))
-                .unwrap_or_else(|e| eprintln!("ws send error: {}", e))
-                .await;
-        }
-    });
-
-    CONNECTED_VIEWERS.write().await.insert(
-        viewer_id,
-        ConnectedViewer {
-            viewer_id,
-            session: session_uuid,
-            tx,
-            nickname: Some(nickname.clone()),
-        },
-    );
-
-    ws_publish(
-        session_uuid,
-        None,
-        WatchEvent::new(nickname.clone(), WatchEventData::UserJoin),
-    )
-    .await;
-
-    while let Some(Ok(message)) = viewer_ws_rx.next().await {
-        let event: WatchEventData = match message
-            .to_str()
-            .ok()
-            .and_then(|s| serde_json::from_str(s).ok())
-        {
-            Some(e) => e,
-            None => continue,
-        };
-
-        handle_watch_event_data(
-            session_uuid,
-            &mut get_session(session_uuid).unwrap(),
-            event.clone(),
-        );
-
-        ws_publish(
-            session_uuid,
-            Some(viewer_id),
-            WatchEvent::new(nickname.clone(), event),
-        )
-        .await;
-    }
-
-    ws_publish(
-        session_uuid,
-        None,
-        WatchEvent::new(nickname.clone(), WatchEventData::UserLeave),
-    )
-    .await;
-
-    CONNECTED_VIEWERS.write().await.remove(&viewer_id);
-}
-
-pub async fn ws_publish(session_uuid: Uuid, skip_viewer_id: Option<usize>, event: WatchEvent) {
-    for viewer in CONNECTED_VIEWERS.read().await.values() {
-        if viewer.session != session_uuid {
-            continue;
-        }
-
-        let _ = viewer.tx.send(WatchEvent {
-            reflected: skip_viewer_id == Some(viewer.viewer_id),
-            ..event.clone()
-        });
-    }
-}
+use once_cell::sync::Lazy;
+use std::{
+    collections::HashMap,
+    sync::atomic::{AtomicUsize, Ordering},
+};
+
+use futures::{SinkExt, StreamExt, TryFutureExt};
+use tokio::sync::{
+    mpsc::{self, UnboundedSender},
+    RwLock,
+};
+use tokio_stream::wrappers::UnboundedReceiverStream;
+
+use uuid::Uuid;
+use warp::ws::{Message, WebSocket};
+
+use crate::{
+    events::{Viewer, WatchEvent, WatchEventData},
+    utils::truncate_str,
+    watch_session::{get_session, handle_watch_event_data},
+};
+
+static CONNECTED_VIEWERS: Lazy<RwLock<HashMap<usize, ConnectedViewer>>> =
+    Lazy::new(|| RwLock::new(HashMap::new()));
+static NEXT_VIEWER_ID: AtomicUsize = AtomicUsize::new(1);
+
+pub struct ConnectedViewer {
+    pub session: Uuid,
+    pub viewer_id: usize,
+    pub tx: UnboundedSender<WatchEvent>,
+    pub nickname: Option<String>,
+    pub colour: Option<String>,
+}
+
+pub async fn ws_subscribe(session_uuid: Uuid, nickname: String, colour: String, ws: WebSocket) {
+    let viewer_id = NEXT_VIEWER_ID.fetch_add(1, Ordering::Relaxed);
+    let (mut viewer_ws_tx, mut viewer_ws_rx) = ws.split();
+
+    let (tx, rx) = mpsc::unbounded_channel::<WatchEvent>();
+    let mut rx = UnboundedReceiverStream::new(rx);
+
+    tokio::task::spawn(async move {
+        while let Some(event) = rx.next().await {
+            viewer_ws_tx
+                .send(Message::text(
+                    serde_json::to_string(&event).expect("couldn't convert WatchEvent into JSON"),
+                ))
+                .unwrap_or_else(|e| eprintln!("ws send error: {}", e))
+                .await;
+        }
+    });
+
+    let mut colour = colour;
+    if colour.len() != 6 || !colour.chars().all(|x| x.is_ascii_hexdigit()) {
+        colour = String::from("7ed0ff");
+    }
+    let nickname = truncate_str(&nickname, 50).to_string();
+
+    CONNECTED_VIEWERS.write().await.insert(
+        viewer_id,
+        ConnectedViewer {
+            viewer_id,
