feat: Freelancer Match — AI-матчинг, escrow, milestones, portfolio, skill-tests, verification

backend/app/models/message.py

@@ -0,0 +1,21 @@
+"""Модель сообщений чата."""
+
+import uuid
+from datetime import datetime, timezone
+
+from sqlalchemy import Column, DateTime, ForeignKey, Text, func
+from sqlalchemy.dialects.postgresql import UUID as PG_UUID
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.core.database import Base
+
+
+class Message(Base):
+    __tablename__ = "messages"
+
+    id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    work_session_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("work_sessions.id"), nullable=False)
+    sender_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
+    content: Mapped[str] = mapped_column(Text, nullable=False)
+    attachments: Mapped[list | None] = mapped_column("attachments", postgresql.JSONB, default=list)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())