mirror of
https://github.com/yangjian102621/geekai.git
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374 lines
9.3 KiB
Go
374 lines
9.3 KiB
Go
package handler
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// * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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// * Copyright 2023 The Geek-AI Authors. All rights reserved.
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// * Use of this source code is governed by a Apache-2.0 license
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// * that can be found in the LICENSE file.
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// * @Author yangjian102621@163.com
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// * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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import (
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"fmt"
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"geekai/core"
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"geekai/core/types"
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"geekai/service"
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"geekai/service/oss"
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"geekai/service/suno"
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"geekai/store/model"
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"geekai/store/vo"
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"geekai/utils"
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"geekai/utils/resp"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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"time"
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)
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type SunoHandler struct {
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BaseHandler
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sunoService *suno.Service
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uploader *oss.UploaderManager
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userService *service.UserService
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}
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func NewSunoHandler(app *core.AppServer, db *gorm.DB, service *suno.Service, uploader *oss.UploaderManager, userService *service.UserService) *SunoHandler {
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return &SunoHandler{
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BaseHandler: BaseHandler{
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App: app,
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DB: db,
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},
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sunoService: service,
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uploader: uploader,
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userService: userService,
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}
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}
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func (h *SunoHandler) Create(c *gin.Context) {
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var data struct {
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ClientId string `json:"client_id"`
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Prompt string `json:"prompt"`
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Instrumental bool `json:"instrumental"`
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Lyrics string `json:"lyrics"`
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Model string `json:"model"`
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Tags string `json:"tags"`
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Title string `json:"title"`
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Type int `json:"type"`
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RefTaskId string `json:"ref_task_id"` // 续写的任务id
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ExtendSecs int `json:"extend_secs"` // 续写秒数
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RefSongId string `json:"ref_song_id"` // 续写的歌曲id
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SongId string `json:"song_id,omitempty"` // 要拼接的歌曲id
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AudioURL string `json:"audio_url,omitempty"` // 上传自己创作的歌曲
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}
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if err := c.ShouldBindJSON(&data); err != nil {
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resp.ERROR(c, types.InvalidArgs)
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return
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}
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user, err := h.GetLoginUser(c)
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if err != nil {
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resp.NotAuth(c)
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return
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}
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if user.Power < h.App.SysConfig.SunoPower {
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resp.ERROR(c, "您的算力不足，请充值后再试！")
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return
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}
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// 歌曲拼接
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if data.SongId != "" && data.Type == 3 {
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var song model.SunoJob
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if err := h.DB.Where("song_id = ?", data.SongId).First(&song).Error; err == nil {
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data.Instrumental = song.Instrumental
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data.Model = song.ModelName
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data.Tags = song.Tags
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}
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// 拼接歌词
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var refSong model.SunoJob
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if err := h.DB.Where("song_id = ?", data.RefSongId).First(&refSong).Error; err == nil {
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data.Prompt = fmt.Sprintf("%s\n%s", song.Prompt, refSong.Prompt)
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}
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}
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// 插入数据库
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job := model.SunoJob{
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UserId: int(h.GetLoginUserId(c)),
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Prompt: data.Prompt,
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Instrumental: data.Instrumental,
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ModelName: data.Model,
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Tags: data.Tags,
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Title: data.Title,
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Type: data.Type,
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RefSongId: data.RefSongId,
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RefTaskId: data.RefTaskId,
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ExtendSecs: data.ExtendSecs,
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Power: h.App.SysConfig.SunoPower,
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SongId: utils.RandString(32),
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}
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if data.Lyrics != "" {
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job.Prompt = data.Lyrics
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}
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tx := h.DB.Create(&job)
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if tx.Error != nil {
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resp.ERROR(c, tx.Error.Error())
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return
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}
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// 创建任务
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h.sunoService.PushTask(types.SunoTask{
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ClientId: data.ClientId,
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Id: job.Id,
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UserId: job.UserId,
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Type: job.Type,
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Title: job.Title,
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RefTaskId: data.RefTaskId,
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RefSongId: data.RefSongId,
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ExtendSecs: data.ExtendSecs,
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Prompt: job.Prompt,
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Tags: data.Tags,
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Model: data.Model,
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Instrumental: data.Instrumental,
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SongId: data.SongId,
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AudioURL: data.AudioURL,
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})
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// update user's power
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err = h.userService.DecreasePower(job.UserId, job.Power, model.PowerLog{
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Type: types.PowerConsume,
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Remark: fmt.Sprintf("Suno 文生歌曲，%s", job.ModelName),
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CreatedAt: time.Now(),
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})
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if err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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resp.SUCCESS(c)
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}
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func (h *SunoHandler) List(c *gin.Context) {
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userId := h.GetLoginUserId(c)
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page := h.GetInt(c, "page", 1)
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pageSize := h.GetInt(c, "page_size", 20)
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session := h.DB.Session(&gorm.Session{}).Where("user_id", userId)
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// 统计总数
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var total int64
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session.Model(&model.SunoJob{}).Count(&total)
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if page > 0 && pageSize > 0 {
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offset := (page - 1) * pageSize
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session = session.Offset(offset).Limit(pageSize)
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}
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var list []model.SunoJob
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err := session.Order("id desc").Find(&list).Error
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if err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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// 初始化续写关系
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songIds := make([]string, 0)
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for _, v := range list {
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if v.RefTaskId != "" {
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songIds = append(songIds, v.RefSongId)
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}
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}
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var tasks []model.SunoJob
