<?php

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

return new class extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('carts', function (Blueprint $table) {
            $table->comment('购物车表');
            $table->id();
            $table->integer('user_id')->index()->comment('用户ID');
            $table->integer('drug_id')->index()->comment('药品ID');
            $table->integer('store_id')->index()->comment('门店ID');
            $table->mediumInteger('qty')->comment('数量');
            $table->timestamp('join_at')->nullable()->comment('加入时间');
            $table->timestamps();
        });
    }

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