classify admin

app/Services/CachingService.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\Language;
+use App\Models\Setting;
+use Illuminate\Support\Facades\Cache;
+
+class CachingService
+{
+
+    /**
+     * @param $key
+     * @param callable $callback - Callback function must return a value
+     * @param int $time = 3600
+     * @return mixed
+     */
+    public static function cacheRemember($key, callable $callback, int $time = 3600)
+    {
+        return Cache::remember($key, $time, $callback);
+    }
+
+    public static function removeCache($key)
+    {
+        Cache::forget($key);
+    }
+
+    /**
+     * @param array|string $key
+     * @return mixed|string
+     */
+    public static function getSystemSettings(array|string $key = '*')
+    {
+        $settings = self::cacheRemember(config('constants.CACHE.SETTINGS'), static function () {
+            return Setting::all()->pluck('value', 'name');
+        });
+
+        if (($key != '*')) {
+            /* There is a minor possibility of getting a specific key from the $systemSettings
+             * So I have not fetched Specific key from DB. Otherwise, Specific key will be fetched here
+             * And it will be appended to the cached array here
+             */
+            $specificSettings = [];
+
+            // If array is given in Key param
+            if (is_array($key)) {
+                foreach ($key as $row) {
+                    if ($settings && is_array($settings) && array_key_exists($row, $settings)) {
+                        $specificSettings[$row] = $settings[$row] ?? '';
+                    }
+                }
+                return $specificSettings;
+            }
+
+            // If String is given in Key param
+            if ($settings && is_object($settings) && $settings->has($key)) {
+                return $settings[$key] ?? '';
+            }
+
+            return "";
+        }
+        return $settings;
+    }
+
+    public static function getLanguages()
+    {
+        return self::cacheRemember(config('constants.CACHE.LANGUAGE'), static function () {
+            return Language::all();
+        });
+    }
+
+    public static function getDefaultLanguage()
+    {
+        return Language::where('code', 'en')->first();
+    }
+}