os.getenv -> config.py

Reviewed-on: #3

adapters/s3_adapter.py

@@ -63,10 +63,12 @@ class S3Adapter:
                 response = await client.get_object(Bucket=self.bucket_name, Key=object_name)
                 # aioboto3 Body is an aiohttp StreamReader wrapper
                 body = response['Body']
-                data = await body.read()
+                
-                # Yield in chunks to avoid holding entire response in StreamingResponse buffer
+                while True:
-                for i in range(0, len(data), chunk_size):
+                    chunk = await body.read(chunk_size)
-                    yield data[i:i + chunk_size]
+                    if not chunk:
+                        break
+                    yield chunk
         except ClientError as e:
             print(f"Error streaming from S3: {e}")
             return

aiws.py

@@ -1,6 +1,5 @@
 import asyncio
 import logging
-import os
 from contextlib import asynccontextmanager
 
 from aiogram import Bot, Dispatcher, Router, F
@@ -9,7 +8,6 @@ from aiogram.enums import ParseMode
 from aiogram.filters import CommandStart, Command
 from aiogram.types import Message
 from aiogram.fsm.storage.mongo import MongoStorage
-from dotenv import load_dotenv
 from fastapi import FastAPI
 from motor.motor_asyncio import AsyncIOMotorClient
 from prometheus_client import Info
@@ -17,6 +15,7 @@ from starlette.middleware.cors import CORSMiddleware
 from prometheus_fastapi_instrumentator import Instrumentator
 
 # --- ИМПОРТЫ ПРОЕКТА ---
+from config import settings
 from adapters.google_adapter import GoogleAdapter
 from adapters.s3_adapter import S3Adapter
 from api.service.generation_service import GenerationService
@@ -46,16 +45,17 @@ from api.endpoints.project_router import router as project_api_router
 from api.endpoints.idea_router import router as idea_api_router
 from api.endpoints.post_router import router as post_api_router
 
-load_dotenv()
+
 logger = logging.getLogger(__name__)
 
 # --- КОНФИГУРАЦИЯ ---
-BOT_TOKEN = os.getenv("BOT_TOKEN")
+# Настройки теперь берутся из config.py
-GEMINI_API_KEY = os.getenv("GEMINI_API_KEY")
+BOT_TOKEN = settings.BOT_TOKEN
+GEMINI_API_KEY = settings.GEMINI_API_KEY
 
-MONGO_HOST = os.getenv("MONGO_HOST")  # Например: mongodb://localhost:27017
+MONGO_HOST = settings.MONGO_HOST
-DB_NAME = os.getenv("DB_NAME", "my_bot_db")  # Имя базы данных
+DB_NAME = settings.DB_NAME
-ADMIN_ID = int(os.getenv("ADMIN_ID", 0))
+ADMIN_ID = settings.ADMIN_ID
 
 
 def setup_logging():
@@ -79,10 +79,10 @@ char_repo = CharacterRepo(mongo_client)
 
 # S3 Adapter
 s3_adapter = S3Adapter(
-    endpoint_url=os.getenv("MINIO_ENDPOINT", "http://31.59.58.220:9000"),
+    endpoint_url=settings.MINIO_ENDPOINT,
-    aws_access_key_id=os.getenv("MINIO_ACCESS_KEY", "minioadmin"),
+    aws_access_key_id=settings.MINIO_ACCESS_KEY,
-    aws_secret_access_key=os.getenv("MINIO_SECRET_KEY", "minioadmin"),
+    aws_secret_access_key=settings.MINIO_SECRET_KEY,
-    bucket_name=os.getenv("MINIO_BUCKET", "ai-char")
+    bucket_name=settings.MINIO_BUCKET
 )
 
 dao = DAO(mongo_client, s3_adapter)  # Главный DAO для бота
@@ -259,7 +259,7 @@ if __name__ == "__main__":
     async def main():
         # Создаем конфигурацию uvicorn вручную
         # loop="asyncio" заставляет использовать стандартный цикл
-        config = uvicorn.Config(app, host="0.0.0.0", port=8090, loop="asyncio", timeout_keep_alive=120, env_file=".env.development")
+        config = uvicorn.Config(app, host="0.0.0.0", port=8090, loop="asyncio", timeout_keep_alive=120)
         server = uvicorn.Server(config)
 
         # Запускаем сервер (lifespan запустится внутри)

api/endpoints/admin.py

@@ -5,6 +5,8 @@ from fastapi.security import OAuth2PasswordBearer
 from pydantic import BaseModel
 
 from repos.user_repo import UsersRepo, UserStatus
+from api.dependency import get_dao
+from repos.dao import DAO
 from utils.security import verify_password, create_access_token, ACCESS_TOKEN_EXPIRE_MINUTES, ALGORITHM, SECRET_KEY
 from jose import JWTError, jwt
 from starlette.requests import Request

api/endpoints/assets_router.py

@@ -12,7 +12,7 @@ from starlette.requests import Request
 from starlette.responses import Response, JSONResponse, StreamingResponse
 
 from adapters.s3_adapter import S3Adapter
-from api.models.AssetDTO import AssetsResponse, AssetResponse
+from api.models import AssetsResponse, AssetResponse
 from models.Asset import Asset, AssetType, AssetContentType
 from repos.dao import DAO
 from api.dependency import get_dao, get_mongo_client, get_s3_adapter
@@ -278,8 +278,7 @@ async def upload_asset(
         type=asset.type.value if hasattr(asset.type, "value") else asset.type,
         content_type=asset.content_type.value if hasattr(asset.content_type, "value") else asset.content_type,
         linked_char_id=asset.linked_char_id,
-        created_at=asset.created_at,
+        created_at=asset.created_at
-        url=asset.url
     )
 
