feat: db migration to sqlite

backend/apps/web/routers/auths.py

@@ -104,8 +104,8 @@ async def signup(form_data: SignupForm):
                     "profile_image_url": user.profile_image_url,
                 }
             else:
-                raise HTTPException(500, detail=ERROR_MESSAGES.DEFAULT(err))
+                raise HTTPException(500, detail=ERROR_MESSAGES.DEFAULT())
         except Exception as err:
             raise HTTPException(500, detail=ERROR_MESSAGES.DEFAULT(err))
     else:
-        raise HTTPException(400, detail=ERROR_MESSAGES.DEFAULT())
+        raise HTTPException(400, detail=ERROR_MESSAGES.EMAIL_TAKEN)

backend/apps/web/routers/chats.py

@@ -0,0 +1,100 @@
+from fastapi import Response
+from fastapi import Depends, FastAPI, HTTPException, status
+from datetime import datetime, timedelta
+from typing import List, Union, Optional
+
+from fastapi import APIRouter
+from pydantic import BaseModel
+
+from apps.web.models.users import Users
+from apps.web.models.chats import (
+    ChatModel,
+    ChatForm,
+    ChatUpdateForm,
+    ChatTitleIdResponse,
+    Chats,
+)
+
+from utils.utils import (
+    bearer_scheme,
+)
+from constants import ERROR_MESSAGES
+
+router = APIRouter()
+
+############################
+# GetChats
+############################
+
+
+@router.get("/", response_model=List[ChatTitleIdResponse])
+async def get_user_chats(skip: int = 0, limit: int = 50, cred=Depends(bearer_scheme)):
+    token = cred.credentials
+    user = Users.get_user_by_token(token)
+
+    if user:
+        return Chats.get_chat_titles_and_ids_by_user_id(user.id, skip, limit)
+    else:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail=ERROR_MESSAGES.INVALID_TOKEN,
+        )
+
+
+############################
+# CreateNewChat
+############################
+
+
+@router.post("/new", response_model=Optional[ChatModel])
+async def create_new_chat(form_data: ChatForm, cred=Depends(bearer_scheme)):
+    token = cred.credentials
+    user = Users.get_user_by_token(token)
+
+    if user:
+        return Chats.insert_new_chat(user.id, form_data)
+    else:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail=ERROR_MESSAGES.INVALID_TOKEN,
+        )
+
+
+############################
+# GetChatById
+############################
+
+
+@router.get("/{id}", response_model=Optional[ChatModel])
+async def get_chat_by_id(id: str, cred=Depends(bearer_scheme)):
+    token = cred.credentials
+    user = Users.get_user_by_token(token)
+
+    if user:
+        return Chats.get_chat_by_id_and_user_id(id, user.id)
+    else:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail=ERROR_MESSAGES.INVALID_TOKEN,
+        )
+
+
+############################
+# UpdateChatById
+############################
+
+
+@router.post("/{id}", response_model=Optional[ChatModel])
+async def update_chat_by_id(
+    id: str, form_data: ChatUpdateForm, cred=Depends(bearer_scheme)
+):
+    token = cred.credentials
+    user = Users.get_user_by_token(token)
+
+    if user:
+        return Chats.update_chat_by_id_and_user_id(id, user.id, form_data.chat)
+    else:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail=ERROR_MESSAGES.INVALID_TOKEN,
+        )