66 lines
1.7 KiB
Python
66 lines
1.7 KiB
Python
"""
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聊天对话文件模型
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"""
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from datetime import datetime
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from typing import Optional
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from pydantic import BaseModel, Field
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class ChatThreadFile(BaseModel):
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"""聊天对话文件模型"""
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id: Optional[int] = None
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thread_id: str = Field(..., max_length=255)
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user_id: int
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file_name: str = Field(..., max_length=255)
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file_path: str = Field(..., max_length=500)
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file_size: int = 0
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file_type: str = Field(default="pdf", max_length=50)
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status: str = Field(default="processing", max_length=20)
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chunk_count: int = 0
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created_at: Optional[datetime] = None
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updated_at: Optional[datetime] = None
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is_deleted: bool = False
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deleted_at: Optional[datetime] = None
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class Config:
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from_attributes = True
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class ChatThreadChunk(BaseModel):
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"""聊天对话文档块模型"""
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id: Optional[int] = None
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file_id: int
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thread_id: str = Field(..., max_length=255)
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chunk_index: int
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content: str
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metadata: Optional[dict] = None
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vector_id: Optional[str] = None
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created_at: Optional[datetime] = None
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class Config:
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from_attributes = True
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class ChatThreadFileUploadResponse(BaseModel):
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"""聊天文件上传响应模型"""
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id: int
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file_name: str
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file_size: int
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status: str
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chunk_count: int
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created_at: datetime
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file_url: Optional[str] = Field(None, description="文件访问 URL（OSS 或本地路径）")
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class Config:
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from_attributes = True
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class ChatThreadFileListResponse(BaseModel):
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"""聊天文件列表响应模型"""
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total: int = Field(..., description="总数量")
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items: list[ChatThreadFileUploadResponse] = Field(..., description="文件列表")
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class Config:
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from_attributes = True
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