 

api/endpoints/character_router.py

@@ -5,11 +5,11 @@ from pydantic import BaseModel
 from starlette.exceptions import HTTPException
 from starlette.requests import Request
 
-from api.models.AssetDTO import AssetsResponse, AssetResponse
+from api.models import AssetsResponse, AssetResponse
-from api.models.GenerationRequest import GenerationRequest, GenerationResponse
+from api.models import GenerationRequest, GenerationResponse
 from models.Asset import Asset
 from models.Character import Character
-from api.models.CharacterDTO import CharacterCreateRequest, CharacterUpdateRequest
+from api.models import CharacterCreateRequest, CharacterUpdateRequest
 from repos.dao import DAO
 from api.dependency import get_dao
 
@@ -24,8 +24,15 @@ router = APIRouter(prefix="/api/characters", tags=["Characters"], dependencies=[
 
 
 @router.get("/", response_model=List[Character])
-async def get_characters(request: Request, dao: DAO = Depends(get_dao), current_user: dict = Depends(get_current_user), project_id: Optional[str] = Depends(get_project_id)) -> List[Character]:
+async def get_characters(
-    logger.info("get_characters called")
+    request: Request, 
+    dao: DAO = Depends(get_dao), 
+    current_user: dict = Depends(get_current_user), 
+    project_id: Optional[str] = Depends(get_project_id),
+    limit: int = 100,
+    offset: int = 0
+) -> List[Character]:
+    logger.info(f"get_characters called. Limit: {limit}, Offset: {offset}")
     
     user_id_filter = str(current_user["_id"])
     if project_id:
@@ -34,7 +41,12 @@ async def get_characters(request: Request, dao: DAO = Depends(get_dao), current_
              raise HTTPException(status_code=403, detail="Project access denied")
         user_id_filter = None
 
-    characters = await dao.chars.get_all_characters(created_by=user_id_filter, project_id=project_id)
+    characters = await dao.chars.get_all_characters(
+        created_by=user_id_filter, 
+        project_id=project_id,
+        limit=limit,
+        offset=offset
+    )
     return characters
 
 
@@ -178,10 +190,3 @@ async def delete_character(
         raise HTTPException(status_code=500, detail="Failed to delete character")
     
     return
-
-
-@router.post("/{character_id}/_run", response_model=GenerationResponse)
-async def post_character_generation(character_id: str, generation: GenerationRequest,
-                                    request: Request) -> GenerationResponse:
-    logger.info(f"post_character_generation called. CharacterID: {character_id}")
-    generation_service = request.app.state.generation_service

api/endpoints/generation_router.py

@@ -1,25 +1,32 @@
+import logging
+import os
+import json
 from typing import List, Optional
 
 from fastapi import APIRouter, UploadFile, File, Form, Header, HTTPException
 from fastapi.params import Depends
+from starlette import status
 from starlette.requests import Request
 
-from api import service
+from config import settings
 from api.dependency import get_generation_service, get_project_id, get_dao
-from repos.dao import DAO
+from api.endpoints.auth import get_current_user
-
+from api.models import (
-from api.models.GenerationRequest import GenerationResponse, GenerationRequest, GenerationsResponse, PromptResponse, PromptRequest, GenerationGroupResponse
+    GenerationResponse, 
+    GenerationRequest, 
+    GenerationsResponse, 
+    PromptResponse, 
+    PromptRequest, 
+    GenerationGroupResponse,
+    FinancialReport,
+    ExternalGenerationRequest
+)
 from api.service.generation_service import GenerationService
-from models.Generation import Generation
+from repos.dao import DAO
-
+from utils.external_auth import verify_signature
-from starlette import status
-
-import logging
 
 logger = logging.getLogger(__name__)
 
-from api.endpoints.auth import get_current_user
-
 router = APIRouter(prefix='/api/generations', tags=["Generation"])
 
