feat(db): all domain models, initial Alembic migration (32 tables), seed script (8 districts, 89 regions, roles)

backend/app/models/user.py

@@ -0,0 +1,108 @@
+"""Модели пользователей, ролей и доступа."""
+from datetime import date, datetime
+
+from sqlalchemy import (
+    Boolean,
+    Date,
+    DateTime,
+    ForeignKey,
+    String,
+    UniqueConstraint,
+    func,
+)
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.db.session import Base
+from app.models.enums import LoginTokenStatus, MemberType, MessengerType, RoleCode, UserStatus
+from app.models.types import enum_col
+
+
+class User(Base):
+    __tablename__ = "users"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    full_name: Mapped[str | None] = mapped_column(String(200))
+    messenger_type: Mapped[MessengerType] = mapped_column(enum_col(MessengerType))
+    messenger_id: Mapped[str] = mapped_column(String(64))
+    phone: Mapped[str | None] = mapped_column(String(32))
+    status: Mapped[UserStatus] = mapped_column(
+        enum_col(UserStatus), default=UserStatus.ACTIVE
+    )
+    member_type: Mapped[MemberType | None] = mapped_column(enum_col(MemberType))
+    joined_at: Mapped[date | None] = mapped_column(Date)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
+    )
+
+    __table_args__ = (UniqueConstraint("messenger_type", "messenger_id", name="uq_user_messenger"),)
+
+    regions: Mapped[list["UserRegion"]] = relationship(back_populates="user")
+    roles: Mapped[list["UserRole"]] = relationship(
+        back_populates="user", foreign_keys="UserRole.user_id"
+    )
+
+
+class UserRegion(Base):
+    __tablename__ = "user_regions"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    user_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"))
+    region_id: Mapped[int] = mapped_column(ForeignKey("regions.id", ondelete="CASCADE"))
+    is_primary: Mapped[bool] = mapped_column(Boolean, default=False)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+
+    __table_args__ = (UniqueConstraint("user_id", "region_id", name="uq_user_region"),)
+
+    user: Mapped[User] = relationship(back_populates="regions")
+
+
+class Role(Base):
+    __tablename__ = "roles"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    code: Mapped[RoleCode] = mapped_column(enum_col(RoleCode), unique=True)
+    name: Mapped[str] = mapped_column(String(100))
+
+
+class UserRole(Base):
+    __tablename__ = "user_roles"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    user_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"))
+    role_id: Mapped[int] = mapped_column(ForeignKey("roles.id"))
+    region_id: Mapped[int | None] = mapped_column(ForeignKey("regions.id"))
+    granted_by: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
+    granted_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+
+    __table_args__ = (UniqueConstraint("user_id", "role_id", "region_id", name="uq_user_role"),)
+
+    user: Mapped[User] = relationship(back_populates="roles", foreign_keys=[user_id])
+
+
+class LoginToken(Base):
+    __tablename__ = "login_tokens"
+
+    id: Mapped[str] = mapped_column(String(36), primary_key=True)
+    token: Mapped[str] = mapped_column(String(128), unique=True)
+    user_id: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
+    region_id: Mapped[int | None] = mapped_column(ForeignKey("regions.id"))
+    issued_by: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
+    status: Mapped[LoginTokenStatus] = mapped_column(
+        enum_col(LoginTokenStatus), default=LoginTokenStatus.ACTIVE
+    )
+    expires_at: Mapped[datetime] = mapped_column(DateTime(timezone=True))
+    used_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+
+
+class Session(Base):
+    __tablename__ = "sessions"
+
+    id: Mapped[str] = mapped_column(String(36), primary_key=True)
+    user_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"))
+    token_hash: Mapped[str] = mapped_column(String(128), unique=True)
+    messenger_type: Mapped[MessengerType] = mapped_column(enum_col(MessengerType))
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+    expires_at: Mapped[datetime] = mapped_column(DateTime(timezone=True))
+    revoked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))