MessageSettings = {
  consoleRed      = { color = TextColors.red,    consoleTab='Default' },
  consoleOrange   = { color = TextColors.orange, consoleTab='Default' },
  consoleBlue     = { color = TextColors.blue,   consoleTab='Default' },
  centerRed       = { color = TextColors.red,    consoleTab='Server Log', screenTarget='lowCenterLabel' },
  centerGreen     = { color = TextColors.green,  consoleTab='Server Log', screenTarget='highCenterLabel',   consoleOption='showInfoMessagesInConsole' },
  centerWhite     = { color = TextColors.white,  consoleTab='Server Log', screenTarget='middleCenterLabel', consoleOption='showEventMessagesInConsole' },
  bottomWhite     = { color = TextColors.white,  consoleTab='Server Log', screenTarget='statusLabel',       consoleOption='showEventMessagesInConsole' },
  status          = { color = TextColors.white,  consoleTab='Server Log', screenTarget='statusLabel',       consoleOption='showStatusMessagesInConsole' },
  statusSmall     = { color = TextColors.white,                           screenTarget='statusLabel' },
  private         = { color = TextColors.lightblue,                       screenTarget='privateLabel' }
}

MessageTypes = {
  [MessageModes.MonsterSay] = MessageSettings.orange,
  [MessageModes.MonsterYell] = MessageSettings.orange,
  [MessageModes.Failure] = MessageSettings.statusSmall,
  [MessageModes.Login] = MessageSettings.bottomWhite,
  [MessageModes.Game] = MessageSettings.centerWhite,
  [MessageModes.Status] = MessageSettings.status,
  [MessageModes.Warning] = MessageSettings.centerRed,
  [MessageModes.Look] = MessageSettings.centerGreen,
  [MessageModes.Loot] = MessageSettings.centerGreen,
  [MessageModes.Red] = MessageSettings.consoleRed,
  [MessageModes.Blue] = MessageSettings.consoleBlue,
  [MessageModes.PrivateFrom] = MessageSettings.private
}

messagesPanel = nil

function init()
  connect(g_game, 'onTextMessage', displayMessage)
  connect(g_game, 'onPrivateTalk', onPrivateTalk)
  connect(g_game, 'onGameEnd', clearMessages)
  messagesPanel = g_ui.loadUI('textmessage.otui', modules.game_interface.getRootPanel())
end

function terminate()
  disconnect(g_game, 'onTextMessage', displayMessage)
  disconnect(g_game, 'onPrivateTalk', onPrivateTalk)
  disconnect(g_game, 'onGameEnd',clearMessages)
  clearMessages()
  messagesPanel:destroy()
end

function calculateVisibleTime(text)
  return math.max(#text * 100, 4000)
end

function displayMessage(mode, text)
  if not g_game.isOnline() then return end

  local msgtype = MessageTypes[mode]

  if not msgtype then
    perror('unhandled message mode ' .. mode)
    return
  end

  if msgtype.consoleTab ~= nil and (msgtype.consoleOption == nil or Options.getOption(msgtype.consoleOption)) then
    modules.game_console.addText(text, msgtype, tr(msgtype.consoleTab))
    --TODO move to game_console
  end

  if msgtype.screenTarget then
    local label = messagesPanel:recursiveGetChildById(msgtype.screenTarget)
    label:setText(text)
    label:setColor(msgtype.color)
    label:setVisible(true)
    removeEvent(label.hideEvent)
    label.hideEvent = scheduleEvent(function() label:setVisible(false) end, calculateVisibleTime(text))
  end
end

function displayStatusMessage(text)
  displayMessage(MessageModes.Status, text)
end

function displayGameMessage(text)
  displayMessage(MessageModes.Game, text)
end

function clearMessages()
  for _i,child in pairs(messagesPanel:recursiveGetChildren()) do
    if child:getId():match('Label') then
      child:hide()
      removeEvent(child.hideEvent)
    end
  end
end

function onPrivateTalk(code, text, speaker, speakerlevel, statmentid)
  if Options.getOption('showPrivateMessagesOnScreen') then
    displayMessage(code, speaker .. ':\n' .. text)
  end
end