mirror of
https://gitee.com/blackfox/geekai.git
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334 lines
7.6 KiB
Go
334 lines
7.6 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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"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/sd"
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"geekai/store"
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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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"fmt"
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"net/http"
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"time"
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"github.com/gorilla/websocket"
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"github.com/gin-gonic/gin"
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"github.com/go-redis/redis/v8"
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"gorm.io/gorm"
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)
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type SdJobHandler struct {
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BaseHandler
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redis *redis.Client
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pool *sd.ServicePool
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uploader *oss.UploaderManager
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snowflake *service.Snowflake
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leveldb *store.LevelDB
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}
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func NewSdJobHandler(app *core.AppServer, db *gorm.DB, pool *sd.ServicePool, manager *oss.UploaderManager, snowflake *service.Snowflake, levelDB *store.LevelDB) *SdJobHandler {
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return &SdJobHandler{
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pool: pool,
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uploader: manager,
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snowflake: snowflake,
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leveldb: levelDB,
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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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}
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}
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// Client WebSocket 客户端，用于通知任务状态变更
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func (h *SdJobHandler) Client(c *gin.Context) {
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ws, err := (&websocket.Upgrader{CheckOrigin: func(r *http.Request) bool { return true }}).Upgrade(c.Writer, c.Request, nil)
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if err != nil {
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logger.Error(err)
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c.Abort()
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return
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}
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userId := h.GetInt(c, "user_id", 0)
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if userId == 0 {
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logger.Info("Invalid user ID")
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c.Abort()
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return
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}
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client := types.NewWsClient(ws)
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h.pool.Clients.Put(uint(userId), client)
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logger.Infof("New websocket connected, IP: %s", c.RemoteIP())
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}
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func (h *SdJobHandler) preCheck(c *gin.Context) bool {
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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 false
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}
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if !h.pool.HasAvailableService() {
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resp.ERROR(c, "Stable-Diffusion 池子中没有没有可用的服务！")
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return false
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}
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if user.Power < h.App.SysConfig.SdPower {
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resp.ERROR(c, "当前用户剩余算力不足以完成本次绘画！")
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return false
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}
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return true
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}
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// Image 创建一个绘画任务
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func (h *SdJobHandler) Image(c *gin.Context) {
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if !h.preCheck(c) {
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return
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}
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var data struct {
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SessionId string `json:"session_id"`
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types.SdTaskParams
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}
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if err := c.ShouldBindJSON(&data); err != nil || data.Prompt == "" {
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resp.ERROR(c, types.InvalidArgs)
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return
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}
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if data.Width <= 0 {
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data.Width = 512
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}
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if data.Height <= 0 {
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data.Height = 512
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}
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if data.CfgScale <= 0 {
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data.CfgScale = 7
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}
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if data.Seed == 0 {
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data.Seed = -1
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}
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if data.Steps <= 0 {
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data.Steps = 20
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}
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if data.Sampler == "" {
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data.Sampler = "Euler a"
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}
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idValue, _ := c.Get(types.LoginUserID)
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userId := utils.IntValue(utils.InterfaceToString(idValue), 0)
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taskId, err := h.snowflake.Next(true)
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if err != nil {
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resp.ERROR(c, "error with generate task id: "+err.Error())
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return
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}
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params := types.SdTaskParams{
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TaskId: taskId,
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Prompt: data.Prompt,
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NegPrompt: data.NegPrompt,
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Steps: data.Steps,
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Sampler: data.Sampler,
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FaceFix: data.FaceFix,
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CfgScale: data.CfgScale,
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Seed: data.Seed,
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Height: data.Height,
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Width: data.Width,
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HdFix: data.HdFix,
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HdRedrawRate: data.HdRedrawRate,
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HdScale: data.HdScale,
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HdScaleAlg: data.HdScaleAlg,
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HdSteps: data.HdSteps,
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}
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job := model.SdJob{
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UserId: userId,
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Type: types.TaskImage.String(),
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TaskId: params.TaskId,
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Params: utils.JsonEncode(params),
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Prompt: data.Prompt,
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Progress: 0,
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Power: h.App.SysConfig.SdPower,
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CreatedAt: time.Now(),
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}
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res := h.DB.Create(&job)
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if res.Error != nil {
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resp.ERROR(c, "error with save job: "+res.Error.Error())