+            session: session_uuid,
+            tx,
+            nickname: Some(nickname.clone()),
+            colour: Some(colour.clone()),
+        },
+    );
+
+    ws_publish(
+        session_uuid,
+        None,
+        WatchEvent::new(nickname.clone(), colour.clone(), WatchEventData::UserJoin),
+    )
+    .await;
+
+    update_viewer_list(session_uuid).await;
+
+    while let Some(Ok(message)) = viewer_ws_rx.next().await {
+        let event: WatchEventData = match message
+            .to_str()
+            .ok()
+            .and_then(|s| serde_json::from_str(s).ok())
+        {
+            Some(e) => e,
+            None => continue,
+        };
+
+        let session = &mut get_session(session_uuid).unwrap();
+
+        // server side event modification where neccessary
+        let event: WatchEventData = match event {
+            WatchEventData::SetTime { from: _, to } => WatchEventData::SetTime {
+                from: Some(session.get_time_ms()),
+                to,
+            },
+            _ => event,
+        };
+
+        handle_watch_event_data(session_uuid, session, event.clone());
+
+        ws_publish(
+            session_uuid,
+            Some(viewer_id),
+            WatchEvent::new(nickname.clone(), colour.clone(), event),
+        )
+        .await;
+    }
+
+    ws_publish(
+        session_uuid,
+        None,
+        WatchEvent::new(nickname.clone(), colour.clone(), WatchEventData::UserLeave),
+    )
+    .await;
+
+    CONNECTED_VIEWERS.write().await.remove(&viewer_id);
+    update_viewer_list(session_uuid).await;
+}
+
+pub async fn ws_publish(session_uuid: Uuid, skip_viewer_id: Option<usize>, event: WatchEvent) {
+    for viewer in CONNECTED_VIEWERS.read().await.values() {
+        if viewer.session != session_uuid {
+            continue;
+        }
+
+        let _ = viewer.tx.send(WatchEvent {
+            reflected: skip_viewer_id == Some(viewer.viewer_id),
+            ..event.clone()
+        });
+    }
+}
+
+async fn update_viewer_list(session_uuid: Uuid) {
+    let mut viewers = Vec::new();
+
+    for viewer in CONNECTED_VIEWERS.read().await.values() {
+        if viewer.session == session_uuid {
+            viewers.push(Viewer {
+                nickname: viewer.nickname.clone(),
+                colour: viewer.colour.clone(),
+            })
+        }
+    }
+
+    ws_publish(
+        session_uuid,
+        None,
+        WatchEvent::new(
+            String::from("server"),
+            String::from(""),
+            WatchEventData::UpdateViewerList(viewers),
+        ),
+    )
+    .await;
+}
--- a/src/watch_session.rs
+++ b/src/watch_session.rs
@ -1,96 +1,96 @@
-use once_cell::sync::Lazy;
-use serde::{Deserialize, Serialize};
-use std::{collections::HashMap, sync::Mutex, time::Instant};
-use uuid::Uuid;
-
-use crate::events::WatchEventData;
-
-#[derive(Serialize, Deserialize, Clone)]
-pub struct SubtitleTrack {
-    pub url: String,
-    pub name: String,
-}
-
-#[derive(Clone)]
-pub struct WatchSession {
-    pub video_url: String,
-    pub subtitle_tracks: Vec<SubtitleTrack>,
-
-    is_playing: bool,
-    playing_from_timestamp: u64,
-    playing_from_instant: Instant,
-}
-
-#[derive(Serialize)]
-pub struct WatchSessionView {
-    pub video_url: String,
-    pub subtitle_tracks: Vec<SubtitleTrack>,
-    pub current_time_ms: u64,
-    pub is_playing: bool,
-}
-
-impl WatchSession {
-    pub fn new(video_url: String, subtitle_tracks: Vec<SubtitleTrack>) -> Self {
-        WatchSession {
-            video_url,
-            subtitle_tracks,
-            is_playing: false,
-            playing_from_timestamp: 0,
-            playing_from_instant: Instant::now(),
-        }
-    }
-
