45 lines
2.1 KiB
Python
45 lines
2.1 KiB
Python
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"""Conversation model."""
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from datetime import datetime
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from typing import Optional
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from sqlalchemy.orm import Mapped, mapped_column
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from sqlalchemy import String, Integer, Text, Boolean, DateTime
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from ..db.base import BaseModel
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class Conversation(BaseModel):
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"""Conversation model."""
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__tablename__ = "conversations"
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title: Mapped[str] = mapped_column(String(200), nullable=False)
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user_id: Mapped[int] = mapped_column(Integer, nullable=False) # Removed ForeignKey("users.id")
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knowledge_base_id: Mapped[Optional[int]] = mapped_column(Integer, nullable=True) # Removed ForeignKey("knowledge_bases.id")
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system_prompt: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
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model_name: Mapped[str] = mapped_column(String(100), nullable=False, default="gpt-3.5-turbo")
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temperature: Mapped[str] = mapped_column(String(10), nullable=False, default="0.7")
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max_tokens: Mapped[int] = mapped_column(Integer, nullable=False, default=2048)
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is_archived: Mapped[bool] = mapped_column(Boolean, default=False, nullable=False)
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message_count: Mapped[int] = mapped_column(Integer, default=0, nullable=False)
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last_message_at: Mapped[Optional[datetime]] = mapped_column(nullable=True)
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# Relationships removed to eliminate foreign key constraints
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def to_dict(self) -> dict:
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"""Convert conversation to a dictionary."""
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return {
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"id": self.id,
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"title": self.title,
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"user_id": self.user_id,
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"knowledge_base_id": self.knowledge_base_id,
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"system_prompt": self.system_prompt,
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"model_name": self.model_name,
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"temperature": self.temperature,
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"max_tokens": self.max_tokens,
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"is_archived": self.is_archived,
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"message_count": self.message_count,
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"last_message_at": self.last_message_at,
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}
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def __repr__(self):
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return f"<Conversation(id={self.id}, title='{self.title}', user_id={self.user_id}, system_prompt={self.system_prompt}, model_name='{self.model_name}', temperature='{self.temperature}', message_count={self.message_count})>"
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