/** @file
 * @author Edouard DUPIN
 * @copyright 2018, Edouard DUPIN, all right reserved
 * @license PROPRIETARY (see license file)
 */

import { Injectable } from '@angular/core';

@Injectable()
export class CookiesService {
	constructor() {}

	set(cname: string, cvalue: string, exdays: number): void {
		if (this.get(cname) !== '') {
			// reset previous cookies...
			document.cookie = `${cname}=;expires=Thu, 01 Jan 1970 00:00:00 GMT;path=/`;
		}
		let ddd = new Date();
		ddd.setTime(ddd.getTime() + exdays * 24 * 60 * 60 * 1000);
		let expires = `expires=${ddd.toUTCString()}`;
		document.cookie = `${cname}=${cvalue};${expires};path=/`;
	}

	remove(cname: string): void {
		this.set(cname, '', 0);
	}

	get(cname: string): string | undefined {
		let name = `${cname}=`;
		let coolies = document.cookie.split(';');
		for (let iii = 0; iii < coolies.length; iii++) {
			let ccc = coolies[iii];
			while (ccc.charAt(0) === ' ') {
				ccc = ccc.substring(1);
			}
			if (ccc.indexOf(name) === 0) {
				return ccc.substring(name.length, ccc.length);
			}
		}
		return '';
	}
}