<?php

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

class CreateDiaryLettersTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('diary_letters', function (Blueprint $table) {
            $table->id();
            
            $table->bigInteger('uid')->comment('用户id')->index();
            $table->text('content')->nullable()->comment('内容');
            $table->dateTime('send_time')->comment('发送时间')->index();
            
            $table->timestamps();
            $table->softDeletes();
        });
    }

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