require 'timezone/deprecate'

module Timezone
  # @deprecated Will be removed in the next release of `timezone` gem.
  class ActiveSupport
    TIMEZONE_MAPPING = {
      'Pacific/Midway' => 'Midway Island',
      'Pacific/Pago_Pago' => 'American Samoa',
      'Pacific/Honolulu' => 'Hawaii',
      'America/Juneau' => 'Alaska',
      'America/Los_Angeles' => 'Pacific Time (US & Canada)',
      'America/Tijuana' => 'Tijuana',
      'America/Denver' => 'Mountain Time (US & Canada)',
      'America/Phoenix' => 'Arizona',
      'America/Chihuahua' => 'Chihuahua',
      'America/Mazatlan' => 'Mazatlan',
      'America/Chicago' => 'Central Time (US & Canada)',
      'America/Regina' => 'Saskatchewan',
      'America/Mexico_City' => 'Mexico City',
      'America/Monterrey' => 'Monterrey',
      'America/Guatemala' => 'Central America',
      'America/New_York' => 'Eastern Time (US & Canada)',
      'America/Indiana/Indianapolis' => 'Indiana (East)',
      'America/Bogota' => 'Bogota',
      'America/Lima' => 'Quito',
      'America/Halifax' => 'Atlantic Time (Canada)',
      'America/Caracas' => 'Caracas',
      'America/La_Paz' => 'La Paz',
      'America/Santiago' => 'Santiago',
      'America/St_Johns' => 'Newfoundland',
      'America/Sao_Paulo' => 'Brasilia',
      'America/Argentina/Buenos_Aires' => 'Buenos Aires',
      'America/Montevideo' => 'Montevideo',
      'America/Guyana' => 'Georgetown',
      'America/Godthab' => 'Greenland',
      'Atlantic/South_Georgia' => 'Mid-Atlantic',
      'Atlantic/Azores' => 'Azores',
      'Atlantic/Cape_Verde' => 'Cape Verde Is.',
      'Europe/Dublin' => 'Dublin',
      'Europe/London' => 'London',
      'Europe/Lisbon' => 'Lisbon',
      'Africa/Casablanca' => 'Casablanca',
      'Africa/Monrovia' => 'Monrovia',
      'Etc/UTC' => 'UTC',
      'Europe/Belgrade' => 'Belgrade',
      'Europe/Bratislava' => 'Bratislava',
      'Europe/Budapest' => 'Budapest',
      'Europe/Ljubljana' => 'Ljubljana',
      'Europe/Prague' => 'Prague',
      'Europe/Sarajevo' => 'Sarajevo',
      'Europe/Skopje' => 'Skopje',
      'Europe/Warsaw' => 'Warsaw',
      'Europe/Zagreb' => 'Zagreb',
      'Europe/Brussels' => 'Brussels',
      'Europe/Copenhagen' => 'Copenhagen',
      'Europe/Madrid' => 'Madrid',
      'Europe/Paris' => 'Paris',
      'Europe/Amsterdam' => 'Amsterdam',
      'Europe/Berlin' => 'Bern',
      'Europe/Rome' => 'Rome',
      'Europe/Stockholm' => 'Stockholm',
      'Europe/Vienna' => 'Vienna',
      'Africa/Algiers' => 'West Central Africa',
      'Europe/Bucharest' => 'Bucharest',
      'Africa/Cairo' => 'Cairo',
      'Europe/Helsinki' => 'Helsinki',
      'Europe/Kiev' => 'Kyiv',
      'Europe/Riga' => 'Riga',
      'Europe/Sofia' => 'Sofia',
      'Europe/Tallinn' => 'Tallinn',
      'Europe/Vilnius' => 'Vilnius',
      'Europe/Athens' => 'Athens',
      'Europe/Istanbul' => 'Istanbul',
      'Europe/Minsk' => 'Minsk',
