import urequests # type: ignore
import json

from app.classes import Weather, Location, CurrentCondition, WeatherResponse, ResponseStatus
from app.display import NeoPixel_64x64
import app.utils.colors as colors
from app.utils import URLEncoder, http_message

API_KEY = '3545ce42d0ba436e8dc164532250410'
ACTUAL_WEATHER_URL = 'http://api.weatherapi.com/v1/current.json?key={API_KEY}&q={city}&aqi=yes&lang={lang}'

class Weather_Checker():
    
    def __init__(self, display: NeoPixel_64x64):
        self.display = display
                
    def mock_weather_data(self):
        filepath = 'restapi/mock-weather.json'
        try:
            with open(filepath, 'r', encoding='utf-8') as file:
                return json.load(file)
        except OSError:  # Use OSError instead of FileNotFoundError
            print(f"Error: File '{filepath}' not found.")
            return None
        except FileNotFoundError:
            print(f"Error: File '{filepath}' not found.")
            return None
        except json.JSONDecodeError as e:
            print(f"Error: Invalid JSON in '{filepath}': {e}")
            return None

    def _build_weather(self, json_resp) -> Weather:
        loc = Location(**json_resp['location'])
        cc = CurrentCondition(**json_resp['current'])

        weather = Weather(location=loc, current=cc)
        return weather
    
    def actual_weather(self, city, lang, test_mode=False) -> WeatherResponse:
        wr : WeatherResponse = WeatherResponse()
        weather_url = ACTUAL_WEATHER_URL.format(API_KEY=API_KEY, city=city, lang=lang)


        if not test_mode:
            response_status: ResponseStatus = ResponseStatus()
            
            print(f'query: {weather_url}')
            r = urequests.get(weather_url)
            print('Status-Code:', r.status_code)
            json_resp = r.json()
            print('json_resp:', json_resp)
            
            response_status.code = r.status_code
            response_status.message = http_message[r.status_code]
            
            if r.status_code == 200:
                wr.weather = self._build_weather(json_resp)
            else:
                response_status.error_text = json_resp['error']['message']
                
            wr.response_status = response_status

            r.close()
        else:
            print('Status-Code: test_mode')
            # json_resp = WEATHER_QUERY_MOCK
            json_resp = self.mock_weather_data()
            wr.weather = self._build_weather(json_resp)
            wr.response_status = ResponseStatus( code=200, message="OK (Test-Mode)")
        
        return wr


    def check(self, city:str, lang:str, test_mode: bool = False):
        try:
            self.display.clear()

            city_encoded = URLEncoder.encode_utf8(city) # url_encode
            w_resp: WeatherResponse = self.actual_weather(city=city_encoded, lang=lang, test_mode=test_mode)

            if w_resp.response_status.code == 200:
                ypos = 0
                self.display.write_text(f'{str(w_resp.weather.location.name)}', 0, ypos, color=colors.RAINBOW[0])
                ypos += self.display.font_height + 1
                self.display.write_text(f'{str(w_resp.weather.location.region)}', 0, ypos, color=colors.RAINBOW[0])
                ypos += self.display.font_height + 1
                self.display.write_text(f'{str(w_resp.weather.location.localtime)[:10]}', 0, ypos, color=colors.RAINBOW[3])
                ypos += self.display.font_height + 1

                self.display.write_text(f'{str(w_resp.weather.current.temp_c)}°C', 0, ypos, color=colors.RAINBOW[1])
                ypos += self.display.font_height + 1
                self.display.write_text(f'{str(w_resp.weather.current.condition.text)}', 0, ypos, color=colors.RAINBOW[2])
                ypos += self.display.font_height + 1
                self.display.write_text(f'upd:{str(w_resp.weather.current.last_updated)[-5:]}', 0, ypos, color=colors.RAINBOW[3])
                ypos += self.display.font_height + 1
                self.display.write_text(f'cur:{str(w_resp.weather.location.localtime)[-5:]}', 0, ypos, color=colors.RAINBOW[4])
            else:
                ypos = 0
                self.display.write_text(f'Code:{w_resp.response_status.code}', 0, ypos, color=colors.RAINBOW[0])
                ypos += self.display.font_height + 1
                self.display.write_text(f'{w_resp.response_status.message}', 0, ypos, color=colors.RAINBOW[1])
                ypos += self.display.font_height + 1
                self.display.write_text(f'{w_resp.response_status.error_text}', 0, ypos, color=colors.RAINBOW[2])
                
            # unten rechts in die Ecke
            ypos = self.display.MATRIX_HEIGHT - self.display.font_height - 1

            self.display.write_text('done.', 38, ypos, color=colors.NEON_GREEN)
        except OSError as e:
            print(f'Error: connection closed - {e}')
        finally:
            print('finally done.')