mock create drawing

ai_service/api/v1/__init__.py

@@ -0,0 +1,22 @@
+from fastapi import APIRouter
+from .chat import router as chat_router
+from .drawing import router as drawing_router
+# from .video import router as video_router
+# from .audio import router as audio_router
+# from .multimodal import router as multimodal_router
+# from .model_manage import router as model_manage_router
+# from .knowledge import router as knowledge_router
+# from .system import router as system_router
+# from .user import router as user_router
+
+api_v1_router = APIRouter(prefix="/api/ai/v1")
+
+api_v1_router.include_router(chat_router)
+api_v1_router.include_router(drawing_router)
+# api_v1_router.include_router(video_router)
+# api_v1_router.include_router(audio_router)
+# api_v1_router.include_router(multimodal_router)
+# api_v1_router.include_router(model_manage_router)
+# api_v1_router.include_router(knowledge_router)
+# api_v1_router.include_router(system_router)
+# api_v1_router.include_router(user_router)

ai_service/api/v1/chat/__init__.py

@@ -8,7 +8,7 @@ from typing import List
 from pydantic import BaseModel, SecretStr
 from langchain.chains import ConversationChain
 
-from api.v1.vo import MessageVO
+from api.v1.chat.vo import MessageVO
 from deps.auth import get_current_user
 from services.chat_service import ChatDBService
 from db.session import get_db
@@ -16,7 +16,7 @@ from models.ai import ChatConversation, ChatMessage
 from utils.resp import resp_success, Response
 from langchain_deepseek import ChatDeepSeek
 
-router = APIRouter()
+router = APIRouter(prefix="/chat", tags=["chat"])
 
 def get_deepseek_llm(api_key: SecretStr, model: str):
     # deepseek 兼容 OpenAI API，需指定 base_url

ai_service/api/v1/drawing/__init__.py

@@ -0,0 +1,110 @@
+import json
+import os
+
+from fastapi import APIRouter, Depends, HTTPException, Body, Query
+from pydantic import BaseModel
+from sqlalchemy.orm import Session
+from db.session import get_db
+from deps.auth import get_current_user
+from llm.factory import get_adapter
+from services.drawing_service import get_drawing_page, create_drawing_task, fetch_drawing_task_status
+
+router = APIRouter(prefix="/drawing", tags=["drawing"])
+
+@router.get("/")
+def api_get_image_page(
+    page: int = Query(1, ge=1),
+    page_size: int = Query(12, ge=1, le=100),
+    db: Session = Depends(get_db),
+    user=Depends(get_current_user)
+):
+    data = get_drawing_page(db, user_id=user["user_id"], page=page, page_size=page_size)
+    # 序列化 items
+    data["items"] = [
+        {
+            "id": img.id,
+            "prompt": img.prompt,
+            "pic_url": img.pic_url,
+            "status": img.status,
+            "error_message": img.error_message,
+            "created_at": img.created_at if hasattr(img, 'created_at') else None
+        }
+        for img in data["items"]
+    ]
+    return data
+
+class CreateDrawingTaskRequest(BaseModel):
+    prompt: str
+    style: str = 'auto'
+    size: str = '1024x1024'
+    model: str = 'wanx_v1'
+    platform: str = 'tongyi'
+    n: int = 1
+
+
+@router.post("/")
+def api_create_image_task(
+    req: CreateDrawingTaskRequest,
+    db: Session = Depends(get_db),
+    user=Depends(get_current_user)
+):
+    user_id = user["user_id"]
+    style = req.style
+    size = req.size
+    platform = req.platform
+    n = req.n
+    prompt = req.prompt
+    model = req.model
+    print(user_id, req.platform, req.size, req.model, req.prompt)
+    api_key = os.getenv("DASHSCOPE_API_KEY")
+    adapter = get_adapter('tongyi', api_key=api_key, model=model)
+    try:
+        # rsp = adapter.create_drawing_task(prompt=prompt, n=n, style=style, size=size)
+        # print(rsp, 'rsp')
+        res_json = {
+            "status_code": 200,
+            "request_id": "31b04171-011c-96bd-ac00-f0383b669cc7",
+            "code": "",
+            "message": "",
+            "output": {
+                "task_id": "4f90cf14-a34e-4eae-xxxxxxxx",
+                "task_status": "PENDING",
+                "results": []
+            },
+            "usage": None
+        }
+        rsp = res_json
+        if rsp['status_code'] != 200:
+            raise HTTPException(status_code=500, detail=rsp['message'])
+        option = {
+            'style': style
+        }
+        drawing = create_drawing_task(
+            db=db,
+            user_id=user["user_id"],
+            platform=platform,
+            model=model,
+            rsp=rsp,
+            prompt=prompt,
+            size=size,
+            options=json.dumps(option)
+        )
+        return {"id": drawing.id, "task_id": drawing.task_id, "status": drawing.status}
+    except NotImplementedError:
+        print("该服务商不支持图片生成")
+
+
+@router.get("/{id}")
+def api_fetch_image_task_status(
+    id: int,
+    db: Session = Depends(get_db)
+):
+    image, err = fetch_drawing_task_status(db, id)
+    if not image:
+        raise HTTPException(status_code=404, detail=err or "任务不存在")
+    return {
+        "id": image.id,
+        "status": image.status,
+        "pic_url": image.pic_url,
+        "error_message": image.error_message
+    }

ai_service/llm/adapter/openai.py

@@ -15,7 +15,7 @@ class OpenAIAdapter(MultiModalAICapability):
             yield chunk
 
     # 如需图片生成（DALL·E），可实现如下
-    def create_image_task(self, prompt, **kwargs):
+    def create_drawing_task(self, **kwargs):
         # 伪代码，需用 openai.Image.create
         # import openai
         # response = openai.Image.create(api_key=self.api_key, prompt=prompt, ...)

