implement powerful viewer count system

app/Http/Controllers/AdminModerationController.php

@@ -7,12 +7,13 @@ use App\Models\Broadcast;
 use App\Models\Channel;
 use App\Models\User;
 use App\Models\Vod;
+use App\Services\Streaming\ViewerCountStore;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 
 class AdminModerationController extends Controller
 {
-    public function suspendChannel(Request $request, Channel $channel): RedirectResponse
+    public function suspendChannel(Request $request, Channel $channel, ViewerCountStore $viewerCounts): RedirectResponse
     {
         $channel->forceFill([
             'suspended_at' => now(),
@@ -20,6 +21,7 @@ class AdminModerationController extends Controller
             'live_broadcast_id' => null,
             'viewer_count' => 0,
         ])->save();
+        $viewerCounts->forget($channel);
 
         $this->audit($request, $channel, 'channel.suspended');
 
@@ -35,7 +37,7 @@ class AdminModerationController extends Controller
         return back()->with('success', 'Channel restored.');
     }
 
-    public function suspendUser(Request $request, User $user): RedirectResponse
+    public function suspendUser(Request $request, User $user, ViewerCountStore $viewerCounts): RedirectResponse
     {
         $user->forceFill(['suspended_at' => now()])->save();
         $user->channel?->forceFill([
@@ -44,12 +46,16 @@ class AdminModerationController extends Controller
             'viewer_count' => 0,
         ])->save();
 
+        if ($user->channel) {
+            $viewerCounts->forget($user->channel);
+        }
+
         $this->audit($request, $user, 'user.suspended');
 
         return back()->with('success', 'User suspended.');
     }
 
-    public function stopBroadcast(Request $request, Broadcast $broadcast): RedirectResponse
+    public function stopBroadcast(Request $request, Broadcast $broadcast, ViewerCountStore $viewerCounts): RedirectResponse
     {
         $broadcast->forceFill([
             'status' => Broadcast::STATUS_ENDED,
@@ -61,6 +67,7 @@ class AdminModerationController extends Controller
             'live_broadcast_id' => null,
             'viewer_count' => 0,
         ])->save();
+        $viewerCounts->forget($broadcast->channel);
 
         $this->audit($request, $broadcast, 'broadcast.stopped');
 

app/Http/Controllers/ChannelController.php

@@ -5,6 +5,8 @@ namespace App\Http\Controllers;
 use App\Models\Channel;
 use App\Models\ChatMessage;
 use App\Models\Vod;
+use App\Services\Streaming\PlaybackViewerSigner;
+use App\Services\Streaming\ViewerCountStore;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Storage;
 use Inertia\Inertia;
@@ -12,8 +14,12 @@ use Inertia\Response;
 
 class ChannelController extends Controller
 {
-    public function show(Request $request, Channel $channel): Response
-    {
+    public function show(
+        Request $request,
+        Channel $channel,
+        ViewerCountStore $viewerCounts,
+        PlaybackViewerSigner $playbackViewers,
+    ): Response {
         abort_if($channel->isSuspended(), 404);
 
         $channel->load(['category', 'liveBroadcast', 'user']);
@@ -22,7 +28,7 @@ class ChannelController extends Controller
         $currentBroadcast = $channel->liveBroadcast;
 
         return Inertia::render('channels/show', [
-            'channel' => [
+            'channel' => fn () => [
                 'id' => $channel->id,
                 'slug' => $channel->slug,
                 'display_name' => $channel->display_name,
@@ -31,7 +37,7 @@ class ChannelController extends Controller
                 'banner_url' => $this->mediaUrl($channel->banner_path),
                 'thumbnail_url' => $this->mediaUrl($channel->thumbnail_path),
                 'is_live' => $channel->is_live,
-                'viewer_count' => $channel->viewer_count,
+                'viewer_count' => $channel->is_live ? $viewerCounts->current($channel) : 0,
                 'followers_count' => $channel->follows_count,
                 'category' => $channel->category ? [
                     'id' => $channel->category->id,
@@ -43,14 +49,23 @@ class ChannelController extends Controller
                     'name' => $channel->user->name,
                 ],
             ],
-            'currentBroadcast' => $currentBroadcast ? [
+            'currentBroadcast' => fn () => $currentBroadcast ? [
                 'id' => $currentBroadcast->id,
                 'title' => $currentBroadcast->title,
-                'hls_url' => $currentBroadcast->hls_url,
+                'hls_url' => $currentBroadcast->hls_url
+                    ? $playbackViewers->signedPlaybackUrl($currentBroadcast->hls_url, $channel, $currentBroadcast, $request)
+                    : null,
                 'recording_enabled' => $currentBroadcast->recording_enabled,
                 'started_at' => $currentBroadcast->started_at?->toIso8601String(),
             ] : null,
-            'vods' => $channel->vods()
+            'viewerStats' => fn () => [
+                'current' => $channel->is_live ? $viewerCounts->current($channel) : 0,
+                'peak' => $currentBroadcast && $channel->is_live
+                    ? max($currentBroadcast->viewer_peak, $viewerCounts->current($channel))
+                    : 0,
+                'refresh_interval_ms' => max(5000, (int) config('streaming.viewer_stats_poll_interval', 30000)),
+            ],
+            'vods' => fn () => $channel->vods()
                 ->where(function ($query) {
                     $query->whereNull('expires_at')->orWhere('expires_at', '>', now());
                 })
@@ -65,7 +80,7 @@ class ChannelController extends Controller
                     'published_at' => $vod->published_at?->toIso8601String(),
                     'expires_at' => $vod->expires_at?->toIso8601String(),
                 ]),
-            'chatMessages' => ChatMessage::query()
+            'chatMessages' => fn () => ChatMessage::query()
                 ->where('channel_id', $channel->id)
                 ->when($currentBroadcast, fn ($query) => $query->where('broadcast_id', $currentBroadcast->id))
                 ->with('user')
@@ -84,9 +99,7 @@ class ChannelController extends Controller
                         'avatar_url' => $message->user->avatar,
                     ],
                 ]),
-            'isFollowing' => $request->user()
-                ? $channel->follows()->where('user_id', $request->user()->id)->exists()
-                : false,
+            'isFollowing' => fn () => $request->user() && $channel->follows()->where('user_id', $request->user()->id)->exists(),
         ]);
     }
 

app/Http/Controllers/CreatorDashboardController.php

@@ -6,6 +6,7 @@ use App\Models\Broadcast;
 use App\Models\Category;
 use App\Models\Channel;
 use App\Services\Streaming\StreamKeyManager;
+use App\Services\Streaming\ViewerCountStore;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Storage;
@@ -154,7 +155,7 @@ class CreatorDashboardController extends Controller
         return back()->with('success', 'Broadcast is ready. Start streaming from OBS.');
     }
 
-    public function stopBroadcast(Request $request, Broadcast $broadcast): RedirectResponse
+    public function stopBroadcast(Request $request, Broadcast $broadcast, ViewerCountStore $viewerCounts): RedirectResponse
     {
         abort_unless($broadcast->channel->user_id === $request->user()->id, 403);
 
@@ -168,6 +169,7 @@ class CreatorDashboardController extends Controller
             'viewer_count' => 0,
             'live_broadcast_id' => null,
         ])->save();
+        $viewerCounts->forget($broadcast->channel);
 
         return back()->with('success', 'Broadcast ended.');
     }