Enhance status bar functionality by adding spinning status indicators during loading; update README for clarity

Author: doofin

README.md

@@ -1,5 +1,5 @@
 # functorcoder
-Open source AI coding assistant "**functorcoder**" is a AI coding assistant utilizing LLM (Large Language Model) with algebraic and modular design.
+ **functorcoder** is an open source AI coding assistant utilizing LLM (Large Language Model) with algebraic and modular design.
 
 features:
 - code generation: completion, documentation

src/main/scala/functorcoder/actions/Commands.scala

@@ -13,6 +13,7 @@ import vscextension.facade.vscodeUtils.showMessageAndLog
 import functorcoder.types.editorCtx.codeActionParam
 import functorcoder.llm.llmMain.llmAgent
 import functorcoder.algo.treeParse
+import vscextension.statusBar
 
 /** Commands are actions that a user can invoke in the vscode extension with command palette (ctrl+shift+p).
   */
@@ -45,6 +46,9 @@ object Commands {
     val param =
       arg.asInstanceOf[codeActionParam[Future[String]]]
     val llmResponse = param.param
+
+    statusBar.showSpininngStatusBarItem("functorcoder", llmResponse)
+
     llmResponse.foreach { response =>
       showMessageAndLog("add doc: " + s"${param.documentUri}, ${param.range}, ${response}")
       // apply the changes to the document

src/main/scala/vscextension/inlineCompletions.scala

@@ -46,6 +46,7 @@ object inlineCompletions {
             )
           }.toJSPromise
 
+        statusBar.showSpininngStatusBarItem("functorcoder", providerResultF)
         providerResultF.asInstanceOf[typings.vscode.mod.ProviderResult[
           scala.scalajs.js.Array[typings.vscode.mod.InlineCompletionItem] | typings.vscode.mod.InlineCompletionList
         ]]

src/main/scala/vscextension/statusBar.scala

@@ -1,9 +1,13 @@
 package vscextension
+import scala.scalajs.js
 import typings.vscode.mod as vscode
 
 import vscextension.facade.vscodeUtils.*
-
 import functorcoder.actions.Commands
+import scala.concurrent.Future
+import scala.scalajs.js.JSConverters.JSRichFutureNonThenable
+import scala.concurrent.ExecutionContext.Implicits.global
+
 object statusBar {
 
   def createStatusBarItem(context: vscode.ExtensionContext) = {
@@ -19,4 +23,22 @@ object statusBar {
     context.pushDisposable(statusBarItem.asInstanceOf[vscode.Disposable])
     statusBarItem
   }
+
+  /** Show a spinning status bar item while loading
+    * @param text
+    *   the text to show
+    * @param promise
+    *   the promise to wait for
+    */
+  def showSpininngStatusBarItem(text: String, promise: js.Promise[Any]): vscode.Disposable = {
+    // show a spinner while loading
+    vscode.window.setStatusBarMessage(
+      "$(sync~spin)" + text,
+      hideWhenDone = promise.asInstanceOf[typings.std.PromiseLike[Any]]
+    )
+  }
+
+  def showSpininngStatusBarItem(text: String, future: Future[Any]): vscode.Disposable = {
+    showSpininngStatusBarItem(text, future.toJSPromise)
+  }
 }