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return
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}
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h.pool.PushTask(types.SdTask{
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Id: int(job.Id),
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SessionId: data.SessionId,
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Type: types.TaskImage,
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Params: params,
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UserId: userId,
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})
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client := h.pool.Clients.Get(uint(job.UserId))
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if client != nil {
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_ = client.Send([]byte("Task Updated"))
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}
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// update user's power
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tx := h.DB.Model(&model.User{}).Where("id = ?", job.UserId).UpdateColumn("power", gorm.Expr("power - ?", job.Power))
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// 记录算力变化日志
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if tx.Error == nil && tx.RowsAffected > 0 {
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user, _ := h.GetLoginUser(c)
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h.DB.Create(&model.PowerLog{
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UserId: user.Id,
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Username: user.Username,
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Type: types.PowerConsume,
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Amount: job.Power,
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Balance: user.Power - job.Power,
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Mark: types.PowerSub,
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Model: "stable-diffusion",
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Remark: fmt.Sprintf("绘图操作，任务ID：%s", job.TaskId),
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CreatedAt: time.Now(),
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})
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}
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resp.SUCCESS(c)
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}
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// ImgWall 照片墙
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func (h *SdJobHandler) ImgWall(c *gin.Context) {
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page := h.GetInt(c, "page", 0)
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pageSize := h.GetInt(c, "page_size", 0)
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err, jobs := h.getData(true, 0, page, pageSize, true)
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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, jobs)
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}
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// JobList 获取 SD 任务列表
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func (h *SdJobHandler) JobList(c *gin.Context) {
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status := h.GetBool(c, "status")
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userId := h.GetLoginUserId(c)
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page := h.GetInt(c, "page", 0)
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pageSize := h.GetInt(c, "page_size", 0)
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publish := h.GetBool(c, "publish")
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err, jobs := h.getData(status, userId, page, pageSize, publish)
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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, jobs)
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}
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// JobList 获取 MJ 任务列表
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func (h *SdJobHandler) getData(finish bool, userId uint, page int, pageSize int, publish bool) (error, []vo.SdJob) {
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session := h.DB.Session(&gorm.Session{})
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if finish {
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session = session.Where("progress = ?", 100).Order("id DESC")
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} else {
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session = session.Where("progress < ?", 100).Order("id ASC")
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}
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if userId > 0 {
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session = session.Where("user_id = ?", userId)
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}
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if publish {
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session = session.Where("publish", publish)
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}
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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 items []model.SdJob
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res := session.Find(&items)
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if res.Error != nil {
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return res.Error, nil
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}
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var jobs = make([]vo.SdJob, 0)
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for _, item := range items {
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var job vo.SdJob
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err := utils.CopyObject(item, &job)
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if err != nil {
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continue
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}
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if item.Progress < 100 {
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// 从 leveldb 中获取图片预览数据
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var imageData string
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err = h.leveldb.Get(item.TaskId, &imageData)
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if err == nil {
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job.ImgURL = "data:image/png;base64," + imageData
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}
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}
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jobs = append(jobs, job)
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}
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return nil, jobs
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}
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// Remove remove task image
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func (h *SdJobHandler) Remove(c *gin.Context) {
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var data struct {
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Id uint `json:"id"`
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UserId uint `json:"user_id"`
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ImgURL string `json:"img_url"`
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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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// remove job recode
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res := h.DB.Delete(&model.SdJob{Id: data.Id})
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if res.Error != nil {
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resp.ERROR(c, res.Error.Error())
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return
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}
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// remove image
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err := h.uploader.GetUploadHandler().Delete(data.ImgURL)
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if err != nil {
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logger.Error("remove image failed: ", err)
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}
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client := h.pool.Clients.Get(data.UserId)
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if client != nil {
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_ = client.Send([]byte(sd.Finished))
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}
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resp.SUCCESS(c)
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}
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// Publish 发布/取消发布图片到画廊显示
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func (h *SdJobHandler) Publish(c *gin.Context) {
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var data struct {
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Id uint `json:"id"`
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Action bool `json:"action"` // 发布动作，true => 发布，false => 取消分享
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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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res := h.DB.Model(&model.SdJob{Id: data.Id}).UpdateColumn("publish", true)
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if res.Error != nil {
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resp.ERROR(c, "更新数据库失败")
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return
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}
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resp.SUCCESS(c)
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}
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