tc-ui-toolkit
Version:
React components used to develop tools for the desktop app translationCore
225 lines (170 loc) • 27.9 kB
JavaScript
"use strict";
var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shouldRenderBreak = shouldRenderBreak;
exports.getPrecedingTextFromElementSiblings = exports.getPrecedingTextFromElement = exports.getPrecedingTextFromElementAndSiblings = exports.getPrecedingTextFromWindowSelection = exports.getSelectedTextFromWindowSelection = exports.getCurrentWindowSelection = exports.getSelectionFromCurrentWindowSelection = void 0;
var _stringPunctuationTokenizer = require("string-punctuation-tokenizer");
var stringHelpers = _interopRequireWildcard(require("./stringHelpers"));
/**
* @description - Gets the selection object from the currently selected text from the Web UI
* @param {String} entireText - the text that the selection should be in, ie verseText
* @param {Boolean} fallbackToPreviousWord - if true then we select previous word if selection is at end of word
* @return {Object} - the selection object to be used
* TODO: Find a way to test
*/
var getSelectionFromCurrentWindowSelection = function getSelectionFromCurrentWindowSelection(entireText) {
var fallbackToPreviousWord = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var selection; // response
var windowSelection = getCurrentWindowSelection();
var selectedText = getSelectedTextFromWindowSelection(windowSelection);
var precedingText = getPrecedingTextFromWindowSelection(windowSelection);
if (fallbackToPreviousWord && selectedText === ' ') {
// handle edge case of clicking near end of word
var words = (0, _stringPunctuationTokenizer.tokenize)({
text: precedingText
});
if (words && words.length) {
var lastWord = words[words.length - 1];
if (lastWord) {
var pos = precedingText.lastIndexOf(lastWord);
if (pos && pos + lastWord.length === precedingText.length) {
// if last word is at end of string
// use last word for selection
selectedText = lastWord;
precedingText = precedingText.substr(0, pos);
console.log("getSelectionFromCurrentWindowSelection() - switching to last word, selectedText ".concat(JSON.stringify(selectedText)));
}
}
}
} // Some edge cases leave a weird selection remaining, let's clean up.
selection = stringHelpers.generateSelection(selectedText, precedingText, entireText);
window.getSelection().empty();
return selection;
};
/**
* @description - Gets the window's Selection from the UI
* @return {Object} windowSelection - a windowSelection object from inside a compatible element
* TODO: Find a way to test
*/
exports.getSelectionFromCurrentWindowSelection = getSelectionFromCurrentWindowSelection;
var getCurrentWindowSelection = function getCurrentWindowSelection() {
return window.getSelection();
};
/**
* @description - Gets the window selected text from the windowSelection
* @param {Object} windowSelection - a windowSelection object from inside a compatible element
* @return {String} - selectedText
* TODO: Find a way to test
*/
exports.getCurrentWindowSelection = getCurrentWindowSelection;
var getSelectedTextFromWindowSelection = function getSelectedTextFromWindowSelection(windowSelection) {
return windowSelection.toString();
};
/**
* @description - Gets the precedingText from the windowSelection
* @param {Object} windowSelection - a windowSelection object from inside a compatible element
* @return {String} - the string of precedingText
* Implementation notes on why you can't just use the window.getSelection()
* getSelection is limited by same innerText node, and does not include span siblings
* indexOfTextSelection is broken by any other previous selection since it only knows its innerText node.
* TODO: Find a way to test
*/
exports.getSelectedTextFromWindowSelection = getSelectedTextFromWindowSelection;
var getPrecedingTextFromWindowSelection = function getPrecedingTextFromWindowSelection(windowSelection) {
var precedingText; // response
// concatenate spans etc... to get the precedingText from the windowSelection
if (windowSelection.rangeCount) {
// get the text after the preceding selection and current span selection is in.
var selectionRange = windowSelection.getRangeAt(0); // get the character index of what is selected in context of the span it is in.
var selectionRangeStart = selectionRange.startOffset; // get the container of the selection, this is a strange object, that logs as a string.
