127 lines
3.0 KiB
Go
127 lines
3.0 KiB
Go
package dao
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import (
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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"vote-api/api/model"
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"vote-api/global"
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)
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type VideoDao struct {
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}
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// GetVideoById 获取数据-id
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func (r *VideoDao) GetVideoById(VideoId int64) (m *model.Video, err error) {
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err = global.Db.First(&m, VideoId).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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// GetVideoPreloadById 获取数据-加载全部关联-id
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func (r *VideoDao) GetVideoPreloadById(VideoId int64) (m *model.Video, err error) {
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err = global.Db.Preload(clause.Associations).First(&m, VideoId).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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// DeleteVideo 删除
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func (r *VideoDao) DeleteVideo(tx *gorm.DB, maps interface{}) error {
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err := tx.Where(maps).Delete(&model.Video{}).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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// DeleteVideoById 删除-id
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func (r *VideoDao) DeleteVideoById(tx *gorm.DB, VideoId int64) error {
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if err := tx.Delete(&model.Video{}, VideoId).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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// EditVideo 修改
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func (r *VideoDao) EditVideo(tx *gorm.DB, maps interface{}, data interface{}) error {
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err := tx.Model(&model.Video{}).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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// EditVideoById 修改-id
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func (r *VideoDao) EditVideoById(tx *gorm.DB, VideoId int64, data interface{}) error {
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err := tx.Model(&model.Video{}).Where("video_id = ?", VideoId).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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// GetVideoList 获取列表
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func (r *VideoDao) GetVideoList(maps interface{}) (m []*model.Video, 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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// GetVideoCount 获取数量
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func (r *VideoDao) GetVideoCount(maps interface{}) (total int64, err error) {
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err = global.Db.Model(&model.Video{}).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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// GetVideoListRand 获取列表-随机
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func (r *VideoDao) GetVideoListRand(maps interface{}, limit int) (m []*model.Video, 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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// AddVideo 新增
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func (r *VideoDao) AddVideo(tx *gorm.DB, model *model.Video) (*model.Video, 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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// GetVideo 获取
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func (r *VideoDao) GetVideo(maps interface{}) (m *model.Video, 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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// Inc 自增
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func (r *VideoDao) Inc(tx *gorm.DB, VideoId int64, field string, numeral int) error {
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err := tx.Model(&model.Video{}).Where("video_id = ?", VideoId).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 *VideoDao) Dec(tx *gorm.DB, VideoId int64, field string, numeral int) error {
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err := tx.Model(&model.Video{}).Where("video_id = ?", VideoId).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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