Init(Core): Change repo

app/Models/Notification.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Notification extends Model
+{
+    use HasFactory;
+
+    protected $table = 'notifications';
+
+    protected $fillable = [
+        'title',
+        'description',
+    ];
+
+    public function users()
+    {
+        return $this->belongsToMany(User::class, 'notification_user')
+            ->withPivot('read_at')
+            ->withTimestamps();
+    }
+
+    /**
+     * Notifications that a user has not read (no pivot row with read_at set).
+     */
+    public static function scopeUnreadForUser($query, $userId)
+    {
+        return $query->whereDoesntHave('users', function ($q) use ($userId) {
+            $q->where('user_id', $userId)->whereNotNull('notification_user.read_at');
+        });
+    }
+}