<?php

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

class CreateZonesTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('zones', function (Blueprint $table) {
            $table->id();
            $table->unsignedBigInteger('parent_id')->nullable()->comment('父级 ID');
            $table->string('name')->comment('省/市/区 名称');
            $table->enum('type', ['province', 'city', 'area'])->comment('类型');
            $table->timestamps();
        });

        DB::unprepared(file_get_contents(base_path('database/sql/zones.sql')));
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('zones');
    }
}