fix: adjust indentation settings and clean up comment handling in C commands

after/ftplugin/c.lua

@@ -2,10 +2,10 @@
 local set = vim.opt_local
 
 -- Indentation settings
-set.expandtab = true     -- Convert tabs to spaces
+set.expandtab = false -- Convert tabs to spaces
 set.shiftwidth = 4 -- Indent size for autoindent
 set.tabstop = 4 -- How wide tabs appear
-set.softtabstop = 4      -- How many spaces Tab key inserts/removes
+-- set.softtabstop = 4 -- How many spaces Tab key inserts/removes
 
 -- Comment string for commentary plugins
 set.commentstring = '/* %s */'
@@ -66,36 +66,17 @@ vim.api.nvim_create_user_command('UncommentRestOfFile', function ()
 
   -- Remove leading // if present
   for i = 1, #lines do
-    lines[i] = lines[i]:gsub("^%s*//", "")
+    lines[i] = lines[i]:gsub('^%s*//', '')
   end
 
   -- Set the modified lines back in the buffer
   vim.api.nvim_buf_set_lines(0, current_line - 1, last_line, false, lines)
 end, {})
 
--- -- Debugging command to check indentation settings
--- vim.api.nvim_create_user_command('CheckIndent', function()
---   print("expandtab: " .. tostring(vim.bo.expandtab))
---   print("tabstop: " .. vim.bo.tabstop)
---   print("shiftwidth: " .. vim.bo.shiftwidth)
---   print("softtabstop: " .. vim.bo.softtabstop)
--- end, {})
-
--- Force settings to apply after all other scripts have loaded
-vim.api.nvim_create_autocmd("BufEnter", {
-  pattern = "*.c,*.h",
-  callback = function()
-    vim.opt_local.expandtab = true
-    vim.opt_local.tabstop = 4
-    vim.opt_local.shiftwidth = 4
-    vim.opt_local.softtabstop = 4
-  end
-})
-
 -- Add any C-specific key mappings you want here
 -- Example: Map F5 to compile and run the current file
 vim.keymap.set('n', '<F5>', function()
-  local filename = vim.fn.expand('%:r')
+  local filename = vim.fn.expand '%:r'
-  vim.cmd('write')
+  vim.cmd 'write'
   vim.cmd('belowright split | terminal gcc -Wall -Wextra -Werror % -o ' .. filename .. ' && ./' .. filename)
 end, { buffer = true, desc = 'Compile and run C file' })