"""Pydantic schemas for User Session API requests/responses."""

from datetime import datetime
from typing import Optional, List
from pydantic import BaseModel, Field


class SessionBase(BaseModel):
    """Base session schema."""
    device_name: Optional[str] = Field(None, max_length=200)
    device_type: Optional[str] = Field(None, max_length=50)
    browser: Optional[str] = Field(None, max_length=100)
    os: Optional[str] = Field(None, max_length=100)
    ip_address: Optional[str] = Field(None, max_length=45)
    location: Optional[str] = Field(None, max_length=200)


class SessionCreate(SessionBase):
    """Schema for creating a session."""
    user_id: str
    token_hash: str
    user_agent: Optional[str] = None
    expires_at: Optional[datetime] = None


class Session(BaseModel):
    """Schema for session response."""
    id: str
    user_id: str
    device_name: Optional[str] = None
    device_type: Optional[str] = None
    browser: Optional[str] = None
    os: Optional[str] = None
    ip_address: Optional[str] = None
    location: Optional[str] = None
    is_active: bool
    is_current: bool
    created_at: datetime
    last_active_at: Optional[datetime] = None
    expires_at: Optional[datetime] = None

    class Config:
        from_attributes = True


class SessionList(BaseModel):
    """Schema for session list."""
    items: List[Session]
    total: int
    active_count: int


class SessionRevokeRequest(BaseModel):
    """Schema for revoking sessions."""
    session_ids: List[str]