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h.DB.Where("song_id IN ?", songIds).Find(&tasks)
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songMap := make(map[string]model.SunoJob)
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for _, t := range tasks {
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songMap[t.SongId] = t
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}
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// 转换为 VO
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items := make([]vo.SunoJob, 0)
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for _, v := range list {
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var item vo.SunoJob
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err = utils.CopyObject(v, &item)
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if err != nil {
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continue
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}
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item.CreatedAt = v.CreatedAt.Unix()
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if s, ok := songMap[v.RefSongId]; ok {
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item.RefSong = map[string]interface{}{
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"id": s.Id,
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"title": s.Title,
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"cover": s.CoverURL,
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"audio": s.AudioURL,
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}
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}
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items = append(items, item)
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}
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resp.SUCCESS(c, vo.NewPage(total, page, pageSize, items))
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}
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func (h *SunoHandler) Remove(c *gin.Context) {
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id := h.GetInt(c, "id", 0)
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userId := h.GetLoginUserId(c)
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var job model.SunoJob
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err := h.DB.Where("id = ?", id).Where("user_id", userId).First(&job).Error
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if err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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// 只有失败，或者超时的任务才能删除
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if job.Progress != service.FailTaskProgress || time.Now().Before(job.CreatedAt.Add(time.Minute*10)) {
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resp.ERROR(c, "只有失败和超时(10分钟)的任务才能删除！")
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return
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}
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// 删除任务
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tx := h.DB.Begin()
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if err := tx.Delete(&job).Error; err != nil {
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tx.Rollback()
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resp.ERROR(c, err.Error())
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return
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}
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// 恢复用户算力
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err = h.userService.IncreasePower(job.UserId, job.Power, model.PowerLog{
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Type: types.PowerRefund,
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Model: job.ModelName,
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Remark: fmt.Sprintf("Suno 任务失败，退回算力。任务ID：%s，Err:%s", job.TaskId, job.ErrMsg),
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})
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if err != nil {
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tx.Rollback()
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resp.ERROR(c, err.Error())
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return
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}
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tx.Commit()
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// 删除文件
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_ = h.uploader.GetUploadHandler().Delete(job.CoverURL)
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_ = h.uploader.GetUploadHandler().Delete(job.AudioURL)
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}
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func (h *SunoHandler) Publish(c *gin.Context) {
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id := h.GetInt(c, "id", 0)
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userId := h.GetLoginUserId(c)
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publish := h.GetBool(c, "publish")
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err := h.DB.Model(&model.SunoJob{}).Where("id", id).Where("user_id", userId).UpdateColumn("publish", publish).Error
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if err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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resp.SUCCESS(c)
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}
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func (h *SunoHandler) Update(c *gin.Context) {
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var data struct {
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Id int `json:"id"`
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Title string `json:"title"`
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Cover string `json:"cover"`
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}
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if err := c.ShouldBindJSON(&data); err != nil {
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resp.ERROR(c, types.InvalidArgs)
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return
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}
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if data.Id == 0 || data.Title == "" || data.Cover == "" {
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resp.ERROR(c, types.InvalidArgs)
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return
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}
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userId := h.GetLoginUserId(c)
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var item model.SunoJob
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if err := h.DB.Where("id", data.Id).Where("user_id", userId).First(&item).Error; err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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item.Title = data.Title
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item.CoverURL = data.Cover
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if err := h.DB.Updates(&item).Error; err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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resp.SUCCESS(c)
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}
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// Detail 歌曲详情
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func (h *SunoHandler) Detail(c *gin.Context) {
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songId := c.Query("song_id")
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if songId == "" {
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resp.ERROR(c, types.InvalidArgs)
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return
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}
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var item model.SunoJob
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if err := h.DB.Where("song_id", songId).First(&item).Error; err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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// 读取用户信息
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var user model.User
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if err := h.DB.Where("id", item.UserId).First(&user).Error; err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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var itemVo vo.SunoJob
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if err := utils.CopyObject(item, &itemVo); err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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itemVo.CreatedAt = item.CreatedAt.Unix()
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itemVo.User = map[string]interface{}{
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"nickname": user.Nickname,
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"avatar": user.Avatar,
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}
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resp.SUCCESS(c, itemVo)
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}
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// Play 增加歌曲播放次数
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func (h *SunoHandler) Play(c *gin.Context) {
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songId := c.Query("song_id")
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if songId == "" {
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resp.ERROR(c, types.InvalidArgs)
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return
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}
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h.DB.Model(&model.SunoJob{}).Where("song_id", songId).UpdateColumn("play_times", gorm.Expr("play_times + ?", 1))
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}
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const genLyricTemplate = `
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你是一位才华横溢的作曲家，拥有丰富的情感和细腻的笔触，你对文字有着独特的感悟力，能将各种情感和意境巧妙地融入歌词中。
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请以【%s】为主题创作一首歌曲，歌曲时间不要太短，3分钟左右，不要输出任何解释性的内容。
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输出格式如下：
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歌曲名称
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第一节：
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{{歌词内容}}
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副歌：
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{{歌词内容}}
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第二节：
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{{歌词内容}}
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副歌：
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{{歌词内容}}
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尾声：
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{{歌词内容}}
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`
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// Lyric 生成歌词
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func (h *SunoHandler) Lyric(c *gin.Context) {
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var data struct {
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Prompt string `json:"prompt"`
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}
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if err := c.ShouldBindJSON(&data); err != nil {
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resp.ERROR(c, types.InvalidArgs)
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return
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}
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content, err := utils.OpenAIRequest(h.DB, fmt.Sprintf(genLyricTemplate, data.Prompt), "gpt-4o-mini", 0)
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if err != nil {
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resp.ERROR(c, err.Error())
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return
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}
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resp.SUCCESS(c, content)
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}
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