First commit

app/Models/AuditLog.php

@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Builder;
+
+class AuditLog extends Model
+{
+    // Audit log adalah append-only — tiada updated_at
+    const UPDATED_AT = null;
+
+    protected $fillable = [
+        'user_id',
+        'event',
+        'auditable_type',
+        'auditable_id',
+        'old_values',
+        'new_values',
+        'description',
+        'ip_address',
+        'user_agent',
+    ];
+
+    protected $casts = [
+        'old_values' => 'array',
+        'new_values' => 'array',
+    ];
+
+    // === Relationships ===
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    // === Scopes ===
+
+    public function scopeForModel(Builder $query, string $type, int $id): Builder
+    {
+        return $query->where('auditable_type', $type)
+                     ->where('auditable_id', $id);
+    }
+
+    public function scopeByEvent(Builder $query, string $event): Builder
+    {
+        return $query->where('event', $event);
+    }
+
+    public function scopeRecent(Builder $query, int $days = 30): Builder
+    {
+        return $query->where('created_at', '>=', now()->subDays($days));
+    }
+}