From 38f926b32f76610b0b09851e1f1abca02849499f Mon Sep 17 00:00:00 2001
From: dvdrw <admin@dvdrw.dev>
Date: Tue, 14 Feb 2023 00:21:42 +0100
Subject: [PATCH] feat: implement live channel sidebar

---
 package-lock.json      |  8 ++---
 package.json           |  2 +-
 src/lib/Avatar.svelte  |  2 +-
 src/lib/Sidebar.svelte | 75 +++++++++++++++++++++++++++++++++++++++---
 src/lib/chat.ts        | 37 +++++++++++++++++++++
 5 files changed, 114 insertions(+), 10 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index f989a17..29db35a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
 				"@fortawesome/free-solid-svg-icons": "^6.2.1",
 				"@fortawesome/svelte-fontawesome": "^0.2.0",
 				"detect-it": "^4.0.1",
-				"fedwave-chat-client": "^0.0.1",
+				"fedwave-chat-client": "^0.0.2",
 				"jose": "^4.11.2",
 				"svrollbar": "^0.12.0"
 			},
@@ -1605,9 +1605,9 @@
 			}
 		},
 		"node_modules/fedwave-chat-client": {
-			"version": "0.0.1",
-			"resolved": "https://registry.npmjs.org/fedwave-chat-client/-/fedwave-chat-client-0.0.1.tgz",
-			"integrity": "sha512-VP7OJELCx1V0c26QbgF+mLoMq4EyPLbrjIylAvS12hv2XVlmGJRqnrh6kCVHqSr6ZwirjlM/eLSDgJ2jWXMiyw==",
+			"version": "0.0.2",
+			"resolved": "https://registry.npmjs.org/fedwave-chat-client/-/fedwave-chat-client-0.0.2.tgz",
+			"integrity": "sha512-r4rvOGVEvb09LrIrWOF4D1yEd/9duxameFlnJltOZxXagPkzS5RhJagIOKO0L+37moUHOVv/cMu3Gg+YFDA0Pg==",
 			"dependencies": {
 				"socket.io-client": "^3.1.3"
 			}
diff --git a/package.json b/package.json
index 147766e..53bcdd3 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
 		"@fortawesome/free-solid-svg-icons": "^6.2.1",
 		"@fortawesome/svelte-fontawesome": "^0.2.0",
 		"detect-it": "^4.0.1",
-		"fedwave-chat-client": "^0.0.1",
+		"fedwave-chat-client": "^0.0.2",
 		"jose": "^4.11.2",
 		"svrollbar": "^0.12.0"
 	}
diff --git a/src/lib/Avatar.svelte b/src/lib/Avatar.svelte
index 8b65131..94a26f7 100644
--- a/src/lib/Avatar.svelte
+++ b/src/lib/Avatar.svelte
@@ -5,7 +5,7 @@
  export let size: string = 'var(--avatar-size)';
 </script>
 
-<button class="avatar pa-0 border-0" style:--color="{color}" style:--size="{size}" on:click>
+<button class="avatar pa-0 border-0 shrink-0" style:--color="{color}" style:--size="{size}" on:click>
     <img src="{avatar}" alt="{`${username}'s avatar`}">
 </button>
 
diff --git a/src/lib/Sidebar.svelte b/src/lib/Sidebar.svelte
index ad6f947..e35aef2 100644
--- a/src/lib/Sidebar.svelte
+++ b/src/lib/Sidebar.svelte
@@ -3,19 +3,54 @@
  export let mobile = false;
 
  import { FontAwesomeIcon as FA } from '@fortawesome/svelte-fontawesome';
- import { faHome, faPerson } from '@fortawesome/free-solid-svg-icons';
+ import { faHome, faPerson, faCircle } from '@fortawesome/free-solid-svg-icons';
+
+ import { channels, room } from './chat';
+ import Avatar from './Avatar.svelte';
+
+ let selected = "channels";
 </script>
 
