My hammerspoon configuration

init.lua

-- Move windows between screens
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "P", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	win:moveToScreen(win:screen():next())
end)

-- Maximize windows
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "F", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x
	f.y = max.y
	f.w = max.w
	f.h = max.h
	win:setFrame(f)
end)

-- Maximize window to left 50%
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "Left", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x
	f.y = max.y
	f.w = max.w / 2
	f.h = max.h
	win:setFrame(f)
end)


-- Maximize window to right 50%
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "Right", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x + (max.w / 2)
	f.y = max.y
	f.w = max.w / 2
	f.h = max.h
	win:setFrame(f)
end)


-- Maximize window to middle 50%
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "h", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x + (max.w / 4)
	f.y = max.y
	f.w = max.w / 2
	f.h = max.h
	win:setFrame(f)
end)

-- Maximize window to top 50%
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "Up", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x
	f.y = max.y
	f.w = max.w
	f.h = max.h / 2
	win:setFrame(f)
end)

-- Maximize window to bottom 50%
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "Down", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x
	f.y = max.y + (max.h / 2)
	f.w = max.w
	f.h = max.h / 2
	win:setFrame(f)
end)

-- Maximize window to left top
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "I", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x
	f.y = max.y
	f.w = max.w / 2
	f.h = max.h / 2
	win:setFrame(f)
end)

-- Maximize window to left bottom
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "K", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x
	f.y = max.y + (max.h / 2)
	f.w = max.w / 2
	f.h = max.h / 2
	win:setFrame(f)
end)

-- Maximize window to right top
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "O", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x + (max.w / 2)
	f.y = max.y
	f.w = max.w / 2
	f.h = max.h / 2
	win:setFrame(f)
end)

-- Maximize window to right bottom
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "L", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local f = win:frame()
	local screen = win:screen()
	local max = screen:frame()

	f.x = max.x + (max.w / 2)
	f.y = max.y + (max.h / 2)
	f.w = max.w / 2
	f.h = max.h / 2
	win:setFrame(f)
end)

-- Close all but focused window in application
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "W", function()
	local win = hs.window.focusedWindow()
	if not win then
		return
	end
	local allAppWindows = hs.application.frontmostApplication():allWindows()
	for _, aWindow in ipairs(allAppWindows) do
	    if aWindow ~= win then 
			aWindow:close()
		end
	end
end)

--- Play/pause Spotify
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "s", function()
	if hs.spotify.getPlaybackState() == hs.spotify.state_paused or hs.spotify.getPlaybackState() == hs.spotify.state_stopped then
		hs.spotify.play()
	else
		hs.spotify.pause()
	end
	hs.spotify.displayCurrentTrack()
end)

-- Play discover weekly in Spotify
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "d", function()
	hs.osascript.applescript([[
		tell application "Spotify"
		play track "spotify:playlist:YOUR_ID_HERE"
		end tell
	]])
	hs.spotify.displayCurrentTrack()
end)

-- Open personal zoom room
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "z", function()
	hs.urlevent.openURL("https://YOUR_ZOOM_ROOM_URL_HERE")
	hs.pasteboard.setContents("https://YOUR_ZOOM_ROOM_URL_HERE")
end)

-- Write short email sig
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "c", function()
	hs.pasteboard.setContents(" - Clemens")
end)


--- Insert timestamp at cursor
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "t", function()  
  local dateString = os.date('%d/%m %Y')
  hs.eventtap.keyStrokes(dateString)
end)