# -*- encoding : utf-8 -*-
require 'savon'
require 'log4r'
require 'wtf_lang'

module Esendex
  class Client
    include Log4r
    INBOX_SERVICE_WSDL = 'https://www.esendex.com/secure/messenger/soap/InboxService.asmx?wsdl'
    SEND_SERVICE_WSDL = 'https://www.esendex.com/secure/messenger/soap/SendService.asmx?wsdl'
    ACCOUNT_SERVICE_WSDL = 'https://www.esendex.com/secure/messenger/soap/AccountService.asmx?wsdl'

    attr_accessor :username, :password, :account_reference
    attr_reader :sent_message_ids, :sent_message_statuses

    def initialize(*args)
      @username = args.shift
      @password = args.shift
      @account_reference = args.shift
      @sent_message_ids, @sent_message_statuses = [], {}

      Savon.configure do |config|
        config.raise_errors = true
        config.log = false
        config.log_level = :error
        HTTPI.log = false
      end

      @log = Logger.new "#{self.class.name}"
      @log.outputters = Outputter.stdout
      @log.level = ERROR

      @message_kind = String.new

    end

    def send_message(recipient, text, originator, validityperiod)
      @log.debug "TO:#{recipient} text size:#{text.size} in #{text.full_lang} language"
      #TODO: handle other languages as well
      unless text.full_lang == 'russian'
        sms_parts = text.scan(/.{610}/mu)
        sms_parts << text[sms_parts.to_s.size..text.size]
        @message_kind = 'Text'
        @log.debug "#{@message_kind}:#{text.scan(/./mu)} = #{text.size}. #{sms_parts.size} part/s."
        sms(recipient, sms_parts, originator, validityperiod)
      else
        sms_parts = text.scan(/.{70}/mu)
        sms_parts << text[sms_parts.to_s.size..text.size]
        @message_kind = 'Unicode'
        @log.debug "#{@message_kind}:#{text.scan(/./mu)} != #{text.size}. #{sms_parts.size} part/s."
        sms(recipient, sms_parts, originator, validityperiod)
      end
    end

    def get_credit
      client = Savon::Client.new(ACCOUNT_SERVICE_WSDL)
      #http://jira.codehaus.org/browse/JRUBY-5529 - jruby-openssl in --1.9 jruby mode
      client.http.auth.ssl.verify_mode=(:none)
      resp = client.request :com, :get_message_limit do |soap|
        soap.header["com:MessengerHeader"] = {"com:Username" => @username, "com:Password" => @password, "com:Account" => @account_reference}
      end
      resp.to_hash[:get_message_limit_response][:get_message_limit_result].to_i
    end

    def get_status(*message_id)
      connect unless @client

      if message_id.size > 1
        message_id.each do |id|
          resp = @client.request :com, :get_message_status do |soap|
            soap.header["com:MessengerHeader"] = {"com:Username" => @username, "com:Password" => @password, "com:Account" => @account_reference}
            soap.body = {"com:id" => id.to_s}
          end
          @sent_message_statuses << resp.to_hash[:get_message_status_response][:get_message_status_result]
        end
      else
        resp = @client.request :com, :get_message_status do |soap|
          soap.header["com:MessengerHeader"] = {"com:Username" => @username, "com:Password" => @password, "com:Account" => @account_reference}
          soap.body = {"com:id" => message_id.first}
        end
        resp.to_hash[:get_message_status_response][:get_message_status_result]
      end
    end

    private
    def connect
      @client = Savon::Client.new(SEND_SERVICE_WSDL)
      #http://jira.codehaus.org/browse/JRUBY-5529 - jruby-openssl in --1.9 jruby mode
      @client.http.auth.ssl.verify_mode=(:none)
    end

    def sms(recipient, messages, originator, validityperiod)
      @log.debug "#{@message_kind}:#{messages.size} parts."
      connect
      messages.each do |message|
        @log.debug "#{@message_kind}:#{message.size} bytes. Sending..."
        resp = @client.request :com, :send_message_full do |soap|
          soap.header["com:MessengerHeader"] = {"com:Username" => @username, "com:Password" => @password, "com:Account" => @account_reference}
          soap.body = {"com:recipient" => recipient, "com:body" => message, "com:type" => @message_kind, "com:originator" => originator, "com:validityperiod" => validityperiod}
        end
        @log.debug "Sent #{@message_kind}:#{recipient}:#{message.size} bytes"
        @sent_message_ids << resp.to_hash[:send_message_full_response][:send_message_full_result]
      end
      @log.debug "-=| #{messages.join(' + ')} |=-"
      @log.debug "-----"
    end

  end #module Client


end #module Esendex

#sms = Esendex::Client.new 'username', 'password', 'account_reference', 'from', 'expire int hours'
#sms.send_message 'PHONENUMBER', 'message in any language'