feat: midjourney image variation function is ready

api/core/types/function.go

@@ -83,15 +83,15 @@ var InnerFunctions = []Function{
 			Properties: map[string]Property{
 				"prompt": {
 					Type:        "string",
-					Description: "绘画内容描述，提示词，此参数需要翻译成英文",
+					Description: "绘画内容描述，提示词，如果该参数中有中文的话，则需要翻译成英文",
 				},
 				"ar": {
 					Type:        "string",
-					Description: "图片长宽比，如 16:9, --ar 3:2",
+					Description: "图片长宽比，如 --ar 4:3",
 				},
 				"niji": {
 					Type:        "string",
-					Description: "动漫模型版本，如 --niji 5",
+					Description: "动漫模型版本，例如 --niji 5",
 				},
 			},
 			Required: []string{},

api/handler/mj_handler.go

@@ -8,6 +8,7 @@ import (
 	"chatplus/store/model"
 	"chatplus/utils"
 	"chatplus/utils/resp"
+	"fmt"
 	"github.com/gin-gonic/gin"
 	"gorm.io/gorm"
 	"time"
@@ -83,7 +84,7 @@ func (h *MidJourneyHandler) Notify(c *gin.Context) {
 		err := h.leveldb.Get(types.TaskStorePrefix+data.Key, &task)
 		if err != nil {
 			logger.Error("error with get MidJourney task: ", err)
-			resp.ERROR(c, err.Error())
+			resp.SUCCESS(c)
 			return
 		}
 
@@ -138,16 +139,18 @@ func (h *MidJourneyHandler) Notify(c *gin.Context) {
 	resp.SUCCESS(c, "SUCCESS")
 }
 
-// Upscale send upscale command to MidJourney Bot
+type reqVo struct {
-func (h *MidJourneyHandler) Upscale(c *gin.Context) {
-	var data struct {
 	Index       int32  `json:"index"`
 	MessageId   string `json:"message_id"`
 	MessageHash string `json:"message_hash"`
 	SessionId   string `json:"session_id"`
 	Key         string `json:"key"`
-	}
+	Prompt      string `json:"prompt"`
+}
 
+// Upscale send upscale command to MidJourney Bot
+func (h *MidJourneyHandler) Upscale(c *gin.Context) {
+	var data reqVo
 	if err := c.ShouldBindJSON(&data); err != nil ||
 		data.SessionId == "" ||
 		data.Key == "" {
@@ -170,7 +173,39 @@ func (h *MidJourneyHandler) Upscale(c *gin.Context) {
 		return
 	}
 
-	utils.ReplyMessage(wsClient, "已推送放大图片任务到 MidJourney 机器人，请耐心等待任务执行...")
+	content := fmt.Sprintf("**%s** 已推送 Upscale 任务到 MidJourney 机器人，请耐心等待任务执行...", data.Prompt)
+	utils.ReplyMessage(wsClient, content)
+	if h.App.MjTaskClients.Get(data.Key) == nil {
+		h.App.MjTaskClients.Put(data.Key, wsClient)
+	}
+	resp.SUCCESS(c)
+}
+
+func (h *MidJourneyHandler) Variation(c *gin.Context) {
+	var data reqVo
+	if err := c.ShouldBindJSON(&data); err != nil ||
+		data.SessionId == "" ||
+		data.Key == "" {
+		resp.ERROR(c, types.InvalidArgs)
+		return
+	}
+	wsClient := h.App.ChatClients.Get(data.SessionId)
+	if wsClient == nil {
+		resp.ERROR(c, "No Websocket client online")
+		return
+	}
+
+	err := h.mjFunc.Variation(function.MjVariationReq{
+		Index:       data.Index,
+		MessageId:   data.MessageId,
+		MessageHash: data.MessageHash,
+	})
+	if err != nil {
+		resp.ERROR(c, err.Error())
+		return
+	}
+	content := fmt.Sprintf("**%s** 已推送 Variation 任务到 MidJourney 机器人，请耐心等待任务执行...", data.Prompt)
+	utils.ReplyMessage(wsClient, content)
 	if h.App.MjTaskClients.Get(data.Key) == nil {
 		h.App.MjTaskClients.Put(data.Key, wsClient)
 	}

api/main.go

@@ -179,6 +179,7 @@ func main() {
 		fx.Invoke(func(s *core.AppServer, h *handler.MidJourneyHandler) {
 			s.Engine.POST("/api/mj/notify", h.Notify)
 			s.Engine.POST("/api/mj/upscale", h.Upscale)
+			s.Engine.POST("/api/mj/variation", h.Variation)
 		}),
 
