require 'net/http/persistent'
require 'json'

module ILessPainfulClient module Cucumber

module Operations

  DATA_PATH = File.expand_path(File.dirname(__FILE__))

  def query(uiquery, *args)
    map(uiquery, :query, *args)
  end

  def touch(uiquery,*args)
    views_touched=map(uiquery, :touch, *args)
    raise "could not find view to touch: '#{uiquery}', args: #{args}" if views_touched.empty?
    views_touched
  end

  def simple_touch(label,*args)
    touch("view marked:'#{label}'", *args)
  end

  def ok
    touch("view marked:'ok'")
  end

  def set_text(uiquery, txt)
    text_fields_modified = map(uiquery, "setText", txt)
    raise "could not find text field #{uiquery}" if text_fields_modified.empty?
    text_fields_modified
  end


  def swipe(dir,options={})
    playback("swipe_#{dir}_#{ENV['DEVICE']}",options)
  end

  def done
    map(nil,:touchDone)
  end

  def scroll(uiquery,direction)
    views_touched=map(uiquery, :scroll, direction)
    raise "could not find view to scroll: '#{uiquery}', args: #{direction}" if views_touched.empty?
    views_touched
  end

  def pinch(in_out,options={})
    options.merge!({:reverse=>in_out.to_sym==:out})
    playback("pinch_in_#{ENV['DEVICE']}", options)
  end

  def rotate(dir)
    @current_rotation = @current_rotation || :down
    rotate_cmd = nil
    case dir
      when :left then
        if @current_rotation == :down
          @current_rotation = :right
          rotate_cmd = "down_to_right"
        elsif @current_rotation == :left
          @current_rotation = :down
          rotate_cmd = "left_to_down"
        end
      when :right then
        if @current_rotation == :down
          @current_rotation = :left
          rotate_cmd = "down_to_left"
        elsif @current_rotation == :right
          @current_rotation = :down
          rotate_cmd = "right_to_down"
        end
    end

    if rotate_cmd.nil?
      throw "Does not support rotating #{dir} when home button is pointing #{@current_rotation}"
    end
    playback("rotate_home_#{rotate_cmd}_#{ENV['DEVICE']}")
  end

  def background(secs)
    raise "Not implemented yet"
    IO.popen("/Users/krukow/Projects/iOS/libimobiledevice/tools/idevicedebugserver -u #{ENV['UUID']} dk.tk-solutions.Background", "w+") do |pipe|
      puts "sleep"
      sleep(secs)
      puts "wake"
      pipe.puts "kill"
      pipe.close_write
      sleep(5)
    end
    system("/Users/krukow/Projects/iOS/libimobiledevice/tools/idevicedebugserver --dont-kill -u #{ENV['UUID']} #{ENV['BUNDLE_ID']} &")

  end

#
#def swipe( uiquery, direction )
#    views_touched = frankly_map( uiquery, "swipe:", direction)
#    raise "could not find anything matching [#{uiquery}] to swipe" if views_touched.empty?
#    #TODO raise warning if views_touched.count > 1
#  end

  def element_exists(uiquery)
    !query(uiquery).empty?
  end

  def view_with_mark_exists(expected_mark)
    element_exists( "view marked:'#{expected_mark}'" )
  end

  def check_element_exists( query )
    element_exists( query ).should be_true
  end

  def check_element_does_not_exist( query )
    element_exists( query ).should be_false
  end

  def check_view_with_mark_exists(expected_mark)
    check_element_exists( "view marked:'#{expected_mark}'" )
  end

  # a better name would be element_exists_and_is_not_hidden
  def element_is_not_hidden(uiquery)
     matches = query(uiquery, 'isHidden')
     matches.delete(true)
     !matches.empty?
  end

  def playback(recording, options={})
    rec_dir = ENV['PLAYBACK_DIR'] || "#{Dir.pwd}/playback"
    data = nil
    if (File.exists?("#{recording}.base64"))
      data = File.read("#{recording}.base64")
      puts "found #{recording}"
    elsif (File.exists?("#{rec_dir}/#{recording}.base64"))
      data = File.read("#{rec_dir}/#{recording}.base64")
      puts "#{rec_dir}/#{recording}.base64"
    elsif (File.exists?("#{DATA_PATH}/resources/#{recording}.base64"))
      data = File.read("#{DATA_PATH}/resources/#{recording}.base64")
      puts "#{DATA_PATH}/resources/#{recording}.base64"
    else
      raise "Playback not found: #{recording} (searched for #{recording}.base64 in #{Dir.pwd}, #{rec_dir}, #{DATA_PATH}/resources"
    end


    post_data = %Q|{"events":"#{data}"|
    post_data<< %Q|,"query":"#{options[:query]}"| if options[:query]
    post_data<< %Q|,"offset":#{options[:offset].to_json}| if options[:offset]
    post_data<< %Q|,"reverse":#{options[:reverse]}| if options[:reverse]
    post_data << "}"

    res = http({:method=>:post, :raw=>true, :path=>'play'}, post_data)

    res = JSON.parse( res )
    if res['outcome'] != 'SUCCESS'
      raise "playback failed because: #{res['reason']}\n#{res['details']}"
    end
    res['results']
  end

  def record_begin
    http({:method=>:post, :path=>'record'}, {:action => :start})
  end

  def record_end(file_name)
    res = http({:method=>:post, :path=>'record'}, {:action => :stop})
    File.open("_recording.plist",'wb') do |f|
        f.write res
    end
    system("plutil -i _recording.plist -o _recording_binary.plist -convert binary1")
    system("openssl base64 -in _recording_binary.plist -out #{file_name}")
    system("rm _recording.plist _recording_binary.plist")
    file_name
  end

  def screencast_begin
     http({:method=>:post, :path=>'screencast'}, {:action => :start})
  end

  def screencast_end(file_name)
    res = http({:method=>:post, :path=>'screencast'}, {:action => :stop})
    File.open(file_name,'wb') do |f|
        f.write res
    end
    file_name
  end

  def screenshot
    if !/localhost/.match(ENV['DEVICE_ENDPOINT'])
      system("idevicescreenshot -u #{ENV['UUID']}")
    else
      res = http({:method =>:get, :path => 'screenshot'})
      @sc_count = @sc_count || 0
      path = "screenshot_#{@sc_count}.png"
      @sc_count += 1
      File.open(path,'wb') do |f|
        f.write res
      end
      system("open #{path}")
    end
  end
  
  def map( query, method_name, *method_args )
    operation_map = {
      :method_name => method_name,
      :arguments => method_args
    }
    res = http({:method=>:post, :path=>'map'},
                {:query => query, :operation => operation_map})
    res = JSON.parse(res)
    if res['outcome'] != 'SUCCESS'
      raise "map #{query}, #{method_name} failed because: #{res['reason']}\n#{res['details']}"
    end

    res['results']
  end

  def http(options, data=nil)
    url = url_for(options[:path])
    if options[:method] == :post
      req = Net::HTTP::Post.new url.path
      if options[:raw]
        req.body=data
      else
        req.body = data.to_json
      end

    else
      req = Net::HTTP::Get.new url.path
    end
    make_http_request( url, req )
  end


  def url_for( verb )
    url = URI.parse (ENV['DEVICE_ENDPOINT']|| "http://localhost:37265/")
    url.path = '/'+verb
    url
  end

  def make_http_request( url, req )
    @http = @http || Net::HTTP.new(url.host, url.port)
    res = @http.start do |sess|
      sess.request req
    end
    res.body
  end


end


end end