Revert switchPlatform changes

Author: kabiroberai

package.json

@@ -165,7 +165,7 @@
       },
       {
         "command": "swift.switchPlatform",
-        "title": "Select Swift SDK...",
+        "title": "Select Target Platform...",
         "category": "Swift"
       },
       {

src/commands/switchPlatform.ts

@@ -13,7 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 import * as vscode from "vscode";
-import { DarwinCompatibleTarget, getDarwinTargetTriple } from "../toolchain/toolchain";
+import { DarwinCompatibleTarget, SwiftToolchain } from "../toolchain/toolchain";
 import configuration from "../configuration";
 
 /**
@@ -22,27 +22,35 @@ import configuration from "../configuration";
 export async function switchPlatform() {
     const picked = await vscode.window.showQuickPick(
         [
-            {
-                value: undefined,
-                label: "macOS",
-                description: "default",
-            },
-            ...[
-                { value: DarwinCompatibleTarget.iOS, label: "iOS" },
-                { value: DarwinCompatibleTarget.tvOS, label: "tvOS" },
-                { value: DarwinCompatibleTarget.watchOS, label: "watchOS" },
-                { value: DarwinCompatibleTarget.visionOS, label: "visionOS" },
-            ].map(item => ({
-                value: getDarwinTargetTriple(item.value),
-                description: getDarwinTargetTriple(item.value),
-                label: item.label,
-            })),
+            { value: undefined, label: "macOS" },
+            { value: DarwinCompatibleTarget.iOS, label: "iOS" },
+            { value: DarwinCompatibleTarget.tvOS, label: "tvOS" },
+            { value: DarwinCompatibleTarget.watchOS, label: "watchOS" },
+            { value: DarwinCompatibleTarget.visionOS, label: "visionOS" },
         ],
         {
-            placeHolder: "Select a Swift SDK platform",
+            placeHolder: "Select a new target",
         }
     );
     if (picked) {
-        configuration.swiftSDK = picked.value;
+        try {
+            const sdkForTarget = picked.value
+                ? await SwiftToolchain.getSDKForTarget(picked.value)
+                : "";
+            if (sdkForTarget !== undefined) {
+                if (sdkForTarget !== "") {
+                    configuration.sdk = sdkForTarget;
+                    vscode.window.showWarningMessage(
+                        `Selecting the ${picked.label} SDK will provide code editing support, but compiling with this SDK will have undefined results.`
+                    );
+                } else {
+                    configuration.sdk = undefined;
+                }
+            } else {
+                vscode.window.showErrorMessage("Unable to obtain requested SDK path");
+            }
+        } catch {
+            vscode.window.showErrorMessage("Unable to obtain requested SDK path");
+        }
     }
 }