dotfiles/scripts/keybindings.lua

#!/usr/bin/env lua
-- This is where you add the bindings. Entries contain three strings: 1 - name, 2 - shell command, and 3 - keybinding.
local entries = {
	{
		"Toggle terminal transparency",
		"${HOME}/scripts/toggle-term-transparency.sh",
		"<Primary>dead_acute",
	},
	{
		"Toggle bg",
		"${HOME}/scripts/switch-bg.sh t",
		"<Primary>ccedilla",
	},
}
---add " marks to either end of a string
---@param str string
---@return string
local addDoubleQuotes = function(str)
	return '"' .. str .. '"'
end
---add ' marks to either end of a string
---@param str string
local addSingleQuotes = function(str)
	return "'" .. str .. "'"
end
---add square brackets to either end of a string
---@param str string
local addSquareBrackets = function(str)
	return "[" .. str .. "]"
end
---add [ ]s and 's for bindings array
---@param str string
---@return string
local makeBindings = function(str)
	return addDoubleQuotes(addSquareBrackets(addSingleQuotes(str)))
	-- return "\"['" .. str .. "']\""
end
-- create and set custom_list. Gsettings needs this in order to create bindings before they can be modified.
local custom_list = '"['
for i, _ in pairs(entries) do
	custom_list = custom_list .. "'custom" .. (i - 1) .. "',"
end
-- remove last comma, close bracket etc
custom_list = custom_list:sub(1, custom_list:len() - 1) .. ']"'
os.execute("gsettings set org.cinnamon.desktop.keybindings custom-list " .. custom_list)
-- set bindings
---set bindings via gsettings
---@param index integer
---@param name string
---@param command string
---@param binding string
local gset = function(index, name, command, binding)
	local cmd = "gsettings set org.cinnamon.desktop.keybindings.custom-keybinding:/org/cinnamon/desktop/keybindings/custom-keybindings/custom"
		.. index
		.. "/ name "
		.. addDoubleQuotes(name)
	os.execute(cmd)
	cmd = "gsettings set org.cinnamon.desktop.keybindings.custom-keybinding:/org/cinnamon/desktop/keybindings/custom-keybindings/custom"
		.. index
		.. "/ command "
		.. addDoubleQuotes(command)
	os.execute(cmd)
	cmd = "gsettings set org.cinnamon.desktop.keybindings.custom-keybinding:/org/cinnamon/desktop/keybindings/custom-keybindings/custom"
		.. index
		.. "/ binding "
		.. makeBindings(binding)
	os.execute(cmd)
end
for i, entry in pairs(entries) do
	gset(i - 1, entry[1], entry[2], entry[3])
end
print("REMEMBER: Cinnamon has to be restarted (ctrl+alt+esc) before these changes will take effect!")