var textContainer = selectionRange.commonAncestorContainer; // get the parent span that contains the textContainer.
var element; // if the textContainer is #text, then use the parentElement - usually non-overlapping selection
if ('#text' === textContainer.nodeName) {
element = textContainer.parentElement;
} // if the textContainer is a span, then use it as the element
if ('SPAN' === textContainer.nodeName) {
element = textContainer;
} // if the textContainer is a div, its an overlapping selection, don't use commonAncestorContainer
if ('DIV' === textContainer.nodeName) {
element = selectionRange.startContainer.parentElement;
} // check for element, as textContainer can but rarely be something other than #text, span or div
if (element) {
precedingText = getPrecedingTextFromElementAndSiblings(element, selectionRangeStart, windowSelection);
}
}
return precedingText;
};
/**
* @description - gets the precedingText from the element ending at the selectionRangeStart
* @param {Element} element - the html element that has text and siblings with text
* @param {Int} selectionRangeStart - the character index of the start of the selection
* @return {String} - the string of precedingText
*/
exports.getPrecedingTextFromWindowSelection = getPrecedingTextFromWindowSelection;
var getPrecedingTextFromElementAndSiblings = function getPrecedingTextFromElementAndSiblings(element, selectionRangeStart, windowSelection) {
var precedingText; // response
var precedingTextFromElementSiblings = getPrecedingTextFromElementSiblings(element, windowSelection);
var precedingTextFromElement = getPrecedingTextFromElement(element, selectionRangeStart, windowSelection);
precedingText = precedingTextFromElementSiblings + precedingTextFromElement;
return precedingText;
};
/**
* @description - gets the precedingText from the element ending at the selectionRangeStart
* @param {Element} element - the html element that has text
* @param {Int} selectionRangeStart - the character index of the start of the selection
* @return {String} - the string of precedingText
*/
exports.getPrecedingTextFromElementAndSiblings = getPrecedingTextFromElementAndSiblings;
var getPrecedingTextFromElement = function getPrecedingTextFromElement(element, selectionRangeStart) {
var precedingText; // response
var text = element.textContent;
precedingText = text.slice(0, selectionRangeStart);
return precedingText;
};
/**
* @description - gets the precedingText from the element siblings
* @param {Element} element - the html element that has text and siblings with text
* @return {String} - the string of precedingText
*/
exports.getPrecedingTextFromElement = getPrecedingTextFromElement;
var getPrecedingTextFromElementSiblings = function getPrecedingTextFromElementSiblings(element, windowSelection) {
var precedingText = ''; // response
// get the previous sibling to start the loop
var previousSibling = element.previousElementSibling; // loop through previous spans to get their text
while (previousSibling) {
// just in case the previousSibling just happens to be a part of the selection
if (windowSelection && !windowSelection.containsNode(previousSibling)) {
// prepend the spans innerText to the precedingText
precedingText = previousSibling.textContent + precedingText;
} // move to the previous span, if none, it ends the loop
previousSibling = previousSibling.previousElementSibling;
}
return precedingText;
};
/**
* This is a helper method to determine if the selection needs a break char in
* between the selected words or not.
