import { type PhpInput, toPhpArrayObject } from '../_helpers/_phpTypes.ts'
import { get_html_translation_table as getHtmlTranslationTable } from '../strings/get_html_translation_table.ts'

export function html_entity_decode(string: string, quoteStyle?: string | number): string | false {
  //      discuss at: https://locutus.io/php/html_entity_decode/
  // parity verified: PHP 8.3
  //     original by: john (https://www.jd-tech.net)
  //        input by: ger
  //        input by: Ratheous
  //        input by: Nick Kolosov (https://sammy.ru)
  //     improved by: Kevin van Zonneveld (https://kvz.io)
  //     improved by: marc andreu
  //      revised by: Kevin van Zonneveld (https://kvz.io)
  //      revised by: Kevin van Zonneveld (https://kvz.io)
  //     bugfixed by: Onno Marsman (https://twitter.com/onnomarsman)
  //     bugfixed by: Brett Zamir (https://brett-zamir.me)
  //     bugfixed by: Fox
  //       example 1: html_entity_decode('Kevin & van Zonneveld')
  //       returns 1: 'Kevin & van Zonneveld'
  //       example 2: html_entity_decode('<')
  //       returns 2: '<'

  let tmpStr = string.toString()

  const hashMapUnknown: PhpInput = getHtmlTranslationTable('HTML_ENTITIES', quoteStyle)
  if (hashMapUnknown === false || !hashMapUnknown || typeof hashMapUnknown !== 'object') {
    return false
  }
  const normalizedHashMap: { [key: string]: string } = {}
  const hashMapObject = toPhpArrayObject(hashMapUnknown)
  for (const [symbol, entity] of Object.entries(hashMapObject)) {
    if (typeof entity === 'string') {
      normalizedHashMap[symbol] = entity
    }
  }

  // @todo: & problem
  // https://locutus.io/php/get_html_translation_table:416#comment_97660
  delete normalizedHashMap['&']
  normalizedHashMap['&'] = '&'

  for (const [symbol, entity] of Object.entries(normalizedHashMap)) {
    tmpStr = tmpStr.replaceAll(entity, symbol)
  }
  tmpStr = tmpStr.replaceAll(''', "'")

  return tmpStr
}