import requests




class CommandHandler:

    def __init__(self):
        self.COMMANDER_ROOT_URL = "http://0.0.0.0:8889"
        self.COMMANDER_COMMANDS_URL = f"{self.COMMANDER_ROOT_URL}/command"
        self._check_commander_health()
        
    def _check_commander_health(self):
        response = requests.get(f"{self.COMMANDER_ROOT_URL}/test/health")
        status = response.json()
        if status["msg"] != "ok":
            raise Exception(f"commander service is unavailable: {self.COMMANDER_ROOT_URL}")

    def _move(self, direction, distance):
        response = requests.get(f"{self.COMMANDER_COMMANDS_URL}/move/{direction}/{distance}")
        print(response.json())

    def _turn(self, direction, degree):    
        response = requests.get(f"{self.COMMANDER_COMMANDS_URL}/turn/{direction}/{degree}")
        print(response.json())

    def _takeoff(self):
        response = requests.get(f"{self.COMMANDER_COMMANDS_URL}/takeoff")
        print(response.json())

    def _land(self):
        response = requests.get(f"{self.COMMANDER_COMMANDS_URL}/land")
        print(response.json())

    def _end_session(self):
        response = requests.get(f"{self.COMMANDER_COMMANDS_URL}/end")
        print(response.json())

    def handle(self, cmd: dict):
        #print(f"commanding for: {cmd}")
        if cmd["command"] == "move":
            self._move(
                direction=cmd["direction"],
                distance=cmd["distance_angle"]
                )
        elif cmd["command"] == "turn":
            self._turn(
                direction=cmd["direction"],
                degree=cmd["distance_angle"]
                )
        elif cmd["command"] == "takeoff":
            self._takeoff()
        elif cmd["command"] == "land":
            self._land()
        else:
            raise ValueError(f"Uknown command object: {cmd}")