feat(tpipeline): implement the throttle mechanism for FocusGained e…

…vent

config/nvim/lua/plugins/tpipeline.lua

@@ -21,10 +21,10 @@ function M.config()
   local augroup = vim.api.nvim_create_augroup("dotfiles_tpipeline_integration", { clear = true })
 
   -- cache status-bg
-  local status_bg = nil
+  local neovim_status_style = nil
   local function update_status_bg()
     local bg = require("core.utils").get_hl("Normal").bg
-    status_bg = string.format("bg=%s,fg=%s", bg, bg)
+    neovim_status_style = string.format("bg=%s,fg=%s", bg, bg)
   end
   vim.schedule(update_status_bg)
 
@@ -45,6 +45,14 @@ function M.config()
     vim.system { "tmux", "set-option", "-u", opt }
   end
 
+  -- set window name to current directory
+  local function set_tmux_window_name_to_cwd()
+    local ok, cwd = pcall(vim.fn.fnamemodify, vim.uv.cwd(), ":t")
+    if ok and cwd then
+      vim.system { "tmux", "rename-window", cwd }
+    end
+  end
+
   -- update tmux status by neovim statusline
   vim.api.nvim_create_autocmd({ "DiagnosticChanged", "RecordingEnter" }, {
     desc = "update tpipeline",
@@ -63,16 +71,21 @@ function M.config()
   -- matched tmux status style and statusline
   vim.api.nvim_create_autocmd({ "ColorScheme", "FocusGained" }, {
     callback = function()
-      vim.schedule(function()
-        if tmux_status_style ~= status_bg then
-          set_tmux_status_style(status_bg)
-        end
-      end)
-
       vim.api.nvim_create_autocmd({ "CursorHold", "CursorHoldI" }, {
         once = true,
         group = vim.api.nvim_create_augroup("dotfiles_force_update_tpipeline", { clear = true }),
-        command = "call tpipeline#forceupdate()",
+        callback = function()
+          -- color
+          if tmux_status_style ~= neovim_status_style then
+            set_tmux_status_style(neovim_status_style)
+          end
+
+          -- window name
+          set_tmux_window_name_to_cwd()
+
+          -- statusline
+          vim.fn["tpipeline#forceupdate"]()
+        end,
       })
     end,
     group = augroup,
@@ -81,7 +94,7 @@ function M.config()
   -- reset tmux status style
   vim.api.nvim_create_autocmd("FocusLost", {
     callback = function()
-      if tmux_status_style then
+      if tmux_status_style ~= neovim_status_style then
         unset_tmux_option("status-style")
       end
     end,
@@ -90,12 +103,7 @@ function M.config()
 
   -- rename tmux window with CWD
   vim.api.nvim_create_autocmd("DirChanged", {
-    callback = function()
-      local ok, cwd = pcall(vim.fn.fnamemodify, vim.uv.cwd(), ":t")
-      if ok and cwd then
-        vim.system { "tmux", "rename-window", cwd }
-      end
-    end,
+    callback = set_tmux_window_name_to_cwd,
     group = augroup,
   })