ui and emoji changes

frontend/index.html

@@ -43,7 +43,8 @@
         <button id="join-session-button">Join</button>
 
         <p>
-          No session to join? <a href="/create.html">Create a session</a> instead.
+          No session to join?
+          <a href="/create.html">Create a session</a> instead.
         </p>
       </form>
     </div>
@@ -53,8 +54,13 @@
       <div id="viewer-list"></div>
       <div id="chatbox"></div>
       <form id="chatbox-send">
-        <input type="text" placeholder="Message... (/help for commands)" list="emoji-autocomplete" />
+        <input
-        <div id="emoji-autocomplete"></div> <!-- DO NOT ADD SPACING INSIDE THE TAG IT WILL BREAK THE CSS kthxbye -->
+          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>
 

frontend/lib/chat.mjs

@@ -1,6 +1,23 @@
 import { setDebounce, setVideoTime, setPlaying } from "./watch-session.mjs?v=9";
 import { emojify, emojis } from "./emojis.mjs?v=9";
 
+function insertAtCursor(input, textToInsert) {
+  const isSuccess = document.execCommand("insertText", false, textToInsert);
+
+  // Firefox (non-standard method)
+  if (!isSuccess && typeof input.setRangeText === "function") {
+    const start = input.selectionStart;
+    input.setRangeText(textToInsert);
+    // update cursor to be at the end of insertion
+    input.selectionStart = input.selectionEnd = start + textToInsert.length;
+
+    // Notify any possible listeners of the change
+    const e = document.createEvent("UIEvent");
+    e.initEvent("input", true, false);
+    input.dispatchEvent(e);
+  }
+}
+
 const setupChatboxEvents = (socket) => {
   // clear events by just reconstructing the form
   const oldChatForm = document.querySelector("#chatbox-send");
@@ -11,25 +28,77 @@ const setupChatboxEvents = (socket) => {
 
   let autocompleting = false;
 
-  const replaceMessage = message => () => {
+  const replaceMessage = (message) => () => {
     messageInput.value = message;
     autocomplete();
-  }
+  };
-  async function autocomplete(){
+  async function autocomplete() {
-    if(autocompleting) return;
+    if (autocompleting) return;
     emojiAutocomplete.textContent = "";
     autocompleting = true;
     let text = messageInput.value.slice(0, messageInput.selectionStart);
-	const match = text.match(/(:[^\s:]+)?:[^\s:]*$/);
+    const match = text.match(/(:[^\s:]+)?:([^\s:]*)$/);
-	if(!match || match[1]) return autocompleting = false; // We don't need to autocomplete.
+    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);
     const suffix = messageInput.value.slice(messageInput.selectionStart);
-	emojiAutocomplete.append(...(await emojis).filter(e => e.toLowerCase().startsWith(search.toLowerCase())).map(e => Object.assign(document.createElement("button"), {className: "emoji-option", textContent: e, onclick: replaceMessage(prefix + ":" + e + ":" + suffix)})))
+    const select = (button) => {
+      const selected = document.querySelector(".emoji-option.selected");
+      if (selected) selected.classList.remove("selected");
+      button.classList.add("selected");
+    };
+    emojiAutocomplete.append(
+      ...(await emojis)
+        .filter((e) => e.toLowerCase().startsWith(search.toLowerCase()))
+        .map((name, i) => {
+          const button = Object.assign(document.createElement("button"), {
+            className: "emoji-option" + (i === 0 ? " selected" : ""),
+            onmousedown: (e) => e.preventDefault(),
+            onmouseup: () =>
+              insertAtCursor(button, name.slice(match[2].length) + ": "),
+            onmouseover: () => select(button),
+            onfocus: () => select(button),
+          });
+          button.append(
+            Object.assign(new Image(), {
+              loading: "lazy",
+              src: `/emojis/${name}.png`,
+              className: "emoji",
+            }),
+            Object.assign(document.createElement("span"), { textContent: name })
+          );
+          return button;
+        })
+    );
+    if (emojiAutocomplete.children[0])
+      emojiAutocomplete.children[0].scrollIntoView();
     autocompleting = false;
   }
-  messageInput.addEventListener("input", autocomplete)
+  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") {
+      let selected = document.querySelector(".emoji-option.selected");
+      if (!selected) return;
+      event.preventDefault();
+      selected.onmouseup();
+    }
+  });
 
