.wezterm.lua

-- Pull in the wezterm API
local wezterm = require 'wezterm'

-- This will hold the configuration.
local config = wezterm.config_builder()

-- This is where you actually apply your config choices

-- For example, changing the color scheme:
config.color_scheme = 'Pro'
config.font = wezterm.font 'CaskaydiaCove Nerd Font'
config.window_padding = {
  left = 2,
  right = 0,
  top = 0,
  bottom = 0,
}
config.cursor_blink_rate = 800

config.freetype_load_target = "Normal"
config.font_size = 10

config.use_fancy_tab_bar = false
config.show_new_tab_button_in_tab_bar = false
config.hide_tab_bar_if_only_one_tab = true

config.tab_max_width = 50
config.show_tab_index_in_tab_bar = false
config.switch_to_last_active_tab_when_closing_tab = true

config.window_decorations = "RESIZE"
config.window_close_confirmation = "NeverPrompt"

config.tab_bar_at_bottom = false

config.keys = {
  {
    key = 'w',
    mods = 'CTRL|SHIFT',
    action = wezterm.action.CloseCurrentTab { confirm = false },
  },
  {
    key = 'LeftArrow',
    mods = 'SUPER',
    action = wezterm.action.SplitPane {
      direction = 'Left',
      size = { Percent = 50 },
    },
  },
  {
    key = 'RightArrow',
    mods = 'SUPER',
    action = wezterm.action.SplitPane {
      direction = 'Right',
      size = { Percent = 50 },
    },
  },
  {
    key = 'UpArrow',
    mods = 'SUPER',
    action = wezterm.action.SplitPane {
      direction = 'Up',
      size = { Percent = 50 },
    },
  },
  {
    key = 'DownArrow',
    mods = 'SUPER',
    action = wezterm.action.SplitPane {
      direction = 'Down',
      size = { Percent = 50 },
    },
  },
  {
    key = 'w',
    mods = 'SUPER',
    action = wezterm.action.CloseCurrentPane { confirm = false },
  },
}

wezterm.on(
  'format-tab-title',
  function(tab, tabs, panes, config, hover, max_width)
    local title = tab.tab_title
    local pane = tab.active_pane
    local hostname = string.match(pane.title, "^([%w._-]+@[%w._-]+): ") .. ': '
    local path = string.gsub(pane.title, hostname, "")
    local str = ''

    if hostname == 'nicolas@notebook: ' then
      hostname = ''
    end
    
    local prefix = ''
    if tab.tab_index ~= -1 then
      prefix = '\x1b[32m#'..'\x1b[0m' .. tab.tab_index .. ': ' .. hostname
    end

    if (#prefix + #path) > config.tab_max_width then
      offset = (config.tab_max_width - #prefix)
      prefix = prefix .. '***'
      path = path:sub(#path - (offset - 3), 1000)
    end

    str = prefix .. path .. ' '
    return str
  end
)
-- and finally, return the configuration to wezterm
return config