benya
e1d0375392
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- add reply_to/forwarded_from message fields and chat pinned_message field - add forward and pin APIs plus reply support in message create - wire web actions: Reply, Fwd, Pin and reply composer state - fix spam policy bug: allow repeated identical messages, keep rate limiting
52 lines
2.1 KiB
Python
52 lines
2.1 KiB
Python
from datetime import datetime
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from enum import Enum
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from typing import TYPE_CHECKING
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from sqlalchemy import DateTime, Enum as SAEnum, ForeignKey, String, UniqueConstraint, func
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.database.base import Base
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if TYPE_CHECKING:
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from app.messages.models import Message
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from app.users.models import User
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class ChatType(str, Enum):
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PRIVATE = "private"
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GROUP = "group"
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CHANNEL = "channel"
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class ChatMemberRole(str, Enum):
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OWNER = "owner"
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ADMIN = "admin"
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MEMBER = "member"
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class Chat(Base):
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__tablename__ = "chats"
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id: Mapped[int] = mapped_column(primary_key=True, index=True)
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type: Mapped[ChatType] = mapped_column(SAEnum(ChatType), nullable=False, index=True)
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title: Mapped[str | None] = mapped_column(String(255), nullable=True)
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pinned_message_id: Mapped[int | None] = mapped_column(ForeignKey("messages.id", ondelete="SET NULL"), nullable=True, index=True)
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now(), nullable=False)
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members: Mapped[list["ChatMember"]] = relationship(back_populates="chat", cascade="all, delete-orphan")
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messages: Mapped[list["Message"]] = relationship(back_populates="chat", cascade="all, delete-orphan")
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class ChatMember(Base):
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__tablename__ = "chat_members"
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__table_args__ = (UniqueConstraint("chat_id", "user_id", name="uq_chat_members_chat_id_user_id"),)
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id: Mapped[int] = mapped_column(primary_key=True, index=True)
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chat_id: Mapped[int] = mapped_column(ForeignKey("chats.id", ondelete="CASCADE"), nullable=False, index=True)
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user_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"), nullable=False, index=True)
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role: Mapped[ChatMemberRole] = mapped_column(SAEnum(ChatMemberRole), nullable=False, default=ChatMemberRole.MEMBER)
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joined_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now(), nullable=False)
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chat: Mapped["Chat"] = relationship(back_populates="members")
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user: Mapped["User"] = relationship(back_populates="memberships")
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