import { IValidationRule } from '../interfaces/validationRule';

/**
 * rule for required.
 */
export class PhoneValidationRule implements IValidationRule {
    /**
     * init rule
     *
     * @param message
     */
    constructor(public propertyName: string, public message: string) {
    }

    /**
     * action key.
     *
     * @returns {string}
     */
    public get attribute(): string {
        return 'phone';
    }

    /**
     * validate action.
     *
     * @param value
     */
    public validate(entity: any, value: any): Promise<boolean> {
        let promise: Promise<boolean> = new Promise((resolve) => {
            // https://stackoverflow.com/a/123666
            let regex = /^(?:(?:\+?1\s*(?:[.-]\s*)?)?(?:\(\s*([2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9])\s*\)|([2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9]))\s*(?:[.-]\s*)?)?([2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s*(?:[.-]\s*)?([0-9]{4})(?:\s*(?:#|x\.?|ext\.?|extension)\s*(\d+))?$/;
            resolve(value.match(regex));
        });

        return promise;
    }
}