dotfiles/.config/wezterm/wezterm.lua

local wezterm = require("wezterm")
local config = {}
if wezterm.config_builder then
	config = wezterm.config_builder()
end

local function env_number(name, fallback)
	local raw = os.getenv(name)
	local parsed = raw and tonumber(raw) or nil
	if parsed == nil then
		return fallback
	end
	return parsed
end
-- Basic settings
config.automatically_reload_config = true
config.window_close_confirmation = "NeverPrompt"
config.adjust_window_size_when_changing_font_size = false
config.window_decorations = "RESIZE"
config.check_for_updates = false
config.use_fancy_tab_bar = false
config.tab_bar_at_bottom = false
config.enable_tab_bar = false
-- Font configuration
config.font_size = env_number("WEZTERM_FONT_SIZE", 16)
config.font = wezterm.font("JetBrains Mono", { weight = "Regular" })
config.bold_brightens_ansi_colors = true
config.force_reverse_video_cursor = false
local function resolve_theme_name()
	local value = (os.getenv("WEZTERM_THEME") or "dragon"):lower()
	local aliases = {
		wave = "wave",
		dragon = "dragon",
		["kanagawa-wave"] = "wave",
		["kanagawa-dragon"] = "dragon",
	}
	return aliases[value] or "dragon"
end

local themes = {
	wave = {
		foreground = "#dcd7ba",
		background = "#1f1f28",
		cursor_bg = "#c8c093",
		cursor_fg = "#c8c093",
		cursor_border = "#c8c093",
		selection_fg = "#c8c093",
		selection_bg = "#2d4f67",
		scrollbar_thumb = "#16161d",
		split = "#54546d",
		ansi = {
			"#090618",
			"#c34043",
			"#76946a",
			"#c0a36e",
			"#7e9cd8",
			"#957fb8",
			"#6a9589",
			"#c8c093",
		},
		brights = {
			"#727169",
			"#e82424",
			"#98bb6c",
			"#e6c384",
			"#7fb4ca",
			"#938aa9",
			"#7aa89f",
			"#dcd7ba",
		},
		indexed = {
			[16] = "#ffa066",
			[17] = "#ff5d62",
		},
	},
	dragon = {
		foreground = "#c5c9c5",
		background = "#181616",
		cursor_bg = "#c5c9c5",
		cursor_fg = "#181616",
		cursor_border = "#c5c9c5",
		selection_fg = "#c5c9c5",
		selection_bg = "#2d4f67",
		scrollbar_thumb = "#12120f",
		split = "#625e5a",
		ansi = {
			"#0d0c0c",
			"#c4746e",
			"#87a987",
			"#c4b28a",
			"#8ba4b0",
			"#a292a3",
			"#8ea4a2",
			"#c5c9c5",
		},
		brights = {
			"#727169",
			"#e46876",
			"#8a9a7b",
			"#c0a36e",
			"#7fb4ca",
			"#938aa9",
			"#7aa89f",
			"#c5c9c5",
		},
		indexed = {
			[16] = "#b6927b",
			[17] = "#b98d7b",
		},
	},
}

config.colors = themes[resolve_theme_name()] or themes.dragon
-- Window padding
config.window_padding = {
	left = 8,
	right = 8,
	top = 8,
	bottom = 8,
}
-- Window transparency
config.window_background_opacity = env_number("WEZTERM_WINDOW_OPACITY", 0.80)
-- Keep text cells opaque by default; transparent text backgrounds can show
-- grid/dot artifacts on some GPU/compositor combinations.
config.text_background_opacity = env_number("WEZTERM_TEXT_OPACITY", 1.0)
-- Performance
config.scrollback_lines = 10000
config.enable_scroll_bar = false
-- Cursor
config.default_cursor_style = "BlinkingBar"
config.cursor_blink_rate = 500
config.cursor_blink_ease_in = "Constant"
config.cursor_blink_ease_out = "Constant"
-- Key bindings
config.keys = {
	{ key = "Enter", mods = "CTRL", action = wezterm.action({ SendString = "\x1b[13;5u" }) },
	{ key = "Enter", mods = "SHIFT", action = wezterm.action({ SendString = "\x1b[13;2u" }) },
	-- Navigate splits
	{ key = "h", mods = "CTRL|SHIFT", action = wezterm.action.ActivatePaneDirection("Left") },
	{ key = "l", mods = "CTRL|SHIFT", action = wezterm.action.ActivatePaneDirection("Right") },
	{ key = "k", mods = "CTRL|SHIFT", action = wezterm.action.ActivatePaneDirection("Up") },
	{ key = "j", mods = "CTRL|SHIFT", action = wezterm.action.ActivatePaneDirection("Down") },
	-- Split panes
	{ key = "|", mods = "CTRL|SHIFT", action = wezterm.action.SplitHorizontal({ domain = "CurrentPaneDomain" }) },
	{ key = "_", mods = "CTRL|SHIFT", action = wezterm.action.SplitVertical({ domain = "CurrentPaneDomain" }) },
	-- Close pane
	{ key = "w", mods = "CTRL|SHIFT", action = wezterm.action.CloseCurrentPane({ confirm = false }) },
	-- Zoom pane
	{ key = "z", mods = "CTRL|SHIFT", action = wezterm.action.TogglePaneZoomState },
	{ key = "f", mods = "SHIFT|CTRL", action = wezterm.action.ToggleFullScreen },
}
-- Hyperlink rules
config.hyperlink_rules = {
	{ regex = "\\((\\w+://\\S+)\\)", format = "$1", highlight = 1 },
	{ regex = "\\[(\\w+://\\S+)\\]", format = "$1", highlight = 1 },
	{ regex = "\\{(\\w+://\\S+)\\}", format = "$1", highlight = 1 },
	{ regex = "<(\\w+://\\S+)>", format = "$1", highlight = 1 },
	{ regex = "[^(]\\b(\\w+://\\S+[)/a-zA-Z0.9-]+)", format = "$1", highlight = 1 },
	{ regex = "\\b\\w+@[\\w-]+(\\.[\\w-]+)+\\b", format = "mailto:$0" },
}
-- Window size
config.initial_rows = 34
config.initial_cols = 135
return config