Persist system settings in database

app/Models/Setting.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Setting extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'key',
+        'group',
+        'type',
+        'value',
+        'description',
+        'is_public',
+    ];
+
+    /**
+     * Setter untuk menyimpan nilai dengan aman (array -> json).
+     */
+    public function setValueAttribute($value): void
+    {
+        if (is_array($value)) {
+            $this->attributes['value'] = json_encode($value);
+            $this->attributes['type'] = $this->attributes['type'] ?? 'array';
+
+            return;
+        }
+
+        $this->attributes['value'] = (string) $value;
+    }
+
+    /**
+     * Getter untuk casting nilai sesuai tipe yang disimpan.
+     */
+    public function getValueAttribute($value): mixed
+    {
+        return match ($this->type) {
+            'bool', 'boolean' => filter_var($value, FILTER_VALIDATE_BOOL, FILTER_NULL_ON_FAILURE) ?? false,
+            'int', 'integer' => (int) $value,
+            'float', 'double' => (float) $value,
+            'array', 'json' => json_decode($value, true) ?? [],
+            default => $value,
+        };
+    }
+}