<?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('sys_assemble_column', function (Blueprint $table) {
            $table->id('id')->unsigned()->comment('编号');
            $table->string('mid', 16)->comment('唯一标识符'); // 随机
            $table->bigInteger('assemble_id')->comment('集合id');
            $table->string('title', 255)->comment('标题，中文注释'); // 中文注释
            $table->string('code', 255)->comment('字段名称，英文');
            $table->string('type', 255)->comment('字段类型');
            $table->integer('length')->nullable()->comment('字段长度');
            $table->integer('decimal')->nullable()->comment('浮点数精度');
            $table->tinyInteger('is_null')->nullable()->default(0)->comment('是否可以为空 1是 0否');
            $table->tinyInteger('is_unsigned')->nullable()->default(0)->comment('是否为无符号类型 1是 0否');
            $table->string('default', 500)->nullable()->default('')->comment('默认值');
            $table->string('remark', 500)->nullable()->comment('备注'); // 备注
            $table->decimal('weight')->unsigned()->nullable()->default(0)->comment('权重，用于排序');
            $table->tinyInteger('is_delete')->unsigned()->default(0)->comment('是否删除 1是');
            $table->bigInteger('created_at', false)->unsigned()->comment('创建时间，时间戳');
            $table->bigInteger('updated_at', false)->unsigned()->comment('更新时间，时间戳');
        });
    }

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