First Commit

app/Models/Subject.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+/**
+ * @property int $id
+ * @property int|null $user_id
+ * @property string $name
+ * @property string|null $description
+ * @property string|null $introduction
+ * @property bool $is_system
+ * @property bool $is_active
+ * @property \Illuminate\Support\Carbon|null $created_at
+ * @property \Illuminate\Support\Carbon|null $updated_at
+ * @property-read User|null $user
+ * @property-read Collection<int, UserSubject> $userSubjects
+ * @property-read Collection<int, Insight> $insights
+ */
+class Subject extends Model
+{
+    /** @var array<int, string> */
+    protected $fillable = [
+        'user_id',
+        'name',
+        'description',
+        'introduction',
+        'message_type',
+        'custom_instructions',
+        'is_system',
+        'is_active',
+    ];
+
+    /** @var array<string, string> */
+    protected $casts = [
+        'is_system' => 'boolean',
+        'is_active' => 'boolean',
+    ];
+
+    /**
+     * Get the user who created the subject.
+     */
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    /**
+     * Get the user subjects associated with this subject.
+     */
+    public function userSubjects(): HasMany
+    {
+        return $this->hasMany(UserSubject::class);
+    }
+
+    /**
+     * Get the insights associated with this subject.
+     */
+    public function insights(): HasMany
+    {
+        return $this->hasMany(Insight::class);
+    }
+}