Update WezTerm configuration to leverage its multiplexer

src/shell/config/wezterm/appearance.lua

@@ -0,0 +1,16 @@
+local wezterm = require 'wezterm'
+
+local module = {}
+
+-- Check if the current appearance is dark mode
+function module.is_dark()
+  if wezterm.gui then
+    -- Return true if the appearance contains "Dark"
+    return wezterm.gui.get_appearance():find("Dark")
+  end
+
+  -- Default to true (dark mode) if wezterm.gui is not available
+  return true
+end
+
+return module

src/shell/config/wezterm/panes.lua

@@ -0,0 +1,22 @@
+local wezterm = require 'wezterm'
+
+local module = {}
+
+-- Define a keybinding to move a pane in a specified direction
+function module.move_pane(key, direction)
+  return {
+    key = key,
+    mods = 'LEADER',
+    action = wezterm.action.ActivatePaneDirection(direction),
+  }
+end
+
+-- Define a keybinding to resize a pane in a specified direction
+function module.resize_pane(key, direction)
+  return {
+    key = key,
+    action = wezterm.action.AdjustPaneSize { direction, 2 }
+  }
+end
+
+return module

src/shell/config/wezterm/projects.lua

@@ -0,0 +1,44 @@
+local wezterm = require 'wezterm'
+
+local module = {}
+local base_dir = wezterm.home_dir .. '/Code/*'
+
+-- Gather all the directories in the base_dir
+local function project_dirs()
+  local projects = {}
+
+  -- Use wezterm.glob to list all directories in base_dir and add them to the projects table
+  for _, dir in ipairs(wezterm.glob(base_dir .. '/*')) do
+    table.insert(projects, dir)
+  end
+
+  return projects
+end
+
+-- Allow the user to choose a project directory using an input selector
+function module.choose_project()
+  local choices = {}
+
+  -- Populate the choices table with directory labels returned by project_dirs()
+  for _, value in ipairs(project_dirs()) do
+    table.insert(choices, { label = value })
+  end
+
+  -- Display an input selector with the available projects
+  return wezterm.action.InputSelector {
+    title = "Projects",            -- Set the title of the selector window
+    choices = choices,             -- Provide the list of available projects
+    fuzzy = true,                  -- Enable fuzzy matching for easier searching
+    action = wezterm.action_callback(function(child_window, child_pane, id, label)
+      if not label then return end -- Ensure a valid label is selected
+
+      -- Switch to the selected workspace, using the project name as the workspace name
+      child_window:perform_action(wezterm.action.SwitchToWorkspace {
+        name = label:match("([^/]+)$"), -- Extract the last part of the path as the workspace name
+        spawn = { cwd = label },        -- Set the working directory to the selected project
+      }, child_pane)
+    end),
+  }
+end
+
+return module

src/shell/config/wezterm/wezterm.lua

@@ -1,23 +1,152 @@
 local wezterm = require 'wezterm'
-local act = wezterm.action
+local projects = require 'projects'
+local appearance = require 'appearance'
+local panes = require 'panes'
 
-return {
-	-- Hide tab bar, since we use tmux
-	enable_tab_bar = false,
+local config = wezterm.config_builder()
 
-	-- Remove vertical padding
-	window_padding = {
-    top = 0,
-    bottom = 0,
-  },
+-- Set the default cursor style to a blinking underline
+config.default_cursor_style = 'BlinkingUnderline'
+
+-- Set the color scheme to 'Halcyon'
+config.color_scheme = 'Halcyon'
 
-	-- Use a nerd font
-	font = wezterm.font 'MonoLisa Nerd Font',
-	font_size = 12.0,
+-- Set the font to 'MonoLisa Nerd Font'
+config.font = wezterm.font({ family = 'MonoLisa Nerd Font' })
 
-	-- Set color scheme
-	color_scheme = 'Halcyon',
+-- Set the window background opacity and macOS window background blur
+config.window_background_opacity = 0.98
+config.macos_window_background_blur = 25
 
