1.9

backend/app/models/conversation.py

@@ -2,7 +2,7 @@
 
 from datetime import datetime, timezone
 
-from sqlalchemy import String, DateTime, ForeignKey, Text
+from sqlalchemy import String, DateTime, ForeignKey, Text, Boolean
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
 from app.database import Base
@@ -17,6 +17,7 @@ class Conversation(Base):
     avatar_url: Mapped[str | None] = mapped_column(String(500), nullable=True)  # 群头像
     description: Mapped[str | None] = mapped_column(String(500), nullable=True)  # 群描述
     creator_id: Mapped[str | None] = mapped_column(String(36), ForeignKey("users.id", ondelete="SET NULL"), nullable=True)
+    mute_all: Mapped[bool] = mapped_column(Boolean, default=False)  # 全员禁言（仅成员不能发，管理员可以）
     last_message_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
     last_message_preview: Mapped[str | None] = mapped_column(String(200), nullable=True)
     created_at: Mapped[datetime] = mapped_column(DateTime, default=lambda: datetime.utcnow())