react-native-moyasar-sdk/lib/module/helpers/expiry_date_util.js

Official React Native Moyasar SDK - Integrate Credit Cards, Apple Pay, Samsung Pay, and STC Pay with simple interfaces for a seamless payment experience in your React Native app

"use strict";

export class ExpiryDateUtil {
  constructor(month, year) {
    this.month = month;
    this.year = year;
  }
  dateInstance() {
    if (!this.isValid()) {
      return null;
    }
    return new Date(this.year, this.month - 1);
  }
  isValid() {
    return this.month >= 1 && this.month <= 12 && this.year > 1900;
  }
  isExpired() {
    const expiry = this.dateInstance();
    if (!expiry) {
      return false;
    }
    const now = new Date();
    const currentDate = new Date(now.getFullYear(), now.getMonth());
    return expiry < currentDate;
  }
  static fromPattern(pattern) {
    const clean = pattern.replace(/[\s\/]/g, '');

    // Checks if the cleaned string is digits only
    if (!/^\d+$/.test(clean)) {
      return null;
    }
    if (clean.length === 4) {
      // TODO: Optimize to init the Date object once for this class

      const millennium = Math.floor(new Date().getFullYear() / 100) * 100;
      const year = parseInt(clean.substring(2, 4), 10);
      return new ExpiryDateUtil(parseInt(clean.substring(0, 2), 10), year + millennium);
    } else if (clean.length === 6) {
      return new ExpiryDateUtil(parseInt(clean.substring(0, 2), 10), parseInt(clean.substring(2, 6), 10));
    } else {
      return null;
    }
  }
}
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