"""Pydantic schemas for file upload, download, and list responses."""

import uuid
from datetime import datetime
from typing import Optional

from pydantic import BaseModel, ConfigDict


class FileUploadResponse(BaseModel):
    """Response after a successful file upload."""

    model_config = ConfigDict(from_attributes=True)

    id: uuid.UUID
    vehicle_id: uuid.UUID
    original_filename: str
    stored_filename: str
    file_path: str
    mime_type: str
    file_size: int
    thumbnail_path: Optional[str] = None
    created_at: Optional[datetime] = None
    updated_at: Optional[datetime] = None


class FileResponse(BaseModel):
    """Full file metadata response."""

    model_config = ConfigDict(from_attributes=True)

    id: uuid.UUID
    vehicle_id: uuid.UUID
    original_filename: str
    stored_filename: str
    file_path: str
    mime_type: str
    file_size: int
    thumbnail_path: Optional[str] = None
    created_at: Optional[datetime] = None
    updated_at: Optional[datetime] = None


class FileListResponse(BaseModel):
    """Paginated file list response."""

    items: list[FileResponse]
    total: int
    page: int
    page_size: int


class FileDeleteResponse(BaseModel):
    """Response after deleting a file."""

    message: str = "File deleted"
    id: uuid.UUID