initial commit

app/Models/SystemSetting.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Facades\Cache;
+
+class SystemSetting extends Model
+{
+    protected $primaryKey = 'key';
+
+    public $incrementing = false;
+
+    protected $keyType = 'string';
+
+    protected $fillable = ['key', 'value'];
+
+    public static function get(string $key, mixed $default = null): mixed
+    {
+        return Cache::remember("setting.{$key}", 300, function () use ($key, $default) {
+            $row = static::query()->find($key);
+
+            return $row?->value ?? $default;
+        });
+    }
+
+    public static function set(string $key, mixed $value): void
+    {
+        static::query()->updateOrCreate(['key' => $key], ['value' => (string) $value]);
+        Cache::forget("setting.{$key}");
+    }
+}