chore(Autocommand): refactor and also add auto save cmd

lua/aquila/core/autocommands/auto-save.lua

@@ -0,0 +1,65 @@
+local autocmd = vim.api.nvim_create_autocmd
+local augroup = vim.api.nvim_create_augroup("my_cfg", {})
+
+---@type table<buffer, uv_timer_t>
+local timers = {}
+local timeout = 10000
+
+local function save(buf)
+    vim.api.nvim_buf_call(buf, function() vim.cmd("noautocmd update") end)
+end
+
+autocmd({ "InsertLeave", "TextChanged" }, {
+    group = augroup,
+    desc = "Schedule auto-saving",
+    callback = function(event)
+        local bo = vim.bo[event.buf]
+        if event.file == "" or bo.buftype ~= "" or bo.filetype == "gitcommit" or bo.readonly or not bo.modified then
+            return
+        end
+
+        local timer = timers[event.buf]
+        if timer then
+            if timer:is_active() then timer:stop() end
+        else
+            timer = vim.uv.new_timer()
+            timers[event.buf] = timer
+        end
+        timer:start(timeout, 0, vim.schedule_wrap(function() save(event.buf) end))
+    end,
+})
+
+autocmd({ "FocusLost", "ExitPre", "TermEnter" }, {
+    group = augroup,
+    desc = "Save immediately",
+    callback = function(event)
+        for buf, timer in pairs(timers) do
+            if timer:is_active() then
+                timer:stop()
+                save(buf)
+            end
+        end
+    end,
+})
+
+autocmd({ "BufWritePost", "InsertEnter" }, {
+    group = augroup,
+    desc = "Cancel scheduled auto-saving",
+    callback = function(event)
+        local timer = timers[event.buf]
+        if timer and timer:is_active() then timer:stop() end
+    end,
+})
+
+autocmd({ "BufDelete" }, {
+    group = augroup,
+    desc = "Remove timer",
+    callback = function(event)
+        local timer = timers[event.buf]
+        if timer then
+            timers[event.buf] = nil
+            if timer:is_active() then timer:stop() end
+            timer:close()
+        end
+    end,
+})

lua/aquila/core/autocommands.lua → lua/aquila/core/autocommands/init.lua

@@ -34,3 +34,29 @@ vim.api.nvim_create_autocmd("BufEnter", {
     end,
     desc = "Disable New Line Comment",
 })
+
+vim.api.nvim_create_autocmd("BufReadPost", {
+    callback = function()
+        local mark = vim.api.nvim_buf_get_mark(0, '"')
+        if mark[1] > 1 and mark[1] <= vim.api.nvim_buf_line_count(0) then
+            vim.api.nvim_win_set_cursor(0, mark)
+        end
+    end,
+    desc = "Restore cursor position",
+})
+
+vim.api.nvim_create_autocmd("BufReadPost", {
+    callback = function()
+        local home = os.getenv("HOME")
+        if not vim.fn.isdirectory(home .. "/.vim") then
+            vim.fn.mkdir(home .. "/.vim", "", "rwxrw-")
+        end
+        if not vim.fn.isdirectory(home .. "/.vim/undo-dir") then
+            vim.fn.mkdir(home .. "/.vim/undo-dir", "", "rwx")
+        end
+    end,
+    desc = "Create undo-dir",
+})
+
+--automatically save the current buffer (file) under certain conditions.
+require('aquila.core.autocommands.auto-save')

lua/aquila/core/options.lua

@@ -1,25 +1,16 @@
 vim.g.mapleader = " "
-
---vim.opt.clipboard = 'unnamedplus'
 vim.opt.mouse = 'a'
-
 vim.opt.tabstop = 4
 vim.opt.softtabstop = 4
 vim.opt.shiftwidth = 4
 vim.opt.expandtab = true
-
 vim.opt.smartindent = true
-
 vim.opt.wrap = false
-
 vim.opt.nu = true
 vim.opt.relativenumber = true
-
 vim.opt.termguicolors = true
-
 -- vim.opt.hlsearch = false
 -- vim.opt.incsearch = true
-
 vim.opt.smartcase = true
 vim.opt.ignorecase = true
 
@@ -30,7 +21,7 @@ vim.opt.foldlevelstart = 99
 vim.opt.foldenable = true
 vim.opt.fillchars = [[eob: ,fold: ,foldopen:,foldsep: ,foldclose:]]
 
-vim.opt.smoothscroll = true
+vim.opt.smoothscroll = true -- only work in 10.0+
 vim.opt.cursorline = true
 vim.opt.scrolloff = 14
 vim.opt.sidescrolloff = 8
@@ -59,15 +50,5 @@ vim.opt.splitbelow = true
 vim.opt.splitright = true
 vim.opt.showmode = false
 vim.opt.cmdheight = 0
-
-local home = os.getenv("HOME")
-if not vim.fn.isdirectory(home .. "/.vim") then
-  vim.fn.mkdir(home .. "/.vim", "", "rwxrw-")
-end
-
-if not vim.fn.isdirectory(home .. "/.vim/undo-dir") then
-  vim.fn.mkdir(home .. "/.vim/undo-dir", "", "rwx")
-end
-vim.opt.undodir = home .. "/.vim/undodir"
-
+vim.opt.undodir = os.getenv("HOME") .. "/.vim/undodir"
 vim.opt.undofile = true