From e95db50555a9f02e241bea9753506e12a14b0395 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Enes=20Gen=C3=A7?= <enesgenc4661@gmail.com>
Date: Sun, 12 Sep 2021 15:50:20 +0300
Subject: [PATCH] feat: add function to create files using templates

---
 src/functions/CreateFileFromTemplate.ts | 19 +++++++++++++++++++
 src/functions/index.ts                  |  1 +
 2 files changed, 20 insertions(+)
 create mode 100644 src/functions/CreateFileFromTemplate.ts

diff --git a/src/functions/CreateFileFromTemplate.ts b/src/functions/CreateFileFromTemplate.ts
new file mode 100644
index 0000000..85b912b
--- /dev/null
+++ b/src/functions/CreateFileFromTemplate.ts
@@ -0,0 +1,19 @@
+import { readFile, writeFile } from 'fs/promises';
+
+export function CreateFileFromTemplate(template: string, target: string, params?: Record<string, string>, custom = false) {
+	return new Promise(async (resolve, reject) => {
+		const location = custom ? '' : `${__dirname}/../templates/`;
+
+		let output = await readFile(`${location}${template}`, 'utf8');
+		if (!output) return reject(new Error("Can't read file."));
+		if (params) {
+			for (const param of Object.entries(params)) {
+				output = output.replaceAll(`{{${param[0]}}}`, param[1]);
+			}
+		}
+
+		await writeFile(target, output).catch(reject);
+
+		return resolve(true);
+	});
+}
diff --git a/src/functions/index.ts b/src/functions/index.ts
index 7e8b6d3..4a5c308 100644
--- a/src/functions/index.ts
+++ b/src/functions/index.ts
@@ -1 +1,2 @@
 export * from './CommandExists';
+export * from './CreateFileFromTemplate';