improve generator

lib/mix_tasks/extension/extension.new.ex

@@ -2,48 +2,51 @@ defmodule Mix.Tasks.Bonfire.Extension.New do
   use Mix.Task
 
   def run([extension_name]) do
+    snake_name = Macro.underscore(extension_name)
+
+    camel_name =
+      extension_name
+      |> String.replace("bonfire_", "bonfire/")
+      |> Macro.camelize()
+
     if File.exists?("extensions/bonfire_extension_template") do
-      File.cp_r!("extensions/bonfire_extension_template", "extensions/#{extension_name}")
+      File.cp_r!("extensions/bonfire_extension_template", "extensions/#{snake_name}")
     else
       System.cmd(
         "git",
         [
           "clone",
           "https://github.com/bonfire-networks/bonfire_extension_template.git",
-          extension_name
+          snake_name
         ],
         cd: "extensions"
       )
     end
 
-    rename_modules(extension_name)
-    rename_config_file(extension_name)
-    reset_git(extension_name)
+    rename_modules(snake_name, camel_name)
+    rename_config_file(snake_name)
+    reset_git(snake_name)
 
-    IO.puts(
-      "Done! You can now start developing your extension in ./extensions/#{extension_name}/"
-    )
+    IO.puts("Done! You can now start developing your extension in ./extensions/#{snake_name}/")
   end
 
-  defp rename_modules(extension_name) do
+  defp rename_modules(snake_name, camel_name) do
     # Get all .ex, .exs, and .md files in the extension directory
     ["**/*.ex", "**/*.exs", "**/*.md", "**/*.sface"]
-    |> Enum.flat_map(&Path.wildcard("extensions/#{extension_name}/" <> &1))
+    |> Enum.flat_map(&Path.wildcard("extensions/#{snake_name}/" <> &1))
     |> Enum.each(fn path ->
       # Read the file
       file_content = File.read!(path)
 
       # Replace the module names
       new_content =
-        String.replace(file_content, "bonfire_extension_template", extension_name)
+        String.replace(file_content, "bonfire_extension_template", snake_name)
 
       new_content =
         String.replace(
           new_content,
           "Bonfire.ExtensionTemplate",
-          extension_name
-          |> String.replace("bonfire_", "bonfire/")
-          |> Macro.camelize()
+          camel_name
         )
 
       # Write the new content to the file