feat: clean multiple projects

lib/base-package-manager.ts

@@ -130,7 +130,11 @@ export abstract class BasePackageManager implements INodePackageManager {
 	protected getFlagsString(config: any, asArray: boolean): any {
 		const array: Array<string> = [];
 		for (const flag in config) {
-			if (flag === "global" && this.packageManager !== "yarn" && this.packageManager !== "yarn2") {
+			if (
+				flag === "global" &&
+				this.packageManager !== "yarn" &&
+				this.packageManager !== "yarn2"
+			) {
 				array.push(`--${flag}`);
 				array.push(`${config[flag]}`);
 			} else if (config[flag]) {
@@ -145,7 +149,6 @@ export abstract class BasePackageManager implements INodePackageManager {
 						array.push(`--fields ${flag}`);
 					} else {
 						array.push(` ${flag}`);
-
 					}
 					continue;
 				}

lib/commands/clean.ts

@@ -2,21 +2,108 @@ import { ICommand, ICommandParameter } from "../common/definitions/commands";
 import { injector } from "../common/yok";
 import * as constants from "../constants";
 import {
+	IProjectCleanupResult,
 	IProjectCleanupService,
 	IProjectConfigService,
+	IProjectService,
 } from "../definitions/project";
 
+import type { PromptObject } from "prompts";
+import { IOptions } from "../declarations";
+import {
+	ITerminalSpinner,
+	ITerminalSpinnerService,
+} from "../definitions/terminal-spinner-service";
+import { IChildProcess } from "../common/declarations";
+import * as os from "os";
+
+import { resolve } from "path";
+import { readdir } from "fs/promises";
+import { isInteractive } from "../common/helpers";
+
+const CLIPath = resolve(__dirname, "..", "..", "bin", "nativescript.js");
+
+function bytesToHumanReadable(bytes: number): string {
+	const units = ["B", "KB", "MB", "GB", "TB"];
+	let unit = 0;
+	while (bytes >= 1024) {
+		bytes /= 1024;
+		unit++;
+	}
+	return `${bytes.toFixed(2)} ${units[unit]}`;
+}
+
+/**
+ * A helper function to map an array of values to promises with a concurrency limit.
+ * The mapper function should return a promise. It will be called for each value in the values array.
+ * The concurrency limit is the number of promises that can be running at the same time.
+ *
+ * This function will return a promise that resolves when all values have been mapped.
+ *
+ * @param values A static array of values to map to promises
+ * @param mapper	A function that maps a value to a promise
+ * @param concurrency The number of promises that can be running at the same time
+ * @returns Promise<void>
+ */
+function promiseMap<T>(
+	values: T[],
+	mapper: (value: T) => Promise<void>,
+	concurrency = 10
+) {
+	let index = 0;
+	let pending = 0;
+	let done = false;
+
+	return new Promise<void>((resolve, reject) => {
+		const next = () => {
+			done = index === values.length;
+
+			if (done && pending === 0) {
+				return resolve();
+			}
+
+			while (pending < concurrency && index < values.length) {
+				const value = values[index++];
+				pending++;
+				mapper(value)
+					.then(() => {
+						pending--;
+						next();
+					})
+					.catch();
+			}
+		};
+
+		next();
+	});
+}
+
 export class CleanCommand implements ICommand {
 	public allowedParameters: ICommandParameter[] = [];
 
 	constructor(
 		private $projectCleanupService: IProjectCleanupService,
 		private $projectConfigService: IProjectConfigService,
-		private $terminalSpinnerService: ITerminalSpinnerService
+		private $terminalSpinnerService: ITerminalSpinnerService,
+		private $projectService: IProjectService,
+		private $prompter: IPrompter,
+		private $logger: ILogger,
+		private $options: IOptions,
+		private $childProcess: IChildProcess
 	) {}
 
 	public async execute(args: string[]): Promise<void> {
-		const spinner = this.$terminalSpinnerService.createSpinner();
+		const isDryRun = this.$options.dryRun ?? false;
+		const isJSON = this.$options.json ?? false;
+
+		const spinner = this.$terminalSpinnerService.createSpinner({
+			isSilent: isJSON,
+		});
+
+		if (!this.$projectService.isValidNativeScriptProject()) {
+			return this.cleanMultipleProjects(spinner);
+		}
+
 		spinner.start("Cleaning project...\n");
 
 		let pathsToClean = [
@@ -46,14 +133,248 @@ export class CleanCommand implements ICommand {
 			// ignore
 		}
 
