From 1e37818febf6aa640f0008945b574ddeecf3357d Mon Sep 17 00:00:00 2001
From: Josh Tynjala <joshtynjala@bowlerhat.dev>
Date: Tue, 6 Feb 2024 11:30:35 -0800
Subject: [PATCH] Create New Project: fix invalid AIR application ID

Convert _ to -. Then, remove all invalid characters.
---
 .../src/main/ts/commands/createNewProject.ts             | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/vscode-extension/src/main/ts/commands/createNewProject.ts b/vscode-extension/src/main/ts/commands/createNewProject.ts
index acbcf7376..2853d8d04 100644
--- a/vscode-extension/src/main/ts/commands/createNewProject.ts
+++ b/vscode-extension/src/main/ts/commands/createNewProject.ts
@@ -276,11 +276,18 @@ async function createNewProjectAtUri(
     const descriptorTemplatePath = sdkPath
       ? path.resolve(sdkPath, "templates/air/descriptor-template.xml")
       : undefined;
+    let applicationId = mainClassName
+      .replace(/_/g, "-")
+      .replace(/[^A-Za-z0-9\-\.]/g, "");
+    if (applicationId.length == 0) {
+      // if we replaced every single character, fall back to MyApplication
+      applicationId = "MyApplication";
+    }
     const airDescriptorContents = createAirDescriptor(
       descriptorTemplatePath,
       projectType,
       swfFileName,
-      mainClassName,
+      applicationId,
       mainClassName
     );
     if (airDescriptorContents) {