From 65f38f3eb2b4e8e2bd136b9bd8f37f1966be1661 Mon Sep 17 00:00:00 2001
From: EvolutionX <jeyush2005@gmail.com>
Date: Mon, 9 May 2022 20:44:48 +0530
Subject: [PATCH] feat(*): cli is now functional

---
 src/{commands/test.js => utilities/edits.js} | 14 +++-
 src/utilities/install.js                     | 78 ++++++++++++++++++++
 src/utilities/npm.js                         | 21 ++++++
 3 files changed, 109 insertions(+), 4 deletions(-)
 rename src/{commands/test.js => utilities/edits.js} (50%)
 create mode 100644 src/utilities/install.js
 create mode 100644 src/utilities/npm.js

diff --git a/src/commands/test.js b/src/utilities/edits.js
similarity index 50%
rename from src/commands/test.js
rename to src/utilities/edits.js
index 476c4ad..413d21e 100644
--- a/src/commands/test.js
+++ b/src/utilities/edits.js
@@ -1,16 +1,22 @@
-//@ts-check
 import { readFile, writeFile } from 'node:fs/promises';
 import { findUp } from 'find-up';
 
+
 /**
- * @param {string} name
+ * It takes a string, finds the package.json file in the directory of the string, and changes the name
+ * of the package.json file to the string.
+ * @param {string} name - The name of the project.
+ * @returns A promise.
  */
 export async function editMain(name) {
-	const pjLocation = await findUp('package.json');
+	const pjLocation = await findUp('package.json', {
+		cwd: process.cwd() + '/' + name,
+	});
+
 	const output = JSON.parse(await readFile(pjLocation, 'utf8'));
 	if (!output) throw new Error("Can't read your package.json.");
 
-	output.main = name;
+	output.name = name;
 
 	return writeFile(pjLocation, JSON.stringify(output, null, 2));
 }
diff --git a/src/utilities/install.js b/src/utilities/install.js
new file mode 100644
index 0000000..d25d0bb
--- /dev/null
+++ b/src/utilities/install.js
@@ -0,0 +1,78 @@
+import { execa } from 'execa';
+import { redBright } from 'colorette';
+import fs from 'fs';
+import path from 'path';
+import { readFile } from 'fs/promises';
+import { findUp } from 'find-up';
+import ora from 'ora';
+
+/**
+ * It installs dependencies from a package.json file
+ * @param choice - The package manager to use.
+ * @param name - The name of the project
+ * @returns a promise.
+ */
+export async function installDeps(choice, name) {
+	const pkg = await findUp('package.json', {
+		cwd: process.cwd() + '/' + name,
+	});
+	if (!pkg) throw new Error('No package.json found!');
+	const output = JSON.parse(await readFile(pkg, 'utf8'));
+	if (!output) throw new Error("Can't read file.");
+	const deps = output.dependencies;
+	if (!deps) throw new Error("Can't find dependencies.");
+	const spin = ora({
+		text: `Installing dependencies...`,
+		spinner: 'aesthetic',
+	}).start();
+	const result = await execa(choice, ['install'], {
+		cwd: process.cwd() + '/' + name,
+	}).catch(() => null);
+	if (!result || result?.failed) {
+		spin.fail(`${redBright('Failed')} to install dependencies!`);
+		return process.exit(1);
+	} else spin.succeed(`Dependencies installed!`);
+}
+
+/**
+ * Clone the repo, copy the files from the repo to the new project directory, and delete the repo
+ * @param {string} lang - The language of the template
+ * @param {string} name - The name of the project
+ */
+export async function cloneRepo(lang, name) {
+	await execa('git', [
+		'clone',
+		`https://github.com/sern-handler/templates.git`, // ? See the idea of @Allyedge having templates built in cli
+	]);
+	copyRecursiveSync(`templates/templates/${lang}`, name);
+	fs.rmSync(`templates/`, { recursive: true, force: true });
+}
+
+/**
+ * If the source is a directory, create the destination directory and then recursively copy the
+ * contents of the source directory to the destination directory. If the source is not a directory,
+ * copy the source file to the destination file
+ * @param {string} src - The source path.
+ * @param {string} dest - The destination folder where the files will be copied to.
+ */
+function copyRecursiveSync(src, dest) {
+	var exists = fs.existsSync(src);
+	var stats = exists && fs.statSync(src);
+	var isDirectory = exists && stats.isDirectory();
+	if (isDirectory) {
+		fs.mkdirSync(dest);
+		fs.readdirSync(src).forEach(function (childItemName) {
+			copyRecursiveSync(
+				path.join(src, childItemName),
+				path.join(dest, childItemName)
+			);
+		});
+	} else {
+		fs.copyFileSync(src, dest);
+	}
+}
+
+// async function wait(ms) {
+// 	const wait = (await import('util')).promisify(setTimeout);
+// 	return wait(ms);
+// }
diff --git a/src/utilities/npm.js b/src/utilities/npm.js
new file mode 100644
index 0000000..2f73a6c
--- /dev/null
+++ b/src/utilities/npm.js
@@ -0,0 +1,21 @@
+import { execa } from 'execa';
+
+/**
+ * It checks if you have npm or yarn installed, and returns a string based on the result
+ * @returns A promise that resolves to a string.
+ */
+export async function npm() {
+	const npm = await execa('npm', ['-v']);
+	const npm_version = npm?.stdout;
+	const yarn = await execa('yarn', ['-v']);
+	const yarn_version = yarn?.stdout;
+	if (npm_version && !yarn_version) {
+		return 'npm';
+	}
+	if (!npm_version && yarn_version) {
+		return 'yarn';
+	}
+	if (npm_version && yarn_version) {
+		return 'both';
+	}
+}