erp_yzx/app/admin/controller/Activity.php

<?php


namespace app\admin\controller;

use \app\BaseController;
use app\common\model\ActivityModel;
use app\common\model\ActivityProductModel;
use think\App;
use think\facade\View;

class Activity extends BaseController
{

    private $activityModel;
    private $activityProductModel;

    public function __construct(App $app)
    {
        $this->activityModel = new ActivityModel();
        $this->activityProductModel = new ActivityProductModel();
        parent::__construct($app);
    }

    /**
     * @return \think\response\View
     * @throws \think\db\exception\DbException
     */
    public function index() {
        $list = $this->activityModel->findByPaginate($this->request->param());
        View::assign([
            'list' => $list
        ]);
        return view();
    }

    public function add() {
        $params = $this->request->param();
        if ($this->request->isAjax()) {
            $activity_id =$this->activityModel->insert([
                'title'  =>  $params['title'],
                'start_time'  => strtotime($params['start_time']),
                'end_time'  =>  strtotime($params['end_time']),
            ],true);

            $save = [];
            if(isset($params['product_ids'])) {
                for ($i = 0; $i < count($params['product_ids']);$i++) {
                    array_push($save, [
                        'activity_id' => $activity_id,
                        'product_id' => $params['product_ids'][$i],
                        'type' => $params['types'][$i],
                        'discount' => $params['discounts'][$i],
                        'reduced_price' => $params['reduced_prices'][$i],
                    ]);
                }
            }
            if(count($save) > 0) {
                $this->activityProductModel->saveAll($save);
            }
            return $activity_id ? $this->ok(true) : $this->fail(false);
        }
        return view();
    }

    public function edit() {
        $params = $this->request->param();
        if(isset($params['id'])) {
            $activity = $this->activityModel->findById($params['id']);
               if ($this->request->isAjax()) {
                   if ($activity) {
                       $this->activityModel->where('id', $activity->id)->update([
                           'title'  =>  $params['title'],
                           'start_time'  => strtotime($params['start_time']),
                           'end_time'  =>  strtotime($params['end_time']),
                       ]);
                       return $this->ok(true);
                   }
                   return $this->fail(lang("Fail"));
               }
            View::assign([
                'activity' => $activity,
            ]);
           return \view();
        }
        return $this->fail(lang("Fail"));
    }

    public function delete(\think\Request $request) {
        $params = $request->param();
        if(!isset($params['ids']))
            return $this->fail(lang("Please select the data you want to delete"));
        $this->activityModel->deleteByIds(explode(',', $params['ids']));
        return $this->ok(true);
    }

    public function delete_relation() {
        $params = $this->request->param();
        if(isset($params['id'])) {
            $this->activityProductModel->deleteByIds([$params['id']]);
        }
        return $this->ok(true);
    }

    public function add_relation() {
        $params = $this->request->param();
        if(isset($params['product_id'])) {
            $relation = $this->activityProductModel->doesItExist($params['product_id']);
            if($relation && $relation->id != $params['id'])
                return $this->fail("Fail to add. Data duplication");
            $this->activityProductModel->save([
                'activity_id' => $params['activity_id'],
                'product_id' => $params['product_id'],
                'type' => $params['type'],
                'discount' => $params['discount'],
                'reduced_price' => $params['reduced_price'],
            ]);
        }
        return $this->ok(true);
    }

    public function add_product($activity_product_id = null) {
        $relation = [];
        if($activity_product_id > 0) {
            $relation = $this->activityProductModel->findById($activity_product_id);
        }
        View::assign('relation', $relation);
        return view();
    }

}