add trigger count total rab

Author: ibnusurkati

database/migrations/2020_03_16_205538_create_trigger_count_after_insert.php

@@ -0,0 +1,26 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+
+class CreateTriggerCountAfterInsert extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        DB::unprepared('CREATE TRIGGER `count_after_insert` AFTER INSERT ON `rab_details` FOR EACH ROW BEGIN set @total =(SELECT SUM(`total`) FROM `rab_details` WHERE `rab_id` = new.rab_id); UPDATE `rabs` SET `total` = @total WHERE `id` = new.rab_id; END');
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        DB::unprepared('DROP TRIGGER `count_after_insert`');
+    }
+}

database/migrations/2020_03_16_205551_create_trigger_count_after_update.php

@@ -0,0 +1,26 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+
+class CreateTriggerCountAfterUpdate extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        DB::unprepared('CREATE TRIGGER `count_after_update` AFTER UPDATE ON `rab_details` FOR EACH ROW BEGIN set @total =(SELECT SUM(`total`) FROM `rab_details` WHERE `rab_id` = old.rab_id); UPDATE `rabs` SET `total` = @total WHERE `id` = old.rab_id; END');
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        DB::unprepared('DROP TRIGGER `count_after_update`');
+    }
+}