vcard4/src/values/TextListType.js

An RFC 6350 compliant JavaScript library for generating and parsing version 4.0 vCards. Can also generate RFC 6351 compliant XML vCards and RFC 7095 compliant jCards. TypeScript type declarations are provided.

import { BaseValue } from "./BaseValue.js";
import { MissingArgument } from "../errors/index.js";

export class TextListType extends BaseValue {
  static type = "TEXT";
  static identifier = "TextListType";

  #textlist;

  get value() {
    return this.#textlist
      .reduce((accumulatedTextTypes, currentTextType) => {
        accumulatedTextTypes.push(currentTextType.repr());
        return accumulatedTextTypes;
      }, [])
      .join(",");
  }

  get valueXML() {
    return this.#textlist.reduce(
      (accumulatedTextTypes, currentTextType) =>
        accumulatedTextTypes + currentTextType.reprXML(),
      ""
    );
  }

  get valueJSON() {
    const value = this.#textlist.reduce(
      (accumulatedTextTypes, currentTextType) => {
        accumulatedTextTypes.push(currentTextType.reprJSON().pop());
        return accumulatedTextTypes;
      },
      []
    );

    value.unshift(this.constructor.type.toLowerCase());

    return value;
  }

  #validate(textlist) {
    if (typeof textlist === "undefined")
      throw new MissingArgument("Value for TextListType must be supplied");
    else if (!Array.isArray(textlist))
      throw new TypeError("Value for TextListType must be passed in an array");

    for (const text of textlist) {
      if (text.constructor.identifier !== "TextType")
        throw new TypeError(
          "Invalid type for value of TextListType. It should be an array of TextTypes"
        );
    }
  }

  constructor(textlist) {
    super();

    this.#validate(textlist);
    this.#textlist = textlist;

    this.checkAbstractPropertiesAndMethods();
    Object.freeze(this);
  }
}

Object.freeze(TextListType);