scriptable-testlab/src/mocks/data/date-formatter.ts

A lightweight, efficient tool designed to manage and update scripts for Scriptable.

import {AbsDateFormatter} from 'scriptable-abstract';

/**
 * Mock implementation of Scriptable's DateFormatter
 * Used to format dates into strings and parse strings into dates
 */
export class MockDateFormatter extends AbsDateFormatter {
  constructor() {
    super({
      locale: 'en-US',
      dateFormat: '',
    });
  }

  /**
   * Gets the locale identifier
   */
  get locale(): string {
    return this.state.locale.replace('-', '_');
  }

  /**
   * Sets the locale identifier
   */
  set locale(value: string) {
    // Convert Scriptable locale format to IETF language tag
    const [lang, region] = value.toLowerCase().split('_');
    this.setState({locale: `${lang}-${region?.toUpperCase() || ''}`.replace(/-$/, '')});
  }

  /**
   * Gets the custom date format string
   */
  get dateFormat(): string {
    return this.state.dateFormat;
  }

  /**
   * Sets the custom date format string
   */
  set dateFormat(value: string) {
    this.setState({dateFormat: value});
  }

  /**
   * Formats a date into a string
   * @param date Date to format
   * @returns Formatted date string
   */
  string(date: Date): string {
    if (this.dateFormat) {
      // If custom format is set, use it
      // This is a simplified implementation - in real usage you'd want to
      // convert Scriptable format string to Intl format
      return date.toLocaleString(this.state.locale);
    }

    return date.toLocaleString(this.state.locale);
  }

  /**
   * Parses a string into a date
   * @param dateString String to parse
   * @returns Parsed date
   */
  date(dateString: string): Date {
    return new Date(dateString);
  }
}