local miningWindow
local miningButton
local transferWindow
local PLAYER_PLACEHOLDER = 'Nome do player'

local function say(text)
  if not g_game.isOnline() then
    return
  end
  g_game.talk(text)
end

function init()
  g_ui.importStyle('mining')
  miningButton = modules.client_topmenu.addRightGameToggleButton('miningButton', 'Mining', '/images/topbuttons/mining', toggle, false, 5)
  miningButton:setOn(false)
  miningWindow = g_ui.createWidget('MiningWindow', modules.game_interface.getRightPanel())
  if not miningWindow then
    perror('[Mining] Nao foi possivel carregar a janela mining.otui')
    if miningButton then
      miningButton:destroy()
      miningButton = nil
    end
    return
  end
  miningWindow:setup()
  miningWindow:close()
  setupInputs()
end

function terminate()
  if transferWindow then
    transferWindow:destroy()
    transferWindow = nil
  end
  if miningWindow then
    miningWindow:destroy()
    miningWindow = nil
  end
  if miningButton then
    miningButton:destroy()
    miningButton = nil
  end
end

local function getTransferWindow()
  if not transferWindow then
    transferWindow = g_ui.displayUI('mining_transfer')
  end
  return transferWindow
end

function toggle()
  if miningButton:isOn() then
    miningWindow:close()
    miningButton:setOn(false)
  else
    miningWindow:open()
    miningButton:setOn(true)
  end
end

function onMiniWindowClose()
  if miningButton then
    miningButton:setOn(false)
  end
end

function command(param)
  param = param or ''
  if param == '' then
    say('!mining')
  else
    say('!mining ' .. param)
  end
end

local function getEditText(id, defaultValue)
  if not miningWindow then
    return defaultValue or ''
  end

  local widget = miningWindow:recursiveGetChildById(id)
  if not widget then
    return defaultValue or ''
  end

  local value = widget:getText()
  if value == nil or value == '' then
    return defaultValue or ''
  end

  return value
end

function focusPlayerEdit()
  local window = getTransferWindow()
  local playerEdit = window:getChildById('playerEdit')
  if not playerEdit then
    return
  end

  if playerEdit:getText() == PLAYER_PLACEHOLDER then
    playerEdit:clearText()
  end
  if playerEdit.setEditable then
    playerEdit:setEditable(true)
  end
  window:raise()
  window:focus()
  playerEdit:focus()
  playerEdit:setCursorVisible(true)
end

function setupInputs()
  local window = getTransferWindow()
  local playerEdit = window:getChildById('playerEdit')
  if playerEdit then
    playerEdit.onFocusChange = function(widget, focused)
      if focused and widget:getText() == PLAYER_PLACEHOLDER then
        widget:clearText()
      end
    end
    playerEdit.onClick = function(widget)
      if widget:getText() == PLAYER_PLACEHOLDER then
        widget:clearText()
      end
      if widget.setEditable then
        widget:setEditable(true)
      end
      window:raise()
      window:focus()
      widget:focus()
      widget:setCursorVisible(true)
    end
  end

  window:hide()
end

function openTransfer()
  local window = getTransferWindow()
  setupInputs()
  window:show()
  focusPlayerEdit()
end

function closeTransfer()
  if transferWindow then
    transferWindow:hide()
  end
end

function deposit()
  local value = getEditText('amountEdit', 'all')
  command('deposit ' .. value)
end

function withdraw()
  local value = getEditText('amountEdit', 'all')
  command('withdraw ' .. value)
end

function transfer()
  local window = getTransferWindow()
  local playerEdit = window:getChildById('playerEdit')
  local amountEdit = window:getChildById('transferAmountEdit')
  local playerName = playerEdit and playerEdit:getText() or ''
  local amount = amountEdit and amountEdit:getText() or ''
  if playerName == '' or amount == '' or playerName == PLAYER_PLACEHOLDER then
    command('history')
    return
  end
  command('transfer ' .. playerName .. ', ' .. amount)
  closeTransfer()
end