-  -- Set cursor style
-  default_cursor_style = "BlinkingUnderline",
+-- Configure the window decorations
+config.window_decorations = 'RESIZE|INTEGRATED_BUTTONS'
+
+-- Configure the window frame font and font size
+config.window_frame = {
+  font = wezterm.font({ family = 'MonoLisa Nerd Font', weight = 'Bold' }),
+  font_size = 11,
 }
+
+-- Set the leader key to 'CTRL+a' with a timeout of 1000 milliseconds
+config.leader = { key = 'a', mods = 'CTRL', timeout_milliseconds = 1000 }
+
+-- Define keybindings for various actions
+config.keys = {
+  -- Split the pane horizontally
+  {
+    key = '|',
+    mods = 'LEADER',
+    action = wezterm.action.SplitHorizontal { domain = 'CurrentPaneDomain' },
+  },
+  -- Split the pane vertically
+  {
+    key = '-',
+    mods = 'LEADER',
+    action = wezterm.action.SplitVertical { domain = 'CurrentPaneDomain' },
+  },
+  -- Send 'CTRL+a' to the terminal
+  {
+    key = 'a',
+    mods = 'LEADER|CTRL',
+    action = wezterm.action.SendKey { key = 'a', mods = 'CTRL' },
+  },
+  -- Activate the resize panes key table
+  {
+    key = 'r',
+    mods = 'LEADER',
+    action = wezterm.action.ActivateKeyTable {
+      name = 'resize_panes',
+      one_shot = false,
+      timeout_milliseconds = 1000,
+    }
+  },
+  -- Trigger project selection using the LEADER+p keybinding
+  {
+    key = 'p',
+    mods = 'LEADER',
+    action = projects.choose_project(),
+  },
+  -- Show the launcher with fuzzy matching and workspaces using LEADER+f
+  {
+    key = 'f',
+    mods = 'LEADER',
+    action = wezterm.action.ShowLauncherArgs { flags = 'FUZZY|WORKSPACES' },
+  },
+
+  -- Define keybindings for moving the pane
+  panes.move_pane('j', 'Down'),
+  panes.move_pane('k', 'Up'),
+  panes.move_pane('h', 'Left'),
+  panes.move_pane('l', 'Right'),
+}
+
+-- Define key tables for resizing panes
+config.key_tables = {
+  resize_panes = {
+    panes.resize_pane('j', 'Down'),
+    panes.resize_pane('k', 'Up'),
+    panes.resize_pane('h', 'Left'),
+    panes.resize_pane('l', 'Right'),
+  },
+}
+
+-- Define a function to generate segments for the right status bar
+local function segments_for_right_status(window)
+  return {
+    window:active_workspace(),
+    wezterm.strftime('%a %b %-d %H:%M:%S'),
+    wezterm.hostname(),
+  }
+end
+
+-- Update the status bar when the 'update-status' event is triggered
+wezterm.on('update-status', function(window, _)
+  local SEPARATOR = wezterm.nerdfonts.ple_lower_right_triangle
+  local segments = segments_for_right_status(window)
+
+  local color_scheme = window:effective_config().resolved_palette
+
+  local bg = wezterm.color.parse(color_scheme.background)
+  local fg = wezterm.color.parse(color_scheme.foreground)
+
+  local gradient_to = bg
+  local gradient_from
+
+  -- Determine the gradient color based on the appearance (dark or light)
+  if appearance.is_dark() then
+    gradient_from = gradient_to:lighten(0.2)
+  else
+    gradient_from = gradient_to:darken(0.2)
+  end
+
+  -- Create a horizontal gradient based on the number of segments
+  local gradient = wezterm.color.gradient(
+    {
+      orientation = 'Horizontal',
+      colors = { gradient_from, gradient_to },
+    },
+    #segments
+  )
+
+  local elements = {}
+
+  -- Build the status bar elements from the segments
+  for i, seg in ipairs(segments) do
+    local is_first = i == 1
+
+    if is_first then
+      table.insert(elements, { Background = { Color = 'none' } })
+    end
+    table.insert(elements, { Foreground = { Color = gradient[i] } })
+    table.insert(elements, { Text = SEPARATOR })
+
+    table.insert(elements, { Foreground = { Color = fg } })
+    table.insert(elements, { Background = { Color = gradient[i] } })
+    table.insert(elements, { Text = ' ' .. seg .. ' ' })
+  end
+
+  -- Set the right status with the formatted elements
+  window:set_right_status(wezterm.format(elements))
+end)
+
+return config