init.lua

-- Config ----------------------------------------------------------------------
-- Console
hs.console.darkMode(true)
-- Global config reload
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "R", function()
  -- TODO hs.alert.show("Config reloaded")
  hs.reload()
end)

-- Init ------------------------------------------------------------------------
-- TODO Module loading pattern

-- Wifi ------------------------------------------------------------------------
wifiWatcher = nil
homeSSID = "NETGEAR97"
workSSIDs = {"jazz", "TechnoWLAN"}
lastSSID = hs.wifi.currentNetwork()
wifiMenu = hs.menubar.new()

function ssidMenuMessage(newSSID)
  if newSSID then
    return newSSID
  else 
    return "Not connected"
  end
end

wifiMenu:setTitle(ssidMenuMessage(hs.wifi.currentNetwork()))

jnConnect = [[
  tell application "Viscosity"
    connect "JN"
  end
]]

function ssidChangedCallback()
  local newSSID = hs.wifi.currentNetwork()

  -- AutoVolume
  -- Automatically set the volume to 0 when leaving the home wifi and when the
  -- machine goes to sleep.
  if newSSID == homeSSID and lastSSID ~= homeSSID then
    -- We just joined our home WiFi network
  elseif newSSID ~= homeSSID and lastSSID == homeSSID then
    -- We just departed our home WiFi network
  elseif newSSID ~= homeSSID then
    -- We just joined a new WiFi network that isn't our home one
    hs.audiodevice.defaultOutputDevice():setVolume(0)
  end

  -- Connect to VPN when at work -
  for _, v in ipairs(workSSIDs) do
      if v == newSSID then
        _, _, _ = hs.osascript.applescript(jnConnect)
      end
  end

  lastSSID = newSSID

  -- Show SSID in menu bar -----------------------------------------------------
  wifiMenu:setTitle(ssidMenuMessage(newSSID))
end

wifiWatcher = hs.wifi.watcher.new(ssidChangedCallback)
wifiWatcher:start()

-- AutoVolume ------------------------------------------------------------------

function sleepWatch(eventType)
  if (eventType == hs.caffeinate.watcher.systemWillSleep or eventType == hs.caffeinate.watcher.systemDidWake) then
    hs.audiodevice.defaultOutputDevice():setVolume(0)
  end
end

sleepWatcher = hs.caffeinate.watcher.new(sleepWatch)
sleepWatcher:start()

-- Window management ------------------------------------------------------
-- TODO Replace Spectacle

-- Window Switcher
switcher = hs.window.switcher.new(
  hs.window.filter.new():setCurrentSpace(true):setDefaultFilter()
)
switcher.ui.showThumbnails = false

hs.hotkey.bind('alt', 'tab', 'Next window', function() switcher:next() end)
hs.hotkey.bind('alt-shift', 'tab', 'Prev window',function() switcher:previous() end)