 
@@ -68,6 +75,47 @@ 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.get("/usage", response_model=FinancialReport)
+async def get_usage_report(
+    breakdown: Optional[str] = None, # "user" or "project"
+    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)
+) -> FinancialReport:
+    """
+    Returns usage statistics (runs, tokens, cost) for the current user or project.
+    If project_id is provided, returns stats for that project.
+    Otherwise, returns stats for the current user.
+    """
+    user_id_filter = str(current_user["_id"])
+    breakdown_by = None
+    
+    if project_id:
+        # Permission check
+        project = await dao.projects.get_project(project_id)
+        if not project or str(current_user["_id"]) not in project.members:
+             raise HTTPException(status_code=403, detail="Project access denied")
+        user_id_filter = None # If we are in project, we see stats for the WHOLE project by default
+        if breakdown == "user":
+            breakdown_by = "created_by"
+        elif breakdown == "project":
+            breakdown_by = "project_id"
+    else:
+        # Default: Stats for current user
+        if breakdown == "project":
+            breakdown_by = "project_id"
+        elif breakdown == "user":
+            # This would breakdown personal usage by user (yourself), but could be useful if it included collaborators? 
+            # No, if project_id is None, it's personal.
+            breakdown_by = "created_by"
+
+    return await generation_service.get_financial_report(
+        user_id=user_id_filter, 
+        project_id=project_id, 
+        breakdown_by=breakdown_by
+    )
+
 @router.post("/_run", response_model=GenerationGroupResponse)
 async def post_generation(generation: GenerationRequest, request: Request,
                           generation_service: GenerationService = Depends(get_generation_service),
@@ -120,6 +168,14 @@ async def get_generation(generation_id: str,
     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"]):
+        # Check project membership
+        is_member = False
+        if gen.project_id:
+            project = await generation_service.dao.projects.get_project(gen.project_id)
+            if project and str(current_user["_id"]) in project.members:
+                is_member = True
+        
+        if not is_member:
             raise HTTPException(status_code=403, detail="Access denied")
     return gen
 
@@ -136,17 +192,13 @@ async def import_external_generation(
     Import a generation from an external source.
     Requires server-to-server authentication via HMAC signature.
     """
-    import os
-    from utils.external_auth import verify_signature
-    from api.models.ExternalGenerationDTO import ExternalGenerationRequest
 
     logger.info("import_external_generation called")
-    
     # Get raw request body for signature verification
     body = await request.body()
     
     # Verify signature
-    secret = os.getenv("EXTERNAL_API_SECRET")
+    secret = settings.EXTERNAL_API_SECRET
     if not secret:
         logger.error("EXTERNAL_API_SECRET not configured")
         raise HTTPException(status_code=500, detail="Server configuration error")
@@ -156,7 +208,6 @@ async def import_external_generation(
         raise HTTPException(status_code=401, detail="Invalid signature")
     
     # Parse request body
-    import json
     try:
         data = json.loads(body.decode('utf-8'))
         external_gen = ExternalGenerationRequest(**data)

api/endpoints/idea_router.py

@@ -5,7 +5,8 @@ from api.endpoints.auth import get_current_user
 from api.service.idea_service import IdeaService
 from api.service.generation_service import GenerationService
 from models.Idea import Idea
-from api.models.GenerationRequest import GenerationResponse, GenerationsResponse
+from api.models import GenerationResponse, GenerationsResponse
+from api.models import IdeaRequest, PostRequest  # Adjusting for general model usage
 from api.models.IdeaRequest import IdeaCreateRequest, IdeaUpdateRequest, IdeaResponse
 
 router = APIRouter(prefix="/api/ideas", tags=["ideas"])

api/endpoints/post_router.py

@@ -5,7 +5,7 @@ from fastapi import APIRouter, Depends, HTTPException
 from api.dependency import get_post_service, get_project_id
 from api.endpoints.auth import get_current_user
 from api.service.post_service import PostService
-from api.models.PostRequest import PostCreateRequest, PostUpdateRequest, AddGenerationsRequest
+from api.models import PostRequest, PostCreateRequest, PostUpdateRequest, AddGenerationsRequest
 from models.Post import Post
 
 router = APIRouter(prefix="/api/posts", tags=["posts"])

api/endpoints/project_router.py

@@ -1,4 +1,6 @@
 from typing import List, Optional
+
+from bson import ObjectId
 from fastapi import APIRouter, Depends, HTTPException, status
 from pydantic import BaseModel
 from api.dependency import get_dao
@@ -12,14 +14,46 @@ class ProjectCreate(BaseModel):
     name: str
     description: Optional[str] = None
 
+class ProjectMemberResponse(BaseModel):
+    id: str
+    username: str
+
 class ProjectResponse(BaseModel):
     id: str
     name: str
     description: Optional[str] = None
     owner_id: str
-    members: List[str]
+    members: List[ProjectMemberResponse]
     is_owner: bool = False
 
+async def _get_project_response(project: Project, current_user_id: str, dao: DAO) -> ProjectResponse:
+    member_responses = []
+    for member_id in project.members:
+        # We need a way to get user by ID. Let's check UsersRepo for get_user by ObjectId or string.
+        # Currently UsersRepo has get_user(user_id: int) for Telegram IDs. 
+        # But for Web users we might need to search by _id.
+        # Let's try to get user info. 
+        # Since project.members contains strings (ObjectIds as strings), we search by _id.
+        user_doc = await dao.users.collection.find_one({"_id": ObjectId(member_id)})
+        if not user_doc and member_id.isdigit():
+             # Fallback for telegram IDs if they are stored as strings of digits
+             user_doc = await dao.users.get_user(int(member_id))
+             
+        username = "unknown"
+        if user_doc:
+            username = user_doc.get("username", "unknown")
+        
+        member_responses.append(ProjectMemberResponse(id=member_id, username=username))
+        
+    return ProjectResponse(
+        id=project.id,
+        name=project.name,
+        description=project.description,
+        owner_id=project.owner_id,
+        members=member_responses,
+        is_owner=(project.owner_id == current_user_id)
+    )
+
 @router.post("", response_model=ProjectResponse)
 async def create_project(
     project_data: ProjectCreate,
@@ -34,27 +68,15 @@ async def create_project(
         members=[user_id] 
     )
     project_id = await dao.projects.create_project(new_project)
+    new_project.id = project_id
     
