<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

class CreateRevisionsTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('revisions', function (Blueprint $table) {
            $table->increments('id');
            $table->unsignedInteger('member_id')->unique();
            $table->unsignedInteger('user_id');
            $table->unsignedInteger('revisor_id')->nullable();
            $table->json('data');
            $table->timestamps();
            $table->timestamp('accepted_at')->nullable();
        });

        Schema::table('revisions', function (Blueprint $table) {
            $table->foreign('member_id')->references('id')->on('members')->onDelete('cascade');
            $table->foreign('user_id')->references('id')->on('users');
            $table->foreign('revisor_id')->references('id')->on('users');
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::table('revisions', function (Blueprint $table) {
            $table->dropForeign('revisions_member_id_foreign');
            $table->dropForeign('revisions_user_id_foreign');
            $table->dropForeign('revisions_revisor_id_foreign');
        });

        Schema::dropIfExists('revisions');
    }
}