feat: Introduce generation grouping, enabling multiple generations per request via a new count parameter and retrieval by group ID.

api/endpoints/generation_router.py

@@ -8,7 +8,7 @@ from api import service
 from api.dependency import get_generation_service, get_project_id, get_dao
 from repos.dao import DAO
 
-from api.models.GenerationRequest import GenerationResponse, GenerationRequest,  GenerationsResponse, PromptResponse, PromptRequest
+from api.models.GenerationRequest import GenerationResponse, GenerationRequest, GenerationsResponse, PromptResponse, PromptRequest, GenerationGroupResponse
 from api.service.generation_service import GenerationService
 from models.Generation import Generation
 
@@ -68,12 +68,12 @@ async def get_generations(character_id: Optional[str] = None, limit: int = 10, o
     return await generation_service.get_generations(character_id, limit=limit, offset=offset, user_id=user_id_filter, project_id=project_id)
 
 
-@router.post("/_run", response_model=GenerationResponse)
+@router.post("/_run", response_model=GenerationGroupResponse)
 async def post_generation(generation: GenerationRequest, request: Request,
                           generation_service: GenerationService = Depends(get_generation_service),
                           current_user: dict = Depends(get_current_user),
                           project_id: Optional[str] = Depends(get_project_id),
-                          dao: DAO = Depends(get_dao)) -> GenerationResponse:
+                          dao: DAO = Depends(get_dao)) -> GenerationGroupResponse:
     logger.info(f"post_generation (run) called. LinkedCharId: {generation.linked_character_id}, PromptLength: {len(generation.prompt)}")
 
     if project_id:
@@ -85,16 +85,6 @@ async def post_generation(generation: GenerationRequest, request: Request,
     return await generation_service.create_generation_task(generation, user_id=str(current_user.get("_id")))
 
 
-@router.get("/{generation_id}", response_model=GenerationResponse)
-async def get_generation(generation_id: str,
-                         generation_service: GenerationService = Depends(get_generation_service),
-                         current_user: dict = Depends(get_current_user)) -> GenerationResponse:
-    logger.debug(f"get_generation called for ID: {generation_id}")
-    gen = await generation_service.get_generation(generation_id)
-    if gen and gen.created_by != str(current_user["_id"]):
-        raise HTTPException(status_code=403, detail="Access denied")
-    return gen
-
 
 @router.get("/running")
 async def get_running_generations(request: Request,
@@ -113,6 +103,27 @@ async def get_running_generations(request: Request,
     return await generation_service.get_running_generations(user_id=user_id_filter, project_id=project_id)
 
 
+@router.get("/group/{group_id}", response_model=GenerationGroupResponse)
+async def get_generation_group(group_id: str,
+                               generation_service: GenerationService = Depends(get_generation_service),
+                               current_user: dict = Depends(get_current_user)):
+    logger.info(f"get_generation_group called for group_id: {group_id}")
+    generations = await generation_service.dao.generations.get_generations_by_group(group_id)
+    gen_responses = [GenerationResponse(**gen.model_dump()) for gen in generations]
+    return GenerationGroupResponse(generation_group_id=group_id, generations=gen_responses)
+
+
+@router.get("/{generation_id}", response_model=GenerationResponse)
+async def get_generation(generation_id: str,
+                         generation_service: GenerationService = Depends(get_generation_service),
+                         current_user: dict = Depends(get_current_user)) -> GenerationResponse:
+    logger.debug(f"get_generation called for ID: {generation_id}")
+    gen = await generation_service.get_generation(generation_id)
+    if gen and gen.created_by != str(current_user["_id"]):
+        raise HTTPException(status_code=403, detail="Access denied")
+    return gen
+
+
 
 
 @router.post("/import", response_model=GenerationResponse)

api/models/GenerationRequest.py

@@ -1,7 +1,7 @@
 from datetime import datetime, UTC
 from typing import List, Optional
 
