Hammerspoon Config

init.lua

-- ~/.config/hammerspoon/init.lua
-- 
----------------------------------------------------------------------
-- Hammerspoon configuration file
----------------------------------------------------------------------

-- Enable ICP and install the Hammerspoon cli "hs" to /usr/local/bin
require("hs.ipc")
hs.ipc.cliInstall()

hs.dockicon.hide()


-- Create a new hammerspoon pathwatcher for the hammerspoon configuration dir
-- usually $HOME/.hammerspoon and call hammerspoon reload on changes
function check_and_reload(paths, flagTables)
    for k, v in pairs(paths) do
        local url_parts = hs.http.urlParts(v)
        if url_parts["pathExtension"] == "lua" then
            print("Lua file change detected: " .. v)
            print("Reloading Hammerspoon")
            hs.reload()
        end
    end
end
hs.pathwatcher.new(hs.configdir, check_and_reload):start()

----------------------------------------------------------------------
-- === global configuration ===
----------------------------------------------------------------------
-- keyboard shortcuts

hyper       = {"cmd","alt","ctrl"}
----------------------------------------------------------------------
-- app config

function getBundleID(app)
  return hs.application.infoForBundlePath(app)['CFBundleIdentifier']
end

local appHotKeys = {
  s = "Alacritty.app",
  w = "Vivaldi.app",
  v = "music.app",
}

local launchOrFocus = function(appName)
    return function()
        hs.application.launchOrFocus(appName)
    end
end

for key, app in pairs(appHotKeys) do
  hs.hotkey.bind(hyper, key, launchOrFocus(app))
end

function window_minimize()
  local window = hs.window.focusedWindow()
  window:minimize()
end

hs.hotkey.bind(hyper, "-", function()
  hs.reload()
  hs.notify.new({title="Hammerspoon", informativeText="Configuration reloaded"}):send()
end)