import requests
import json
from datetime import datetime, timedelta
import os
import logging

class WheatherAPI():

    def __init__(self, bucket_name, folder_name):
        self.current_url = 'http://api.weatherapi.com/v1/current.json?key=6b0654bd658842b085395550230406&q=location&aqi=no'
        self.forecast_url = 'http://api.weatherapi.com/v1/forecast.json?key=6b0654bd658842b085395550230406&q=location&days=no_days&aqi=no&alerts=no'
        self.bucket_name = bucket_name
        self.folder_name = folder_name

    def current_wheather(self, location):

        url = self.current_url.replace('location', location)
        response = requests.get(url)

        if response.status_code == 200:
            data = response.json()

            filename = 'current_' + location + '_' + datetime.now().strftime('%Y-%m-%d-%H-%M') + '.json'

            with open(os.path.join('C:/Users/jacob/PycharmProjects/GCP-Weather-Forecast/current', filename) ,'w') as file: #/results/current/
                json.dump(data, file)



    def forecast_wheather(self, location, no_days):

        url = self.forecast_url.replace('location', location)
        url = url.replace('no_days', str(no_days))
        response = requests.get(url)

        if response.status_code == 200:
            data = response.json()

            filename = 'forecasts_' + location + '_' + str(no_days) + '_' + datetime.now().strftime('%Y-%m-%d-%H-%M') + '.json'

            with open(os.path.join('C:/Users/jacob/PycharmProjects/GCP-Weather-Forecast/forecasts', filename), 'w') as file: #/results/forecasts/
                json.dump(data, file)

    def call_current_wheater(self, last_datetime, location_list):

        current_time = datetime.now().strftime('%Y-%m-%d-%H')

        if last_datetime != current_time:

            logging.info('Run of current wheather successful')
            for location_name in location_list:
                self.current_wheather(location_name)
        else:
            logging.info('Run of current wheather does not meet conditions.')

        return current_time

    def call_forecast_wheather(self, next_date, hour_of_forecast_run, location_list, max_forecast):

        current_date = datetime.today().strftime('%Y-%m-%d')

        if next_date == current_date and \
            datetime.now().strftime('%H') == hour_of_forecast_run:

            for location_name in location_list:
                self.forecast_wheather(location_name, max_forecast)

            logging.info('Run of forecast wheather successful')

            return (datetime.today() + timedelta(days=1)).strftime('%Y-%m-%d')

        else:
            logging.info('Run of forecast wheather does not meet conditions.')
            return next_date