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

import { Component, OnInit } from '@angular/core';
import { ActivatedRoute, Router } from '@angular/router';
import { Location } from '@angular/common';
import { AdminUserService, ApplicationService } from 'base/service';
import { UserService, isNullOrUndefined } from '@kangaroo-and-rabbit/kar-cw';

export function checkLoginValidity(value: string): boolean {
	let regexCheck = new RegExp('^[a-zA-Z0-9_\\.-]+$');
	if (regexCheck.test(value)) {
		return true;
	}
	return false;
}

export function checkEmailValidity(value: string): boolean {
	let regexCheck = new RegExp('^[a-zA-Z0-9_\\.@-]+@[a-zA-Z0-9_\\.-]+\\.[a-zA-Z]+$');
	if (regexCheck.test(value)) {
		return true;
	}
	return false;
}

export function checkPasswordValidity(value: string): boolean {
	let regexCheck = new RegExp('^[a-zA-Z0-9_\\.@ %:;,=}{\\?\\!\\*\\+\\(\\)\\[\\]\\|&#%~/\\\\\\<\\>-£€]+$');
	if (regexCheck.test(value)) {
		return true;
	}
	return false;
}

@Component({
	selector: 'app-sign-out',
	templateUrl: './sign-out.html',
	styleUrls: ['./sign-out.less'],
})
export class SignOutScene implements OnInit {
	private ssoApplicationId: string | undefined;
	private ssoReturnData: string | undefined;
	private ssoApplicationReturnUrl: string | undefined;

	constructor(
		private router: Router,
		private route: ActivatedRoute,
		private locate: Location,
		private userService: UserService,
		private applicationService: ApplicationService,
		private adminUserService: AdminUserService
	) { }

	ngOnInit() {
		const ssoApplicationId = this.route.snapshot.paramMap.get('applicationId');
		if (ssoApplicationId == null) {
			this.ssoApplicationId = undefined;
		} else {
			this.ssoApplicationId = ssoApplicationId;
		}
		const ssoReturnData = this.route.snapshot.paramMap.get('dataReturn');
		if (ssoReturnData == null) {
			this.ssoReturnData = undefined;
		} else {
			this.ssoReturnData = ssoReturnData;
		}
		/*
		console.error(`MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM`);
		console.error(`get parameter update: ${this.ssoApplicationId}`);
		console.error(`get parameter update: ${this.ssoReturnData}`);
		console.error(`MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM`);
		*/
		this.logout();
	}

	logout(): void {
		let self = this;
		if (isNullOrUndefined(self.ssoApplicationId)) {
			this.userService.removeSession();
			this.router.navigate(['home']);
		} else {
			this.applicationService
				.getApplicationReturn(this.ssoApplicationId)
				.then((url: string) => {
					self.transferToApplicationThatRequiredTheSSO2(url);
				})
				.catch((error: any) => {
					// TODO: self.error = `Can not retreive the application interface`;
					this.userService.removeSession();
					this.router.navigate(['home']);
				});
		}
	}

	private transferToApplicationThatRequiredTheSSO2(url: string): void {
		// TODO: redirect sso caller after getting an application specific token ...
		if (url.slice(-1) === '/') {
			url = url.slice(0, -1);
		}
		this.userService.removeSession();
		window.location.href = `${url}/${this.ssoReturnData}/false/__LOGOUT__`;
	}
}