   chatForm.addEventListener("submit", async (e) => {
     e.preventDefault();
@@ -81,7 +150,12 @@ const setupChatboxEvents = (socket) => {
               "&emsp;<code>/ping [message]</code> - ping all viewers<br>" +
               "&emsp;<code>/sync</code> - resyncs you with other viewers";
 
-            printChatMessage("command-message", "/help", "b57fdc", helpMessageContent);
+            printChatMessage(
+              "command-message",
+              "/help",
+              "b57fdc",
+              helpMessageContent
+            );
             handled = true;
             break;
           default:
@@ -114,8 +188,7 @@ export const setupChat = async (socket) => {
   window.addEventListener("keydown", (event) => {
     try {
       const isSelectionEmpty = window.getSelection().toString().length === 0;
-      if (event.code.match(/Key\w/) && isSelectionEmpty)
+      if (event.code.match(/Key\w/) && isSelectionEmpty) messageInput.focus();
-        messageInput.focus();
     } catch (_err) {}
   });
 };

frontend/lib/emojis.mjs

@@ -2,11 +2,20 @@ export function emojify(text) {
   let last = 0;
   let nodes = [];
   text.replace(/:([^\s:]+):/g, (match, name, index) => {
-    if(last <= index) nodes.push(document.createTextNode(text.slice(last, index)))
+    if (last <= index)
-    nodes.push(Object.assign(new Image(), {src: `/emojis/${name}.png`, className: "emoji", alt: name}))
+      nodes.push(document.createTextNode(text.slice(last, index)));
-    last = index + match.length
+    nodes.push(
+      Object.assign(new Image(), {
+        src: `/emojis/${name}.png`,
+        className: "emoji",
+        alt: name,
       })
-  if(last < text.length) nodes.push(document.createTextNode(text.slice(last)))
+    );
-  return nodes
+    last = index + match.length;
+  });
+  if (last < text.length) nodes.push(document.createTextNode(text.slice(last)));
+  return nodes;
 }
-export const emojis = Promise.resolve(["blobcat", "blobhaj"])
+export const emojis = fetch("/emojis")
+  .then((e) => e.json())
+  .then((e) => e.map((e) => e.slice(0, -4)));

frontend/lib/join-session.mjs

@@ -80,9 +80,13 @@ export const setupJoinSessionForm = () => {
     saveNickname(nickname);
     saveColour(colour);
     try {
-      await joinSession(nickname.value, sessionId.value, colour.value.replace(/^#/, ""));
+      await joinSession(
+        nickname.value,
+        sessionId.value,
+        colour.value.replace(/^#/, "")
+      );
     } catch (e) {
-      alert(e.message)
+      alert(e.message);
       button.disabled = false;
     }
   });

