fix: provide region to AWS SDK client from config file (#67)

* fix: provide region to AWS SDK client from config file

* add changeset

.changeset/beige-owls-travel.md

@@ -0,0 +1,5 @@
+---
+"amplify-backend-vscode": patch
+---
+
+fix: provide region to AWS SDK client from config file

src/auth/credentials.ts

@@ -1,10 +1,13 @@
 import * as vscode from "vscode";
-import { loadSharedConfigFiles } from "@smithy/shared-ini-file-loader";
+import {
+  loadSharedConfigFiles,
+  DEFAULT_PROFILE,
+} from "@smithy/shared-ini-file-loader";
 
 class Auth {
   static readonly instance = new Auth();
 
-  private profile: string = "default";
+  private profile: string = DEFAULT_PROFILE;
 
   private _onDidChangeProfile: vscode.EventEmitter<string | undefined | void> =
     new vscode.EventEmitter<string | undefined | void>();
@@ -36,6 +39,12 @@ class Auth {
     this.profile = profile;
     this._onDidChangeProfile.fire(profile);
   }
+
+  async getRegion(profile?: string) {
+    const sharedConfigFiles = await loadSharedConfigFiles();
+    const iniSection = sharedConfigFiles.configFile[profile ?? this.profile];
+    return iniSection.region;
+  }
 }
 
 export default Auth;

src/explorer/amplify-backend-tree-data-provider.ts

@@ -40,11 +40,14 @@ export class AmplifyBackendTreeDataProvider
   private async getStackResources(
     stackName: string
   ): Promise<AmplifyBackendBaseNode[]> {
+    const profile = Auth.instance.getProfile();
     const credentials = fromIni({
-      profile: Auth.instance.getProfile(),
+      profile,
     });
+    const region = await Auth.instance.getRegion(profile);
     const client = new CloudFormationClient({
       credentials,
+      region,
     });
     const input = {
       StackName: stackName,