Clean up Samples folder if run command for build samples (Azure#12898)

* Add cleanupSamplesFolder function and integrate it into generateAzureSDKPackage

* Integrate cleanupSamplesFolder into tryBuildSamples and remove it from generateAzureSDKPackage

* Remove unnecessary blank line in buildPackage function

---------

Co-authored-by: Kyle Zhang <v-zhanh@microsoft.com>

Author: skywing918

tools/js-sdk-release-tools/src/common/npmUtils.ts

@@ -89,7 +89,7 @@ function executeCommand(
         }
     }
 
-    logger.error(`Failed to execute command after ${maxRetries} attempts: ${command}`);
+    logger.warn(`Failed to execute command after ${maxRetries} attempts: ${command}`);
     return null;
 }
 

tools/js-sdk-release-tools/src/common/rushUtils.ts

@@ -5,7 +5,7 @@ import { basename, join, normalize, posix, relative, resolve } from 'node:path';
 import pkg from 'fs-extra';
 const { ensureDir, readFile, writeFile } = pkg;
 import { getArtifactName, getNpmPackageInfo } from './npmUtils.js';
-import { runCommand, runCommandOptions } from './utils.js';
+import { runCommand, runCommandOptions, cleanupSamplesFolder } from './utils.js';
 
 import { glob } from 'glob';
 import { logger } from '../utils/logger.js';
@@ -114,7 +114,6 @@ export async function buildPackage(
 ) {
     const relativePackageDirectoryToSdkRoot = relative(normalize(options.sdkRepoRoot), normalize(packageDirectory));
     logger.info(`Start to build package in '${relativePackageDirectoryToSdkRoot}'.`);
-
     const { name } = await getNpmPackageInfo(relativePackageDirectoryToSdkRoot);
     let buildStatus = `succeeded`;
     if (isRushRepo(options.sdkRepoRoot)) {
@@ -176,6 +175,7 @@ export async function buildPackage(
 // in release mode, exceptions will be thrown to ensure sample build succeeds
 export async function tryBuildSamples(packageDirectory: string, rushxScript: string, sdkRepoRoot: string, runMode: RunMode) {
     logger.info(`Start to build samples in '${packageDirectory}'.`);
+    await cleanupSamplesFolder(packageDirectory);
     const cwd = packageDirectory;
     const options = { ...runCommandOptions, cwd };
     const modularSDKType = getModularSDKType(packageDirectory);

tools/js-sdk-release-tools/src/common/utils.ts

@@ -463,6 +463,28 @@ export async function cleanUpPackageDirectory(
     }
 }
 
+/**
+ * Cleans up the samples folder for management plane packages
+ * @param packageDirectory - Package directory to clean up
+ * @returns Promise that resolves when cleanup is complete
+ */
+export async function cleanupSamplesFolder(packageDirectory: string): Promise<void> {
+    if (!fs.existsSync(packageDirectory)) {
+        logger.info(`Directory ${packageDirectory} doesn't exist yet, nothing to clean up.`);
+        return;
+    }
+
+    const modularSDKType = getModularSDKType(packageDirectory);
+    if (modularSDKType === ModularSDKType.ManagementPlane) {
+        const samplesPath = path.join(packageDirectory, 'samples');
+        // Check if directory exists first
+        if (fs.existsSync(samplesPath)) {
+            logger.info(`Cleaning up samples folder: ${samplesPath}`);
+            await rm(samplesPath, { recursive: true, force: true });
+        }
+    }
+}
+
 export async function getPackageNameFromTspConfig(typeSpecDirectory: string): Promise<string | undefined> {
     const tspConfig = await resolveOptions(typeSpecDirectory);
     const emitterOptions = tspConfig.options?.[emitterName];