Add configurable system settings service

.env.example

@@ -59,6 +59,14 @@ MAIL_PASSWORD=null
 MAIL_FROM_ADDRESS="hello@example.com"
 MAIL_FROM_NAME="${APP_NAME}"
 
+ASSET_CODE_PREFIX=AST
+ASSET_QR_ENABLED=true
+ASSET_WARRANTY_REMINDER_DAYS=30
+SYSTEM_DATE_FORMAT=d/m/Y
+SYSTEM_TIME_FORMAT=H:i
+SYSTEM_DEFAULT_CURRENCY=IDR
+SYSTEM_AUDIT_LOG=true
+
 AWS_ACCESS_KEY_ID=
 AWS_SECRET_ACCESS_KEY=
 AWS_DEFAULT_REGION=us-east-1

app/Services/System/SystemSettingService.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Services\System;
+
+use Illuminate\Support\Arr;
+
+class SystemSettingService
+{
+    /**
+     * Ambil semua konfigurasi sistem dengan struktur terkelompok.
+     */
+    public function all(): array
+    {
+        return config('system', []);
+    }
+
+    /**
+     * Ambil satu nilai konfigurasi dengan dukungan dot notation.
+     */
+    public function get(string $key, mixed $default = null): mixed
+    {
+        return Arr::get($this->all(), $key, $default);
+    }
+
+    /**
+     * Set konfigurasi secara runtime tanpa menyentuh database.
+     */
+    public function set(string $key, mixed $value): void
+    {
+        $settings = $this->all();
+        Arr::set($settings, $key, $value);
+
+        config(['system' => $settings]);
+    }
+}

config/system.php

@@ -0,0 +1,22 @@
+<?php
+
+return [
+    'application' => [
+        'name' => env('APP_NAME', 'Asset Management System'),
+        'timezone' => env('APP_TIMEZONE', 'Asia/Jakarta'),
+        'locale' => env('APP_LOCALE', 'id'),
+    ],
+    'asset' => [
+        'code_prefix' => env('ASSET_CODE_PREFIX', 'AST'),
+        'qr_enabled' => env('ASSET_QR_ENABLED', true),
+        'warranty_reminder_days' => env('ASSET_WARRANTY_REMINDER_DAYS', 30),
+    ],
+    'ui' => [
+        'date_format' => env('SYSTEM_DATE_FORMAT', 'd/m/Y'),
+        'time_format' => env('SYSTEM_TIME_FORMAT', 'H:i'),
+        'currency' => env('SYSTEM_DEFAULT_CURRENCY', 'IDR'),
+    ],
+    'security' => [
+        'audit_log' => env('SYSTEM_AUDIT_LOG', true),
+    ],
+];

tests/Unit/SystemSettingServiceTest.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\Services\System\SystemSettingService;
+use Tests\TestCase;
+
+class SystemSettingServiceTest extends TestCase
+{
+    public function test_it_reads_system_settings_from_config(): void
+    {
+        // Override konfigurasi untuk memastikan service mengambil nilai terbaru.
+        config([
+            'system.asset.code_prefix' => 'ASTX',
+            'system.application.name' => 'Custom AMS',
+        ]);
+
+        $service = app(SystemSettingService::class);
+
+        $this->assertSame('ASTX', $service->get('asset.code_prefix'));
+        $this->assertSame('Custom AMS', $service->get('application.name'));
+        $this->assertTrue($service->get('asset.qr_enabled'));
+    }
+
+    public function test_it_can_override_runtime_settings(): void
+    {
+        $service = app(SystemSettingService::class);
+
+        $service->set('ui.date_format', 'Y-m-d');
+
+        $this->assertSame('Y-m-d', $service->get('ui.date_format'));
+        $this->assertSame('Y-m-d', config('system.ui.date_format'));
+    }
+}