frontend/lib/reconnecting-web-socket.mjs

@@ -1,9 +1,9 @@
 export default class ReconnectingWebSocket {
-  constructor(url){
+  constructor(url) {
-    if(url instanceof URL) {
+    if (url instanceof URL) {
       this.url = url;
     } else {
-      this.url = new URL(url)
+      this.url = new URL(url);
     }
     this.connected = false;
     this._eventTarget = new EventTarget();
@@ -14,46 +14,52 @@ export default class ReconnectingWebSocket {
     this._connect(true);
   }
   _connect(first) {
-    if(this._socket) try { this._socket.close() } catch (e) {};
+    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()
+      return this._reconnect();
     }
-    this._socket.addEventListener("close", () => this._reconnect())
+    this._socket.addEventListener("close", () => this._reconnect());
-    this._socket.addEventListener("error", () => this._reconnect())
+    this._socket.addEventListener("error", () => this._reconnect());
-    this._socket.addEventListener("message", ({data}) => this._eventTarget.dispatchEvent(new MessageEvent("message", {data})))
+    this._socket.addEventListener("message", ({ data }) =>
-    this._socket.addEventListener("open", e => {
+      this._eventTarget.dispatchEvent(new MessageEvent("message", { data }))
-      if(first) this._eventTarget.dispatchEvent(new Event("open"));
+    );
-      if(this._reconnecting) this._eventTarget.dispatchEvent(new Event("reconnected"));
+    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())
+      while (this._unsent.length > 0) this._socket.send(this._unsent.shift());
-    })
+    });
   }
-  _reconnect(){
+  _reconnect() {
-    if(this._reconnecting) 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)))
+    }, Math.floor(this._backoff + Math.random() * this._backoff * 0.25 - this._backoff * 0.125));
   }
   send(message) {
-    if(this.connected) {
+    if (this.connected) {
       this._socket.send(message);
     } else {
       this._unsent.push(message);
     }
   }
   addEventListener(...a) {
-    return this._eventTarget.addEventListener(...a)
+    return this._eventTarget.addEventListener(...a);
   }
   removeEventListener(...a) {
-    return this._eventTarget.removeEventListener(...a)
+    return this._eventTarget.removeEventListener(...a);
   }
 }

frontend/lib/watch-session.mjs

@@ -1,6 +1,6 @@
 import { setupVideo } from "./video.mjs?v=9";
 import { setupChat, logEventToChat, updateViewerList } from "./chat.mjs?v=9";
-import ReconnectingWebSocket from "./reconnecting-web-socket.mjs"
+import ReconnectingWebSocket from "./reconnecting-web-socket.mjs";
 
 /**
  * @param {string} sessionId
@@ -169,7 +169,9 @@ const setupOutgoingEvents = (video, socket) => {
  */
 export const joinSession = async (nickname, sessionId, colour) => {
   // try { // we are handling errors in the join form.
-  const genericConnectionError = new Error("There was an issue getting the session information.");
+  const genericConnectionError = new Error(
+    "There was an issue getting the session information."
+  );
   window.location.hash = sessionId;
   let response, video_url, subtitle_tracks, current_time_ms, is_playing;
   try {
@@ -178,19 +180,20 @@ export const joinSession = async (nickname, sessionId, colour) => {
     console.error(e);
     throw genericConnectionError;
   }
-  if(!response.ok) {
+  if (!response.ok) {
     let error;
     try {
       ({ error } = await response.json());
-      if(!error) throw new Error();
+      if (!error) throw new Error();
     } catch (e) {
       console.error(e);
       throw genericConnectionError;
     }
-    throw new Error(error)
+    throw new Error(error);
   }
   try {
-    ({ video_url, subtitle_tracks, current_time_ms, is_playing } = await response.json());
+    ({ video_url, subtitle_tracks, current_time_ms, is_playing } =
+      await response.json());
   } catch (e) {
     console.error(e);
     throw genericConnectionError;
@@ -216,10 +219,10 @@ export const joinSession = async (nickname, sessionId, colour) => {
     setupIncomingEvents(video, socket);
     setupChat(socket);
   });
-  socket.addEventListener("reconnecting", e => {
+  socket.addEventListener("reconnecting", (e) => {
     console.log("Reconnecting...");
   });
-  socket.addEventListener("reconnected", e => {
+  socket.addEventListener("reconnected", (e) => {
     console.log("Reconnected.");
   });
   //} catch (e) {

