.wezterm.lua

-- Load wezterm API and get config object
local wezterm = require("wezterm")
local config = wezterm.config_builder()

-------------------- appearance --------------------
-- config.default_cursor_style = 'BlinkingBlock'
config.enable_scroll_bar = true
-- config.color_scheme = "tokyonight_moon"
config.color_scheme = "Catppuccin Mocha"
-- window transparency
config.window_background_opacity = 0.9
config.macos_window_background_blur = 10
-- config.background = {
--   {
--     source = {
--       File = '~/path/to/wallpaper.png',
--     },
--   }
-- }
config.window_decorations = "TITLE | RESIZE"
config.use_fancy_tab_bar = false
config.enable_tab_bar = true
config.show_tab_index_in_tab_bar = true
config.hide_tab_bar_if_only_one_tab = false
config.inactive_pane_hsb = {
	saturation = 0.9,
	brightness = 0.8,
}

-- font and window
-- config.font = wezterm.font("CaskaydiaCove Nerd Font")
config.font = wezterm.font("JetBrainsMono Nerd Font")
config.font_size = 13
config.initial_cols = 130
config.initial_rows = 35

-- default shell
config.set_environment_variables = {
	-- COMSPEC = 'C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe',
	COMSPEC = "zsh",
}

-------------------- utils --------------------
local function is_found(str, pattern)
	return string.find(str, pattern) ~= nil
end
local function what_platform()
	local is_win = is_found(wezterm.target_triple, "windows")
	local is_linux = is_found(wezterm.target_triple, "linux")
	local is_mac = is_found(wezterm.target_triple, "apple")
	local os = is_win and "windows" or is_linux and "linux" or is_mac and "mac" or "unknown"
	return {
		os = os,
		is_win = is_win,
		is_linux = is_linux,
		is_mac = is_mac,
	}
end

-------------------- keybindings --------------------
local mod = {}
local platform = what_platform()
if platform.is_mac then
	mod.SUPER = "SUPER"
	mod.SUPER_REV = "SUPER|CTRL"
elseif platform.is_win or platform.is_linux then
	mod.SUPER = "ALT" -- to not conflict with Windows key shortcuts
	mod.SUPER_REV = "ALT|CTRL"
end

local act = wezterm.action
config.leader = { key = "Space", mods = mod.SUPER_REV, timeout_milliseconds = 1000 }
config.keys = {
	{ key = "q", mods = "LEADER", action = act.QuitApplication },
	{ key = "F11", mods = "NONE", action = act.ToggleFullScreen },
	-- Pane
	{ key = "h", mods = mod.SUPER, action = act.SplitHorizontal({ domain = "CurrentPaneDomain" }) },
	{ key = "v", mods = mod.SUPER, action = act.SplitVertical({ domain = "CurrentPaneDomain" }) },
	{ key = "q", mods = mod.SUPER, action = act.CloseCurrentPane({ confirm = false }) },
	{ key = "z", mods = mod.SUPER, action = act.TogglePaneZoomState },
	{ key = "LeftArrow", mods = mod.SUPER, action = act.ActivatePaneDirection("Left") },
	{ key = "RightArrow", mods = mod.SUPER, action = act.ActivatePaneDirection("Right") },
	{ key = "UpArrow", mods = mod.SUPER, action = act.ActivatePaneDirection("Up") },
	{ key = "DownArrow", mods = mod.SUPER, action = act.ActivatePaneDirection("Down") },
	-- Tab
	{ key = "LeftArrow", mods = "CTRL|SHIFT", action = act.ActivateTabRelative(-1) },
	{ key = "RightArrow", mods = "CTRL|SHIFT", action = act.ActivateTabRelative(1) },
	{ key = "[", mods = mod.SUPER, action = act.ActivateTabRelative(-1) },
	{ key = "]", mods = mod.SUPER, action = act.ActivateTabRelative(1) },
	{ key = "[", mods = mod.SUPER_REV, action = act.MoveTabRelative(-1) },
	{ key = "]", mods = mod.SUPER_REV, action = act.MoveTabRelative(1) },
	-- CTRL+SHIFT+T to create new Tab.
	{ key = "t", mods = "CTRL|SHIFT", action = act.SpawnTab("DefaultDomain") },
	-- CTRL+SHIFT+W to close current Tab.
	{ key = "w", mods = "CTRL|SHIFT", action = act.CloseCurrentTab({ confirm = false }) },
	-- CTRL+SHIFT+N to create new window.
	{ key = "n", mods = "CTRL|SHIFT", action = act.SpawnWindow },
}

-- Quickly jump between tabs
for i = 1, 9 do
	table.insert(config.keys, {
		key = tostring(i),
		mods = mod.SUPER,
		action = act.ActivateTab(i - 1),
	})
end

-------------------- mouse actions --------------------
config.mouse_bindings = {
	-- copy the selection
	{
		event = { Up = { streak = 1, button = "Left" } },
		mods = mod.SUPER,
		action = act.CompleteSelection("ClipboardAndPrimarySelection"),
	},

	-- Open HyperLink
	{
		event = { Up = { streak = 1, button = "Left" } },
		mods = "CTRL",
		action = act.OpenLinkAtMouseCursor,
	},
}

-- and finally, return the configuration to wezterm
return config