     # Add project to user's project list
-    # Assuming user_repo has a method to add project or we do it directly?
-    # UserRepo doesn't have add_project method yet. 
-    # But since UserRepo is just a wrapper around collection, lets add it here or update UserRepo later?
-    # Better to update UserRepo. For now, let's just return success. 
-    # But user needs to see it in list.
-    # Update user in DB
     await dao.users.collection.update_one(
         {"_id": current_user["_id"]},
         {"$addToSet": {"project_ids": project_id}}
     )
 
-    return ProjectResponse(
+    return await _get_project_response(new_project, user_id, dao)
-        id=project_id,
-        name=new_project.name,
-        description=new_project.description,
-        owner_id=new_project.owner_id,
-        members=new_project.members,
-        is_owner=True
-    )
 
 @router.get("", response_model=List[ProjectResponse])
 async def get_my_projects(
@@ -66,14 +88,7 @@ async def get_my_projects(
     
     responses = []
     for p in projects:
-        responses.append(ProjectResponse(
+        responses.append(await _get_project_response(p, user_id, dao))
-            id=p.id,
-            name=p.name,
-            description=p.description,
-            owner_id=p.owner_id,
-            members=p.members,
-            is_owner=(p.owner_id == user_id)
-        ))
     return responses
 
 class MemberAdd(BaseModel):

api/models/FinancialUsageDTO.py

@@ -0,0 +1,18 @@
+from pydantic import BaseModel
+from typing import List, Optional
+
+class UsageStats(BaseModel):
+    total_runs: int
+    total_tokens: int
+    total_input_tokens: int
+    total_output_tokens: int
+    total_cost: float
+
+class UsageByEntity(BaseModel):
+    entity_id: Optional[str] = None
+    stats: UsageStats
+
+class FinancialReport(BaseModel):
+    summary: UsageStats
+    by_user: Optional[List[UsageByEntity]] = None
+    by_project: Optional[List[UsageByEntity]] = None

api/models/__init__.py

@@ -0,0 +1,7 @@
+from .AssetDTO import AssetResponse, AssetsResponse
+from .CharacterDTO import CharacterCreateRequest, CharacterUpdateRequest
+from .ExternalGenerationDTO import ExternalGenerationRequest
+from .FinancialUsageDTO import FinancialReport, UsageStats, UsageByEntity
+from .GenerationRequest import GenerationRequest, GenerationResponse, GenerationsResponse, GenerationGroupResponse, PromptRequest, PromptResponse
+from .IdeaRequest import IdeaCreateRequest, IdeaUpdateRequest, IdeaResponse
+from .PostRequest import PostCreateRequest, PostUpdateRequest, AddGenerationsRequest

api/service/generation_service.py

@@ -1,24 +1,25 @@
 import asyncio
+import base64
 import logging
 import random
-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
 
+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, GenerationGroupResponse
+from adapters.s3_adapter import S3Adapter
+from api.models import FinancialReport, UsageStats, UsageByEntity
+from api.models 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
-from models.enums import AspectRatios, Quality, GenType
+from models.enums import AspectRatios, Quality
 from repos.dao import DAO
-from adapters.s3_adapter import S3Adapter
 
 logger = logging.getLogger(__name__)
 
@@ -377,7 +378,6 @@ class GenerationService:
         Returns:
             Created Generation object
         """
-        from api.models.ExternalGenerationDTO import ExternalGenerationRequest
 
         # Validate image source
         external_gen.validate_image_source()
@@ -507,3 +507,28 @@ class GenerationService:
             
         except Exception as e:
             logger.error(f"Error during old data cleanup: {e}")
+
+    async def get_financial_report(self, user_id: Optional[str] = None, project_id: Optional[str] = None, breakdown_by: Optional[str] = None) -> FinancialReport:
+        """
+        Generates a financial usage report for a specific user or project.
+        'breakdown_by' can be 'created_by' or 'project_id'.
+        """
+        summary_data = await self.dao.generations.get_usage_stats(created_by=user_id, project_id=project_id)
+        summary = UsageStats(**summary_data)
+        
+        by_user = None
+        by_project = None
+        
+        if breakdown_by == "created_by":
+            res = await self.dao.generations.get_usage_breakdown(group_by="created_by", project_id=project_id, created_by=user_id)
+            by_user = [UsageByEntity(**item) for item in res]
+            
+        if breakdown_by == "project_id":
+             res = await self.dao.generations.get_usage_breakdown(group_by="project_id", project_id=project_id, created_by=user_id)
+             by_project = [UsageByEntity(**item) for item in res]
+             
+        return FinancialReport(
+            summary=summary,
+            by_user=by_user,
+            by_project=by_project
+        )

