Module:User:Layer-09/Sandbox/Command

local p = {}

function p.main(frame)

   local parent = frame:getParent()
   local args = parent.args
   
   local content = args[1] or 
   local type = mw.text.trim(args.type or 'command')
   
   -- Handle empty content
   if content ==  then

return '

No command specified

'

   end
   
   local lines = mw.text.split(content, '\n')
   local is_multiline = #lines > 1
   
   -- Create the main container
   local root = mw.html.create('div')
   root:addClass('mw-command-block')
   
   -- Add the copy button
   local copyButton = root:tag('button')
   copyButton:addClass('mw-copy-button')
       :attr('type', 'button')
       :attr('title', 'Copy to clipboard')
       :wikitext('Copy')
       
   -- Create the area for all code lines
   local codeArea = root:tag('div')
   codeArea:addClass('mw-code-area')
   
   -- Loop through each line and build the structure
   for i, line in ipairs(lines) do
       local line_container = codeArea:tag('div')
       line_container:addClass('mw-code-line')
       
       -- Build the prefix string
       local prefix_str = 
       if is_multiline then
           prefix_str = string.format('%2d', i) -- Right-align line numbers
       end
       
       if type == 'command' then
           if is_multiline then
               prefix_str = prefix_str .. '  $ '
           else
               prefix_str = '$ '
           end
       elseif is_multiline then
           prefix_str = prefix_str .. '   ' -- Add spacing for alignment
       end
       
       -- Create the prefix span
       if prefix_str ~=  then
           line_container:tag('span')
               :addClass('mw-code-prefix')
               :wikitext(prefix_str)
       end
       
       -- Create the code element
       local code_element = line_container:tag('code')
       code_element:addClass('mw-code-text')
       
       -- Handle empty lines properly
       if mw.text.trim(line) ==  then
           code_element:wikitext('​') -- Zero-width space to maintain line height
       else
           -- Clean up the line and add it
           local clean_line = line:gsub('^%s+', ):gsub('%s+$', ) -- Trim whitespace
           code_element:wikitext(line) -- Keep original spacing
       end
   end
   
   return tostring(root)

end

return p