###
# Copyright (c) 2018, cottongin
# All rights reserved.
# see LICENSE.txt
#
###

import requests

from supybot import utils, plugins, ircutils, callbacks
from supybot.commands import *
try:
    from supybot.i18n import PluginInternationalization
    _ = PluginInternationalization('AzuraCast')
except ImportError:
    # Placeholder that allows to run the plugin on a bot
    # without the i18n module
    _ = lambda x: x


class AzuraCast(callbacks.Plugin):
    """Plugin for the AzuraCast API"""
    threaded = True
    
    def __init__(self, irc):
        self.__parent = super(AzuraCast, self)
        self.__parent.__init__(irc)
        
        self.BASE_API = self.registryValue('AzuraAPI') + '{endpoint}'
        self.PUB_URL = self.registryValue('PublicURL') + '#{name}'
        
    def _fetchURL(self, url, headers=None):
        return requests.get(url, headers=headers).json()
    
    def _parseData(self, data):
        stations = {}
        for station in data:
            tmp_dict = {}
            code = station['station']['shortcode']
            tmp_dict['id'] = station['station']['id']
            tmp_dict['name'] = station['station']['name']
            tmp_dict['description'] = station['station']['description']
            tmp_dict['player_url'] = station['station']['listen_url'].split('?')[0] \
                if station['station']['is_public'] else ''
            tmp_dict['public_url'] = self.PUB_URL.format(
                name=code) if station['station']['is_public'] else ''
            tmp_dict['listeners'] = station['listeners']
            tmp_dict['nowplaying'] = station['now_playing']
            stations[code] = tmp_dict
        return stations
    
    @wrap([getopts({'station': 'somethingWithoutSpaces'})])
    def nowplaying(self, irc, msg, args, options):
        """
        Fetches what is now playing
        """
        options = dict(options)
        station = options.get('station')
        endpoint = 'nowplaying'
        url = self.BASE_API.format(endpoint=endpoint)
        
        data = self._fetchURL(url)
        
        if not data:
            irc.reply('ERROR: Something went wrong fetching data @ {}'.format(url))
            return
        
        data = self._parseData(data)
        
        output = []
        if station:
            # one station only
            d = data.get(station.lower())
            prefix = ircutils.bold('Now Playing on {}:'.format(d['name']))
            album = ' [{}]'.format(d['nowplaying']['song']['album']) \
                if d['nowplaying']['song']['album'] else ''
            url = ' | {}'.format(d['public_url']) if d['public_url'] else ''
            np = '{}'.format(d['nowplaying']['song']['text'])
            listeners = " | Listeners: {}".format(d['listeners']['current'])
            string = '{} {}{}{}{}'.format(prefix, np, album, listeners, url)
            output.append(string)
        else:
            # all stations?
            for s,d in data.items():
                prefix = ircutils.bold('Now Playing on {}:'.format(d['name']))
                album = ' [{}]'.format(d['nowplaying']['song']['album']) \
                    if d['nowplaying']['song']['album'] else ''
                url = ' | {}'.format(d['public_url']) if d['public_url'] else ''
                np = '{}'.format(d['nowplaying']['song']['text'])
                listeners = " | Listeners: {}".format(d['listeners']['current'])
                string = '{} {}{}{}{}'.format(prefix, np, album, listeners, url)
                output.append(string)
        
        for string in output:
            irc.reply(string)
        
        return
    
    @wrap([getopts({'station': 'somethingWithoutSpaces'})])
    def listeners(self, irc, msg, args, options):
        """
        Fetches listeners
        """
        options = dict(options)
        station = options.get('station')
        endpoint = 'nowplaying'
        url = self.BASE_API.format(endpoint=endpoint)
        
        data = self._fetchURL(url)
        
        if not data:
            irc.reply('ERROR: Something went wrong fetching data @ {}'.format(url))
            return
        
        data = self._parseData(data)
        
        output = []
        if station:
            # one station only
            d = data.get(station.lower())
            count = d['listeners']['current']
            if count > 1 and count != 0:
                cur = 'are currently'
                plr = ' {} listeners '.format(ircutils.bold(count))
            elif count == 1:
                cur = 'is currently'
                plr = ' {} listener '.format(ircutils.bold(count))
            else:
                cur = 'are no listeners'
                plr = ' '
            string = 'There {}{}on {}'.format(
                cur, plr,
                ircutils.bold(d['name']))
            output.append(string)
        else:
            # all stations?
            for s,d in data.items():
                count = d['listeners']['current']
                if count > 1 and count != 0:
                    cur = 'are currently'
                    plr = ' {} listeners '.format(ircutils.bold(count))
                elif count == 1:
                    cur = 'is currently'
                    plr = ' {} listener '.format(ircutils.bold(count))
                else:
                    cur = 'are no listeners'
                    plr = ' '
                string = 'There {}{}on {}'.format(
                    cur, plr,
                    ircutils.bold(d['name']))
                output.append(string)
                
        
        for string in output:
            irc.reply(string)
        
        return


Class = AzuraCast


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