"""Public request/response models for `/v1/files` (ADR-0008).

Separate from the SQLAlchemy ORM models and the `application/files` domain
dataclasses (ADR-0015): this is the shape callers see.
"""

import uuid

from pydantic import BaseModel

from src.application.files.models import UploadResult
from src.application.files.status import FileStatusResult


class FileUploadResponse(BaseModel):
    file_id: uuid.UUID
    ingestion_job_id: uuid.UUID
    status: str
    chunks_indexed: int

    @classmethod
    def from_result(cls, result: UploadResult) -> "FileUploadResponse":
        return cls(
            file_id=result.file_id,
            ingestion_job_id=result.ingestion_job_id,
            status=result.status,
            chunks_indexed=result.chunks_indexed,
        )


class FileStatusResponse(BaseModel):
    file_id: uuid.UUID
    source_filename: str
    domain: str
    status: str
    ingestion_job_id: uuid.UUID | None
    ingestion_status: str | None
    chunks_indexed: int

    @classmethod
    def from_result(cls, result: FileStatusResult) -> "FileStatusResponse":
        return cls(
            file_id=result.file_id,
            source_filename=result.source_filename,
            domain=result.domain,
            status=result.status,
            ingestion_job_id=result.ingestion_job_id,
            ingestion_status=result.ingestion_status,
            chunks_indexed=result.chunks_indexed,
        )