-    pub fn view(&self) -> WatchSessionView {
-        WatchSessionView {
-            video_url: self.video_url.clone(),
-            subtitle_tracks: self.subtitle_tracks.clone(),
-            current_time_ms: self.get_time_ms() as u64,
-            is_playing: self.is_playing,
-        }
-    }
-
-    pub fn get_time_ms(&self) -> u64 {
-        if !self.is_playing {
-            return self.playing_from_timestamp;
-        }
-
-        self.playing_from_timestamp + self.playing_from_instant.elapsed().as_millis() as u64
-    }
-
-    pub fn set_time_ms(&mut self, time_ms: u64) {
-        self.playing_from_timestamp = time_ms;
-        self.playing_from_instant = Instant::now();
-    }
-
-    pub fn set_playing(&mut self, playing: bool, time_ms: u64) {
-        self.set_time_ms(time_ms);
-        self.is_playing = playing;
-    }
-}
-
-pub static SESSIONS: Lazy<Mutex<HashMap<Uuid, WatchSession>>> =
-    Lazy::new(|| Mutex::new(HashMap::new()));
-
-pub fn get_session(uuid: Uuid) -> Option<WatchSession> {
-    SESSIONS.lock().unwrap().get(&uuid).cloned()
-}
-
-pub fn handle_watch_event_data(
-    uuid: Uuid,
-    watch_session: &mut WatchSession,
-    event: WatchEventData,
-) {
-    match event {
-        WatchEventData::SetPlaying { playing, time } => {
-            watch_session.set_playing(playing, time);
-        }
-
-        WatchEventData::SetTime(time) => {
-            watch_session.set_time_ms(time);
-        }
-
-        _ => {}
-    };
-
-    let _ = SESSIONS.lock().unwrap().insert(uuid, watch_session.clone());
-}
+use once_cell::sync::Lazy;
+use serde::{Deserialize, Serialize};
+use std::{collections::HashMap, sync::Mutex, time::Instant};
+use uuid::Uuid;
+
+use crate::events::WatchEventData;
+
+#[derive(Serialize, Deserialize, Clone)]
+pub struct SubtitleTrack {
+    pub url: String,
+    pub name: String,
+}
+
+#[derive(Clone)]
+pub struct WatchSession {
+    pub video_url: String,
+    pub subtitle_tracks: Vec<SubtitleTrack>,
+
+    is_playing: bool,
+    playing_from_timestamp: u64,
+    playing_from_instant: Instant,
+}
+
+#[derive(Serialize)]
+pub struct WatchSessionView {
+    pub video_url: String,
+    pub subtitle_tracks: Vec<SubtitleTrack>,
+    pub current_time_ms: u64,
+    pub is_playing: bool,
+}
+
+impl WatchSession {
+    pub fn new(video_url: String, subtitle_tracks: Vec<SubtitleTrack>) -> Self {
+        WatchSession {
+            video_url,
+            subtitle_tracks,
+            is_playing: false,
+            playing_from_timestamp: 0,
+            playing_from_instant: Instant::now(),
+        }
+    }
+
+    pub fn view(&self) -> WatchSessionView {
+        WatchSessionView {
+            video_url: self.video_url.clone(),
+            subtitle_tracks: self.subtitle_tracks.clone(),
+            current_time_ms: self.get_time_ms() as u64,
+            is_playing: self.is_playing,
+        }
+    }
+
+    pub fn get_time_ms(&self) -> u64 {
+        if !self.is_playing {
+            return self.playing_from_timestamp;
+        }
+
+        self.playing_from_timestamp + self.playing_from_instant.elapsed().as_millis() as u64
+    }
+
+    pub fn set_time_ms(&mut self, time_ms: u64) {
+        self.playing_from_timestamp = time_ms;
+        self.playing_from_instant = Instant::now();
+    }
+
+    pub fn set_playing(&mut self, playing: bool, time_ms: u64) {
+        self.set_time_ms(time_ms);
+        self.is_playing = playing;
+    }
+}
+
+pub static SESSIONS: Lazy<Mutex<HashMap<Uuid, WatchSession>>> =
+    Lazy::new(|| Mutex::new(HashMap::new()));
+
+pub fn get_session(uuid: Uuid) -> Option<WatchSession> {
+    SESSIONS.lock().unwrap().get(&uuid).cloned()
+}
+
+pub fn handle_watch_event_data(
+    uuid: Uuid,
