mega-pkg/src/shell.js

> This readme is written by the author of this package [amanuel](https://github.com/amanuel15)

const shell = require("shelljs");
const chalk = require("chalk");
const { spawn } = require("child_process");
const logcat = require("adbkit-logcat");

module.exports.postProcessNode = (path) => {
	shell.cd(path);

	let cmd = "";

	if (shell.which("yarn")) {
		cmd = "yarn install";
	} else if (shell.which("npm")) {
		cmd = "npm install";
	}

	if (cmd) {
		const result = shell.exec(cmd);

		if (result.code !== 0) {
			return false;
		} else {
			console.log(chalk.green("Your app is ready"));
		}
	} else {
		console.log(chalk.red("No yarn or npm found. Cannot run installation."));
	}

	return true;
};

module.exports.installPkg = (package) => {
	let cmd = "";

	if (shell.which("yarn")) {
		cmd = `yarn add ${package}`;
	} else if (shell.which("npm")) {
		cmd = `npm install ${package}`;
	}

	if (cmd) {
		const result = shell.exec(cmd);

		if (result.code !== 0) {
			return false;
		} else {
			console.log(
				chalk.green(`${package} is successfully added to your project`)
			);
		}
	} else {
		console.log(chalk.red("No yarn or npm found. Cannot run installation."));
	}
	return true;
};

module.exports.removePkg = (package) => {
	let cmd = "";

	if (shell.which("yarn")) {
		cmd = `yarn remove ${package}`;
	} else if (shell.which("npm")) {
		cmd = `npm uninstall ${package}`;
	}

	if (cmd) {
		const result = shell.exec(cmd);

		if (result.code !== 0) {
			return false;
		} else {
			console.log(
				chalk.green(`${package} is successfully removed from your project`)
			);
		}
	} else {
		console.log(chalk.red("No yarn or npm found. Cannot run installation."));
	}
	return true;
};

module.exports.startApp = () => {
	let cmd = "npx react-native start";

	// if (shell.which("yarn")) {
	// 	cmd = `yarn start`;
	// } else if (shell.which("npm")) {
	// 	cmd = `npm start`;
	// }

	if (cmd) {
		const result = shell.exec(cmd);

		if (result.code !== 0) {
			return false;
		} else {
			console.log(chalk.green(`Your app is running`));
		}
	} else {
		console.log(chalk.red("Something went wrong."));
	}
	return true;
};

module.exports.runBundle = (enteryFile) => {
	let cmd = `npx react-native bundle --platform android --dev false --entry-file ${enteryFile}.js --bundle-output mdp/index.android.bundle --assets-dest ./mdp`;

	if (cmd) {
		const result = shell.exec(cmd);

		if (result.code !== 0) {
			return false;
		} else {
			console.log(
				chalk.green(
					"You can find your bundle in the mdp folder in the root folder of your project."
				)
			);
		}
	} else {
		console.log(chalk.red("Something went wrong!"));
	}
	return true;
};

module.exports.debug = () => {
	const proc = spawn("adb", ["logcat", "-B"]);

	// Connect logcat to the stream
	reader = logcat.readStream(proc.stdout);
	const date = new Date();
	reader.on("entry", (entry) => {
		const entryDate = new Date(entry.date);
		// console.log(entryDate, date, entryDate > date);
		if (entry.tag == "ReactNativeJS" && entryDate > date) {
			switch (entry.priority) {
				case 3:
					console.log(chalk.blue("Debug:   "), chalk.green(entry.message));
					break;
				case 4:
					console.log(chalk.cyan("Info:    "), chalk.green(entry.message));
					break;
				case 5:
					console.log(chalk.yellow("Warning: "), entry.message);
					break;
				case 6:
					console.log(chalk.red("Error:   "), entry.message);
					break;
				default:
					console.log(chalk.bgGray("Unknown:"), " ", entry.message);
			}
			// console.log(entry.message);
		}
		// if (entry.tag == "ReactContextBaseJavaModule") {
		// 	console.log(entry);
		// }
	});

	// Make sure we don't leave anything hanging
	process.on("exit", () => {
		proc.kill();
	});
	return true;
};