geekai/api/handler/sd_handler.go
2024-11-08 18:06:39 +08:00

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package handler
// * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// * Copyright 2023 The Geek-AI Authors. All rights reserved.
// * Use of this source code is governed by a Apache-2.0 license
// * that can be found in the LICENSE file.
// * @Author yangjian102621@163.com
// * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
import (
"fmt"
"geekai/core"
"geekai/core/types"
"geekai/service"
"geekai/service/oss"
"geekai/service/sd"
"geekai/store"
"geekai/store/model"
"geekai/store/vo"
"geekai/utils"
"geekai/utils/resp"
"time"
"github.com/gin-gonic/gin"
"github.com/go-redis/redis/v8"
"gorm.io/gorm"
)
type SdJobHandler struct {
BaseHandler
redis *redis.Client
sdService *sd.Service
uploader *oss.UploaderManager
snowflake *service.Snowflake
leveldb *store.LevelDB
userService *service.UserService
}
func NewSdJobHandler(app *core.AppServer,
db *gorm.DB,
service *sd.Service,
manager *oss.UploaderManager,
snowflake *service.Snowflake,
userService *service.UserService,
levelDB *store.LevelDB) *SdJobHandler {
return &SdJobHandler{
sdService: service,
uploader: manager,
snowflake: snowflake,
leveldb: levelDB,
userService: userService,
BaseHandler: BaseHandler{
App: app,
DB: db,
},
}
}
func (h *SdJobHandler) preCheck(c *gin.Context) bool {
user, err := h.GetLoginUser(c)
if err != nil {
resp.NotAuth(c)
return false
}
if user.Power < h.App.SysConfig.SdPower {
resp.ERROR(c, "当前用户剩余算力不足以完成本次绘画!")
return false
}
return true
}
// Image 创建一个绘画任务
func (h *SdJobHandler) Image(c *gin.Context) {
if !h.preCheck(c) {
return
}
var data types.SdTaskParams
if err := c.ShouldBindJSON(&data); err != nil || data.Prompt == "" {
resp.ERROR(c, types.InvalidArgs)
return
}
if data.Width <= 0 {
data.Width = 512
}
if data.Height <= 0 {
data.Height = 512
}
if data.CfgScale <= 0 {
data.CfgScale = 7
}
if data.Seed == 0 {
data.Seed = -1
}
if data.Steps <= 0 {
data.Steps = 20
}
if data.Sampler == "" {
data.Sampler = "Euler a"
}
idValue, _ := c.Get(types.LoginUserID)
userId := utils.IntValue(utils.InterfaceToString(idValue), 0)
taskId, err := h.snowflake.Next(true)
if err != nil {
resp.ERROR(c, "error with generate task id: "+err.Error())
return
}
task := types.SdTask{
ClientId: data.ClientId,
Type: types.TaskImage,
Params: types.SdTaskParams{
TaskId: taskId,
Prompt: data.Prompt,
NegPrompt: data.NegPrompt,
Steps: data.Steps,
Sampler: data.Sampler,
FaceFix: data.FaceFix,
CfgScale: data.CfgScale,
Seed: data.Seed,
Height: data.Height,
Width: data.Width,
HdFix: data.HdFix,
HdRedrawRate: data.HdRedrawRate,
HdScale: data.HdScale,
HdScaleAlg: data.HdScaleAlg,
HdSteps: data.HdSteps,
},
UserId: userId,
TranslateModelId: h.App.SysConfig.TranslateModelId,
}
job := model.SdJob{
UserId: userId,
Type: types.TaskImage.String(),
TaskId: taskId,
Params: utils.JsonEncode(task.Params),
TaskInfo: utils.JsonEncode(task),
Prompt: data.Prompt,
Progress: 0,
Power: h.App.SysConfig.SdPower,
CreatedAt: time.Now(),
}
res := h.DB.Create(&job)
if res.Error != nil {
resp.ERROR(c, "error with save job: "+res.Error.Error())