+    watch_session: &mut WatchSession,
+    event: WatchEventData,
+) {
+    match event {
+        WatchEventData::SetPlaying { playing, time } => {
+            watch_session.set_playing(playing, time);
+        }
+
+        WatchEventData::SetTime { from: _, to } => {
+            watch_session.set_time_ms(to);
+        }
+
+        _ => {}
+    };
+
+    let _ = SESSIONS.lock().unwrap().insert(uuid, watch_session.clone());
+}
Author	SHA1	Message	Date
Charlotte Som	e6d09b14c5	Update cachebust version	2023-02-02 06:38:45 +00:00
Charlotte Som	4b61c44d6a	Update editorconfig if using LF endings	2023-02-02 06:36:01 +00:00
easrng	f3ee2ecc83	fuck it, converting the rest to unix line endings	2023-02-01 20:29:47 -05:00
easrng	1bd7071cec	use plyr for video controls	2023-02-01 20:20:07 -05:00
easrng	e43184ab49	fix the color input styles on chrome	2022-07-12 20:21:36 +00:00
Charlotte Som	61c456eceb	Default captions to enabled	2022-04-29 23:50:35 +01:00
Charlotte Som	0fc8953a69	Textual feedback for personal colour	2022-04-29 23:41:33 +01:00
Charlotte Som	8e19d7b34d	Don't allow controls by default	2022-04-29 23:28:11 +01:00
Charlotte Som	8717e0dff2	Bust cache	2022-04-29 23:25:31 +01:00
Charlotte Som	bfdcf2afed	Default personal colour to white	2022-04-29 23:24:37 +01:00
Charlotte Som	8531c83574	Sort unicode emoji before emojos, let enter fill an emoji	2022-04-29 23:22:23 +01:00
Charlotte Som	0d555adf21	Remove blobcat.png It should be gitignored anyway	2022-04-29 23:08:10 +01:00
maia arson crimew	b72a7d11d7	bust cache	2022-03-30 16:28:10 +02:00
maia arson crimew	ee93fb84af	turn the beep into a pling	2022-03-30 16:26:34 +02:00
maia arson crimew	40b20b2157	Improve global state handling	2022-03-30 15:02:08 +02:00
maia arson crimew	9a2ac1c432	make pings send browser notifications	2022-03-30 13:45:59 +02:00
maia arson crimew	2197d2b757	make the ping sound a lot more tolerable	2022-03-30 13:28:35 +02:00
maia arson crimew	3d4ea0773d	Clicking the join chip will directly join the session without a reload also adds a /join command (most likely still requires some further debugging)	2022-03-30 13:17:44 +02:00
easrng	2d544620ed	add linkification and time and join chips	2022-03-09 18:38:22 -05:00
easrng	60672a04ef	oh no aaaa	2022-03-08 15:35:12 -05:00
easrng	c8ccb7afc4	fix broken things	2022-03-08 15:34:55 -05:00
easrng	2adc8b9d02	fix emoji name overflow (again) and sorting	2022-03-08 15:33:14 -05:00
maia arson crimew	bc434bfaed	bustin it down cache style	2022-02-18 20:24:29 +01:00
easrng	048af96a19	Merge branch 'main' of lavender.software:lavender/watch-party	2022-02-18 14:22:01 -05:00
easrng	ae87f2abe0	actually fix perf	2022-02-18 14:21:54 -05:00
easrng	98e1393441	tweak append stuff	2022-02-18 14:11:54 -05:00
easrng	7b1defe010	yield between appending 100 item chunks	2022-02-18 14:04:55 -05:00
maia arson crimew	d1d030ede6	update cache busting tag	2022-02-18 19:50:38 +01:00
easrng	a6a856c6a5	faster emoji search (kinda)	2022-02-18 13:39:53 -05:00
easrng	d8d22ed99e	fix emoji overflow	2022-02-18 12:31:34 -05:00
easrng	d1e4acf6e8	oh good i didn't break things	2022-02-18 12:23:32 -05:00
easrng	b0df07b064	i think i did something weird with git	2022-02-18 12:20:08 -05:00
maia arson crimew	2c992d49f0	add /shrug command	2022-02-18 15:19:28 +01:00
Charlotte Som	eae224e3d5	Make the chat box thinner	2022-02-17 22:41:05 +00:00
Charlotte Som	1655484d89	Update cache busting tag	2022-02-17 06:25:54 +00:00
Charlotte Som	19ef7911ae	Make the chatbox take up more space in the vertical layout	2022-02-17 06:24:52 +00:00
Charlotte Som	ed953facb3	Don't setActionHandler with skipad Chrome does not support the 'skipad' action, and it's not like we're really doing anything on a media event for that anyways, so we're just removing it here.	2022-02-17 06:17:16 +00:00
