<?php

namespace app\api\model\branch;

use app\common\exception\BaseException;
use app\common\model\branch\Activity as ActivityModel;
use app\common\model\branch\ActivityUser as ActivityUserModel;

/**
 * 活动模型
 */
class Activity extends ActivityModel
{
    /**
     * 隐藏字段
     * @var array
     */
    protected $hidden = [
        'is_delete',
        'app_id',
        'update_time'
    ];

    /**
     * 活动详情：HTML实体转换回普通字符
     */
    public function getActivityContentAttr($value)
    {
        $value = htmlspecialchars_decode($value);
        return html_entity_decode($value, ENT_QUOTES, 'UTF-8');
    }

    /**
     * 详情
     */
    public static function detail($activity_id)
    {
        if (!$model = parent::detail($activity_id)) {
            throw new BaseException(['msg' => '活动不存在']);
        }
        $model["reg_num"] = ActivityUserModel::getRegNum($activity_id);
        return $model;
    }

    /**
     * 获取列表
     */
    public function getList($category_id = 0, $params, $user = [])
    {
        $model = $this;
        $category_id > 0 && $model = $model->where('category_id', '=', $category_id);
        if (!empty($params['branch_id'])) {
            $model = $model->where('branch_id', '=', $params['branch_id']);
        }
        $list = $model ->with(['image', 'category'])
            ->where('is_delete', '=', 0)
            ->where('status', '=', 1)
            ->order(['sort' => 'asc', 'create_time' => 'desc'])
            ->paginate($params);
        // 检查用户有没有报名
        foreach($list as &$item) {
            if (!$user) {
                $item['is_reg'] = false;
            } else {
                $item['is_reg'] = ActivityUserModel::isReg($user['user_id'], $item['activity_id']);
            }
            // 签到人数
            $item['verify_num'] = ActivityUserModel::getVerifyNum($item['activity_id']);
        }
        return $list;
    }

    /**
     * 获取列表
     */
    public function getListForAdmin($params = [])
    {
        $model = $this;
        if (!empty($params['category_id'])) {
            $model = $model->where('category_id', '=', $params['category_id']);
        }
        if (!empty($params['branch_id'])) {
            $model = $model->where('branch_id', '=', $params['branch_id']);
        }
        if (isset($params['status'])) {
            if ($params['status'] == 0) {
                $model = $model->where('activity_start_time', '>', time());
            }
            if ($params['status'] == 1) {
                $model = $model->where('activity_start_time', '<', time())
                    ->where('activity_end_time', '>', time());
            }
            if ($params['status'] == 2) {
                $model = $model->where('activity_end_time', '<', time());
            }
        }
        $list = $model ->with(['image', 'category'])
            ->where('is_delete', '=', 0)
            ->where('status', '=', 1)
            ->order(['sort' => 'asc', 'create_time' => 'desc'])
            ->paginate($params);
        foreach($list as &$item) {
            // 签到人数
            $item['verify_num'] = ActivityUserModel::getVerifyNum($item['activity_id']);
        }
        return $list;
    }

    /**
     * 新增记录
     */
    public function add($data, $branch_id)
    {
        $data['app_id'] = self::$app_id;
        $data['branch_id'] = $branch_id;
        //活动时间
        $data['activity_start_time'] = strtotime($data['activity_start_time']);
        $data['activity_end_time'] = strtotime($data['activity_end_time']);
        //报名时间
        $data['register_start_time'] = strtotime($data['register_start_time']);
        $data['register_end_time'] = strtotime($data['register_end_time']);
        // 处理emoji表情符号
        $data = $this->filterEmoji($data);
        return $this->save($data);
    }

    /**
     * 更新记录
     */
    public function edit($data)
    {
        //活动时间
        $data['activity_start_time'] = strtotime($data['activity_start_time']);
        $data['activity_end_time'] = strtotime($data['activity_end_time']);
        //报名时间
        $data['register_start_time'] = strtotime($data['register_start_time']);
        $data['register_end_time'] = strtotime($data['register_end_time']);
        // 处理emoji表情符号
        $data = $this->filterEmoji($data);
        return $this->save($data);
    }

    /**
     * 软删除
     */
    public function setDelete()
    {
        return $this->save(['is_delete' => 1]);
    }

    /**
     * 检查用户是否能参与促销活动
     */
    public function checkUserShopping($user_id) {
        if (!$this['is_verify']) {
            $this->error = '您还没签到，无法参与购物';
        }
        return true;
    }

    /**
     * 过滤emoji表情符号，转换为HTML实体
     * @param array $data
     * @return array
     */
    private function filterEmoji($data)
    {
        if (isset($data['content'])) {
            $data['content'] = $this->emojiToHtml($data['content']);
        }
        if (isset($data['name'])) {
            $data['name'] = $this->emojiToHtml($data['name']);
        }
        if (isset($data['describe'])) {
            $data['describe'] = $this->emojiToHtml($data['describe']);
        }
        return $data;
    }

    /**
     * 将emoji表情符号转换为HTML实体
     * @param string $str
     * @return string
     */
    private function emojiToHtml($str)
    {
        if (empty($str)) {
            return $str;
        }
        $str = preg_replace_callback(
            '/[\x{1F600}-\x{1F64F}]|[\x{1F300}-\x{1F5FF}]|[\x{1F680}-\x{1F6FF}]|[\x{2600}-\x{26FF}]|[\x{2700}-\x{27BF}]/u',
            function ($matches) {
                return mb_convert_encoding($matches[0], 'HTML-ENTITIES', 'UTF-8');
            },
            $str
        );
        return $str;
    }

}