From 7ad0a37284d580d7958f490d52e9becc846d09c4 Mon Sep 17 00:00:00 2001
From: Tristan Partin <tristan@partin.io>
Date: Thu, 16 Nov 2023 11:53:16 -0600
Subject: [PATCH] Fix random file being chosen to create project

---
 src/extension.ts |  3 ++-
 src/utils.ts     | 21 +++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/extension.ts b/src/extension.ts
index 6bc8543e..7f80ce91 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -11,6 +11,7 @@ import {
   checkMesonIsConfigured,
   getOutputChannel,
   relativeBuildDir,
+  rootMesonFiles,
 } from "./utils";
 import { DebugConfigurationProviderCppdbg } from "./debug/cppdbg";
 import { DebugConfigurationProviderLldb } from "./debug/lldb";
@@ -38,7 +39,7 @@ export async function activate(ctx: vscode.ExtensionContext) {
   }
 
   const root = vscode.workspace.workspaceFolders[0].uri.fsPath;
-  const mesonFiles = await vscode.workspace.findFiles("**/meson.build");
+  const mesonFiles = await rootMesonFiles();
   if (mesonFiles.length === 0) {
     return;
   }
diff --git a/src/utils.ts b/src/utils.ts
index 3c304cbc..d7b99134 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -179,3 +179,24 @@ export async function useCompileCommands(buildDir: string) {
 export function checkMesonIsConfigured(buildDir: string) {
   return fs.existsSync(path.join(buildDir, "meson-private", "coredata.dat"));
 }
+
+export async function rootMesonFiles(): Promise<vscode.Uri[]> {
+  const allFiles = (await vscode.workspace.findFiles("**/meson.build")).sort(
+    (a, b) => a.fsPath.length - b.fsPath.length,
+  );
+
+  const rootFiles: vscode.Uri[] = [];
+  for (const a of allFiles) {
+    if (rootFiles.length === 0) {
+      rootFiles.push(a);
+      continue;
+    }
+
+    if (!path.dirname(a.fsPath).startsWith(path.dirname(rootFiles[rootFiles.length - 1].fsPath))) {
+      rootFiles.push(a);
+      continue;
+    }
+  }
+
+  return rootFiles;
+}