<?php

namespace App\Admin\Controllers;

use App\Admin\Repositories\ActivityDayGood;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Http\Controllers\AdminController;

class ActivityDayGoodController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        $builder = ActivityDayGood::with('goods');
        return Grid::make($builder, function (Grid $grid) {
            $grid->column('id')->sortable();
            $grid->column('title');
            $grid->column('goods.goods_name', '商品名称');
            $grid->column('start_time');
            $grid->column('end_time');
            $grid->column('goods_num')->help('库存修改，次日生效');
            $grid->column('buy_times');
            $grid->column('buy_num');
            $grid->column('created_at');
            $grid->column('updated_at')->sortable();
        
            $grid->filter(function (Grid\Filter $filter) {
                $filter->equal('id');
        
            });
        });
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        $builder = ActivityDayGood::with('goods');
        return Show::make($id, $builder, function (Show $show) {
            $show->field('id');
            $show->field('title');
            $show->field('goods.goods_name', '商品名称');
            $show->field('start_time');
            $show->field('end_time');
            $show->field('goods_num');
            $show->field('buy_times');
            $show->field('buy_num');
            $show->field('created_at');
            $show->field('updated_at');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        $builder = ActivityDayGood::with('dayNum');
        return Form::make($builder, function (Form $form) {
            $form->display('id');
            $form->text('title')->required();
            $form->select('goods_id', '活动商品')->options(admin_route('goods.api', ['is_sell'=>0]))->required();
            $form->editor('content', '活动详情')->required();
            $form->dateRange('start_time', 'end_time', '活动时间范围')->required();
            $form->number('buy_times')->default(1);
            $form->number('buy_num')->default(1);
            $form->number('goods_num')->default(1)->help('库存修改，次日生效');

            $form->hasMany('day_num', function(Form\NestedForm $form) {
                $form->column(2, function(Form\NestedForm $form){
                });
                $form->column(4, function(Form\NestedForm $form){
                    $form->date('time');
                });
                $form->column(4, function(Form\NestedForm $form){
                    $form->number('goods_num', '每日库存')->default(1);
                });
            });
            $form->saving(function (Form $form) {
                // 判断是否是新增操作
                $form->start_time .= ' 00:00:00';
                $form->end_time .= ' 23:59:59';
                if ($form->start_time >= $form->end_time) {
                    // 中断后续逻辑
                    return $form->response()->error('开始时间不能大于结束时间。');
                }  
            });
            
            $form->display('created_at');
            $form->display('updated_at');
        });
    }
}