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<?php |
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/** |
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* Created by PhpStorm. |
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* User: alive |
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* Date: 12/14/17 |
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* Time: 6:49 AM |
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*/ |
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/** User Manual |
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* Base Observer Help to create event listener simple |
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* 1- Create your own Observer file and locate it into app/Observers |
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* 2- Extend it from BaseObserver form this Package |
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* 3- Override boot method in your Model what you want to track events |
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* 4- Put following code into "boot" of your model after "parent::boot();" |
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* Order2::observe(Order2Observer::class); |
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* 5- add what event you want into event service provider with this convention |
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* 'App\Events\{Model}{Method}Event' => [ |
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* 'App\Listeners\{Model}{Method}Listener', |
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* ], |
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* 6- generate events |
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* 7- extend all event with 'BaseModelEvent' or 'BaseModelPivotEvent' and remove all class code |
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* 8- get model in listener class with following command |
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* $event->getModel(); |
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* 9- add observer class into boot method of model |
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*/ |
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namespace Alive2212\LaravelModelEventService\Observers; |
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use Alive2212\LaravelMessageService\MessageService; |
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use App\Resources\StringHelper; |
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class BaseObserver |
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{ |
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protected $eventNamePrefix = 'App\\Events\\'; |
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/** |
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* @param $model |
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*/ |
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public function creating($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $params |
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*/ |
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public function callEvent(...$params) |
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{ |
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$eventName = $this->getEventListenerName(); |
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$this->messageHandler($params); |
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if (class_exists($eventName)) { |
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event(new $eventName($params)); |
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} |
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} |
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/** |
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* @return string |
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*/ |
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public function getEventListenerName() |
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{ |
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$calledClass = (str_replace('Observer', '', collect(explode('\\', get_class($this)))->last())); |
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$calledMethod = (new StringHelper())->upperFirstLetter(debug_backtrace()[2]['function']); |
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$eventName = $this->eventNamePrefix . $calledClass . $calledMethod . 'Event'; |
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return (string)$eventName; |
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} |
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/** |
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* @param $model |
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*/ |
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public function created($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function updating($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function updated($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function saving($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function saved($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function deleting($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function deleted($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function restoring($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* @param $model |
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*/ |
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public function restored($model) |
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{ |
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$this->callEvent($model); |
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} |
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/** |
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* For many to many relation |
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* Before do it |
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* Attaching |
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* |
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* @param $model |
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* @param $relationName |
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* @param $pivotIds |
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* @param $pivotIdsAttributes |
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*/ |
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public function pivotAttaching($model, $relationName, $pivotIds, $pivotIdsAttributes) |
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{ |
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$this->callEvent($model, $relationName, $pivotIds, $pivotIdsAttributes); |
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} |
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/** |
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* For many to many relation |
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* Before do it |
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* Detaching |
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* |
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* @param $model |
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* @param $relationName |
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* @param $pivotIds |
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* @param $pivotIdsAttributes |
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*/ |
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public function pivotDetaching($model, $relationName, $pivotIds, $pivotIdsAttributes) |
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{ |
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$this->callEvent($model, $relationName, $pivotIds, $pivotIdsAttributes); |
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} |
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/** |
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* For many to many relation |
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* Before do it |
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* Updating |
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* |
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* @param $model |
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* @param $relationName |
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* @param $pivotIds |
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* @param $pivotIdsAttributes |
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*/ |
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public function pivotUpdating($model, $relationName, $pivotIds, $pivotIdsAttributes) |
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{ |
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$this->callEvent($model, $relationName, $pivotIds, $pivotIdsAttributes); |
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} |
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/** |
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* For many to many relation |
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* After it done |
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* Attached |
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* |
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* @param $model |
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* @param $relationName |
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* @param $pivotIds |
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* @param $pivotIdsAttributes |
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*/ |
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public function pivotAttached($model, $relationName, $pivotIds, $pivotIdsAttributes) |
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{ |
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$this->callEvent($model, $relationName, $pivotIds, $pivotIdsAttributes); |
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} |
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/** |
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* For many to many relation |
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* After it done |
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* Detached |
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* |
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* @param $model |
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* @param $relationName |
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* @param $pivotIds |
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* @param $pivotIdsAttributes |
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*/ |
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public function pivotDetached($model, $relationName, $pivotIds, $pivotIdsAttributes) |
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{ |
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$this->callEvent($model, $relationName, $pivotIds, $pivotIdsAttributes); |
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} |
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/** |
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* For many to many relation |
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* After it done |
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* Updated |
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* |
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* @param $model |
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* @param $relationName |
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* @param $pivotIds |
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* @param $pivotIdsAttributes |
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*/ |
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public function pivotUpdated($model, $relationName, $pivotIds, $pivotIdsAttributes) |
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{ |
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$this->callEvent($model, $relationName, $pivotIds, $pivotIdsAttributes); |
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} |
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/** |
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* @return string |
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*/ |
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public function getEventNamePrefix() |
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{ |
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return $this->eventNamePrefix; |
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} |
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/** |
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* @param string $eventNamePrefix |
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*/ |
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public function setEventNamePrefix($eventNamePrefix) |
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{ |
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$this->eventNamePrefix = $eventNamePrefix; |
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} |
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/** |
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* @param $params |
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*/ |
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public function messageHandler($params) |
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{ |
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$messageService = new MessageService(); |
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$eventType = (new StringHelper())->upperFirstLetter(debug_backtrace()[2]['function']); |
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$messageService->handle($params[0], $eventType); |
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} |
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} |
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