from __future__ import annotations

from datetime import datetime

from pydantic import BaseModel, Field


class DirectorySummary(BaseModel):
    id: str
    name: str
    parent_id: str | None
    created_at: datetime
    updated_at: datetime


class DirectoryItem(BaseModel):
    kind: str = Field(default="directory")
    id: str
    name: str
    mime_type: str | None = None
    size_bytes: int | None = None
    created_at: datetime
    updated_at: datetime


class DirectoryChildrenResponse(BaseModel):
    directory: DirectorySummary
    items: list[DirectoryItem]
    next_cursor: str | None = None


class CreateDirectoryRequest(BaseModel):
    parent_id: str
    name: str


class CreateDirectoryResponse(BaseModel):
    directory: DirectorySummary


class RenameDirectoryRequest(BaseModel):
    name: str


class MoveDirectoryRequest(BaseModel):
    target_parent_id: str