"use strict";

function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(r) { if (Array.isArray(r)) return r; }
var _require = require("@xmldom/xmldom"),
  DOMParser = _require.DOMParser,
  XMLSerializer = _require.XMLSerializer;
var _require2 = require("./errors.js"),
  throwXmlTagNotFound = _require2.throwXmlTagNotFound;
var _require3 = require("./utils.js"),
  last = _require3.last,
  first = _require3.first;
function isWhiteSpace(value) {
  return /^[ \n\r\t]+$/.test(value);
}
function parser(tag) {
  return {
    get: function get(scope) {
      if (tag === ".") {
        return scope;
      }
      if (scope) {
        return scope[tag];
      }
      return scope;
    }
  };
}
var attrToRegex = {};
function setSingleAttribute(partValue, attr, attrValue) {
  var regex;
  // Stryker disable next-line all : because this is an optimisation
  if (attrToRegex[attr]) {
    regex = attrToRegex[attr];
  } else {
    regex = new RegExp("(<.* ".concat(attr, "=\")([^\"]*)(\".*)$"));
    attrToRegex[attr] = regex;
  }
  if (regex.test(partValue)) {
    return partValue.replace(regex, "$1".concat(attrValue, "$3"));
  }
  var end = partValue.lastIndexOf("/>");
  if (end === -1) {
    end = partValue.lastIndexOf(">");
  }
  return partValue.substr(0, end) + " ".concat(attr, "=\"").concat(attrValue, "\"") + partValue.substr(end);
}
function getSingleAttribute(value, attributeName) {
  var index = value.indexOf(" ".concat(attributeName, "=\""));
  if (index === -1) {
    return null;
  }
  var startIndex = value.substr(index).search(/["']/) + index;
  var endIndex = value.substr(startIndex + 1).search(/["']/) + startIndex;
  return value.substr(startIndex + 1, endIndex - startIndex);
}
function endsWith(str, suffix) {
  return str.indexOf(suffix, str.length - suffix.length) !== -1;
}
function startsWith(str, prefix) {
  return str.substring(0, prefix.length) === prefix;
}
function getDuplicates(arr) {
  var duplicates = [];
  var hash = {},
    result = [];
  for (var i = 0, l = arr.length; i < l; ++i) {
    if (!hash[arr[i]]) {
      hash[arr[i]] = true;
      result.push(arr[i]);
    } else {
      duplicates.push(arr[i]);
    }
  }
  return duplicates;
}
function uniq(arr) {
  var hash = {},
    result = [];
  for (var i = 0, l = arr.length; i < l; ++i) {
    if (!hash[arr[i]]) {
      hash[arr[i]] = true;
      result.push(arr[i]);
    }
  }
  return result;
}
function chunkBy(parsed, f) {
  var chunks = [[]];
  for (var _i2 = 0; _i2 < parsed.length; _i2++) {
    var p = parsed[_i2];
    var currentChunk = chunks[chunks.length - 1];
    var res = f(p);
    if (res === "start") {
      chunks.push([p]);
    } else if (res === "end") {
      currentChunk.push(p);
      chunks.push([]);
    } else {
      currentChunk.push(p);
    }
  } // Remove empty chunks
  var result = [];
  for (var _i4 = 0; _i4 < chunks.length; _i4++) {
    var chunk = chunks[_i4];
    if (chunk.length > 0) {
      result.push(chunk);
    }
  }
  return result;
}
function getDefaults() {
  return {
    errorLogging: "json",
    paragraphLoop: false,
    nullGetter: function nullGetter(part) {
      return part.module ? "" : "undefined";
    },
    xmlFileNames: ["[Content_Types].xml"],
    parser: parser,
    linebreaks: false,
    fileTypeConfig: null,
    delimiters: {
      start: "{",
      end: "}"
    },
    syntax: {
      changeDelimiterPrefix: "="
    }
  };
}
function xml2str(xmlNode) {
  return new XMLSerializer().serializeToString(xmlNode).replace(/xmlns(:[a-z0-9]+)?="" ?/g, "");
}
function str2xml(str) {
  if (str.charCodeAt(0) === 65279) {
    // BOM sequence
    str = str.substr(1);
  }
  return new DOMParser().parseFromString(str, "text/xml");
}
var charMap = [["&", "&amp;"], ["<", "&lt;"], [">", "&gt;"], ['"', "&quot;"], ["'", "&apos;"]];
var charMapRegexes = charMap.map(function (_ref) {
  var _ref2 = _slicedToArray(_ref, 2),
    endChar = _ref2[0],
    startChar = _ref2[1];
  return {
    rstart: new RegExp(startChar, "g"),
    rend: new RegExp(endChar, "g"),
    start: startChar,
    end: endChar
  };
});
function wordToUtf8(string) {
  var r;
  for (var i = charMapRegexes.length - 1; i >= 0; i--) {
    r = charMapRegexes[i];
    string = string.replace(r.rstart, r.end);
  }
  return string;
}
function utf8ToWord(string) {
  // To make sure that the object given is a string (this is a noop for strings).
