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package service
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import (
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"errors"
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"main_program/common"
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"main_program/entity"
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)
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type keywordService struct{}
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var KeywordService keywordService
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func (k *keywordService) QueryKeywordsByRegion(region string) (keywords []entity.Keyword, err error) {
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var keywordEntitys []entity.Keyword
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result := common.MysqlDB.Where(&entity.Keyword{Region: region}).Find(&keywordEntitys)
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if result.Error != nil {
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return nil, errors.New("query keywords faild")
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} else {
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return keywordEntitys, nil
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}
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}
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