config.py

@@ -0,0 +1,39 @@
+import os
+from typing import Optional
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+
+class Settings(BaseSettings):
+    # Telegram Bot
+    BOT_TOKEN: str
+    ADMIN_ID: int = 0
+
+    # AI Service
+    GEMINI_API_KEY: str
+
+    # Database
+    MONGO_HOST: str = "mongodb://localhost:27017"
+    DB_NAME: str = "my_bot_db"
+
+    # S3 Storage (Minio)
+    MINIO_ENDPOINT: str = "http://localhost:9000"
+    MINIO_ACCESS_KEY: str = "minioadmin"
+    MINIO_SECRET_KEY: str = "minioadmin"
+    MINIO_BUCKET: str = "ai-char"
+
+    # External API
+    EXTERNAL_API_SECRET: Optional[str] = None
+
+    # JWT Security
+    SECRET_KEY: str = "CHANGE_ME_TO_A_SUPER_SECRET_KEY"
+    ALGORITHM: str = "HS256"
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 30 * 24 * 60  # 30 days
+
+    model_config = SettingsConfigDict(
+        env_file=os.getenv("ENV_FILE", ".env"),
+        env_file_encoding="utf-8",
+        extra="ignore"
+    )
+
+
+settings = Settings()

middlewares/album.py

@@ -27,19 +27,19 @@ class AlbumMiddleware(BaseMiddleware):
                 # Ждем сбора остальных частей
                 await asyncio.sleep(self.latency)
 
-                # Проверяем, что ключ все еще существует (на всякий случай)
+                # Проверяем, что ключ все еще существует
                 if group_id in self.album_data:
                     # Передаем собранный альбом в хендлер
                     # Сортируем по message_id, чтобы порядок был верным
-                    self.album_data[group_id].sort(key=lambda x: x.message_id)
+                    current_album = self.album_data[group_id]
-                    data["album"] = self.album_data[group_id]
+                    current_album.sort(key=lambda x: x.message_id)
+                    data["album"] = current_album
                     return await handler(event, data)
 
             finally:
-                # ЧИСТКА: Удаляем всегда, если это "головной" поток, который создал запись
+                # ЧИСТКА: Удаляем запись после обработки или таймаута
-                # Проверяем, что мы удаляем именно то, что создали, и ключ существует
+                # Используем pop() с дефолтом, чтобы избежать KeyError
-                if group_id in self.album_data and self.album_data[group_id][0] == event:
+                self.album_data.pop(group_id, None)
-                    del self.album_data[group_id]
 
         else:
             # Если группа уже собирается - просто добавляем и выходим

models/Asset.py

@@ -63,6 +63,7 @@ class Asset(BaseModel):
 
     # --- CALCULATED FIELD ---
     @computed_field
+    @property
     def url(self) -> str:
         """
         Это поле автоматически вычислится и попадет в model_dump() / .json()

models/Character.py

@@ -9,7 +9,6 @@ class Character(BaseModel):
     name: str
     avatar_asset_id: Optional[str] = None
     avatar_image: Optional[str] = None
-    character_image_data: Optional[bytes] = None
     character_image_doc_tg_id: Optional[str] = None
     character_image_tg_id: Optional[str] = None
     character_bio: Optional[str] = None

repos/assets_repo.py

@@ -175,6 +175,8 @@ class AssetsRepo:
             filter["linked_char_id"] = character_id
         if created_by:
             filter["created_by"] = created_by
+            if project_id is None:
+                filter["project_id"] = None
         if project_id:
             filter["project_id"] = project_id
         return await self.collection.count_documents(filter)

repos/char_repo.py

@@ -15,26 +15,24 @@ class CharacterRepo:
         character.id = str(op.inserted_id)
         return character
 
-    async def get_character(self, character_id: str, with_image_data: bool = False) -> Character | None:
+    async def get_character(self, character_id: str) -> Character | None:
-        args = {}
+        res = await self.collection.find_one({"_id": ObjectId(character_id)})
-        if not with_image_data:
-            args["character_image_data"] = 0
-        res = await self.collection.find_one({"_id": ObjectId(character_id)}, args)
         if res is None:
             return None
         else:
             res["id"] = str(res.pop("_id"))
             return Character(**res)
 
-    async def get_all_characters(self, created_by: Optional[str] = None, project_id: Optional[str] = None) -> List[Character]:
+    async def get_all_characters(self, created_by: Optional[str] = None, project_id: Optional[str] = None, limit: int = 100, offset: int = 0) -> List[Character]:
         filter = {}
         if created_by:
             filter["created_by"] = created_by
+            if project_id is None:
+                filter["project_id"] = None
         if project_id:
             filter["project_id"] = project_id
             
-        args = {"character_image_data": 0}  # don't return image data for list
+        res = await self.collection.find(filter).skip(offset).limit(limit).to_list(None)
-        res = await self.collection.find(filter, args).to_list(None)
         chars = []
         for doc in res:
             doc["id"] = str(doc.pop("_id"))

