lianjie_admin/app/Admin/Forms/v3/GoodsActivitySettingForm.php

<?php

namespace App\Admin\Forms\v3;

use Dcat\Admin\Widgets\Form;
use Symfony\Component\HttpFoundation\Response;
use Illuminate\Support\Facades\Redis;
use App\Libs\Redis\RedisKey;

class GoodsActivitySettingForm extends Form
{

    protected $typeOptions = [
        1 => '列表轮播',
        2 => '大图片',
    ];
    protected $indexOptions = [
        1 => '秒杀',
        2 => '团购',
        3 => '新品'
    ];
    protected $indexOptionsValue = [
        1 => 'flash_sale',
        2 => 'group_buy',
        3 => 'new_product'
    ];
    /**
     * Handle the form request.
     *
     * @param array $input
     *
     * @return Response
     */
    public function handle(array $input)
    {
        $activitySetting = [
            'index_activity_type' => $input['index_activity_type'] ?? 1
        ];

        switch($activitySetting['index_activity_type']){
            case 1:
                $setting = [
                    'buy_num_limit' => $input['buy_num_limit_1'] ?? 0,
                    'banner' => $input['banner_1'] ?? '',
                    'show_type' => $input['show_type_1'] ?? 0,
                    'index_num' => $input['index_num_1'] ?? 6,
                    'index_image' => $input['index_image_1'] ?? '',
                    'index_url' => $input['index_url_1'] ?? '',
                ];
                $data = [
                    'flash_sale' =>  $setting['buy_num_limit'],
                ];
            break;
            case 2:
                $setting = [
                    'buy_num_limit' => $input['buy_num_limit_2'] ?? 0,
                    'banner' => $input['banner_2'] ?? ''
                ];
                $data = [
                    'group_buy' =>  $setting['buy_num_limit'],
                ];
            break;
            case 3:
                $setting = [
                    'buy_num_limit' => $input['buy_num_limit_3'] ?? 0,
                    'banner' => $input['banner_3'] ?? ''
                ];
                $data = [
                    'new_product' =>  $setting['buy_num_limit'],
                ];
            break;
            default:
                return $this->error('请选择正确的首页展示的活动类型！');
            break;
        }

        $activitySetting[$this->indexOptionsValue[$activitySetting['index_activity_type']]] = json_encode($setting);

        $res1 = Redis::hmset(RedisKey::ACTIVITY_TYPE_LIMIT_NUMS , $data);

        $res2 = Redis::hmset(RedisKey::ACTIVITY_TYPE_SETTING , $activitySetting);

        if($res1 && $res2){
            return $this->success('修改成功','/goods_activity');
        }else{
            return $this->error('修改失败');
        }
    }

    /**
     * Build a form here.
     */
    public function form()
    {
        $data = Redis::hgetall(RedisKey::ACTIVITY_TYPE_LIMIT_NUMS);
        $setting = Redis::hgetall(RedisKey::ACTIVITY_TYPE_SETTING);

        $limitData = [
            1 => isset($data['flash_sale']) ? $data['flash_sale']:0,
            2 => isset($data['group_buy']) ? $data['group_buy']:0,
            3 => isset($data['new_product']) ? $data['new_product']:0,
        ];
        $settingData = [
            'index_activity_type' => $setting['index_activity_type'] ?? 1,
            1 => isset($setting['flash_sale']) ? json_decode($setting['flash_sale'],true) : [],
            2 => isset($setting['group_buy']) ? json_decode($setting['group_buy'],true) : [],
            3 => isset($setting['new_product']) ? json_decode($setting['new_product'],true) : [],
        ];

        $this->select('index_activity_type','首页展示的活动类型')
            ->when([1],function(Form $form) use($limitData,$settingData){
                $buyNumLimit = $limitData[1] ?? 0;
                $sData = $settingData[1] ?? [];

                $form->number('buy_num_limit_1','购买数量限制')->attribute('min', 0)->default(1)->value($buyNumLimit)->width(6)->help('同一活动类型的商品，单笔订单可购买商品个数');
                $form->image('banner_1','banner')->autoUpload()->saveFullUrl()
                    ->customFormat(function() use($sData){
                        return [$sData['banner'] ?? ''];
                    })->width(3);

                $form->radio('show_type_1','展示形式')
                    ->when([1],function(Form $form) use($sData){
                        $form->number('index_num_1','首页显示数量')->value($sData['index_num'] ?? 6)->min(1)->default(6)->width(6);
                    })
                    ->when([2],function(Form $form) use($sData){
                        $form->image('index_image_1','首页大图')->autoUpload()->saveFullUrl()
                        ->customFormat(function() use($sData){
                            return [$sData['index_image'] ?? ''];
                        })->width(3);
                        $form->url('index_url_1','跳转链接')->value($sData['index_url'] ?? '')->width(4);
                    })
                    ->options($form->typeOptions)
                    ->value($sData['show_type'] ?? 1)
                    ->default(1);
                  
            })
            ->when([2],function(Form $form) use($limitData,$settingData){
                $buyNumLimit = $limitData[2] ?? 0;
                $sData = $settingData[2] ?? [];
                $form->number('buy_num_limit_2','购买数量限制')->attribute('min', 0)->default(1)->value($buyNumLimit)->width(6)->help('同一活动类型的商品，单笔订单可购买商品个数');
                $form->image('banner_2','banner')->autoUpload()->saveFullUrl()
                    ->customFormat(function() use($sData){
                        return [$sData['banner'] ?? ''];
                    })->width(3);
            })  
            ->when([3],function(Form $form) use($limitData,$settingData){
                $buyNumLimit = $limitData[3] ?? 0;
                $sData = $settingData[3] ?? [];
                $form->number('buy_num_limit_3','购买数量限制')->attribute('min', 0)->default(1)->value($buyNumLimit)->width(6)->help('同一活动类型的商品，单笔订单可购买商品个数');
                $form->image('banner_3','banner')->autoUpload()->saveFullUrl()
                    ->customFormat(function() use($sData){
                        return [$sData['banner'] ?? ''];
                    })->width(3);
            })   
            ->options($this->indexOptions)->value($settingData['index_activity_type'] ?? 1)->default(1)->width(4);
    }

    /**
     * The data of the form.
     *
     * @return array
     */
    public function default()
    {
        return [];
    }

}