Blizzard
99 lines
2.9 KiB
Go
99 lines
2.9 KiB
Go
package radio
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import (
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"sundynix-go/global"
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"sundynix-go/model/radio"
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radioReq "sundynix-go/model/radio/request"
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"gorm.io/gorm"
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)
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type ProgramService struct{}
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// GetProgramList 获取节目列表
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func (s *ProgramService) GetProgramList(info radioReq.GetProgramList) ([]radio.RadioProgram, int64, error) {
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db := global.DB.Model(&radio.RadioProgram{}).Preload("Cover").Preload("Audio")
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var list []radio.RadioProgram
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var total int64
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if info.ChannelId != "" {
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db = db.Where("channel_id = ?", info.ChannelId)
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}
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if info.Title != "" {
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db = db.Where("title LIKE ?", "%"+info.Title+"%")
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}
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if info.Status > 0 {
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db = db.Where("status = ?", info.Status)
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}
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err := db.Count(&total).Error
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if err != nil {
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return nil, 0, err
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}
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offset := (info.Current - 1) * info.PageSize
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err = db.Offset(offset).Limit(info.PageSize).Order("created_at DESC").Find(&list).Error
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return list, total, err
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}
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// GetProgramById 获取节目详情
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func (s *ProgramService) GetProgramById(id string) (*radio.RadioProgram, error) {
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var program radio.RadioProgram
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err := global.DB.Where("id = ?", id).Preload("Cover").Preload("Audio").First(&program).Error
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return &program, err
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}
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// SaveProgram 保存节目
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func (s *ProgramService) SaveProgram(req radioReq.SaveProgram) error {
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program := radio.RadioProgram{
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ChannelId: req.ChannelId,
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Title: req.Title,
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Description: req.Description,
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Content: req.Content,
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CoverId: req.CoverId,
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AudioId: req.AudioId,
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Duration: req.Duration,
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Tags: req.Tags,
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Status: req.Status,
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}
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return global.DB.Create(&program).Error
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}
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// UpdateProgram 更新节目
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func (s *ProgramService) UpdateProgram(req radioReq.UpdateProgram) error {
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updates := map[string]interface{}{
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"channel_id": req.ChannelId,
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"title": req.Title,
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"description": req.Description,
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"content": req.Content,
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"cover_id": req.CoverId,
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"audio_id": req.AudioId,
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"duration": req.Duration,
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"tags": req.Tags,
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"status": req.Status,
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}
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return global.DB.Model(&radio.RadioProgram{}).Where("id = ?", req.Id).Updates(updates).Error
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}
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// DeleteProgram 删除节目
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func (s *ProgramService) DeleteProgram(ids []string) error {
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return global.DB.Transaction(func(tx *gorm.DB) error {
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// 删除相关的收藏记录
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tx.Where("program_id in ?", ids).Delete(&radio.RadioFavorite{})
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// 删除相关的点赞记录
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tx.Where("program_id in ?", ids).Delete(&radio.RadioLike{})
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// 删除相关的历史记录
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tx.Where("program_id in ?", ids).Delete(&radio.RadioHistory{})
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// 删除相关的评论
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tx.Where("program_id in ?", ids).Delete(&radio.RadioComment{})
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// 删除节目
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return tx.Where("id in ?", ids).Delete(&radio.RadioProgram{}).Error
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})
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}
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// IncrementPlayCount 增加播放次数
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func (s *ProgramService) IncrementPlayCount(id string) error {
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return global.DB.Model(&radio.RadioProgram{}).Where("id = ?", id).
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UpdateColumn("play_count", gorm.Expr("play_count + ?", 1)).Error
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}
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