302 lines
7.8 KiB
Go
302 lines
7.8 KiB
Go
package dao
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import (
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"errors"
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"fmt"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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"hepa-calc-api/api/model"
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"hepa-calc-api/api/requests"
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"hepa-calc-api/global"
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)
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type QuestionDao struct {
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}
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// GetQuestionById 获取数据-id
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func (r *QuestionDao) GetQuestionById(QuestionId int64) (m *model.Question, err error) {
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err = global.Db.First(&m, QuestionId).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// GetQuestionPreloadById 获取数据-加载全部关联-id
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func (r *QuestionDao) GetQuestionPreloadById(QuestionId int64) (m *model.Question, err error) {
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err = global.Db.Preload(clause.Associations).First(&m, QuestionId).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// DeleteQuestion 删除
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func (r *QuestionDao) DeleteQuestion(tx *gorm.DB, maps interface{}) error {
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err := tx.Where(maps).Delete(&model.Question{}).Error
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if err != nil {
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return err
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}
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return nil
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}
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// DeleteQuestionById 删除-id
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func (r *QuestionDao) DeleteQuestionById(tx *gorm.DB, QuestionId int64) error {
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if err := tx.Delete(&model.Question{}, QuestionId).Error; err != nil {
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return err
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}
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return nil
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}
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// EditQuestion 修改
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func (r *QuestionDao) EditQuestion(tx *gorm.DB, maps interface{}, data interface{}) error {
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err := tx.Model(&model.Question{}).Where(maps).Updates(data).Error
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if err != nil {
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return err
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}
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return nil
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}
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// EditQuestionById 修改-id
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func (r *QuestionDao) EditQuestionById(tx *gorm.DB, QuestionId int64, data interface{}) error {
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err := tx.Model(&model.Question{}).Where("question_id = ?", QuestionId).Updates(data).Error
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if err != nil {
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return err
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}
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return nil
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}
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// GetQuestionList 获取列表
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func (r *QuestionDao) GetQuestionList(maps interface{}) (m []*model.Question, err error) {
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err = global.Db.Where(maps).Find(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// GetQuestionCount 获取数量
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func (r *QuestionDao) GetQuestionCount(maps interface{}) (total int64, err error) {
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err = global.Db.Model(&model.Question{}).Where(maps).Count(&total).Error
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if err != nil {
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return 0, err
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}
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return total, nil
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}
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// GetQuestionListRand 获取列表-随机
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func (r *QuestionDao) GetQuestionListRand(maps interface{}, limit int) (m []*model.Question, err error) {
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err = global.Db.Where(maps).Order("rand()").Limit(limit).Find(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// AddQuestion 新增
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func (r *QuestionDao) AddQuestion(tx *gorm.DB, model *model.Question) (*model.Question, error) {
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if err := tx.Create(model).Error; err != nil {
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return nil, err
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}
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return model, nil
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}
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// GetQuestion 获取
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func (r *QuestionDao) GetQuestion(maps interface{}) (m *model.Question, err error) {
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err = global.Db.Where(maps).First(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// GetQuestionOrderLimitList 获取列表-排序、限制数量
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func (r *QuestionDao) GetQuestionOrderLimitList(maps interface{}, orderField string, limit int) (m []*model.Question, err error) {
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err = global.Db.Where(maps).Order(orderField).Limit(limit).Find(&m).Error
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if err != nil {
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return nil, err
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}
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return m, nil
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}
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// GetQuestionPageSearch 获取题目列表-分页
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func (r *QuestionDao) GetQuestionPageSearch(req requests.GetQuestionPage, page, pageSize int) (m []*model.Question, total int64, err error) {
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var totalRecords int64
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// 构建查询条件
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query := global.Db.Model(&model.Question{})
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// 是否隐藏
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query = query.Where("is_hide = ?", 0)
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// 问题状态
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query = query.Where("question_status = ?", 1)
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// 主键id
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if req.QuestionId != "" {
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query = query.Where("question_id = ?", req.QuestionId)
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}
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// 标题
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if req.QuestionTitle != "" {
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query = query.Where("question_title LIKE ?", "%"+req.QuestionTitle+"%")
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}
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// 副标题
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if req.QuestionSubtitle != "" {
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query = query.Where("question_subtitle LIKE ?", "%"+req.QuestionSubtitle+"%")
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}
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// 唯一标识
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if req.QuestionIden != "" {
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query = query.Where("question_iden = ?", req.QuestionIden)
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}
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// 问题状态
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if req.QuestionStatus != nil {
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query = query.Where("question_status = ?", req.QuestionStatus)
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}
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// 是否推荐
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if req.IsRecommend != nil {
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query = query.Where("is_recommend = ?", req.IsRecommend)
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}
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// 问题介绍
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if req.QuestionBrief != "" {
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query = query.Where("question_brief LIKE ?", "%"+req.QuestionBrief+"%")
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}
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// 问题解释/科普
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if req.QuestionExplain != "" {
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query = query.Where("question_explain LIKE ?", "%"+req.QuestionExplain+"%")
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}
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// 分类标识
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if req.ClassId != "" {
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baseClassQuery := global.Db.Model(&model.BaseClass{}).
