mirror of
https://github.com/yangjian102621/geekai.git
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116 lines
2.8 KiB
Go
116 lines
2.8 KiB
Go
package handler
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import (
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"chatplus/core"
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"chatplus/core/types"
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"chatplus/store"
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"chatplus/store/model"
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"chatplus/utils"
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"chatplus/utils/resp"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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)
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type TaskStatus string
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const (
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Start = TaskStatus("Started")
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Running = TaskStatus("Running")
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Stopped = TaskStatus("Stopped")
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Finished = TaskStatus("Finished")
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)
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type Image struct {
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URL string `json:"url"`
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ProxyURL string `json:"proxy_url"`
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Filename string `json:"filename"`
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Width int `json:"width"`
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Height int `json:"height"`
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Size int `json:"size"`
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Hash string `json:"hash"`
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}
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type MidJourneyHandler struct {
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BaseHandler
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leveldb *store.LevelDB
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db *gorm.DB
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}
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func NewMidJourneyHandler(app *core.AppServer, leveldb *store.LevelDB, db *gorm.DB) *MidJourneyHandler {
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h := MidJourneyHandler{leveldb: leveldb, db: db}
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h.App = app
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return &h
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}
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func (h *MidJourneyHandler) Notify(c *gin.Context) {
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token := c.GetHeader("Authorization")
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if token != h.App.Config.ExtConfig.Token {
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resp.NotAuth(c)
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return
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}
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var data struct {
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Type string `json:"type"`
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MessageId string `json:"message_id"`
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Image Image `json:"image"`
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Content string `json:"content"`
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Prompt string `json:"prompt"`
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Status TaskStatus `json:"status"`
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Key string `json:"key"`
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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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key := utils.Sha256(data.Prompt)
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data.Key = key
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//logger.Info(data.Prompt, ",", key)
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if data.Status == Finished {
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var task types.MjTask
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err := h.leveldb.Get(types.TaskStorePrefix+key, &task)
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if err != nil {
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logger.Error("error with get MidJourney task: ", err)
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resp.ERROR(c)
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return
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}
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// TODO: 是否需要把图片下载到本地服务器？
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historyUserMsg := model.HistoryMessage{
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UserId: task.UserId,
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ChatId: task.ChatId,
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RoleId: task.RoleId,
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Type: types.MjMsg,
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Icon: task.Icon,
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Content: utils.JsonEncode(data),
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Tokens: 0,
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UseContext: false,
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}
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res := h.db.Save(&historyUserMsg)
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if res.Error != nil {
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logger.Error("error with save MidJourney message: ", res.Error)
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}
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// delete task from leveldb
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_ = h.leveldb.Delete(types.TaskStorePrefix + key)
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}
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// 推送消息到客户端
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wsClient := h.App.MjTaskClients.Get(key)
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if wsClient == nil { // 客户端断线，则丢弃
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resp.SUCCESS(c, "Client is offline")
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return
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}
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if data.Status == Finished {
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utils.ReplyChunkMessage(wsClient, types.WsMessage{Type: types.WsMjImg, Content: data})
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utils.ReplyChunkMessage(wsClient, types.WsMessage{Type: types.WsEnd})
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// delete client
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h.App.MjTaskClients.Delete(key)
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} else {
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utils.ReplyChunkMessage(wsClient, types.WsMessage{Type: types.WsMjImg, Content: data})
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}
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resp.SUCCESS(c, "SUCCESS")
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}
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