  string = string.toString();
  var r;
  for (var i = 0, l = charMapRegexes.length; i < l; i++) {
    r = charMapRegexes[i];
    string = string.replace(r.rend, r.start);
  }
  return string;
}

// This function is written with for loops for performance
function concatArrays(arrays) {
  var result = [];
  for (var i = 0; i < arrays.length; i++) {
    var array = arrays[i];
    for (var j = 0, len = array.length; j < len; j++) {
      result.push(array[j]);
    }
  }
  return result;
}
function pushArray(array1, array2) {
  if (!array2) {
    return array1;
  }
  for (var i = 0, len = array2.length; i < len; i++) {
    array1.push(array2[i]);
  }
  return array1;
}
var spaceRegexp = new RegExp(String.fromCharCode(160), "g");
function convertSpaces(s) {
  return s.replace(spaceRegexp, " ");
}
function pregMatchAll(regex, content) {
  /* regex is a string, content is the content. It returns an array of all matches with their offset, for example:
  		regex=la
  	content=lolalolilala
  		returns:
  		[
  			{array: {0: 'la'}, offset: 2},
  			{array: {0: 'la'}, offset: 8},
  			{array: {0: 'la'}, offset: 10}
  		]
  */
  var matchArray = [];
  var match;
  while ((match = regex.exec(content)) != null) {
    matchArray.push({
      array: match,
      offset: match.index
    });
  }
  return matchArray;
}
function isEnding(value, element) {
  return value === "</" + element + ">";
}
function isStarting(value, element) {
  return value.indexOf("<" + element) === 0 && [">", " ", "/"].indexOf(value[element.length + 1]) !== -1;
}
function getRight(parsed, element, index) {
  var val = getRightOrNull(parsed, element, index);
  if (val !== null) {
    return val;
  }
  throwXmlTagNotFound({
    position: "right",
    element: element,
    parsed: parsed,
    index: index
  });
}
function getRightOrNull(parsed, elements, index) {
  if (typeof elements === "string") {
    elements = [elements];
  }
  var level = 1;
  for (var i = index, l = parsed.length; i < l; i++) {
    var part = parsed[i];
    for (var j = 0, len = elements.length; j < len; j++) {
      var element = elements[j];
      if (isEnding(part.value, element)) {
        level--;
      }
      if (isStarting(part.value, element)) {
        level++;
      }
      if (level === 0) {
        return i;
      }
    }
  }
  return null;
}
function getLeft(parsed, element, index) {
  var val = getLeftOrNull(parsed, element, index);
  if (val !== null) {
    return val;
  }
  throwXmlTagNotFound({
    position: "left",
    element: element,
    parsed: parsed,
    index: index
  });
}
function getLeftOrNull(parsed, elements, index) {
  if (typeof elements === "string") {
    elements = [elements];
  }
  var level = 1;
  for (var i = index; i >= 0; i--) {
    var part = parsed[i];
    for (var j = 0, len = elements.length; j < len; j++) {
      var element = elements[j];
      if (isStarting(part.value, element)) {
        level--;
      }
      if (isEnding(part.value, element)) {
        level++;
      }
      if (level === 0) {
        return i;
      }
    }
  }
  return null;
}

// Stryker disable all : because those are functions that depend on the parsed
// structure based and we don't want minimal code here, but rather code that
// makes things clear.
