from pydantic import BaseModel
from datetime import datetime


class DocumentOut(BaseModel):
    id: str
    title: str
    filename: str
    file_type: str
    file_size: int
    summary: str | None
    chunk_count: int
    is_indexed: bool
    ingestion_status: str
    ingestion_error: str | None
    indexed_at: datetime | None
    parser_version: str | None
    index_version: str | None
    normalized_format: str | None
    folder_id: str | None
    created_at: datetime

    model_config = {"from_attributes": True}


class DocumentChunkOut(BaseModel):
    id: str
    chunk_index: int
    content: str
    metadata_: str | None

    model_config = {"from_attributes": True}


class DocumentChunkUpdate(BaseModel):
    content: str


class SearchRequest(BaseModel):
    query: str
    top_k: int = 5
    user_id: str


class SearchResult(BaseModel):
    chunk_id: str
    document_id: str
    document_title: str
    content: str
    score: float
    metadata_: str | None