from time import sleep
from phue import Bridge
from pathlib import Path


class HueHandler:
    """Handler for Hue API calls."""

    registered_ips_file = "hue_bridge_registered.txt"

    def __init__(self, bridge_ip: str):
        """Initialize the HueHandler."""
        self.bridge = None
        self.connect(bridge_ip)

    def connect(self, bridge_ip: str):
        if bridge_ip in self.get_registered_ips():
            self.bridge = Bridge(bridge_ip)
            self.bridge.connect()
            return

        # Connect loop
        while True:
            try:
                self.bridge = Bridge(bridge_ip)
                self.bridge.connect()
                break
            except Exception as e:
                print(f"Failed to connect to bridge: {bridge_ip}")
                print(e)
                print("Trying again in 5 seconds..")
                sleep(5)

        self.register_bridge(bridge_ip)

    def get_registered_ips(self) -> list:
        """Get a list of registered bridge IPs."""
        if not Path(HueHandler.registered_ips_file).is_file():
            return []

        with open(HueHandler.registered_ips_file, "r") as f:
            return f.readlines()

    def register_bridge(self, bridge_ip: str):
        """Register a bridge IP."""
        with open(HueHandler.registered_ips_file, "a") as f:
            f.write(bridge_ip + "\n")

    def list_scenes(self) -> dict:
        return self.bridge.get_scene()

    def get_scene_by_name(self, name):
        for key, scene in self.list_scenes().items():
            if scene["name"] == name:
                scene["id"] = key
                return scene
        return None

    def in_room_activate_scene(self, room_name: str, scene_name: str):
        """Activate a scene in a room.

        Args:
            scene (str): The name of the scene to activate.
            room (str): The name of the room to activate the scene in.
        """
        scene_id = self.get_scene_by_name(scene_name)["id"]
        if scene_id is None:
            raise "Scene not found."

        self.bridge.set_group(room_name, {"scene": scene_id})

    def in_room_deactivate_lights(self, room_name: str):
        """Deactivate all lights in a room.

        Args:
            room_name (str): The name of the room to deactivate the lights in.
        """
        self.bridge.set_group(room_name, {"on": False})

    def in_room_activate_lights(self, room_name: str):
        """Activate all lights in a room.

        Args:
            room_name (str): The name of the room to activate the lights in.
        """
        self.bridge.set_group(room_name, {"on": True})