add linkification and time and join chips

frontend/lib/chat.mjs

@@ -4,6 +4,7 @@ import {
   setPlaying,
 } from "./watch-session.mjs?v=048af96";
 import { emojify, findEmojis } from "./emojis.mjs?v=048af96";
+import { linkify } from "./links.mjs";
 
 function setCaretPosition(elem, caretPos) {
   if (elem.createTextRange) {
@@ -35,77 +36,81 @@ const setupChatboxEvents = (socket) => {
   };
   async function autocomplete(fromListTimeout) {
     if (autocompleting) return;
-    clearInterval(showListTimer);
+    try {
-    emojiAutocomplete.textContent = "";
+      clearInterval(showListTimer);
-    autocompleting = true;
+      emojiAutocomplete.textContent = "";
-    let text = messageInput.value.slice(0, messageInput.selectionStart);
+      autocompleting = true;
-    const match = text.match(/(:[^\s:]+)?:([^\s:]*)$/);
+      let text = messageInput.value.slice(0, messageInput.selectionStart);
-    if (!match || match[1]) return (autocompleting = false); // We don't need to autocomplete.
+      const match = text.match(/(:[^\s:]+)?:([^\s:]*)$/);
-    const prefix = text.slice(0, match.index);
+      if (!match || match[1]) return (autocompleting = false); // We don't need to autocomplete.
-    const search = text.slice(match.index + 1);
+      const prefix = text.slice(0, match.index);
-    if (search.length < 1 && !fromListTimeout) {
+      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;
-      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;
   }
   messageInput.addEventListener("input", () => autocomplete());
   messageInput.addEventListener("selectionchange", () => autocomplete());
@@ -227,13 +232,6 @@ const setupChatboxEvents = (socket) => {
 export const setupChat = async (socket) => {
   document.querySelector("#chatbox-container").style["display"] = "flex";
   setupChatboxEvents(socket);
-
-  window.addEventListener("keydown", (event) => {
-    try {
-      const isSelectionEmpty = window.getSelection().toString().length === 0;
-      if (event.code.match(/Key\w/) && isSelectionEmpty) messageInput.focus();
-    } catch (_err) {}
-  });
 };
 
 const addToChat = (node) => {
@@ -354,7 +352,7 @@ export const logEventToChat = async (event) => {
     case "ChatMessage": {
       const messageContent = document.createElement("span");
       messageContent.classList.add("message-content");
-      messageContent.append(...(await emojify(event.data)));
+      messageContent.append(...(await linkify(event.data, emojify)));
       printChatMessage(
         "chat-message",
         event.user,

frontend/lib/emojis.mjs

@@ -5,7 +5,10 @@ export async function emojify(text) {
   text.replace(/:([^\s:]+):/g, (match, name, index) => {
     if (last <= index)
       nodes.push(document.createTextNode(text.slice(last, index)));
-    let emoji = emojis[name.toLowerCase()[0]].find((e) => e[0] == name);
+    let emoji;
+    try {
+      emoji = emojis[name.toLowerCase()[0]].find((e) => e[0] == name);
+    } catch (e) {}
     if (!emoji) {
       nodes.push(document.createTextNode(match));
     } else {

frontend/lib/links.mjs

@@ -0,0 +1,115 @@
+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"), {
+                href: url.href,
+                textContent: "Join Session",
+                className: "chip join-chip",
+              })
+            );
+          } 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]];
+}

frontend/styles.css

@@ -1,4 +1,6 @@
-* {
+*,
+*:before,
+*:after {
   box-sizing: border-box;
 }
 
@@ -17,6 +19,12 @@
       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);
 }
 
 html {
@@ -58,6 +66,45 @@ 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;
 }
@@ -164,6 +211,7 @@ button.small-button {
 
 .chat-message {
   overflow-wrap: break-word;
+  margin-bottom: 0.125rem;
 }
 
 .chat-message > strong,
@@ -171,21 +219,6 @@ button.small-button {
   color: var(--user-color, var(--default-user-color));
 }
 
-/*
-@supports (-webkit-background-clip: text) {
-  .chat-message > strong,
-  #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;
-  }
-}
-*/
-
 .chat-message.user-join,
 .chat-message.user-leave,
 .chat-message.ping {
@@ -280,9 +313,11 @@ button.small-button {
   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;
 }