refactor: moved close shared warning to autocmds

lua/core/autocmds.lua

@@ -11,3 +11,39 @@ vim.api.nvim_create_autocmd('TextYankPost', {
     vim.hl.on_yank()
   end,
 })
+
+-- Warn when trying to quit a shared tmux session
+local function is_shared_session()
+  local tmux = vim.env.TMUX
+  if not tmux or tmux == '' then
+    return false
+  end
+
+  -- Check if session name contains "-nvim-shared"
+  local handle = io.popen "tmux display-message -p '#{session_name}' 2>/dev/null"
+  if handle then
+    local session_name = handle:read('*a'):gsub('\n', '')
+    handle:close()
+    return session_name:match '%-nvim%-shared$' ~= nil
+  end
+  return false
+end
+
+-- Override quit commands for shared sessions
+vim.api.nvim_create_autocmd('VimLeavePre', {
+  group = augroup 'shared_session_warning',
+  callback = function()
+    if is_shared_session() then
+      vim.ui.input({
+        prompt = '⚠️ Are you sure you want to close a shared session? ',
+      }, function(input)
+        if not input or input:lower() ~= 'y' then
+          -- Cancel the quit
+          vim.fn.feedkeys(vim.api.nvim_replace_termcodes('<C-c>', true, false, true), 'n', false)
+          error 'Quit cancelled'
+        end
+      end)
+    end
+  end,
+})
+

lua/core/options.lua

@@ -66,53 +66,3 @@ vim.opt.cursorline = true
 
 -- Minimal number of screen lines to keep above and below the cursor
 vim.opt.scrolloff = 10
-
--- Function to check if running in a shared tmux session
-local function is_shared_tmux_session()
-  if not vim.env.TMUX then
-    return false
-  end
-  
-  local handle = io.popen('tmux list-sessions -F "#{session_name}:#{session_attached}" 2>/dev/null')
-  if not handle then
-    return false
-  end
-  
-  local current_session = vim.fn.system('tmux display-message -p "#S"'):gsub('\n', '')
-  local output = handle:read('*a')
-  handle:close()
-  
-  -- Check if session name contains "shared" (case insensitive)
-  if current_session:lower():find('shared') then
-    return true
-  end
-  
-  -- Also check if multiple users are attached
-  for line in output:gmatch('[^\r\n]+') do
-    local session_name, attached_count = line:match('([^:]+):(%d+)')
-    if session_name == current_session and tonumber(attached_count) > 1 then
-      return true
-    end
-  end
-  
-  return false
-end
-
--- Warn before quitting if in a shared tmux session
-vim.api.nvim_create_autocmd('VimLeavePre', {
-  callback = function()
-    if is_shared_tmux_session() then
-      local choice = vim.fn.confirm(
-        'You are in a shared tmux session. Other users may be affected.\nDo you really want to quit?',
-        '&Yes\n&No',
-        2  -- Default to No
-      )
-      -- vim.fn.confirm returns 1 for Yes, 2 for No, 0 for Esc
-      -- The & makes Y/y and N/n work as shortcuts (case-insensitive)
-      if choice ~= 1 then
-        return  -- Prevent quit unless explicitly choosing Yes
-      end
-    end
-  end,
-})
-