repos/generation_repo.py

@@ -65,6 +65,8 @@ class GenerationRepo:
             args["status"] = status
         if created_by is not None:
             args["created_by"] = created_by
+            if project_id is None:
+                args["project_id"] = None
         if project_id is not None:
             args["project_id"] = project_id
         if idea_id is not None:
@@ -92,6 +94,121 @@ 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_usage_stats(self, created_by: Optional[str] = None, project_id: Optional[str] = None) -> dict:
+        """
+        Calculates usage statistics (runs, tokens, cost) using MongoDB aggregation.
+        """
+        pipeline = []
+        
+        # 1. Match active done generations
+        match_stage = {"is_deleted": False, "status": GenerationStatus.DONE}
+        if created_by:
+            match_stage["created_by"] = created_by
+        if project_id:
+            match_stage["project_id"] = project_id
+            
+        pipeline.append({"$match": match_stage})
+        
+        # 2. Group by null (total)
+        pipeline.append({
+            "$group": {
+                "_id": None,
+                "total_runs": {"$sum": 1},
+                "total_tokens": {
+                    "$sum": {
+                        "$cond": [
+                            {"$and": [{"$gt": ["$input_token_usage", 0]}, {"$gt": ["$output_token_usage", 0]}]},
+                            {"$add": ["$input_token_usage", "$output_token_usage"]},
+                            {"$ifNull": ["$token_usage", 0]}
+                        ]
+                    }
+                },
+                "total_input_tokens": {"$sum": {"$ifNull": ["$input_token_usage", 0]}},
+                "total_output_tokens": {"$sum": {"$ifNull": ["$output_token_usage", 0]}},
+                "total_cost": {
+                    "$sum": {
+                        "$add": [
+                            {"$multiply": [{"$ifNull": ["$input_token_usage", 0]}, 0.000002]},
+                            {"$multiply": [{"$ifNull": ["$output_token_usage", 0]}, 0.00012]}
+                        ]
+                    }
+                }
+            }
+        })
+        
+        cursor = self.collection.aggregate(pipeline)
+        res = await cursor.to_list(1)
+        
+        if not res:
+            return {
+                "total_runs": 0,
+                "total_tokens": 0,
+                "total_input_tokens": 0,
+                "total_output_tokens": 0,
+                "total_cost": 0.0
+            }
+            
+        result = res[0]
+        result.pop("_id")
+        result["total_cost"] = round(result["total_cost"], 4)
+        return result
+
+    async def get_usage_breakdown(self, group_by: str = "created_by", project_id: Optional[str] = None, created_by: Optional[str] = None) -> List[dict]:
+        """
+        Returns usage statistics grouped by user or project.
+        """
+        pipeline = []
+        
+        match_stage = {"is_deleted": False, "status": GenerationStatus.DONE}
+        if project_id:
+            match_stage["project_id"] = project_id
+        if created_by:
+            match_stage["created_by"] = created_by
+            
+        pipeline.append({"$match": match_stage})
+        
+        pipeline.append({
+            "$group": {
+                "_id": f"${group_by}",
+                "total_runs": {"$sum": 1},
+                "total_tokens": {
+                    "$sum": {
+                        "$cond": [
+                            {"$and": [{"$gt": ["$input_token_usage", 0]}, {"$gt": ["$output_token_usage", 0]}]},
+                            {"$add": ["$input_token_usage", "$output_token_usage"]},
+                            {"$ifNull": ["$token_usage", 0]}
+                        ]
+                    }
+                },
+                "total_input_tokens": {"$sum": {"$ifNull": ["$input_token_usage", 0]}},
+                "total_output_tokens": {"$sum": {"$ifNull": ["$output_token_usage", 0]}},
+                "total_cost": {
+                    "$sum": {
+                        "$add": [
+                            {"$multiply": [{"$ifNull": ["$input_token_usage", 0]}, 0.000002]},
+                            {"$multiply": [{"$ifNull": ["$output_token_usage", 0]}, 0.00012]}
+                        ]
+                    }
+                }
+            }
+        })
+        
+        pipeline.append({"$sort": {"total_cost": -1}})
+        
+        cursor = self.collection.aggregate(pipeline)
+        res = await cursor.to_list(None)
+        
+        results = []
+        for item in res:
+            entity_id = item.pop("_id")
+            item["total_cost"] = round(item["total_cost"], 4)
+            results.append({
+                "entity_id": str(entity_id) if entity_id else "unknown",
+                "stats": item
+            })
+            
+        return results
+
     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] = []

repos/idea_repo.py

@@ -39,8 +39,17 @@ class IdeaRepo:
                     "from": "generations",
                     "let": {"idea_id": "$str_id"},
                     "pipeline": [
-                        {"$match": {"$expr": {"$eq": ["$idea_id", "$$idea_id"]}}},
+                        {
-                        {"$sort": {"created_at": -1}},  # Ensure we get the latest
+                            "$match": {
+                                "$and": [
+                                    {"$expr": {"$eq": ["$idea_id", "$$idea_id"]}},
+                                    {"status": "done"},
+                                    {"result_list": {"$exists": True, "$not": {"$size": 0}}},
+                                    {"is_deleted": False}
+                                ]
+                            }
+                        },
+                        {"$sort": {"created_at": -1}},  # Ensure we get the latest successful
                         {"$limit": 1}
                     ],
                     "as": "generations"

requirements.txt

@@ -51,3 +51,4 @@ python-jose[cryptography]==3.3.0
 python-multipart==0.0.22
 email-validator
 prometheus-fastapi-instrumentator
+pydantic-settings==2.13.0

routers/char_router.py

@@ -51,57 +51,66 @@ async def new_char_bio(message: Message, state: FSMContext, dao: DAO, bot: Bot):
     wait_msg = await message.answer("💾 Сохраняю персонажа...")
 
