.wezterm.lua

local wezterm = require 'wezterm'

--~~ customizing themes for translucency

local nordCoal = wezterm.get_builtin_color_schemes()['nord']
nordCoal.background = '#000000'

wezterm.on('toggle-opacity', function(window, pane)
	local overrides = window:get_config_overrides() or {}
	local opacity   = overrides.window_background_opacity or 1
	opacity = opacity + 0.5/8
	overrides.window_background_opacity = opacity > 1 and 0.5 or opacity
	window:set_config_overrides(overrides)
end)

wezterm.on('toggle-theme', function(window, pane)
	local themes    = {'nord-light', 'nordfox', 'nord-coal'}
	local overrides = window:get_config_overrides() or {}
	local themeID   = (((overrides.themeID or 1) + 1) % #themes) + 1
	overrides.themeID = themeID
	overrides.color_scheme = themes[themeID]
	window:set_config_overrides(overrides)
end)


--~~ clockwise (crtl-shift-]) and counter-clockwise (c-s-[) pane activation

-- wezerm.on('next-pane', function(window, pane)
	-- get the centers, sort them by angle around their centroid, move forward or backward
	-- https://wezfurlong.org/wezterm/config/lua/PaneInformation.html
	-- https://wezfurlong.org/wezterm/config/lua/keyassignment/PaneSelect.html
	-- https://wezfurlong.org/wezterm/config/lua/keyassignment/ActivatePaneByIndex.html
	-- https://wezfurlong.org/wezterm/config/lua/keyassignment/ActivatePaneDirection.html
-- end)



return {
	window_decorations = "RESIZE",

	default_cursor_style = 'BlinkingBar',
	animation_fps = 2,
	cursor_blink_ease_in = 'Constant',
	cursor_blink_ease_out = 'Constant',

	hide_tab_bar_if_only_one_tab = true,
	tab_bar_at_bottom = true,

	color_schemes = {
		['nord-coal'] = nordCoal,
	},
	color_scheme = 'Nord Coal',

	-- font = wezterm.font 'MesloLGS NF',
	font = wezterm.font 'Fira Code',
	font_rules = {
	-- Select a fancy italic font for italic text
		{
			italic = true,
			font = wezterm.font('Operator Mono', { weight = 325, style = "Italic"}),
		},
	},

	keys = {
		{
			key = '|', mods = 'CTRL|SHIFT',
			action = wezterm.action.SplitHorizontal { domain = 'CurrentPaneDomain' },
		},
		{
			key = 'Enter', mods = 'CTRL|SHIFT',
			action = wezterm.action.SplitVertical { domain = 'CurrentPaneDomain' },
		},
		{
			key = 'B', mods = 'CTRL',
			action = wezterm.action.EmitEvent 'toggle-opacity',
		},
		{
			key = 'P', mods = 'CTRL|SHIFT',
			action = wezterm.action.EmitEvent 'toggle-theme',
		}
	},
}