-		const success = await this.$projectCleanupService.clean(pathsToClean);
+		const res = await this.$projectCleanupService.clean(pathsToClean, {
+			dryRun: isDryRun,
+			silent: isJSON,
+			stats: isJSON,
+		});
+
+		if (res.stats && isJSON) {
+			console.log(
+				JSON.stringify(
+					{
+						ok: res.ok,
+						dryRun: isDryRun,
+						stats: Object.fromEntries(res.stats.entries()),
+					},
+					null,
+					2
+				)
+			);
+
+			return;
+		}
 
-		if (success) {
+		if (res.ok) {
 			spinner.succeed("Project successfully cleaned.");
 		} else {
 			spinner.fail(`${"Project unsuccessfully cleaned.".red}`);
 		}
 	}
+
+	private async cleanMultipleProjects(spinner: ITerminalSpinner) {
+		if (!isInteractive() || this.$options.json) {
+			// interactive terminal is required, and we can't output json in an interactive command.
+			this.$logger.warn("No project found in the current directory.");
+			return;
+		}
+
+		const shouldScan = await this.$prompter.confirm(
+			"No project found in the current directory. Would you like to scan for all projects in sub-directories instead?"
+		);
+
+		if (!shouldScan) {
+			return;
+		}
+
+		spinner.start("Scanning for projects... Please wait.");
+		const paths = await this.getNSProjectPathsInDirectory();
+		spinner.succeed(`Found ${paths.length} projects.`);
+
+		let computed = 0;
+		const updateProgress = () => {
+			const current = `${computed}/${paths.length}`.grey;
+			spinner.start(
+				`Gathering cleanable sizes. This may take a while... ${current}`
+			);
+		};
+
+		// update the progress initially
+		updateProgress();
+
+		const projects = new Map<string, number>();
+
+		await promiseMap(
+			paths,
+			(p) => {
+				return this.$childProcess
+					.exec(`node ${CLIPath} clean --dry-run --json --disable-analytics`, {
+						cwd: p,
+					})
+					.then((res) => {
+						const paths: Record<string, number> = JSON.parse(res).stats;
+						return Object.values(paths).reduce((a, b) => a + b, 0);
+					})
+					.catch((err) => {
+						this.$logger.trace(
+							"Failed to get project size for %s, Error is:",
+							p,
+							err
+						);
+						return -1;
+					})
+					.then((size) => {
+						if (size > 0 || size === -1) {
+							// only store size if it's larger than 0 or -1 (error while getting size)
+							projects.set(p, size);
+						}
+						// update the progress after each processed project
+						computed++;
+						updateProgress();
+					});
+			},
+			os.cpus().length
+		);
+
+		spinner.clear();
+		spinner.stop();
+
+		this.$logger.clearScreen();
+
+		const totalSize = Array.from(projects.values())
+			.filter((s) => s > 0)
+			.reduce((a, b) => a + b, 0);
+
+		const pathsToClean = await this.$prompter.promptForChoice(
+			`Found ${projects.size} cleanable project(s) with a total size of: ${
+				bytesToHumanReadable(totalSize).green
+			}. Select projects to clean`,
+			Array.from(projects.keys()).map((p) => {
+				const size = projects.get(p);
+				let description;
+				if (size === -1) {
+					description = " - could not get size";
+				} else {
+					description = ` - ${bytesToHumanReadable(size)}`;
+				}
+
+				return {
+					title: `${p}${description.grey}`,
+					value: p,
+				};
+			}),
+			true,
+			{
+				optionsPerPage: process.stdout.rows - 6, // 6 lines are taken up by the instructions
+			} as Partial<PromptObject>
+		);
+		this.$logger.clearScreen();