     try:
-        # ВОТ ТУТ скачиваем файл (прямо перед сохранением)
+        # 1. Скачиваем файл (один раз)
+        # TODO: Для больших файлов лучше использовать streaming или сохранять во временный файл
         file_io = await bot.download(file_id)
-        # photo_bytes = file_io.getvalue()  # Получаем байты
+        file_bytes = file_io.read()
         
-
+        # 2. Создаем Character (сначала без ассета, чтобы получить ID)
-        # Создаем модель
         char = Character(
             id=None,
             name=name,
-            character_image_data=file_io.read(),
             character_image_tg_id=None,
             character_image_doc_tg_id=file_id,
             character_bio=bio,
             created_by=str(message.from_user.id)
         )
-        file_io.close()
-
-        # Сохраняем через DAO
         
+        # Сохраняем, чтобы получить ID
         await dao.chars.add_character(char)
-        file_info = await bot.get_file(char.character_image_doc_tg_id)
+        
-        file_bytes = await bot.download_file(file_info.file_path)
+        # 3. Создаем Asset (связанный с персонажем)
-        file_io = file_bytes.read()
+        avatar_asset_id = await dao.assets.create_asset(
-        avatar_asset = await dao.assets.create_asset(
+            Asset(
-            Asset(name="avatar.png", type=AssetType.UPLOADED, content_type=AssetContentType.IMAGE, linked_char_id=str(char.id), data=file_io,
+                name="avatar.png", 
-                  tg_doc_file_id=file_id))
+                type=AssetType.UPLOADED, 
-        char.avatar_image = avatar_asset.link
+                content_type=AssetContentType.IMAGE, 
+                linked_char_id=str(char.id), 
+                data=file_bytes,
+                tg_doc_file_id=file_id
+            )
+        )
+        
+        # 4. Обновляем персонажа ссылками на ассет
+        char.avatar_asset_id = avatar_asset_id
+        char.avatar_image = f"/api/assets/{avatar_asset_id}" # Формируем ссылку вручную или используем метод, если появится
+        
         # Отправляем подтверждение
-        # Используем байты для отправки обратно
         photo_msg = await message.answer_photo(
-            photo=BufferedInputFile(file_io,
+            photo=BufferedInputFile(file_bytes, filename="char.jpg"),
-                                    filename="char.jpg") if not char.character_image_tg_id else char.character_image_tg_id,
             caption=(
                 "🎉 <b>Персонаж создан!</b>\n\n"
                 f"👤 <b>Имя:</b> {char.name}\n"
                 f"📝 <b>Био:</b> {char.character_bio}"
             )
         )
-        file_bytes.close()
-        char.character_image_tg_id = photo_msg.photo[0].file_id
         
+        # Сохраняем TG ID фото (которое отправили как фото, а не документ)
+        char.character_image_tg_id = photo_msg.photo[-1].file_id
+
+        # Финальное обновление персонажа
         await dao.chars.update_char(char.id, char)
+        
         await wait_msg.delete()
+        file_io.close()
 
         # Сбрасываем состояние
         await state.clear()
 
     except Exception as e:
-        logging.error(e)
+        logger.error(f"Error creating character: {e}")
+        traceback.print_exc()
         await wait_msg.edit_text(f"❌ Ошибка при сохранении: {e}")
-        # Не сбрасываем стейт, даем возможность попробовать ввести био снова или начать заново
 
 
 @router.message(Command("chars"))

tests/test_character_crud.py

@@ -3,17 +3,17 @@ import pytest
 from fastapi.testclient import TestClient
 from unittest.mock import MagicMock
 from motor.motor_asyncio import AsyncIOMotorClient
-import os
 import asyncio
+from config import settings
 
-from main import app
+from aiws import app
 from api.endpoints.auth import get_current_user
 from api.dependency import get_dao
 from repos.dao import DAO
 from models.Character import Character
 
 # Config for test DB
-MONGO_HOST = os.getenv("MONGO_HOST", "mongodb://admin:super_secure_password@31.59.58.220:27017")
+MONGO_HOST = settings.MONGO_HOST
 DB_NAME = "bot_db_test_chars"
 
 # Mock User

tests/test_external_import.py

@@ -10,13 +10,13 @@ import json
 import requests
 import base64
 import os
-from dotenv import load_dotenv
+from config import settings
 
-load_dotenv()
+# Load env is not needed as settings handles it
 
 # Configuration
 API_URL = "http://localhost:8090/api/generations/import"
-SECRET = os.getenv("EXTERNAL_API_SECRET", "your_super_secret_key_change_this_in_production")
+SECRET = settings.EXTERNAL_API_SECRET or "your_super_secret_key_change_this_in_production"
 
 # Sample generation data
 generation_data = {

tests/test_idea.py

@@ -10,11 +10,10 @@ from repos.dao import DAO
 from models.Idea import Idea
 from models.Generation import Generation, GenerationStatus
 from models.enums import AspectRatios, Quality
+from config import settings
 
