/**
* @ngdoc method
* @name sdCompareVersionsArticle#highlightDifferences
* @param {String} newText - current text
* @param {String} oldText - old text to compare with
* @description Highlight the differences between new text and old text
*/
highlightDifferences(newText, oldText) {
let mapWords = {};
let pOldText = this.extractHtml(oldText, mapWords);
let pNewText = this.extractHtml(newText, mapWords);
let diffs = this.diffMatchPatch.diff_main(pOldText, pNewText);
this.diffMatchPatch.diff_cleanupSemantic(diffs);
diffs = this.splitByTranslationOfTags(diffs, this.reverseMap(mapWords, false));
let text = this.diffMatchPatch
.diff_prettyHtml(diffs);
text = this.replaceWords(text, this.reverseMap(mapWords, true));
return text;
}
const computeDiff = (text1,text2) => {
let dmp = new DiffMatchPatch();
let d = dmp.diff_main(text1, text2);
dmp.diff_cleanupSemantic(d);
return dmp.diff_prettyHtml(d);
}