* @param {Array} selections - Array of word objects that the user selected
* @param {string} verseText - The entire verse string from the current check
* @returns {boolean} - Whether the View should display a break
*/
exports.getPrecedingTextFromElementSiblings = getPrecedingTextFromElementSiblings;
function shouldRenderBreak(selections, verseText) {
/** Need to get the words and occurrence of the selected edge words */
var endSelectedWord = selections[selections.length - 1].text.trim();
var endSelectedWordOccurrence = selections[selections.length - 1].occurrence;
var beginningSelectedWord = selections[0].text.trim();
var beginningSelectedWordOccurrence = selections[0].occurrence;
/** Using the occurrences to get the actual index of the word vs
* the first time it appears in verse text */
var indexOfBeginningSelection = verseText.split(beginningSelectedWord, beginningSelectedWordOccurrence).join(beginningSelectedWord).length;
var indexOfEndSelection = verseText.split(endSelectedWord, endSelectedWordOccurrence).join(endSelectedWord).length;
/** Checking the text in between selected words for a non-space character */
var textBetweenSelection = verseText.substring(indexOfBeginningSelection + beginningSelectedWord.length, indexOfEndSelection);
/** If the end index is the same as the beginning then it is the first word */
var showBreak = indexOfEndSelection !== indexOfBeginningSelection && textBetweenSelection.match(/\S/);
return showBreak;
}
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{ tokenize } from 'string-punctuation-tokenizer';\nimport * as stringHelpers from './stringHelpers';\n\n/**\n * @description - Gets the selection object from the currently selected text from the Web UI\n * @param {String} entireText - the text that the selection should be in, ie verseText\n * @param {Boolean} fallbackToPreviousWord - if true then we select previous word if selection is at end of word\n * @return {Object} - the selection object to be used\n * TODO: Find a way to test\n */\nexport const getSelectionFromCurrentWindowSelection = (entireText, fallbackToPreviousWord = false) => {\n  let selection; // response\n  const windowSelection = getCurrentWindowSelection();\n  let selectedText = getSelectedTextFromWindowSelection(windowSelection);\n  let precedingText = getPrecedingTextFromWindowSelection(windowSelection);\n\n  if (fallbackToPreviousWord && (selectedText === ' ')) { // handle edge case of clicking near end of word\n    const words = tokenize({ text: precedingText });\n\n    if (words && words.length) {\n      const lastWord = words[words.length - 1];\n\n      if (lastWord) {\n        const pos = precedingText.lastIndexOf(lastWord);\n\n        if (pos && (pos + lastWord.length === precedingText.length)) { // if last word is at end of string\n          // use last word for selection\n          selectedText = lastWord;\n          precedingText = precedingText.substr(0, pos);\n          console.log(`getSelectionFromCurrentWindowSelection() - switching to last word, selectedText ${JSON.stringify(selectedText)}`);\n        }\n      }\n    }\n  }\n\n  // Some edge cases leave a weird selection remaining, let's clean up.\n  selection = stringHelpers.generateSelection(selectedText, precedingText, entireText);\n  window.getSelection().empty();\n  return selection;\n};\n/**\n* @description - Gets the window's Selection from the UI\n* @return {Object} windowSelection - a windowSelection object from inside a compatible element\n* TODO: Find a way to test\n*/\nexport const getCurrentWindowSelection = () => window.getSelection();\n/**\n* @description - Gets the window selected text from the windowSelection\n* @param {Object} windowSelection - a windowSelection object from inside a compatible element\n* @return {String} - selectedText\n* TODO: Find a way to test\n*/\nexport const getSelectedTextFromWindowSelection = (windowSelection) => windowSelection.toString();\n/**\n* @description - Gets the precedingText from the windowSelection\n* @param {Object} windowSelection - a windowSelection object from inside a compatible element\n* @return {String} - the string of precedingText\n* Implementation notes on why you can't just use the window.getSelection()\n* getSelection is limited by same innerText node, and does not include span siblings\n* indexOfTextSelection is broken by any other previous selection since it only knows its innerText node.\n* TODO: Find a way to test\n*/\nexport const getPrecedingTextFromWindowSelection = (windowSelection) => {\n  let precedingText; // response\n  // concatenate spans etc... to get the precedingText from the windowSelection\n\n  if (windowSelection.rangeCount) {\n    // get the text after the preceding selection and current span selection is in.\n    const selectionRange = windowSelection.getRangeAt(0);\n    // get the character index of what is selected in context of the span it is in.\n    const selectionRangeStart = selectionRange.startOffset;\n    // get the container of the selection, this is a strange object, that logs as a string.