Initial refactoring work

database/migrations/2018_05_14_122513_currency_add_rounding.php

@@ -0,0 +1,36 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+use App\Models\Currency;
+
+class CurrencyAddRounding extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('ab_currency', function (Blueprint $table) {
+            $table->smallInteger('rounding');
+        });
+
+	Currency::query()->update(['rounding'=>2]);
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('ab_currency', function (Blueprint $table) {
+            $table->dropColumn('rounding');
+        });
+    }
+}