new database system

auth/models.py

@@ -1,21 +1,22 @@
 from enum import Enum
 import random
 import smtplib
-from backend.config import SECRET_KEY, ALGORITHM, ACCESS_TOKEN_EXPIRE_MINUTES ,pwd_context, get_session_db, Base
+from backend.config import SECRET_KEY, ALGORITHM, ACCESS_TOKEN_EXPIRE_MINUTES ,pwd_context, get_session_db, Base, user_collection
 from datetime import datetime, timedelta, timezone
 from pydantic import BaseModel
 from fastapi import Depends, HTTPException
 from typing import Annotated
 from fastapi.security import OAuth2PasswordBearer
 from pydantic.networks import EmailStr
-from sqlalchemy import Integer, DateTime
+from sqlalchemy import Integer, DateTime, ForeignKey
 from sqlalchemy.orm import Session, relationship, mapped_column, Mapped
 from sqlalchemy.dialects.postgresql import ARRAY
 from email.message import EmailMessage
 from typing import TYPE_CHECKING
 
+
 if TYPE_CHECKING:
-    from ..items.models import Items
+    from ..collectionObj.models import CollectionsDB #iç içe import döngüsünü önlemek için TYPE_CHECKING kullanıyoruz
 
 
 import jwt
@@ -66,6 +67,7 @@ class DBUser(Base):
     __tablename__ = "users_table"
 
     user_id: Mapped[int] = mapped_column(primary_key=True, index=True, autoincrement=True)
+    #collection_id : Mapped[list[int]] = mapped_column(Integer, ForeignKey("collections_table.collection_id"), nullable=True) # collection_id ile ilişki
     username : Mapped[str] = mapped_column(unique=True, index=True, nullable=False)
     email : Mapped[str] = mapped_column(unique=True, index=True, nullable=False)
     hashed_password : Mapped[str] = mapped_column(nullable=False)
@@ -75,8 +77,13 @@ class DBUser(Base):
     bio : Mapped[str] = mapped_column(default="No bio")
     follow_users : Mapped[list[int]] = mapped_column(ARRAY(Integer), default=[]) # takip edilen kullanıcılar
     # -> buralar diğer tablolar ile olan ilişkiler
-    items : Mapped[list['Items']] = relationship("Items", back_populates="user", cascade="all, delete-orphan")
-    collections : Mapped[int] = mapped_column(default=0) # hat vermesin diye eklendi collections aktif değil
+    #items : Mapped[list['Items']] = relationship("Items", back_populates="user", cascade="all, delete-orphan") items'e direk değil collection üzerinden erişiyoruz
+    collections : Mapped[list['CollectionsDB']] = relationship(
+        "CollectionsDB", 
+        secondary=user_collection,
+        back_populates="users", 
+        lazy='select'
+    ) # collection'lar ile olan ilişki