// Menu: Text / String transformations
// Description: spaces, accents, cases, variables names
// Author: Luiz Tanure
// Twitter: @tanure

let { getSelectedText, setSelectedText } = await kit("text")

// let userString = await arg("Type or  paste the text to transform:")

String.prototype.upperCaseFirstLetter = function () {
  return this.charAt(0).toUpperCase() + this.slice(1);
};

String.prototype.lowerCaseFirstLetter = function () {
  return this.charAt(0).toLowerCase() + this.slice(1);
};

String.prototype.removeSpaces = function () {
  return this.trim().replace(/\s\s+/g, ' ');
};

String.prototype.spacesToDashes = function () {
  return this.trim().replace(/\s+/g, '-');
};

String.prototype.spacesToUnderscores = function () {
  return this.trim().replace(/\s+/g, '_');
};

String.prototype.dashesToUnderscores = function () {
  return this.trim().replace(/-+/g, '_');
};

String.prototype.removeDuplicatedChar = function (char) {
  const patternString = `${char}${char}+`;
  const patternRegex = new RegExp(patternString,'gi');
  return this.trim().replace(patternRegex, char)
};
String.prototype.removeAccents = function (char) {
  return this.normalize('NFD').replace(/[\u0300-\u036f]/g, '')
};

const transformationTypes = [
  {
    name: 'Remove duplicated spaces',
    value: 'remove-duplicated-spaces',
    shortcode: 's',
    description: 'Remove duplicated spaces',
    transformation: (userString) => 
      userString
        .removeSpaces()
        .trim()
  },
  {
    name: 'Uppercase [AAA BBB]',
    value: 'uppercase',
    shortcode: 'U',
    description: 'Converts all to uppercase and remove duplicated spaces',
    transformation: (userString) => 
      userString
        .removeSpaces()
        .toUpperCase()
        .trim()
  },
  {
    name: 'Lowercase [aaa bbb]',
    value: 'lowercase',
    shortcode: 'l',
    description: 'Converts all to lowercase and remove duplicated spaces',
    transformation: (userString) => 
      userString
        .removeSpaces()
        .toLowerCase()
        .trim()
  },
  {
    name: 'Capitalize words [Aaa Bbb]',
    value: 'capitalize',
    shortcode: 'c',
    description: 'Capitalizes first letter of each word',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .toLowerCase()
        .split(' ')
        .map((word) => word.upperCaseFirstLetter())
        .join(' ')
        .trim()
  },
  {
    name: 'Snake case [aaa_bbb]',
    value: 'snake_case',
    shortcode: '_',
    description:
      'Converts to lowercase and replace spaces by _\n aaa ajnkwdqwdioqwadiomawods dawsndxilw',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .toLowerCase()
        .spacesToUnderscores()
        .dashesToUnderscores()
        .removeDuplicatedChar('_')
        .trim()
  },
  {
    name: 'kebab-case [aaa-bbb]',
    value: 'kebab-case',
    shortcode: '-',
    description: 'Converts to lowercase and replace spaces by -',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .toLowerCase()
        .spacesToDashes()
        .removeDuplicatedChar('-')
        .trim()
  },
  {
    name: 'camelCase [aaaBbb]',
    value: 'camelCase',
    shortcode: 'C',
    description: 'Capitalize all words after the first word and removes spaces',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .toLowerCase()
        .split(' ')
        .map((word) => word.upperCaseFirstLetter())
        .join('')
        .lowerCaseFirstLetter()
  },
  {
    name: 'PascalCase [AaaBbb]',
    value: 'PascalCase',
    shortcode: 'P',
    description: 'Capitalize all words and removes spaces',
    transformation: (userString) =>
      userString
      .removeSpaces()
      .toLowerCase()
      .split(' ')
      .map((word) => word.upperCaseFirstLetter())
      .join('')
  },
  {
    name: 'Remove numbers [aa1aBb2b => aaaBbb]',
    value: 'remove-numbers',
    shortcode: '0',
    description: 'Remove all digits',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .replace(/[0-9]/g, '')
        .trim()
  },
  {
    name: 'Keep only numbers [aa1aBb2b => 12]',
    value: 'keep-numbers',
    shortcode: '1',
    description: 'keep only  digits',
    transformation: (userString) =>
      userString
        .replace(/\D/g,'')
        .trim()
  },
  {
    name: 'Remove HTML tags',
    value: 'html-remove',
    shortcode: 'h',
    description: 'Remove all HTML tags',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .replaceAll('><', '> <')
        .replace(/(<([^>]+)>)/gi, '')
        .trim()
  },
  {
    name: 'Remove HTML attributes',
    value: 'html-remove-attributes',
    shortcode: 'a',
    description: 'Remove attributes from HTML tags',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .replace(/<\s*(\w+).*?>/, '<$1>')
        .replace(/(\s<)/gi, '<')
        .replace(/(\s<)/gi, '---')
        .trim()
  },
  {
    name: 'Remove accents & diacritics [âêì => aei]',
    value: 'html-remove-accents',
    shortcode: '\'',
    description: 'Remove accents & diacritics',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .removeAccents()
        .trim()
  },
  {
    name: 'URL slugfy',
    value: 'slugfy',
    shortcode: 'u',
    description: 'Remove accents & diacritics, replace spaces',
    transformation: (userString) =>
      userString
        .removeSpaces()
        .removeAccents()
        .toLowerCase()
        .replace(/[^\w ]+/g,'')
        .spacesToDashes()
        .trim()
  },
];

const transformationTypesWithShortcode = transformationTypes.map((transformationType) => 
  ({
    ...transformationType,
    name: `[${transformationType.shortcode}] ${transformationType.name}`
  })
)

let userString = await getSelectedText()

let transformationSelectedType = await arg(
  'Select transformation',
  transformationTypesWithShortcode
)

let result = transformationTypes
  .find(transformationTypes => transformationTypes.value === transformationSelectedType)
  .transformation(userString)

setSelectedText(result)