<?php
// +----------------------------------------------------------------------
// | LARAVEL8.0 框架 [ LARAVEL ][ RXThinkCMF ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 LARAVEL研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: laravel开发员 <laravel.qq.com>
// +----------------------------------------------------------------------

namespace App\Services\Common;

use App\Models\AdModel;
use App\Services\BaseService;
use App\Services\QiniuService;
use App\Services\RedisService;

/**
 * 广告管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * Class AdService
 * @package App\Services\Common
 */
class AdService extends BaseService
{
    protected static $instance = null;

    /**
     * 构造函数
     * @author laravel开发员
     * @since 2020/11/11
     * AdService constructor.
     */
    public function __construct()
    {
        $this->model = new AdModel();
    }

    /**
     * 静态入口
     * @return static|null
     */
    public static function make()
    {
        if (!self::$instance) {
            self::$instance = (new static());
        }
        return self::$instance;
    }

    /**
     * 按广告位获取缓存列表
     * @param $position
     * @param int $num
     * @return array|mixed
     */
    public function getListByPosition($position, $num=0)
    {
        $cacheKey = "caches:banners:{$position}";
        $datas = RedisService::get($cacheKey);
        if($datas){
            return $datas;
        }

        $showNum = \App\Services\ConfigService::make()->getConfigByCode('show_banner_num', 6);
        $num = $num? $num : $showNum;
        $datas = $this->model->where(['position'=> $position,'status'=> 1,'mark'=>1])
            ->select(['id','cover','title','link_type','url','mp_appid','description'])
            ->limit($num)
            ->get()
            ->each(function($item, $k){
                $item['cover'] = $item['cover']? get_image_url($item['cover']) : '';
            });
        $datas = $datas? $datas->toArray() : [];
        if($datas){
            RedisService::set($cacheKey, $datas, rand(5, 10));
        }

        return $datas;
    }

    /**
     * 添加或编辑
     * @return array
     * @since 2020/11/11
     * @author laravel开发员
     */
    public function edit()
    {
        $data = request()->all();

        // 图片处理
        if(isset($data['cover'])){
            $data['cover'] = get_image_path($data['cover']);
        }

        // 开始时间处理
        if (isset($data['start_time']) && $data['start_time']) {
            $data['start_time'] = strtotime($data['start_time']);
        }

        // 结束时间处理
        if (isset($data['end_time']) && $data['end_time']) {
            $data['end_time'] = strtotime($data['end_time']);
        } else {
            $data['end_time'] = 0; // 0 表示长期有效
        }

        // 如果是默认链接类型，清空小程序相关字段
        if (isset($data['link_type']) && $data['link_type'] == 1) {
            $data['mp_appid'] = '';
        }

        return parent::edit($data);
    }

    /**
     * 修改状态
     */
    public function status()
    {
        $params = request()->all();
        $id = isset($params['id']) ? intval($params['id']) : 0;
        $status = isset($params['status']) ? intval($params['status']) : 0;

        if (!$id) {
            return ['code' => 1, 'msg' => 'ID不能为空'];
        }

        if (!$status || ($status != 1 && $status != 2)) {
            return ['code' => 1, 'msg' => '状态参数错误'];
        }

        $result = $this->model->where('id', $id)->update([
            'status' => $status,
            'update_time' => time()
        ]);

        if ($result !== false) {
            return ['code' => 0, 'msg' => '状态修改成功'];
        }

        return ['code' => 1, 'msg' => '状态修改失败'];
    }

    /**
     * @return array
     */
    public function delete()
    {
        $this->model->where(['mark'=>0])->where('update_time','<=', time() - 3600)->delete();
        return parent::delete(); // TODO: Change the autogenerated stub
    }

    /**
     * 获取数据列表（重写以支持更多字段）
     */
    public function getDataList($params, $pageSize = 15)
    {
        $query = $this->model->where('mark', 1);

        // 标题搜索
        if (isset($params['title']) && $params['title']) {
            $query->where('title', 'like', '%' . $params['title'] . '%');
        }

        // 位置筛选
        if (isset($params['position']) && $params['position'] > 0) {
            $query->where('position', $params['position']);
        }

        // 状态筛选
        if (isset($params['status']) && $params['status'] > 0) {
            $query->where('status', $params['status']);
        }

        $list = $query->orderBy('sort', 'desc')
            ->orderBy('id', 'desc')
            ->paginate($pageSize);

        $list = $list ? $list->toArray() : [];

        // 格式化数据
        if ($list && isset($list['data'])) {
            foreach ($list['data'] as &$item) {
                // 处理图片
                if (isset($item['cover']) && $item['cover']) {
                    $item['cover'] = get_image_url($item['cover']);
                }

                // 处理时间
                $item['create_time'] = $item['create_time'] ? date('Y-m-d H:i:s', $item['create_time']) : '';
                $item['update_time'] = $item['update_time'] ? date('Y-m-d H:i:s', $item['update_time']) : '';
                $item['start_time'] = $item['start_time'] ? date('Y-m-d H:i:s', $item['start_time']) : '';
                $item['end_time'] = $item['end_time'] ? date('Y-m-d H:i:s', $item['end_time']) : '';
            }
        }

        return [
            'msg' => '操作成功',
            'code' => 0,
            'data' => $list['data'] ?? [],
            'count' => $list['total'] ?? 0,
        ];
    }

}