Merge pull request #4888 from NativeScript/fatme/ddi

fix: multiple errors in Sidekick

Author: rosen-vladimirov

lib/controllers/prepare-controller.ts

@@ -14,6 +14,7 @@ export class PrepareController extends EventEmitter {
 	private watchersData: IDictionary<IDictionary<IPlatformWatcherData>> = {};
 	private isInitialPrepareReady = false;
 	private persistedData: IFilesChangeEventData[] = [];
+	private webpackCompilerHandler: any = null;
 
 	constructor(
 		private $platformController: IPlatformController,
@@ -46,7 +47,8 @@ export class PrepareController extends EventEmitter {
 		}
 
 		if (this.watchersData && this.watchersData[projectDir] && this.watchersData[projectDir][platformLowerCase] && this.watchersData[projectDir][platformLowerCase].hasWebpackCompilerProcess) {
-			await this.$webpackCompilerService.stopWebpackCompiler(platform);
+			await this.$webpackCompilerService.stopWebpackCompiler(platformLowerCase);
+			this.$webpackCompilerService.removeListener(WEBPACK_COMPILATION_COMPLETE, this.webpackCompilerHandler);
 			this.watchersData[projectDir][platformLowerCase].hasWebpackCompilerProcess = false;
 		}
 	}
@@ -110,11 +112,14 @@ export class PrepareController extends EventEmitter {
 
 	private async startJSWatcherWithPrepare(platformData: IPlatformData, projectData: IProjectData, prepareData: IPrepareData): Promise<void> {
 		if (!this.watchersData[projectData.projectDir][platformData.platformNameLowerCase].hasWebpackCompilerProcess) {
-			this.$webpackCompilerService.on(WEBPACK_COMPILATION_COMPLETE, data => {
+			const handler = (data: any) => {
 				if (data.platform.toLowerCase() === platformData.platformNameLowerCase) {
 					this.emitPrepareEvent({ ...data, hasNativeChanges: false });
 				}
-			});
+			};
+
+			this.webpackCompilerHandler = handler.bind(this);
+			this.$webpackCompilerService.on(WEBPACK_COMPILATION_COMPLETE, this.webpackCompilerHandler);
 
 			this.watchersData[projectData.projectDir][platformData.platformNameLowerCase].hasWebpackCompilerProcess = true;
 			await this.$webpackCompilerService.compileWithWatch(platformData, projectData, prepareData);

lib/controllers/preview-app-controller.ts

@@ -15,6 +15,7 @@ export class PreviewAppController extends EventEmitter implements IPreviewAppCon
 
 	constructor(
 		private $analyticsService: IAnalyticsService,
+		private $devicePlatformsConstants: Mobile.IDevicePlatformsConstants,
 		private $errors: IErrors,
 		private $hmrStatusService: IHmrStatusService,
 		private $logger: ILogger,
@@ -39,11 +40,15 @@ export class PreviewAppController extends EventEmitter implements IPreviewAppCon
 		return result;
 	}
 
-	public async stopPreview(): Promise<void> {
+	public async stopPreview(data: IProjectDir): Promise<void> {
 		this.$previewSdkService.stop();
 		this.$previewDevicesService.updateConnectedDevices([]);
+
+		await this.$prepareController.stopWatchers(data.projectDir, this.$devicePlatformsConstants.Android);
+		await this.$prepareController.stopWatchers(data.projectDir, this.$devicePlatformsConstants.iOS);
+
 		if (this.prepareReadyEventHandler) {
-			this.removeListener(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler);
+			this.$prepareController.removeListener(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler);
 			this.prepareReadyEventHandler = null;
 		}
 	}
@@ -83,10 +88,12 @@ export class PreviewAppController extends EventEmitter implements IPreviewAppCon
 				await this.$previewAppPluginsService.comparePluginsOnDevice(data, device);
 
 				if (!this.prepareReadyEventHandler) {
-					this.prepareReadyEventHandler = async (currentPrepareData: IFilesChangeEventData) => {
+					const handler = async (currentPrepareData: IFilesChangeEventData) => {
 						await this.handlePrepareReadyEvent(data, currentPrepareData);
 					};
-					this.$prepareController.on(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler.bind(this));
+
+					this.prepareReadyEventHandler = handler.bind(this);
+					this.$prepareController.on(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler);
 				}
 
 				data.env = data.env || {};

lib/controllers/run-controller.ts

@@ -51,7 +51,7 @@ export class RunController extends EventEmitter implements IRunController {
 		}
 