 <div class="sidebar h-100vh d-flex" bind:clientWidth class:mobile="{mobile}">
     <div class="overlay" />
-    <div class="servers d-flex col">
-	<button class="selected">
+    <div class="servers shrink-0 d-flex col">
+	<button
+	    class:selected="{selected === 'whispers'}"
+	    on:click="{() => selected = 'whispers'}">
 	    <FA size="2x" icon="{faPerson}" />
 	</button>
-	<button>
+	<button
+	    class:selected="{selected === 'channels'}"
+	    on:click="{() => selected = 'channels'}">
 	    <FA size="2x" icon="{faHome}" />
 	</button>
     </div>
+    {#if selected === 'whispers'}
+	<div class="whispers grow-1 mw-0"></div>
+    {:else if selected === 'channels'}
+	<div class="channels grow-1 d-flex col mw-0 py-8">
+	    {#each $channels.sort((a, b) => b.viewCount - a.viewCount) as channel}
+		<a href="{channel.name}"
+		   class="channel d-flex align-center mb-8 mx-8 pa-6 radius-12"
+		   class:selected="{$room === channel.name.toLowerCase()}">
+		    <Avatar username="{channel.name}"
+			    avatar="{channel.avatar}" />
+		    <div class="channel-name mw-0 ellipsis ml-8">
+			{channel.name}
+		    </div>
+		    {#if false && channel.live}
+			<div class="channel-live ml-2 mt-8 color-red">
+			    <FA icon="{faCircle}" size="xs" />
+			</div>
+		    {/if}
+		    <div class="spacer"/>
+		    <div class="channel-viewers  px-6 py-2 radius-pill">
+			{channel.viewCount + channel.viewCountRTC}
+		    </div>
+		</a>
+	    {/each}
+	</div>
+    {/if}
 </div>
 
 <style lang="scss">
@@ -48,6 +83,15 @@
      pointer-events: var(--should-display);
  }
 
+ .channel-live {
+     align-self: normal;
+     font-size: 8px;
+ }
+
+ .channel-viewers {
+     font-weight: 700;
+ }
+
  .servers {
      width: var(--sidebar-server-select-width);
      background-color: var(--base-500);
@@ -75,6 +119,29 @@
 	     background-color: var(--base-700);
 	     color: var(--base-300);
 	 }
+
+     }
+ }
+
+ a {
+     background-color: var(--base-400);
+     color: var(--base-700);
+
+     transition-property: background-color, color, border-radius;
+     transition-duration: 80ms;
+     transition-timing-function: ease-out;
+
+     &:hover {
+	 background-color: var(--base-300);
+     }
+
+     &.selected {
+	 background-color: var(--base-700);
+	 color: var(--base-300);
+
+	 & .channel-viewers {
+	     color: var(--red);
+	 }
      }
  }
 </style>
diff --git a/src/lib/chat.ts b/src/lib/chat.ts
index e7d959c..68cb8f8 100644
--- a/src/lib/chat.ts
+++ b/src/lib/chat.ts
@@ -97,10 +97,46 @@ globalMode.subscribe((v) => {
 
 export const shouldTweet = writable(false);
 
+export type User = {
+  color: string;
+  page: string;
+  username: string;
+  unum: number;
+};
+
+export type Channel = Record<
+  | 'avatar'
+  | 'channel'
+  | 'cover'
+  | 'desc'
+  | 'name'
+  | 'src'
+  | 'thumbnail'
+  | 'title'
+  | 'type'
+  | 'url'
+  | 'user',
+  string
+> &
+  Record<'live' | 'nsfw', boolean> &
+  Record<'viewCount' | 'viewCountRTC', number> & {
+    users: Record<string, { watching: string[]; data: User }>[];
+  };
+
+let setChannels: Subscriber<any> | undefined;
+export const channels = readable<Channel[]>(chat.channelViewers, (setf) => {
+  setChannels = setf;
+  return () => {
+    setChannels = undefined;
+  };
+});
+chat.onUpdateUsernames = (vs) => setChannels?.(vs) as any;
+
 // Essentially a shared_ptr idiom. When nobody is subscribed to this, the chat
 // d/c's.
 export const chat_lock = readable(null, () => {
   const release_connected = connected.subscribe(() => {});
+  const release_channels = channels.subscribe(() => {});
 
   const creds = get(credentials);
 
@@ -111,6 +147,7 @@ export const chat_lock = readable(null, () => {
     setConnected?.(false);
 
     release_connected();
+    release_channels();
   };
 });