-load_dotenv()
+MONGO_HOST = settings.MONGO_HOST
-
+DB_NAME = settings.DB_NAME
-MONGO_HOST = os.getenv("MONGO_HOST", "mongodb://localhost:27017")
-DB_NAME = os.getenv("DB_NAME", "bot_db")
 
 print(f"Connecting to MongoDB: {MONGO_HOST}, DB: {DB_NAME}")
 

tests/test_s3_connection.py

@@ -1,15 +1,14 @@
 import asyncio
 import os
-from dotenv import load_dotenv
+from config import settings
 from adapters.s3_adapter import S3Adapter
 
 async def test_s3():
-    load_dotenv()
     
-    endpoint = os.getenv("MINIO_ENDPOINT", "http://localhost:9000")
+    endpoint = settings.MINIO_ENDPOINT
-    access_key = os.getenv("MINIO_ACCESS_KEY")
+    access_key = settings.MINIO_ACCESS_KEY
-    secret_key = os.getenv("MINIO_SECRET_KEY")
+    secret_key = settings.MINIO_SECRET_KEY
-    bucket = os.getenv("MINIO_BUCKET")
+    bucket = settings.MINIO_BUCKET
     
     print(f"Connecting to {endpoint}, bucket: {bucket}")
     

tests/test_scheduler.py

@@ -4,13 +4,11 @@ from datetime import datetime, timedelta, UTC
 from motor.motor_asyncio import AsyncIOMotorClient
 from models.Generation import Generation, GenerationStatus
 from repos.generation_repo import GenerationRepo
-from dotenv import load_dotenv
+from config import settings
-
-load_dotenv()
 
 # Mock configs if not present in env
-MONGO_HOST = os.getenv("MONGO_HOST", "mongodb://localhost:27017")
+MONGO_HOST = settings.MONGO_HOST
-DB_NAME = os.getenv("DB_NAME", "bot_db")
+DB_NAME = settings.DB_NAME
 
 print(f"Connecting to MongoDB: {MONGO_HOST}, DB: {DB_NAME}")
 

tests/verify_albums_manual.py

@@ -10,10 +10,11 @@ from repos.dao import DAO
 from models.Album import Album
 from models.Generation import Generation, GenerationStatus
 from models.enums import AspectRatios, Quality
+from config import settings
 
 # Mock config
 # Use the same host as aiws.py but different DB
-MONGO_HOST = os.getenv("MONGO_HOST", "mongodb://admin:super_secure_password@31.59.58.220:27017")
+MONGO_HOST = settings.MONGO_HOST
 DB_NAME = "bot_db_test_albums"
 
 async def test_albums():
@@ -83,8 +84,6 @@ async def test_albums():
         client.close()
 
 if __name__ == "__main__":
-    from dotenv import load_dotenv
-    load_dotenv()
     try:
         asyncio.run(test_albums())
     except Exception as e:

tests/verify_minio_integration.py

@@ -1,29 +1,28 @@
 import asyncio
 import os
 from datetime import datetime
-from dotenv import load_dotenv
 from motor.motor_asyncio import AsyncIOMotorClient
 
+from config import settings
 from models.Asset import Asset, AssetType
 from repos.assets_repo import AssetsRepo
 from adapters.s3_adapter import S3Adapter
 
-# Load env to get credentials
+# Load env is not needed as settings handles it
-load_dotenv()
 
 async def test_integration():
     print("🚀 Starting integration test...")
     
     # 1. Setup Dependencies
-    mongo_uri = os.getenv("MONGO_HOST", "mongodb://localhost:27017")
+    mongo_uri = settings.MONGO_HOST
     client = AsyncIOMotorClient(mongo_uri)
-    db_name = os.getenv("DB_NAME", "bot_db_test")
+    db_name = settings.DB_NAME + "_test"
     
     s3_adapter = S3Adapter(
-        endpoint_url=os.getenv("MINIO_ENDPOINT", "http://localhost:9000"),
+        endpoint_url=settings.MINIO_ENDPOINT,
-        aws_access_key_id=os.getenv("MINIO_ACCESS_KEY", "admin"),
+        aws_access_key_id=settings.MINIO_ACCESS_KEY,
-        aws_secret_access_key=os.getenv("MINIO_SECRET_KEY", "SuperSecretPassword123!"),
+        aws_secret_access_key=settings.MINIO_SECRET_KEY,
-        bucket_name=os.getenv("MINIO_BUCKET", "ai-char")
+        bucket_name=settings.MINIO_BUCKET
     )
     
     repo = AssetsRepo(client, s3_adapter, db_name=db_name)

utils/security.py

@@ -3,12 +3,12 @@ from typing import Optional, Union, Any
 
 from jose import jwt
 from passlib.context import CryptContext
+from config import settings
 
-# Настройки безопасности (лучше вынести в config/env, но для старта здесь)
+# Настройки безопасности берутся из config.py
-# SECRET_KEY должен быть сложным и секретным в продакшене!
+SECRET_KEY = settings.SECRET_KEY
-SECRET_KEY = "CHANGE_ME_TO_A_SUPER_SECRET_KEY" 
+ALGORITHM = settings.ALGORITHM
-ALGORITHM = "HS256"
+ACCESS_TOKEN_EXPIRE_MINUTES = settings.ACCESS_TOKEN_EXPIRE_MINUTES
-ACCESS_TOKEN_EXPIRE_MINUTES = 30 * 24 * 60  # 30 дней, например
 
 pwd_context = CryptContext(schemes=["argon2"], deprecated="auto")