import requests
import json


class SetupController:
    def __init__(self, http_server: str):
        self.http_server = http_server + "/setup"

    def setup(self, config):
        """
        Setup Config:
        {
            download: list[tuple[string]], # a list of tuples of url of file to download and the save path
            ...
        }
        """
        self._download_setup(config)
        self._change_wallpaper(config)
        # self._tidy_desktop(config) todo: implement this
        self._open_setup(config)
        # can add other setup steps

    def _download_setup(self, config):
        if not config:
            return
        if not 'download' in config:
            return
        for url, path in config['download']:
            if not url or not path:
                raise Exception(f"Setup Download - Invalid URL ({url}) or path ({path}).")

            payload = json.dumps({"url": url, "path": path})
            headers = {
                'Content-Type': 'application/json'
            }

            # send request to server to download file
            try:
                response = requests.post(self.http_server + "/download_file", headers=headers, data=payload)
                if response.status_code == 200:
                    print("Command executed successfully:", response.text)
                else:
                    print("Failed to download file. Status code:", response.text)
            except requests.exceptions.RequestException as e:
                print("An error occurred while trying to send the request:", e)

    def _change_wallpaper(self, config):
        if not config:
            return
        if not 'wallpaper' in config:
            return
        path = config['wallpaper']
        if not path:
            raise Exception(f"Setup Wallpaper - Invalid path ({path}).")

        payload = json.dumps({"path": path})
        headers = {
            'Content-Type': 'application/json'
        }

        # send request to server to change wallpaper
        try:
            response = requests.post(self.http_server + "/change_wallpaper", headers=headers, data=payload)
            if response.status_code == 200:
                print("Command executed successfully:", response.text)
            else:
                print("Failed to change wallpaper. Status code:", response.text)
        except requests.exceptions.RequestException as e:
            print("An error occurred while trying to send the request:", e)

    def _tidy_desktop(self, config):
        raise NotImplementedError

    def _open_setup(self, config):
        if not config:
            return
        if not 'open' in config:
            return
        for path in config['open']:
            if not path:
                raise Exception(f"Setup Open - Invalid path ({path}).")

            payload = json.dumps({"path": path})
            headers = {
                'Content-Type': 'application/json'
            }

            # send request to server to open file
            try:
                response = requests.post(self.http_server + "/open_file", headers=headers, data=payload)
                if response.status_code == 200:
                    print("Command executed successfully:", response.text)
                else:
                    print("Failed to open file. Status code:", response.text)
            except requests.exceptions.RequestException as e:
                print("An error occurred while trying to send the request:", e)