 		// 管理后台控制器

api/service/function/mid_journey.go

@@ -85,6 +85,31 @@ func (f FuncMidJourney) Upscale(upReq MjUpscaleReq) error {
 	return nil
 }
 
+type MjVariationReq struct {
+	Index       int32  `json:"index"`
+	MessageId   string `json:"message_id"`
+	MessageHash string `json:"message_hash"`
+}
+
+func (f FuncMidJourney) Variation(upReq MjVariationReq) error {
+	url := fmt.Sprintf("%s/api/mj/variation", f.config.ApiURL)
+	var res types.BizVo
+	r, err := f.client.R().
+		SetHeader("Authorization", f.config.Token).
+		SetHeader("Content-Type", "application/json").
+		SetBody(upReq).
+		SetSuccessResult(&res).Post(url)
+	if err != nil || r.IsErrorState() {
+		return fmt.Errorf("%v%v", r.String(), err)
+	}
+
+	if res.Code != types.Success {
+		return errors.New(res.Message)
+	}
+
+	return nil
+}
+
 func (f FuncMidJourney) Name() string {
 	return f.name
 }

web/src/components/ChatMidJourney.vue

@@ -92,14 +92,23 @@ watch(() => props.content, (newVal) => {
 });
 const emits = defineEmits(['disable-input', 'disable-input']);
 const upscale = (index) => {
+  send('/api/mj/upscale', index)
+}
+
+const variation = (index) => {
+  send('/api/mj/variation', index)
+}
+
+const send = (url, index) => {
   loading.value = true
   emits('disable-input')
-  httpPost("/api/mj/upscale", {
+  httpPost(url, {
     index: index,
     message_id: data.value?.["message_id"],
     message_hash: data.value?.["image"]?.hash,
     session_id: getSessionId(),
-    key: data.value?.["key"]
+    key: data.value?.["key"],
+    prompt: data.value?.["prompt"],
   }).then(() => {
     ElMessage.success("任务推送成功，请耐心等待任务执行...")
     loading.value = false
@@ -108,10 +117,6 @@ const upscale = (index) => {
     emits('disable-input')
   })
 }
-
-const variation = (index) => {
-  ElMessage.warning("当前版本暂未实现 Variation 功能！")
-}
 </script>
 
 <style lang="stylus">

web/src/views/ChatPlus.vue

@@ -554,6 +554,12 @@ const connect = function (chat_id, role_id) {
           const content = data.content;
           const md = require('markdown-it')({breaks: true});
           content.content = md.render(content.content)
+          let key = content.key
+          // fixed bug: 执行 Upscale 和 Variation 操作的时候覆盖之前的绘画
+          if (content.status === "Finished") {
+            key = randString(32)
+            enableInput()
+          }
           // console.log(content)
           // check if the message is in chatData
           let flag = false
@@ -562,21 +568,19 @@ const connect = function (chat_id, role_id) {
               console.log(chatData.value[i])
               flag = true
               chatData.value[i].content = content
+              chatData.value[i].id = key
               break
             }
           }
           if (flag === false) {
             chatData.value.push({
               type: "mj",
-              id: content["message_id"],
+              id: key,
               icon: "/images/avatar/mid_journey.png",
               content: content
             });
           }
 
-          if (content.status === "Finished") {
-            enableInput()
-          }
         } else if (data.type === 'end') { // 消息接收完毕
           // 追加当前会话到会话列表
           if (isNewChat && newChatItem.value !== null) {

web/src/views/admin/Login.vue

@@ -44,7 +44,6 @@ import {onMounted, ref} from "vue";
 import {Lock, UserFilled} from "@element-plus/icons-vue";
 import {httpPost} from "@/utils/http";
 import {ElMessage} from "element-plus";
-import {setSession} from "@/store/session";
 import {useRouter} from "vue-router";
 import FooterBar from "@/components/FooterBar.vue";