\n    const textContainer = selectionRange.commonAncestorContainer;\n    // get the parent span that contains the textContainer.\n\n    let element;\n\n    // if the textContainer is #text, then use the parentElement - usually non-overlapping selection\n    if ('#text' === textContainer.nodeName) {\n      element = textContainer.parentElement;\n    }\n\n    // if the textContainer is a span, then use it as the element\n    if ('SPAN' === textContainer.nodeName) {\n      element = textContainer;\n    }\n\n    // if the textContainer is a div, its an overlapping selection, don't use commonAncestorContainer\n    if ('DIV' === textContainer.nodeName) {\n      element = selectionRange.startContainer.parentElement;\n    }\n\n    // check for element, as textContainer can but rarely be something other than #text, span or div\n    if (element) {\n      precedingText = getPrecedingTextFromElementAndSiblings(element, selectionRangeStart, windowSelection);\n    }\n  }\n  return precedingText;\n};\n/**\n * @description - gets the precedingText from the element ending at the selectionRangeStart\n * @param {Element} element - the html element that has text and siblings with text\n * @param {Int} selectionRangeStart - the character index of the start of the selection\n * @return {String} - the string of precedingText\n */\nexport const getPrecedingTextFromElementAndSiblings = (element, selectionRangeStart, windowSelection) => {\n  let precedingText; // response\n  const precedingTextFromElementSiblings = getPrecedingTextFromElementSiblings(element, windowSelection);\n  const precedingTextFromElement = getPrecedingTextFromElement(element, selectionRangeStart, windowSelection);\n  precedingText = precedingTextFromElementSiblings + precedingTextFromElement;\n  return precedingText;\n};\n/**\n * @description - gets the precedingText from the element ending at the selectionRangeStart\n * @param {Element} element - the html element that has text\n * @param {Int} selectionRangeStart - the character index of the start of the selection\n * @return {String} - the string of precedingText\n */\nexport const getPrecedingTextFromElement = (element, selectionRangeStart) => {\n  let precedingText; // response\n  const text = element.textContent;\n  precedingText = text.slice(0, selectionRangeStart);\n  return precedingText;\n};\n/**\n * @description - gets the precedingText from the element siblings\n * @param {Element} element - the html element that has text and siblings with text\n * @return {String} - the string of precedingText\n */\nexport const getPrecedingTextFromElementSiblings = (element, windowSelection) => {\n  let precedingText = ''; // response\n  // get the previous sibling to start the loop\n  let previousSibling = element.previousElementSibling;\n\n  // loop through previous spans to get their text\n  while (previousSibling) {\n    // just in case the previousSibling just happens to be a part of the selection\n    if (windowSelection && !windowSelection.containsNode(previousSibling)) {\n      // prepend the spans innerText to the precedingText\n      precedingText = previousSibling.textContent + precedingText;\n    }\n    // move to the previous span, if none, it ends the loop\n    previousSibling = previousSibling.previousElementSibling;\n  }\n  return precedingText;\n};\n\n/**\n * This is a helper method to determine if the selection needs a break char in\n * between the selected words or not.\n * @param {Array} selections - Array of word objects that the user selected\n * @param {string} verseText - The entire verse string from the current check\n * @returns {boolean} - Whether the View should display a break\n */\nexport function shouldRenderBreak(selections, verseText) {\n  /** Need to get the words and occurrence of the selected edge words */\n  const endSelectedWord = selections[selections.length - 1].text.trim();\n  const endSelectedWordOccurrence = selections[selections.length - 1].occurrence;\n  const beginningSelectedWord = selections[0].text.trim();\n  const beginningSelectedWordOccurrence = selections[0].occurrence;\n\n  /** Using the occurrences to get the actual index of the word vs\n   *  the first time it appears in verse text */\n  const indexOfBeginningSelection = verseText.split(beginningSelectedWord, beginningSelectedWordOccurrence).join(beginningSelectedWord).length;\n  const indexOfEndSelection = verseText.split(endSelectedWord, endSelectedWordOccurrence).join(endSelectedWord).length;\n\n  /** Checking the text in between selected words for a non-space character */\n  const textBetweenSelection = verseText.substring(indexOfBeginningSelection + beginningSelectedWord.length, indexOfEndSelection);\n  /** If the end index is the same as the beginning then it is the first word */\n  const showBreak = (indexOfEndSelection !== indexOfBeginningSelection) && textBetweenSelection.match(/\\S/);\n  return showBreak;\n}\n"]}