import { Component, OnInit } from '@angular/core';
// eslint-disable-next-line @typescript-eslint/no-var-requires

import * as Crypto from 'crypto';
// documentation:
// https://medium.com/@spatocode/symmetric-encryption-in-javascript-bcb5fd14c273
// https://nodejs.org/api/crypto.html
@Component({
	selector: 'app-ciphering',
	templateUrl: './ciphering.component.html',
	styleUrls: ['./ciphering.component.scss'],
})
export class CipheringComponent implements OnInit {
	public plainText = 'le texte à chiffrer, coucou !';
	public cipheredText = '';
	algorithm = 'aes-192-cbc';
	// public salt = Crypto.randomBytes(16);
	// public initial_vector = Crypto.randomBytes(16);
	public key;
	public otherCipheredText: any;

	constructor() {}

	ngOnInit(): void {
		this.encrypt(this.plainText);
	}

	encrypt(someText) {
		// this.key = Crypto.scryptSync(someText, 'salt', 24);
		// this.initial_vector = Crypto.randomBytes(16);
		//
		// const cipher = Crypto.createCipheriv(this.algorithm, this.key, this.initial_vector);
		//
		// cipher.on('readable', () => {
		// 	this.cipheredText = cipher.read().toString('hex');
		// 	console.log(cipher.read().toString('hex'));
		// });
		//
		//
		// this.cipheredText = someText;
		// // outputs encrypted hex
		// console.log(this.cipheredText);
	}

	decrypt(sometext) {
		// const decipher = Crypto.createDecipheriv(this.algorithm, this.key, this.initial_vector);
		//
		// decipher.on('readable', () => {
		// 	this.otherCipheredText = decipher.read().toString('utf8');
		//
		// 	console.log('otherCipheredText decrypt', this.otherCipheredText);
		// });
		//
		// decipher.write(sometext, 'hex');
		// decipher.end();
	}

	convertTextToInt(someText) {
		let output = '';

		for (let i = 0; i < someText.length; i++) {
			output += someText[i].charCodeAt(0);
		}
		return output;
	}
}