###
# Copyright (c) 2024, Darren VanBuren
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# modification, are permitted provided that the following conditions are met:
#
#   * Redistributions of source code must retain the above copyright notice,
#     this list of conditions, and the following disclaimer.
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###

from supybot import utils, plugins, ircutils, callbacks, conf
from supybot.commands import *
from supybot.i18n import PluginInternationalization

from pyowm import OWM
from pyowm.utils import config as pyowm_config
from pyowm.utils import timestamps as pyowm_timestamps

import time
import regex

_ = PluginInternationalization('OpenWeather')


class OpenWeather(callbacks.Plugin):
    """This plugin fetches weather information from the OpenWeather One Call API v3."""
    threaded = True

    def __init__(self, irc):
        super().__init__(irc)
        self.loc_regex = regex.compile("([A-Za-z]+(?: [A-Za-z]+)*),? ([A-Za-z]{2}) ?([A-Za-z]{2})?") 
        owm = OWM(self.registryValue('apiKey'))
        self.weather_manager = owm.weather_manager()
        self.geocoding_manager = owm.geocoding_manager()
        conf.supybot.plugins.OpenWeather.apiKey.addCallback(self._configCallback)
    
    def _configCallback(self, name=None):
        owm = OWM(self.registryValue('apiKey'))
        self.weather_manager = owm.weather_manager()
        self.geocoding_manager = owm.geocoding_manager()
        self.log.info('Recreated managers after apiKey changed')

    #@wrap([('matches', regex.compile("([A-Za-z]+(?: [A-Za-z]+)*),? ([A-Za-z]{2}) ?([A-Za-z]{2})?"), 'Not a Location')])
    def weather(self, irc, msg, args):
        """<city> <state> [<country>]

        Will return current conditions at <loc>. <loc> should be in the format
        City ST CC."""
        location_string = ' '.join(args)
        matches = self.loc_regex.search(location_string)

        city = matches.group(1)
        state = matches.group(2)
        country = matches.group(3)

        if (country == None or country == 'US'):
            loc_arr = self.geocoding_manager.geocode(city, country='US', state_code
                    = state, limit = 1)
        else:
            loc_arr = self.geocoding_manager.geocode(city, country, limit = 1)
        
        if len(loc_arr) == 0:
            irc.error(f'Could not find location with city {city}, state {state}, country {country}',
                      Raise=True)
        
        loc = loc_arr[0]

        self.log.info(str(loc))

        one_call = self.weather_manager.one_call(lat=loc.lat, lon=loc.lon,
                exclude='minutely,hourly,daily', units='imperial')
        self.log.info(str(one_call))
        curr = one_call.current
        report_time = curr.reference_time('iso')
        self.log.info(str(curr))
        temp = curr.temperature()
        measured_temp = temp['temp']
        feels_like = temp['feels_like']
        wind_data = curr.wind('miles_hour')
        wind_speed = round(wind_data.get('speed', 0), 2)
        wind_gust = round(wind_data.get('gust', -1), 2)
        wind_dir = wind_data['deg']
        wind_str = str()
        if('gust' in wind_data):
            wind_str = f'Wind {wind_dir} @ {wind_speed} mph, gusts to {wind_gust} mph.'
        else:
            wind_str = f'Wind {wind_dir} @ {wind_speed} mph.'

        cond = curr.detailed_status

        irc.reply(f'Conditions at {loc.name} as of {report_time}: '
            + f'{cond} and {measured_temp} F, feels like {feels_like} F. '
            + wind_str)

Class = OpenWeather

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