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Select("class_id").
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Where("class_id = ?", req.ClassId)
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questionClassQuery := global.Db.Model(&model.QuestionClass{}).
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Select("question_id").
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Where("class_id IN (?)", baseClassQuery)
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query = query.Where("question_id IN (?)", questionClassQuery)
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}
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// 搜索关键字
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if req.Keyword != "" {
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fmt.Println(111)
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keyword := "%" + req.Keyword + "%" //
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// 标题
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orQuery := global.Db.Model(&model.Question{}).Or("question_title LIKE ?", keyword)
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// 副标题
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orQuery = orQuery.Or("question_subtitle LIKE ?", keyword)
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// 分类标识
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baseClassSubQuery := global.Db.Model(&model.BaseClass{}).
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Select("class_id").
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Where("class_name LIKE ?", keyword)
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questionClassSubQuery := global.Db.Model(&model.QuestionClass{}).
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Select("question_id").
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Where(gorm.Expr("class_id IN (?)", baseClassSubQuery))
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orQuery = orQuery.Or(gorm.Expr("question_id IN (?)", questionClassSubQuery))
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// 执行组建
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query = query.Where(orQuery)
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}
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// 排序
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if req.Order != nil {
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// 点击次数（点击进入详情页的人次）
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if req.Order.ClickCount != "" {
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if req.Order.ClickCount != "desc" && req.Order.ClickCount != "asc" {
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return nil, 0, errors.New("排序字段错误")
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}
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query = query.Order("click_count " + req.Order.ClickCount)
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}
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// 提交次数（提交个人信息进行了算算的人次）
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if req.Order.SubmitCount != "" {
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if req.Order.SubmitCount != "desc" && req.Order.SubmitCount != "asc" {
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return nil, 0, errors.New("排序字段错误")
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}
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query = query.Order("submit_count " + req.Order.SubmitCount)
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}
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// 支付次数（查看报告的人次）
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if req.Order.PayCount != "" {
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if req.Order.PayCount != "desc" && req.Order.PayCount != "asc" {
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return nil, 0, errors.New("排序字段错误")
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}
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query = query.Order("pay_count " + req.Order.PayCount)
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}
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// 价格（原价）
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if req.Order.Price != "" {
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if req.Order.Price != "desc" && req.Order.Price != "asc" {
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return nil, 0, errors.New("排序字段错误")
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}
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query = query.Order("price " + req.Order.Price)
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}
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// 优惠价格
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if req.Order.DiscountPrice != "" {
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if req.Order.DiscountPrice != "desc" && req.Order.DiscountPrice != "asc" {
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return nil, 0, errors.New("排序字段错误")
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}
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query = query.Order("discount_price " + req.Order.DiscountPrice)
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}
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if req.Order.UpdatedAt != "" {
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if req.Order.UpdatedAt != "desc" && req.Order.UpdatedAt != "asc" {
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return nil, 0, errors.New("排序字段错误")
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}
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query = query.Order("updated_at " + req.Order.UpdatedAt)
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}
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}
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// 排序
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query = query.Order("created_at desc")
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// 查询总数量
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if err := query.Count(&totalRecords).Error; err != nil {
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return nil, 0, err
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}
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err = query.Scopes(model.Paginate(page, pageSize)).Find(&m).Error
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if err != nil {
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return nil, 0, err
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}
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return m, totalRecords, nil
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}
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// Inc 自增
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func (r *QuestionDao) Inc(tx *gorm.DB, questionId int64, field string, numeral int) error {
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err := tx.Model(&model.Question{}).Where("question_id = ?", questionId).UpdateColumn(field, gorm.Expr(field+" + ?", numeral)).Error
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if err != nil {
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return err
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}
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return nil
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}
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// Dec 自减
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func (r *QuestionDao) Dec(tx *gorm.DB, questionId int64, field string, numeral int) error {
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err := tx.Model(&model.Question{}).Where("question_id = ?", questionId).UpdateColumn(field, gorm.Expr(field+" - ?", numeral)).Error
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if err != nil {
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return err
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}
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return nil
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}
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