/**
 * Text and sorting utilities.
 * @module app/utils/text_utils
 */

/**
 * Remove HTML-unfriendly characters from a string
 * @param  {string} text   string to sanitize
 * @return {string} the sanitized string
 */
export const sanitize = (text) =>
  String(text || "").replace(new RegExp("[<>&]", "g"), "");

/**
 * Remove non-alphanumerics from a string
 * @param  {string} text   string to sanitize
 * @return {string} the sanitized string
 */
export const sanitizeName = (text) =>
  String(text || "").replace(new RegExp("[^-_a-zA-Z0-9]", "g"), "");

/**
 * Remove HTML from a string
 * @param  {string} text   string to sanitize
 * @return {string} the sanitized string
 */
export const stripHTML = (text) => String(text || "").replace(/<[^>]+>/g, "");

/**
 * Replace HTML special characters with entitites
 * @param  {string} text   string to sanitize
 * @return {string} the sanitized string
 */
export const sanitizeHTML = (text) =>
  String(text || "")
    .replace(/&/g, "&amp;")
    .replace(/</g, "&lt;")
    .replace(/>/g, "&gt;");

/**
 * Capitalize a single word
 * @param  {string} text   string to capitalize
 * @return {string} the capitalized word
 */
export const capitalizeWord = (text) =>
  text.charAt(0).toUpperCase() + text.slice(1);

/**
 * Capitalize all words in a string
 * @param  {string} text   string to capitalize
 * @return {string} the capitalized string
 */
export const capitalize = (text) =>
  String(text || "")
    .split(" ")
    .map(capitalizeWord)
    .join(" ");

/**
 * Convert a phrase to a slug
 * @param  {string} text   string to slugify
 * @return {string} the slugified string
 */
export const slugify = (text) =>
  String(text || "")
    .toLowerCase()
    .replace(/\s/g, "-")
    .replace(/[^-_a-zA-Z0-9]/g, "-")
    .replace(/-+/g, "-");

/**
 * Sort function, sort strings ascending (a -> z)
 */
// eslint-disable-next-line id-length
export const sortString = (a, b) => a[0].localeCompare(b[0]);

/**
 * Sort function, sort strings descending (z -> a)
 */
// eslint-disable-next-line id-length
export const sortStringDescending = (a, b) => b[0].localeCompare(a[0]);

/**
 * Sort function, sort numbers ascending (0 -> 1)
 */
// eslint-disable-next-line id-length
export const sortNumeric = (a, b) => a[1] - b[1];

/**
 * Sort function, sort numbers descending (1 -> 0)
 */
// eslint-disable-next-line id-length
export const sortNumericDescending = (a, b) => b[1] - a[1];