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lua/airsave/init.lua

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+-- airsave.nvim - Auto save plugin for Neovim
+-- Converted from airsave.vim to Lua
+
+local M = {}
+
+-- Default configuration
+M.config = {
+  auto_write = false,
+  no_silent = false,
+  events = { 'TextChanged', 'CursorHold', 'InsertLeave' },
+}
+
+local augroup_id = nil
+
+-- Start auto save
+function M.start()
+  if augroup_id then
+    M.stop()
+  end
+  
+  augroup_id = vim.api.nvim_create_augroup('AirSaveNvim', { clear = true })
+  
+  local events = M.config.events
+  
+  vim.api.nvim_create_autocmd(events, {
+    group = augroup_id,
+    pattern = '*',
+    callback = function()
+      -- Only save if buffer is modified, not special buffer type, and has a filename
+      if vim.bo.modified and vim.bo.buftype == '' and vim.fn.expand('%') ~= '' then
+        if M.config.no_silent then
+          vim.cmd('update')
+        else
+          vim.cmd('silent! update')
+        end
+      end
+    end,
+  })
+end
+
+-- Stop auto save
+function M.stop()
+  if augroup_id then
+    vim.api.nvim_del_augroup_by_id(augroup_id)
+    augroup_id = nil
+  end
+end
+
+-- Check if auto save is running
+function M.is_running()
+  return augroup_id ~= nil
+end
+
+-- Setup function for configuration
+function M.setup(opts)
+  M.config = vim.tbl_deep_extend('force', M.config, opts or {})
+  
+  if M.config.auto_write then
+    M.start()
+  end
+end
+
+return M