-from pydantic import BaseModel
+from pydantic import BaseModel, Field
 
 from models.Asset import Asset
 from models.Generation import GenerationStatus
@@ -17,6 +17,7 @@ class GenerationRequest(BaseModel):
     use_profile_image: bool = True
     assets_list: List[str]
     project_id: Optional[str] = None
+    count: int = Field(default=1, ge=1, le=10)
 
 
 class GenerationsResponse(BaseModel):
@@ -45,10 +46,15 @@ class GenerationResponse(BaseModel):
     progress: int = 0
     cost: Optional[float] = None
     created_by: Optional[str] = None
+    generation_group_id: Optional[str] = None
     created_at: datetime = datetime.now(UTC)
     updated_at: datetime = datetime.now(UTC)
 
 
+class GenerationGroupResponse(BaseModel):
+    generation_group_id: str
+    generations: List[GenerationResponse]
+
 
 class PromptRequest(BaseModel):
     prompt: str

api/service/generation_service.py

@@ -5,13 +5,14 @@ import base64
 from datetime import datetime, UTC
 from typing import List, Optional, Tuple, Any, Dict
 from io import BytesIO
+from uuid import uuid4
 import httpx
 
 from aiogram import Bot
 from aiogram.types import BufferedInputFile
 from adapters.Exception import GoogleGenerationException
 from adapters.google_adapter import GoogleAdapter
-from api.models.GenerationRequest import GenerationRequest, GenerationResponse, GenerationsResponse
+from api.models.GenerationRequest import GenerationRequest, GenerationResponse, GenerationsResponse, GenerationGroupResponse
 # Импортируйте ваши модели DAO, Asset, Generation корректно
 from models.Asset import Asset, AssetType, AssetContentType
 from models.Generation import Generation, GenerationStatus
@@ -113,14 +114,28 @@ class GenerationService:
     async def get_running_generations(self, user_id: Optional[str] = None, project_id: Optional[str] = None) -> List[Generation]:
         return await self.dao.generations.get_generations(status=GenerationStatus.RUNNING, created_by=user_id, project_id=project_id)
 
-    async def create_generation_task(self, generation_request: GenerationRequest, user_id: Optional[str] = None) -> GenerationResponse:
+    async def create_generation_task(self, generation_request: GenerationRequest, user_id: Optional[str] = None, generation_group_id: Optional[str] = None) -> GenerationGroupResponse:
+        count = generation_request.count
+        
+        if generation_group_id is None:
+            generation_group_id = str(uuid4())
+        
+        results = []
+        for _ in range(count):
+            gen_response = await self._create_single_generation(generation_request, user_id, generation_group_id)
+            results.append(gen_response)
+        return GenerationGroupResponse(generation_group_id=generation_group_id, generations=results)
+
+    async def _create_single_generation(self, generation_request: GenerationRequest, user_id: Optional[str] = None, generation_group_id: Optional[str] = None) -> GenerationResponse:
         gen_id = None
         generation_model = None
 
         try:
-            generation_model = Generation(**generation_request.model_dump())
+            generation_model = Generation(**generation_request.model_dump(exclude={'count'}))
             if user_id:
                 generation_model.created_by = user_id
+            if generation_group_id:
+                generation_model.generation_group_id = generation_group_id
             
             gen_id = await self.dao.generations.create_generation(generation_model)
             generation_model.id = gen_id

models/Generation.py

@@ -35,6 +35,7 @@ class Generation(BaseModel):
     output_token_usage: Optional[int] = None
     is_deleted: bool = False
     album_id: Optional[str] = None  
+    generation_group_id: Optional[str] = None
     created_by: Optional[str] = None  # Stores User ID (Telegram ID or Web User ObjectId)
     project_id: Optional[str] = None
     created_at: datetime = Field(default_factory=lambda: datetime.now(UTC))

repos/generation_repo.py

@@ -77,3 +77,11 @@ class GenerationRepo:
 
     async def update_generation(self, generation: Generation, ):
         res = await self.collection.update_one({"_id": ObjectId(generation.id)}, {"$set": generation.model_dump()})
+
+    async def get_generations_by_group(self, group_id: str) -> List[Generation]:
+        res = await self.collection.find({"generation_group_id": group_id, "is_deleted": False}).sort("created_at", 1).to_list(None)
+        generations: List[Generation] = []
+        for generation in res:
+            generation["id"] = str(generation.pop("_id"))
+            generations.append(Generation(**generation))
+        return generations