ai_service/llm/adapter/tongyi.py

@@ -23,24 +23,20 @@ class TongYiAdapter(MultiModalAICapability):
         async for chunk in self.llm.astream(messages):
             yield chunk
 
-    @staticmethod
-    def create_image_task(api_key, model, prompt: str, style='<watercolor>', size='1024*1024', n=1):
+    def create_drawing_task(self, prompt: str, style='watercolor', size='1024*1024', n=1, **kwargs):
+        print(self.model, self.api_key, 'key')
         """创建异步图片生成任务"""
         rsp = ImageSynthesis.async_call(
-            api_key=api_key,
-            model=model,
+            api_key=self.api_key,
+            model=self.model,
             prompt=prompt,
             n=n,
-            style=style,
+            style=f'<{style}>',
             size=size
         )
-        if rsp.status_code == HTTPStatus.OK:
-            return rsp
-        else:
-            raise Exception(f"Failed, status_code: {rsp.status_code}, code: {rsp.code}, message: {rsp.message}")
+        print(rsp, 'rsp')
 
-    @staticmethod
-    def fetch_image_task_status(task):
+    def fetch_drawing_task_status(self, task):
         """获取异步图片任务状态"""
         status = ImageSynthesis.fetch(task)
         if status.status_code == HTTPStatus.OK:

ai_service/llm/base.py

@@ -9,14 +9,14 @@ class MultiModalAICapability(ABC):
         raise NotImplementedError("stream_chat not supported by this provider")
 
     # 图片生成能力
-    def create_image_task(self, prompt, **kwargs):
-        raise NotImplementedError("image generation not supported by this provider")
+    def create_drawing_task(self, prompt: str, style='watercolor', size='1024*1024', n=1, **kwargs):
+        raise NotImplementedError("drawing generation not supported by this provider")
 
-    def fetch_image_task_status(self, task):
-        raise NotImplementedError("image task status not supported by this provider")
+    def fetch_drawing_task_status(self, task):
+        raise NotImplementedError("drawing task status not supported by this provider")
 
-    def fetch_image_result(self, task):
-        raise NotImplementedError("image result not supported by this provider")
+    def fetch_drawing_result(self, task):
+        raise NotImplementedError("drawing result not supported by this provider")
 
     # 视频生成能力
     def create_video_task(self, prompt, **kwargs):

ai_service/main.py

@@ -1,8 +1,8 @@
 import os
 from fastapi import FastAPI
 from dotenv import load_dotenv
-from api.v1 import ai_chat
 from fastapi.middleware.cors import CORSMiddleware
+from api.v1 import api_v1_router
 
 # 加载.env环境变量，优先项目根目录
 load_dotenv()
@@ -23,7 +23,8 @@ app.add_middleware(
 )
 
 # 注册路由
-app.include_router(ai_chat.router, prefix="/api/ai/v1", tags=["chat"])
+# app.include_router(ai_chat.router, prefix="/api/ai/v1", tags=["chat"])
+app.include_router(api_v1_router)
 
 # 健康检查
 @app.get("/ping")

ai_service/models/ai.py

@@ -253,8 +253,8 @@ class ChatRoleTool(Base):
     tool_id = Column(Integer, ForeignKey('ai_tool.id'), primary_key=True)
 
 
-class Image(CoreModel):
-    __tablename__ = 'ai_image'
+class Drawing(CoreModel):
+    __tablename__ = 'ai_drawing'
 
     user_id = Column(Integer, ForeignKey('system_users.id'), nullable=True)
     public_status = Column(Boolean, default=False, nullable=False)

ai_service/services/drawing_service.py

@@ -0,0 +1,62 @@
+from datetime import datetime
+
+from dashscope import ImageSynthesis
+from http import HTTPStatus
+
+from sqlalchemy import desc
+
+from models.ai import Drawing
+from sqlalchemy.orm import Session
+
+
+def create_drawing_task(db: Session, user_id: int, platform: str, model: str, prompt: str, size: str, rsp,
+                        options: str = None):
+    # 写入数据库
+    drawing = Drawing(
+        user_id=user_id,
+        platform=platform,
+        model=model,
+        prompt=prompt,
+        width=int(size.split('x')[0]),
+        height=int(size.split('x')[1]),
+        create_time=datetime.now(),
+        update_time=datetime.now(),
+        options=options,
+        status=rsp['output']['task_status'],
+        task_id=rsp['output']['task_id'],
+        error_message=rsp['message']
+    )
+    db.add(drawing)
+    db.commit()
+    db.refresh(drawing)
+    return drawing
+
+def fetch_drawing_task_status(db: Session, drawing_id: int):
+    drawing = db.query(Drawing).filter(Drawing.id == drawing_id).first()
+    if not drawing or not drawing.task_id:
+        return None, "任务不存在"
+    status = ImageSynthesis.fetch(drawing.task_id)
+    if status.status_code == HTTPStatus.OK:
+        # 可根据 status.output.task_status 更新数据库
+        drawing.status = status.output.task_status
+        if hasattr(status.output, 'results') and status.output.results:
+            drawing.pic_url = status.output.results[0].url
+        db.commit()
+        db.refresh(drawing)
+        return drawing, None
+    else:
+        return None, status.message
+
+
+def get_drawing_page(db: Session, user_id: int = None, page: int = 1, page_size: int = 12):
+    query = db.query(Drawing)
+    if user_id:
+        query = query.filter(Drawing.user_id == user_id)
+    total = query.count()
+    items = query.order_by(desc(Drawing.id)).offset((page - 1) * page_size).limit(page_size).all()
+    return {
+        'total': total,
+        'page': page,
+        'page_size': page_size,
+        'items': items
+    }