multiplex user notifications over a single private channel

app/Events/EventParticipationCancelled.php

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+<?php
+
+namespace App\Events;
+
+use App\Models\Events;
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class EventParticipationCancelled implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public $userId;
+    public $event;
+
+    /**
+     * Create a new event instance.
+     */
+    public function __construct($userId, Events $event)
+    {
+        $this->userId = $userId;
+        $this->event = $event;
+    }
+
+    /**
+     * Get the channels the event should broadcast on.
+     *
+     * @return array<int, \Illuminate\Broadcasting\Channel>
+     */
+    public function broadcastOn(): array
+    {
+        return [
+            new PrivateChannel('user.' . $this->userId),
+        ];
+    }
+
+    public function broadcastAs()
+    {
+        return 'event.participation.cancelled';
+    }
+}

app/Events/TaskParticipationCancelled.php

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+<?php
+
+namespace App\Events;
+
+use App\Models\Events;
+use App\Models\Task;
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class TaskParticipationCancelled implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public $userId;
+    public $task;
+    public $event;
+
+    /**
+     * Create a new event instance.
+     */
+    public function __construct($userId, Task $task, Events $event)
+    {
+        $this->userId = $userId;
+        $this->task = $task;
+        $this->event = $event;
+    }
+
+    /**
+     * Get the channels the event should broadcast on.
+     *
+     * @return array<int, \Illuminate\Broadcasting\Channel>
+     */
+    public function broadcastOn(): array
+    {
+        return [
+            new PrivateChannel('user.' . $this->userId),
+        ];
+    }
+
+    public function broadcastAs()
+    {
+        return 'task.participation.cancelled';
+    }
+}

app/Events/VolunteerAssignedToTask.php

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+<?php
+
+namespace App\Events;
+
+use App\Models\Events;
+use App\Models\Task;
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class VolunteerAssignedToTask implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public $task;
+    public $event;
+    protected $userId;
+
+    /**
+     * Create a new event instance.
+     */
+    public function __construct($userId, Task $task, Events $event)
+    {
+        $this->userId = $userId;
+        $this->task = $task;
+        $this->event = $event;
+    }
+
+    /**
+     * Get the channels the event should broadcast on.
+     *
+     * @return array<int, \Illuminate\Broadcasting\Channel>
+     */
+    public function broadcastOn(): array
+    {
+        return [
+            new PrivateChannel('user.' . $this->userId),
+        ];
+    }
+
+    public function broadcastAs()
+    {
+        return 'volunteer.assigned.to.task';
+    }
+}

app/Events/VolunteerUnassignedFromTask.php

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+<?php
+
+namespace App\Events;
+
+use App\Models\Events;
+use App\Models\Task;
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class VolunteerUnassignedFromTask implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public $userId;
+    public $task;
+    public $event;
+
+    /**
+     * Create a new event instance.
+     */
+    public function __construct($userId, Task $task, Events $event)
+    {
+        $this->userId = $userId;
+        $this->task = $task;
+        $this->event = $event;
+    }
+
+    /**
+     * Get the channels the event should broadcast on.
+     *
+     * @return array<int, \Illuminate\Broadcasting\Channel>
+     */
+    public function broadcastOn(): array
+    {
+        return [
+            new PrivateChannel('user.' . $this->userId),
+        ];
+    }
+
+    public function broadcastAs()
+    {
+        return 'volunteer.unassigned.to.task';
+    }
+}