from pydantic import BaseModel
from typing import Optional, List, Dict


class ChatRequest(BaseModel):
    message: str
    thread_id: str = "default"
    username: str = "default"
    backend_url: str = ""
    token: str = ""
    include_thoughts: bool = False
    include_tool_calls: bool = False


class MessageModel(BaseModel):
    type: str
    content: str
    tool_calls: Optional[List[Dict]] = None
    tool_call_id: Optional[str] = None
    name: Optional[str] = None


class ChatResponse(BaseModel):
    final_answer: str
    all_ai_messages: List[MessageModel]
    all_messages: List[MessageModel]
    tool_calls: List[Dict]
    thread_id: str
    user_identifier: str
    backend_config: Dict
    success: bool
    error: Optional[str] = None


class OCRRequest(BaseModel):
    """图片处理请求"""

    image: str
    type: str
    file_type: int = 1


class MessageCreateBill(BaseModel):
    """创建单据请求"""

    message: str
    document_type: str = None