CharacterList = { }

-- private variables
local charactersWindow
local loadBox
local characterList

-- private functions
local function onCharactersWindowKeyPress(self, keyCode, keyChar, keyboardModifiers)
  if keyboardModifiers == KeyboardNoModifier then
    if keyCode == KeyUp or keyCode == KeyTab then
      characterList:focusPreviousChild(ActiveFocusReason)
    elseif keyCode == KeyDown then
      characterList:focusNextChild(ActiveFocusReason)
    end
  end
  return false
end

-- public functions
function CharacterList.create(characters, premDays)
  if charactersWindow then
    charactersWindow:destroy()
  end

  charactersWindow = UI.loadAndDisplayLocked('/mainmenu/ui/charlist.otui')
  characterList = charactersWindow:getChildById('characterList')
  local accountStatusLabel = charactersWindow:getChildById('accountStatusLabel')
  charactersWindow.onKeyPress = onCharactersWindowKeyPress

  for i,characterInfo in ipairs(characters) do
    local characterName = characterInfo[1]
    local worldName = characterInfo[2]
    local worldHost = characterInfo[3]
    local worldIp = characterInfo[4]

    local label = UILabel.create()
    characterList:addChild(label)
    label:setText(characterName .. '  (' .. worldName .. ')')
    label:setStyle('CharacterListLabel')
    label.characterName = characterName
    label.worldHost = worldHost
    label.worldPort = worldIp

    if i == 0 or Configs.get('lastUsedCharacter') == characterName then
      characterList:focusChild(label, ActiveFocusReason)
    end
  end

  if premDays > 0 then
    accountStatusLabel:setText("Account Status:\nPremium Account (" .. premDays .. ' days left)')
  end
end

function CharacterList.hide()
  charactersWindow:unlock()
  charactersWindow:hide()
end

function CharacterList.show()
  charactersWindow:show()
  charactersWindow:lock()
end

function CharacterList.doLogin()
  local selected = charactersWindow:getChildById('characterList'):getFocusedChild()
  if selected then
    --if Game.isOnline() then
    --  Game.logout()
    --end

    Game.loginWorld(EnterGame.account, EnterGame.password, selected.worldHost, selected.worldPort, selected.characterName)
    CharacterList.hide()

    loadBox = displayCancelBox('Please wait', 'Connecting to game server...')
    function loadBox.onCancel()
      Game.logout()
      CharacterList.show()
    end

    -- save last used character
    Configs.set('lastUsedCharacter', selected.characterName)
  else
    displayErrorBox('Error', 'You must select a character to login!')
  end
end

function CharacterList.destroyLoadBox()
  if loadBox then
    loadBox:destroy()
    loadBox = nil
  end
end