easrng	b3d2e7c568	smol fixes (fix unsupported ZWJ emojis and italic text cutoff)	2022-02-16 10:51:59 -05:00
easrng	74f5ef76fd	fix emojis (i broke them)	2022-02-16 10:48:34 -05:00
easrng	65212087e3	add unicode emoji autocomplete	2022-02-16 10:30:47 -05:00
easrng	c7efd725b3	tweak colors	2022-02-16 08:48:25 -05:00
easrng	a5e04340dd	don't add emoji on rightclick	2022-02-16 08:22:11 -05:00
Charlotte Som	35329a9fbd	Style tweaks: Chatbox contrast ratio, chatbox width This makes reading the chat a little more comfortable	2022-02-16 06:09:56 +00:00
Charlotte Som	ba24dbd0f7	Eliminate top-margin for nicer centering	2022-02-16 05:59:10 +00:00
Charlotte Som	941949906d	Update cache busting tag (again)	2022-02-16 05:56:55 +00:00
Charlotte Som	1e57e6a615	Shrink chatbox horizontal padding This was designed for the vertical layout	2022-02-16 05:55:53 +00:00
Charlotte Som	fba47e5943	Update cache-busting tag	2022-02-16 05:53:54 +00:00
easrng	e9a1b762e7	only emojify actual emojis	2022-02-15 19:42:16 -05:00
easrng	e6699e05dd	ui and emoji changes	2022-02-15 19:30:22 -05:00
easrng	362c990d22	Merge branch 'main' of https://git.lavender.software/charlotte/watch-party	2022-02-15 18:25:11 -05:00
Charlotte Som	24f5560d8d	Fix clippy warnings & run cargo fmt	2022-02-15 23:22:24 +00:00
Charlotte Som	1f78f03b68	Add an emoji list endpoint	2022-02-15 23:15:06 +00:00
easrng	558617f644	lotsa frontend changes	2022-02-15 17:19:48 -05:00
easrng	1e73e0df72	CSS updates (flexbox and theming) and emoji autocomplete	2022-02-14 15:58:59 -05:00
easrng	c0d02a9990	add emoji downloader script	2022-02-14 19:50:24 +01:00
easrng	6d57cbc4a1	add downloader script	2022-02-14 13:47:05 -05:00
easrng	0ce6b32a12	Squash: Emojis! * Emojis! * fix bug * no more discord * maia: proper cache bustin	2022-02-14 18:58:46 +01:00
maia arson crimew	c9330bdb5c	remember selected captions track between sessions	2022-02-14 18:05:20 +01:00
maia arson crimew	af35f9a5cb	remember volume between sessions	2022-02-14 17:34:56 +01:00
maia arson crimew	ef50f2c4d9	add /sync command this command resyncs you with the watch party also added: /help command	2022-02-14 15:30:42 +01:00
maia arson crimew	af4b23e879	handle chat commands better in preparation for other commands such as for resyncing	2022-02-13 19:35:52 +01:00
maia arson crimew	72c212a100	implement a viewer list	2022-02-13 18:23:20 +01:00
maia arson crimew	951007df2a	show where a user seeked from	2022-02-13 18:01:01 +01:00
maia arson crimew	852270c63f	add /ping feature this is useful for ready checks	2022-02-13 17:32:28 +01:00
maia arson crimew	1944b2824c	add color picker for username color TODO: style properly	2022-01-18 13:06:57 +01:00
maia arson crimew	244145696c	Limit nickname length to 50 unicode codepoints	2022-01-18 12:55:44 +01:00
maia arson crimew	152d51f4fc	allow users to pick their username colour	2022-01-18 12:42:55 +01:00
maia arson crimew	727e72d89f	Merge pull request 'add message timestamp on title' (#7 ) from annie/watch-party:timestamps into main Reviewed-on: charlotte/watch-party#7	2022-01-15 23:06:24 +00:00
annieversary	a91a0665cb	add message timestamp on title and also change cache busting thing on so many files wtf	2022-01-15 23:03:50 +00:00
Charlotte Som	20fecd6891	Focus the chat whenever a button is pressed anywhere	2021-12-24 00:42:17 +00:00
Charlotte Som	d446869a28	Get rid of legacy state change endpoints	2021-12-03 20:51:06 +00:00
Charlotte Som	1892b32589	Bump cache-busting version to 5	2021-12-03 20:28:36 +00:00
Charlotte Som	e4740c757f	Initialize volume to 0.5	2021-12-03 20:24:57 +00:00
Charlotte Som	f42200b0fe	Make controls opt-in when joining a running session	2021-12-03 20:20:08 +00:00