return
}
task.Id = int(job.Id)
h.sdService.PushTask(task)
// update user's power
err = h.userService.DecreasePower(job.UserId, job.Power, model.PowerLog{
Type: types.PowerConsume,
Model: "stable-diffusion",
Remark: fmt.Sprintf("绘图操作任务ID%s", job.TaskId),
})
if err != nil {
resp.ERROR(c, err.Error())
return
}
resp.SUCCESS(c)
}
// ImgWall 照片墙
func (h *SdJobHandler) ImgWall(c *gin.Context) {
page := h.GetInt(c, "page", 0)
pageSize := h.GetInt(c, "page_size", 0)
err, jobs := h.getData(true, 0, page, pageSize, true)
if err != nil {
resp.ERROR(c, err.Error())
return
}
resp.SUCCESS(c, jobs)
}
// JobList 获取 SD 任务列表
func (h *SdJobHandler) JobList(c *gin.Context) {
finish := h.GetBool(c, "finish")
userId := h.GetLoginUserId(c)
page := h.GetInt(c, "page", 0)
pageSize := h.GetInt(c, "page_size", 0)
publish := h.GetBool(c, "publish")
err, jobs := h.getData(finish, userId, page, pageSize, publish)
if err != nil {
resp.ERROR(c, err.Error())
return
}
resp.SUCCESS(c, jobs)
}
// JobList 获取 MJ 任务列表
func (h *SdJobHandler) getData(finish bool, userId uint, page int, pageSize int, publish bool) (error, vo.Page) {
session := h.DB.Session(&gorm.Session{})
if finish {
session = session.Where("progress >= ?", 100).Order("id DESC")
} else {
session = session.Where("progress < ?", 100).Order("id ASC")
}
if userId > 0 {
session = session.Where("user_id = ?", userId)
}
if publish {
session = session.Where("publish", publish)
}
if page > 0 && pageSize > 0 {
offset := (page - 1) * pageSize
session = session.Offset(offset).Limit(pageSize)
}
// 统计总数
var total int64
session.Model(&model.SdJob{}).Count(&total)
var items []model.SdJob
res := session.Find(&items)
if res.Error != nil {
return res.Error, vo.Page{}
}
var jobs = make([]vo.SdJob, 0)
for _, item := range items {
var job vo.SdJob
err := utils.CopyObject(item, &job)
if err != nil {
continue
}
jobs = append(jobs, job)
}
return nil, vo.NewPage(total, page, pageSize, jobs)
}
// Remove remove task image
func (h *SdJobHandler) Remove(c *gin.Context) {
id := h.GetInt(c, "id", 0)
userId := h.GetLoginUserId(c)
var job model.SdJob
if res := h.DB.Where("id = ? AND user_id = ?", id, userId).First(&job); res.Error != nil {
resp.ERROR(c, "记录不存在")
return
}
// 删除任务
tx := h.DB.Begin()
tx.Delete(&job)
// 如果任务未完成,或者任务失败,则恢复用户算力
if job.Progress != 100 {
err := h.userService.IncreasePower(job.UserId, job.Power, model.PowerLog{
Type: types.PowerRefund,
Model: "stable-diffusion",
Remark: fmt.Sprintf("任务失败退回算力。任务ID%d Err: %s", job.Id, job.ErrMsg),
})
if err != nil {
tx.Rollback()
resp.ERROR(c, err.Error())
return
}
}
tx.Commit()
// remove image
err := h.uploader.GetUploadHandler().Delete(job.ImgURL)
if err != nil {
logger.Error("remove image failed: ", err)
}
resp.SUCCESS(c)
}
// Publish 发布/取消发布图片到画廊显示
func (h *SdJobHandler) Publish(c *gin.Context) {
id := h.GetInt(c, "id", 0)
userId := h.GetLoginUserId(c)
action := h.GetBool(c, "action") // 发布动作true => 发布false => 取消分享
err := h.DB.Model(&model.SdJob{Id: uint(id), UserId: int(userId)}).UpdateColumn("publish", action).Error
if err != nil {
resp.ERROR(c, err.Error())
return
}
resp.SUCCESS(c)
}