-- A very dumb but functional way to switch between light and dark colourschemes.
-- Also with build in theme.sh integration.

local function invertTheme()
	if vim.o.background == 'dark' then
		vim.o.background = 'light'
	else
		vim.o.background = 'dark'
	end
end

vim.keymap.set('n', '<leader>i', invertTheme, { desc = 'Invert colourscheme' })

if vim.fn.executable('theme.sh') and vim.fn.exists('~/.config/.theme_history') then
	local currentTheme = vim.fn.system('theme.sh -l | tail -n1', 'silent'):gsub('\n', '')
	local lightThemes = vim.fn.systemlist('theme.sh --light -l')

	if vim.tbl_contains(lightThemes, currentTheme) then
		print('setting light because theme ' .. currentTheme)
		vim.o.background = 'light'
	else
		vim.o.background = 'dark'
	end
end