<?php

namespace addons\Course\common\models;

use addons\Course\common\enums\CourseEnum;
use common\enums\StatusEnum;
use Yii;

/**
 * This is the model class for table "{{%addons_course_user_chapter_likes}}".
 *
 * @property int $id
 * @property int $mall_id 商城id
 * @property int $course_id 课程id
 * @property int $user_id 用户id
 * @property int $is_likes 是否点赞，1：是，0：不是
 * @property int $status 状态 0禁用，1启用,-1是删除
 * @property int $created_at
 * @property int $updated_at
 */
class AddonsCourseChapterLikes extends \common\models\base\BaseActiveRecord
{
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return '{{%addons_course_user_chapter_likes}}';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            [['mall_id', 'course_id',  'user_id', 'is_likes', 'status', 'created_at', 'updated_at'], 'integer'],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'mall_id' => '商城id',
            'course_id' => '课程id',
            'user_id' => '用户id',
            'is_likes' => '是否点赞，1：是，0：不是',
            'status' => '状态 0禁用，1启用,-1是删除',
            'created_at' => 'Created At',
            'updated_at' => 'Updated At',
        ];
    }

    /**
     * 判断用户是否点赞课程
     * @param $course_id int 课程ID
     * @return  int  0:未点赞 1：已点赞
     */
    public static function getUserIsLikes($course_id, $user_id)
    {
        $result = 0;
        $userChapterLikes = self::findOne(["course_id" => $course_id, "user_id" => $user_id]);
        if (!empty($userChapterLikes)) {
            $result = $userChapterLikes->is_likes;
        }

        return $result;
    }


    public static function setData(int $mall_id, array $data)
    {
        // 判断课程是否可以点赞
        $where[] = ['id' => $data['course_id']];
        $where[] = ['status' => StatusEnum::ENABLED];
        $where[] = ['mall_id' => $mall_id];

        $course_info = AddonsCourse::getOne($where);
        if (empty($course_info)) {
            self::$static_error = '课程不存在或已下架';
            return false;
        }
        $msg = '点赞成功';
        array_shift($where);
        $where[] = ['user_id' => $data['user_id']];
        $where[] = ['course_id' => $data['course_id']];
        $user_course_like_model = AddonsCourseChapterLikes::getOne($where);
        $like = 1;
        if (!$user_course_like_model) {
            $user_course_like_model = new self();
            $user_course_like_model->loadDefaultValues();
            $user_course_like_model->load($data, '');
            $user_course_like_model->mall_id = $mall_id;
            $user_course_like_model->is_likes = CourseEnum::IS_LIKES_ONE;
            $user_course_like_model->status = StatusEnum::ENABLED;
        } else {
            if ($user_course_like_model->is_likes == CourseEnum::IS_LIKES_ZERO) {
                $user_course_like_model->is_likes = CourseEnum::IS_LIKES_ONE;
            } else {
                $like = -1;
                $msg = '取消点赞成功';
                $user_course_like_model->is_likes = CourseEnum::IS_LIKES_ZERO;
            }
        }
        if (!$user_course_like_model->save()) {
            self::$static_error = '保存数据失败：' . $user_course_like_model->getErrorMessage();
            return false;
        }
        $course_info->updateCounters(['likes' => $like]);
        return $msg;
    }
}