 		if (!this.prepareReadyEventHandler) {
-			this.prepareReadyEventHandler = async (data: IFilesChangeEventData) => {
+			const handler = async (data: IFilesChangeEventData) => {
 				if (data.hasNativeChanges) {
 					const platformData = this.$platformsDataService.getPlatformData(data.platform, projectData);
 					const prepareData = this.$prepareDataService.getPrepareData(liveSyncInfo.projectDir, data.platform, { ...liveSyncInfo, watch: !liveSyncInfo.skipWatcher });
@@ -63,7 +63,9 @@ export class RunController extends EventEmitter implements IRunController {
 					await this.syncChangedDataOnDevices(data, projectData, liveSyncInfo);
 				}
 			};
-			this.$prepareController.on(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler.bind(this));
+
+			this.prepareReadyEventHandler = handler.bind(this);
+			this.$prepareController.on(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler);
 		}
 
 		await this.syncInitialDataOnDevices(projectData, liveSyncInfo, deviceDescriptorsForInitialSync);
@@ -113,7 +115,7 @@ export class RunController extends EventEmitter implements IRunController {
 				liveSyncProcessInfo.deviceDescriptors = [];
 
 				if (this.prepareReadyEventHandler) {
-					this.removeListener(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler);
+					this.$prepareController.removeListener(PREPARE_READY_EVENT_NAME, this.prepareReadyEventHandler);
 					this.prepareReadyEventHandler = null;
 				}
 
@@ -377,7 +379,7 @@ export class RunController extends EventEmitter implements IRunController {
 
 					await this.$deviceInstallAppService.installOnDevice(device, deviceDescriptor.buildData, rebuiltInformation[platformData.platformNameLowerCase].packageFilePath);
 					await platformLiveSyncService.syncAfterInstall(device, watchInfo);
-					await platformLiveSyncService.restartApplication(projectData, { deviceAppData, modifiedFilesData: [], isFullSync: false, useHotModuleReload: liveSyncInfo.useHotModuleReload });
+					await this.refreshApplication(projectData, { deviceAppData, modifiedFilesData: [], isFullSync: false, useHotModuleReload: liveSyncInfo.useHotModuleReload }, data, deviceDescriptor);
 				} else {
 					const isInHMRMode = liveSyncInfo.useHotModuleReload && data.hmrData && data.hmrData.hash;
 					if (isInHMRMode) {

lib/definitions/preview-app-livesync.d.ts

@@ -77,6 +77,6 @@ declare global {
 
 	interface IPreviewAppController {
 		startPreview(data: IPreviewAppLiveSyncData): Promise<IQrCodeImageData>;
-		stopPreview(): Promise<void>;
+		stopPreview(data: IProjectDir): Promise<void>;
 	}
 }

lib/services/webpack/webpack-compiler-service.ts

@@ -72,6 +72,7 @@ export class WebpackCompilerService extends EventEmitter implements IWebpackComp
 
 			childProcess.on("error", (err) => {
 				this.$logger.trace(`Unable to start webpack process in watch mode. Error is: ${err}`);
+				delete this.webpackProcesses[platformData.platformNameLowerCase];
 				reject(err);
 			});
 
@@ -82,6 +83,7 @@ export class WebpackCompilerService extends EventEmitter implements IWebpackComp
 				this.$logger.trace(`Webpack process exited with code ${exitCode} when we expected it to be long living with watch.`);
 				const error = new Error(`Executing webpack failed with exit code ${exitCode}.`);
 				error.code = exitCode;
+				delete this.webpackProcesses[platformData.platformNameLowerCase];
 				reject(error);
 			});
 		});
@@ -97,12 +99,14 @@ export class WebpackCompilerService extends EventEmitter implements IWebpackComp
 			const childProcess = await this.startWebpackProcess(platformData, projectData, prepareData);
 			childProcess.on("error", (err) => {
 				this.$logger.trace(`Unable to start webpack process in non-watch mode. Error is: ${err}`);
+				delete this.webpackProcesses[platformData.platformNameLowerCase];
 				reject(err);
 			});
 
 			childProcess.on("close", async (arg: any) => {
 				await this.$cleanupService.removeKillProcess(childProcess.pid.toString());
 
+				delete this.webpackProcesses[platformData.platformNameLowerCase];
 				const exitCode = typeof arg === "number" ? arg : arg && arg.code;
 				if (exitCode === 0) {
 					resolve();

npm-shrinkwrap.json

@@ -1,7 +1,7 @@
 {
   "name": "nativescript",
   "preferGlobal": true,
-  "version": "6.0.1",
+  "version": "6.0.2",
   "author": "Telerik <support@telerik.com>",
   "description": "Command-line interface for building NativeScript projects",
   "bin": {

package.json

@@ -96,7 +96,8 @@ function createTestInjector() {
 			prepareData = currentPrepareData;
 			return { platform: prepareData.platform, hasNativeChanges: false };
 		},
-		on: () => ({})
+		on: () => ({}),
+		removeListener: (): void => undefined
 	});
 	injector.register("prepareNativePlatformService", {});
 	injector.register("projectChangesService", {});