+
+		spinner.warn(
+			`This will run "${`ns clean`.yellow}" in all the selected projects and ${
+				"delete files from your system".red.bold
+			}!`
+		);
+		spinner.warn(`This action cannot be undone!`);
+
+		let confirmed = await this.$prompter.confirm(
+			"Are you sure you want to clean the selected projects?"
+		);
+		if (!confirmed) {
+			return;
+		}
+
+		spinner.info("Cleaning... This might take a while...");
+
+		let totalSizeCleaned = 0;
+		for (let i = 0; i < pathsToClean.length; i++) {
+			const currentPath = pathsToClean[i];
+
+			spinner.start(
+				`Cleaning ${currentPath.cyan}... ${i + 1}/${pathsToClean.length}`
+			);
+
+			const ok = await this.$childProcess
+				.exec(
+					`node ${CLIPath} clean ${
+						this.$options.dryRun ? "--dry-run" : ""
+					} --json --disable-analytics`,
+					{
+						cwd: currentPath,
+					}
+				)
+				.then((res) => {
+					const cleanupRes = JSON.parse(res) as IProjectCleanupResult;
+					return cleanupRes.ok;
+				})
+				.catch((err) => {
+					this.$logger.trace('Failed to clean project "%s"', currentPath, err);
+					return false;
+				});
+
+			if (ok) {
+				const cleanedSize = projects.get(currentPath);
+				const cleanedSizeStr = `- ${bytesToHumanReadable(cleanedSize)}`.grey;
+				spinner.succeed(`Cleaned ${currentPath.cyan} ${cleanedSizeStr}`);
+				totalSizeCleaned += cleanedSize;
+			} else {
+				spinner.fail(`Failed to clean ${currentPath.cyan} - skipped`);
+			}
+		}
+		spinner.clear();
+		spinner.stop();
+		spinner.succeed(
+			`Done! We've just freed up ${
+				bytesToHumanReadable(totalSizeCleaned).green
+			}! Woohoo! 🎉`
+		);
+
+		if (this.$options.dryRun) {
+			spinner.info(
+				'Note: the "--dry-run" flag was used, so no files were actually deleted.'
+			);
+		}
+	}
+
+	private async getNSProjectPathsInDirectory(
+		dir = process.cwd()
+	): Promise<string[]> {
+		let nsDirs: string[] = [];
+
+		const getFiles = async (dir: string) => {
+			if (dir.includes("node_modules")) {
+				// skip traversing node_modules
+				return;
+			}
+
+			const dirents = await readdir(dir, { withFileTypes: true }).catch(
+				(err) => {
+					this.$logger.trace(
+						'Failed to read directory "%s". Error is:',
+						dir,
+						err
+					);
+					return [];
+				}
+			);
+
+			const hasNSConfig = dirents.some(
+				(ent) =>
+					ent.name.includes("nativescript.config.ts") ||
+					ent.name.includes("nativescript.config.js")
+			);
+
+			if (hasNSConfig) {
+				nsDirs.push(dir);
+				// found a NativeScript project, stop traversing
+				return;
+			}
+
+			await Promise.all(
+				dirents.map((dirent: any) => {
+					const res = resolve(dir, dirent.name);
+
+					if (dirent.isDirectory()) {
+						return getFiles(res);
+					}
+				})
+			);
+		};
+
+		await getFiles(dir);
+
+		return nsDirs;
+	}
 }
 
 injector.registerCommand("clean", CleanCommand);

lib/commands/plugin/create-plugin.ts

@@ -4,6 +4,7 @@ import { IOptions, INodePackageManager } from "../../declarations";
 import { ICommand, ICommandParameter } from "../../common/definitions/commands";
 import { IErrors, IFileSystem, IChildProcess } from "../../common/declarations";
 import { injector } from "../../common/yok";
+import { ITerminalSpinnerService } from "../../definitions/terminal-spinner-service";
 
 export class CreatePluginCommand implements ICommand {
 	public allowedParameters: ICommandParameter[] = [];