function isTagStart(tagType, _ref3) {
  var type = _ref3.type,
    tag = _ref3.tag,
    position = _ref3.position;
  return type === "tag" && tag === tagType && (position === "start" || position === "selfclosing");
}
function isTagEnd(tagType, _ref4) {
  var type = _ref4.type,
    tag = _ref4.tag,
    position = _ref4.position;
  return type === "tag" && tag === tagType && position === "end";
}
function isParagraphStart(_ref5) {
  var type = _ref5.type,
    tag = _ref5.tag,
    position = _ref5.position;
  return ["w:p", "a:p"].indexOf(tag) !== -1 && type === "tag" && position === "start";
}
function isParagraphEnd(_ref6) {
  var type = _ref6.type,
    tag = _ref6.tag,
    position = _ref6.position;
  return ["w:p", "a:p"].indexOf(tag) !== -1 && type === "tag" && position === "end";
}
function isTextStart(_ref7) {
  var type = _ref7.type,
    position = _ref7.position,
    text = _ref7.text;
  return text && type === "tag" && position === "start";
}
function isTextEnd(_ref8) {
  var type = _ref8.type,
    position = _ref8.position,
    text = _ref8.text;
  return text && type === "tag" && position === "end";
}
function isContent(_ref9) {
  var type = _ref9.type,
    position = _ref9.position;
  return type === "placeholder" || type === "content" && position === "insidetag";
}
function isModule(_ref10, modules) {
  var module = _ref10.module,
    type = _ref10.type;
  if (!(modules instanceof Array)) {
    modules = [modules];
  }
  return type === "placeholder" && modules.indexOf(module) !== -1;
}
// Stryker restore all

var corruptCharacters = /[\x00-\x08\x0B\x0C\x0E-\x1F]/;
// 00    NUL '\0' (null character)
// 01    SOH (start of heading)
// 02    STX (start of text)
// 03    ETX (end of text)
// 04    EOT (end of transmission)
// 05    ENQ (enquiry)
// 06    ACK (acknowledge)
// 07    BEL '\a' (bell)
// 08    BS  '\b' (backspace)
// 0B    VT  '\v' (vertical tab)
// 0C    FF  '\f' (form feed)
// 0E    SO  (shift out)
// 0F    SI  (shift in)
// 10    DLE (data link escape)
// 11    DC1 (device control 1)
// 12    DC2 (device control 2)
// 13    DC3 (device control 3)
// 14    DC4 (device control 4)
// 15    NAK (negative ack.)
// 16    SYN (synchronous idle)
// 17    ETB (end of trans. blk)
// 18    CAN (cancel)
// 19    EM  (end of medium)
// 1A    SUB (substitute)
// 1B    ESC (escape)
// 1C    FS  (file separator)
// 1D    GS  (group separator)
// 1E    RS  (record separator)
// 1F    US  (unit separator)
function hasCorruptCharacters(string) {
  return corruptCharacters.test(string);
}
function invertMap(map) {
  var invertedMap = {};
  for (var key in map) {
    var value = map[key];
    invertedMap[value] || (invertedMap[value] = []);
    invertedMap[value].push(key);
  }
  return invertedMap;
}
// This ensures that the sort is stable. The default Array.sort of the browser
// is not stable in firefox, as the JS spec does not enforce the sort to be
// stable.
function stableSort(arr, compare) {
  // Stryker disable all : in previous versions of Chrome, sort was not stable by itself, so we had to add this. This is to support older versions of JS runners.
  return arr.map(function (item, index) {
    return {
      item: item,
      index: index
    };
  }).sort(function (a, b) {
    return compare(a.item, b.item) || a.index - b.index;
  }).map(function (_ref11) {
    var item = _ref11.item;
    return item;
  });
  // Stryker restore all
}
module.exports = {
  endsWith: endsWith,
  startsWith: startsWith,
  isContent: isContent,
  isParagraphStart: isParagraphStart,
  isParagraphEnd: isParagraphEnd,
  isTagStart: isTagStart,
  isTagEnd: isTagEnd,
  isTextStart: isTextStart,
  isTextEnd: isTextEnd,
  isStarting: isStarting,
  isEnding: isEnding,
  isModule: isModule,
  uniq: uniq,
  getDuplicates: getDuplicates,
  chunkBy: chunkBy,
  last: last,
  first: first,
  xml2str: xml2str,
  str2xml: str2xml,
  getRightOrNull: getRightOrNull,
  getRight: getRight,
  getLeftOrNull: getLeftOrNull,
  getLeft: getLeft,
  pregMatchAll: pregMatchAll,
  convertSpaces: convertSpaces,
  charMapRegexes: charMapRegexes,
  hasCorruptCharacters: hasCorruptCharacters,
  getDefaults: getDefaults,
  wordToUtf8: wordToUtf8,
  utf8ToWord: utf8ToWord,
  concatArrays: concatArrays,
  pushArray: pushArray,
  invertMap: invertMap,
  charMap: charMap,
  getSingleAttribute: getSingleAttribute,
  setSingleAttribute: setSingleAttribute,
  isWhiteSpace: isWhiteSpace,
  stableSort: stableSort
};