      'Asia/Jerusalem' => 'Jerusalem',
      'Africa/Harare' => 'Harare',
      'Africa/Johannesburg' => 'Pretoria',
      'Europe/Kaliningrad' => 'Kaliningrad',
      'Europe/Moscow' => 'St. Petersburg',
      'Europe/Volgograd' => 'Volgograd',
      'Europe/Samara' => 'Samara',
      'Asia/Kuwait' => 'Kuwait',
      'Asia/Riyadh' => 'Riyadh',
      'Africa/Nairobi' => 'Nairobi',
      'Asia/Baghdad' => 'Baghdad',
      'Asia/Tehran' => 'Tehran',
      'Asia/Muscat' => 'Muscat',
      'Asia/Baku' => 'Baku',
      'Asia/Tbilisi' => 'Tbilisi',
      'Asia/Yerevan' => 'Yerevan',
      'Asia/Kabul' => 'Kabul',
      'Asia/Yekaterinburg' => 'Ekaterinburg',
      'Asia/Karachi' => 'Karachi',
      'Asia/Tashkent' => 'Tashkent',
      'Asia/Kolkata' => 'New Delhi',
      'Asia/Kathmandu' => 'Kathmandu',
      'Asia/Dhaka' => 'Dhaka',
      'Asia/Colombo' => 'Sri Jayawardenepura',
      'Asia/Almaty' => 'Almaty',
      'Asia/Novosibirsk' => 'Novosibirsk',
      'Asia/Rangoon' => 'Rangoon',
      'Asia/Bangkok' => 'Hanoi',
      'Asia/Jakarta' => 'Jakarta',
      'Asia/Krasnoyarsk' => 'Krasnoyarsk',
      'Asia/Shanghai' => 'Beijing',
      'Asia/Chongqing' => 'Chongqing',
      'Asia/Hong_Kong' => 'Hong Kong',
      'Asia/Urumqi' => 'Urumqi',
      'Asia/Kuala_Lumpur' => 'Kuala Lumpur',
      'Asia/Singapore' => 'Singapore',
      'Asia/Taipei' => 'Taipei',
      'Australia/Perth' => 'Perth',
      'Asia/Irkutsk' => 'Irkutsk',
      'Asia/Ulaanbaatar' => 'Ulaanbaatar',
      'Asia/Seoul' => 'Seoul',
      'Asia/Tokyo' => 'Tokyo',
      'Asia/Yakutsk' => 'Yakutsk',
      'Australia/Darwin' => 'Darwin',
      'Australia/Adelaide' => 'Adelaide',
      'Australia/Melbourne' => 'Melbourne',
      'Australia/Sydney' => 'Sydney',
      'Australia/Brisbane' => 'Brisbane',
      'Australia/Hobart' => 'Hobart',
      'Asia/Vladivostok' => 'Vladivostok',
      'Pacific/Guam' => 'Guam',
      'Pacific/Port_Moresby' => 'Port Moresby',
      'Asia/Magadan' => 'Magadan',
      'Asia/Srednekolymsk' => 'Srednekolymsk',
      'Pacific/Guadalcanal' => 'Solomon Is.',
      'Pacific/Noumea' => 'New Caledonia',
      'Pacific/Fiji' => 'Fiji',
      'Asia/Kamchatka' => 'Kamchatka',
      'Pacific/Majuro' => 'Marshall Is.',
      'Pacific/Auckland' => 'Wellington',
      'Pacific/Tongatapu' => "Nuku'alofa",
      'Pacific/Fakaofo' => 'Tokelau Is.',
      'Pacific/Chatham' => 'Chatham Is.',
      'Pacific/Apia' => 'Samoa'
    }.freeze

    # @deprecated Will be removed in the next release of `timezone gem.
    def self.format(zone, internal = false)
      unless internal
        Deprecate.call(
          self,
          :format,
          '[DEPRECATE] `Timezone::ActiveSupport::format` will be ' \
          'removed in the next release of the `timezone` gem. There ' \
          'will be no replacement.'.freeze
        )
      end

      TIMEZONE_MAPPING[zone] || zone
    end
  end
end