add cache for languages, make function to laravel translate

app/Http/Controllers/AppFunctionsController.php

@@ -279,8 +279,6 @@ class AppFunctionsController extends Controller
             return $lang->with('languageStrings')->first();
         });
         
-        // return $lang->with('languageStrings')->first();
-
     }
 
 }

app/Http/Helpers/helpers.php

@@ -5,6 +5,8 @@ use App\FileManagerFolder;
 use App\User;
 use App\Setting;
 use App\Share;
+use App\Language;
+use App\LanguageString;
 use ByteUnits\Metric;
 use Carbon\Carbon;
 use Illuminate\Database\Eloquent\Model;
@@ -802,3 +804,29 @@ function set_time_by_user_timezone($time)
     return Carbon::parse($time);
     
 }
+
+function _t($key)
+{
+    if (Cache::has('language_strings')) {
+        
+        //Check if cash has string 
+        $strings = Cache::get('language_strings')
+                    ->languageStrings
+                    ->toArray();
+
+        // Find the string by key
+        foreach($strings as $string) {
+            if($string['key'] === $key) {
+               return $string['value'];
+            }
+        }
+    }
+
+    $language = Language::whereLocale(get_setting('language'))
+                    ->first();
+
+    // If cash dont have string return string from database
+    return LanguageString::whereLangAndKey($language->locale, $key)
+            ->first()
+            ->value;
+}

app/Language.php

@@ -5,6 +5,7 @@ namespace App;
 use App\LanguageString;
 use Illuminate\Support\Str;
 use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Cache;
 use Illuminate\Database\Eloquent\Model;
 
 class Language extends Model
@@ -29,7 +30,13 @@ class Language extends Model
         });
 
         static::deleting(function ($language) {
-            $language->languageStrings()->delete();
+            DB::table('language_strings')
+                ->where('lang', $language->locale)
+                ->delete();
+        });
+
+        static::updated(function() {
+            Cache::forget('language_strings');
         });
 
         static::created(function ($language) {
@@ -48,7 +55,8 @@ class Language extends Model
     
             })->toArray();
     
-            DB::table('language_strings')->insert($strings);
+            DB::table('language_strings')
+                ->insert($strings);
 
         });
     }

app/LanguageString.php

@@ -2,6 +2,7 @@
 
 namespace App;
 
+use Illuminate\Support\Facades\Cache;
 use Illuminate\Database\Eloquent\Model;
 
 class LanguageString extends Model
@@ -14,5 +15,14 @@ class LanguageString extends Model
 
     protected $fillable = ['value' ,'key', 'lang'];
     
+    protected static function boot()
+    {
+        parent::boot();
+
+        static::updated(function() {
+            dd('test');
+            // Cache::forget('language_strings');
+        });
+    }
 
 }