frontend/styles.css

@@ -12,8 +12,14 @@
   --accent: rgb(var(--accent-rgb));
   --fg-transparent: rgba(var(--fg-rgb), 0.125);
   --bg-transparent: rgba(var(--bg-rgb), 0.125);
-  --chat-bg: linear-gradient(var(--fg-transparent), var(--fg-transparent)), linear-gradient(var(--bg), var(--bg));
+  --chat-bg: linear-gradient(var(--fg-transparent), var(--fg-transparent)),
-  --autocomplete-bg: linear-gradient(var(--fg-transparent), var(--fg-transparent)), linear-gradient(var(--fg-transparent), var(--fg-transparent)), linear-gradient(var(--bg), var(--bg));
+    linear-gradient(var(--bg), var(--bg));
+  --autocomplete-bg: linear-gradient(
+      var(--fg-transparent),
+      var(--fg-transparent)
+    ),
+    linear-gradient(var(--fg-transparent), var(--fg-transparent)),
+    linear-gradient(var(--bg), var(--bg));
 }
 
 html {
@@ -158,13 +164,19 @@ button.small-button {
   overflow-wrap: break-word;
 }
 
-.chat-message > strong, #viewer-list strong {
+.chat-message > strong,
+#viewer-list strong {
   color: var(--user-color, var(--default-user-color));
 }
 
 @supports (-webkit-background-clip: text) {
-  .chat-message > strong, #viewer-list strong {
+  .chat-message > strong,
-    background: linear-gradient(var(--fg-transparent), var(--fg-transparent)), linear-gradient(var(--user-color, var(--default-user-color)), var(--user-color, var(--default-user-color)));
+  #viewer-list strong {
+    background: linear-gradient(var(--fg-transparent), var(--fg-transparent)),
+      linear-gradient(
+        var(--user-color, var(--default-user-color)),
+        var(--user-color, var(--default-user-color))
+      );
     -webkit-background-clip: text;
     color: transparent !important;
   }
@@ -183,7 +195,7 @@ button.small-button {
   font-size: 0.85em;
 }
 
-.chat-message.command-message{
+.chat-message.command-message {
   font-size: 0.85em;
 }
 
@@ -240,9 +252,11 @@ button.small-button {
   position: absolute;
   bottom: 3.25rem;
   background-image: var(--autocomplete-bg);
-  padding: 0.25rem;
   border-radius: 6px;
   width: calc(100% - 4.5rem);
+  max-height: 8.5rem;
+  overflow-y: auto;
+  clip-path: inset(0 0 0 0 round 8px);
 }
 
 #emoji-autocomplete:empty {
@@ -253,17 +267,29 @@ button.small-button {
   background: transparent;
   font-size: 0.75rem;
   text-align: left;
-  margin: 0 0 0.25rem;
+  margin: 0 0.25rem;
   border-radius: 4px;
-  width: 100%;
+  width: calc(100% - 0.5rem);
+  display: flex;
+  align-items: center;
+  padding: 0.25rem 0.5rem;
+  scroll-margin: 0.25rem;
 }
-
+.emoji-option:first-child {
-.emoji-option:hover, .emoji-option:focus {
+  margin-top: 0.25rem;
-  background: var(--fg-transparent);
 }
-
 .emoji-option:last-child {
-  margin: 0;
+  margin-bottom: 0.25rem;
+}
+
+.emoji-option .emoji {
+  width: 1.25rem;
+  height: 1.25rem;
+  margin: 0 0.5rem 0 0;
+}
+
+.emoji-option.selected {
+  background: var(--fg-transparent);
 }
 
 #join-session-colour {
@@ -280,7 +306,10 @@ button.small-button {
   cursor: pointer;
 }
 
-input[type="color"]::-moz-color-swatch, input[type="color"]::-webkit-color-swatch, input[type="color"]::-webkit-color-swatch-wrapper { /* This *should* be working in Chrome, but it doesn't for reasons that are beyond me. */
+input[type="color"]::-moz-color-swatch,
+input[type="color"]::-webkit-color-swatch,
+input[type="color"]::-webkit-color-swatch-wrapper {
+  /* This *should* be working in Chrome, but it doesn't for reasons that are beyond me. */
   border: none;
   margin: 0;
   padding: 0;