"""Display brightness and power control API endpoints."""

import logging

from fastapi import APIRouter, Depends
from pydantic import BaseModel, Field

from ..auth import verify_token
from ..services.display_service import (
    get_brightness,
    list_monitors,
    set_brightness,
    set_power,
)

logger = logging.getLogger(__name__)

router = APIRouter(prefix="/api/display", tags=["display"])


class BrightnessRequest(BaseModel):
    brightness: int = Field(ge=0, le=100)


class PowerRequest(BaseModel):
    on: bool


@router.get("/monitors")
async def get_monitors(
    refresh: bool = False, _: str = Depends(verify_token)
) -> list[dict]:
    """List all connected monitors with brightness and power info."""
    monitors = list_monitors(force_refresh=refresh)
    logger.debug("Found %d monitors", len(monitors))
    return [m.to_dict() for m in monitors]


@router.post("/brightness/{monitor_id}")
async def set_monitor_brightness(
    monitor_id: int, request: BrightnessRequest, _: str = Depends(verify_token)
) -> dict:
    """Set brightness for a specific monitor."""
    success = set_brightness(monitor_id, request.brightness)
    if success:
        logger.info("Set monitor %d brightness to %d", monitor_id, request.brightness)
    return {"success": success}


@router.post("/power/{monitor_id}")
async def set_monitor_power(
    monitor_id: int, request: PowerRequest, _: str = Depends(verify_token)
) -> dict:
    """Turn a monitor on or off."""
    action = "on" if request.on else "off"
    success = set_power(monitor_id, request.on)
    if success:
        logger.info("Set monitor %d power %s", monitor_id, action)
    return {"success": success}