896 lines
25 KiB
JavaScript
896 lines
25 KiB
JavaScript
/* global CodeMirror editors makeSectionVisible */
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/* global focusAccessibility */
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/* global colorMimicry */
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'use strict';
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onDOMready().then(() => {
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//region Constants and state
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const INCREMENTAL_SEARCH_DELAY = 0;
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const ANNOTATE_SCROLLBAR_DELAY = 350;
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const ANNOTATE_SCROLLBAR_OPTIONS = {maxMatches: 10e3};
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const STORAGE_UPDATE_DELAY = 500;
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const SCROLL_REVEAL_MIN_PX = 50;
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const DIALOG_SELECTOR = '#search-replace-dialog';
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const TARGET_CLASS = 'search-target-editor';
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const MATCH_CLASS = 'search-target-match';
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const MATCH_TOKEN_NAME = 'searching';
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const OWN_STYLE_SELECTOR = '#global-search-style';
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const APPLIES_VALUE_CLASS = 'applies-value';
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const RX_MAYBE_REGEXP = /^\s*\/(.+?)\/([simguy]*)\s*$/;
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const NARROW_WIDTH = [...document.styleSheets]
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.filter(({href}) => href && href.endsWith('global-search.css'))
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.map(sheet =>
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[...sheet.cssRules]
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.filter(r => r.media && r.conditionText.includes('max-width'))
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.map(r => r.conditionText.match(/\d+/) | 0)
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.sort((a, b) => a - b)
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.pop())
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.pop() || 800;
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const state = {
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// used for case-sensitive matching directly
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find: '',
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// used when /re/ is detected or for case-insensitive matching
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rx: null,
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// used by overlay and doSearchInApplies, equals to rx || stringAsRegExp(find)
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rx2: null,
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icase: true,
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reverse: false,
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lastFind: '',
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numFound: 0,
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numApplies: -1,
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replace: '',
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lastReplace: null,
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cm: null,
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input: null,
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input2: null,
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dialog: null,
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tally: null,
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originalFocus: null,
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undo: null,
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undoHistory: [],
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searchInApplies: !document.documentElement.classList.contains('usercss'),
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};
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//endregion
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//region Events
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const ACTIONS = {
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key: {
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'Enter': event => {
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if (event.target.closest(focusAccessibility.ELEMENTS.join(','))) {
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return false;
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}
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destroyDialog();
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doSearch({canAdvance: false});
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},
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'Esc': () => {
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destroyDialog({restoreFocus: true});
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},
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},
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click: {
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next: () => doSearch({reverse: false}),
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prev: () => doSearch({reverse: true}),
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close: () => destroyDialog({restoreFocus: true}),
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replace: () => doReplace(),
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replaceAll: () => doReplaceAll(),
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undo: () => doUndo(),
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clear() {
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this._input.focus();
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document.execCommand('selectAll', false, null);
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document.execCommand('delete', false, null);
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},
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case() {
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state.icase = !state.icase;
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state.lastFind = '';
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toggleDataset(this, 'enabled', !state.icase);
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doSearch({canAdvance: false});
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}
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},
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};
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const EVENTS = {
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oninput() {
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state.find = state.input.value;
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debounce(doSearch, INCREMENTAL_SEARCH_DELAY, {canAdvance: false});
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adjustTextareaSize(this);
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if (!state.find) enableReplaceButtons(false);
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},
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onkeydown(event) {
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const action = ACTIONS.key[CodeMirror.keyName(event)];
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if (action && action(event) !== false) {
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event.preventDefault();
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}
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},
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onclick(event) {
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const el = event.target.closest('[data-action]');
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const action = el && ACTIONS.click[el.dataset.action];
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if (action && action.call(el, event) !== false) {
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event.preventDefault();
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}
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}
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};
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const DIALOG_PROPS = {
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dialog: {
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onclick: EVENTS.onclick,
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onkeydown: EVENTS.onkeydown,
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},
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input: {
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oninput: EVENTS.oninput,
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},
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input2: {
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oninput() {
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state.replace = this.value;
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adjustTextareaSize(this);
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debounce(writeStorage, STORAGE_UPDATE_DELAY);
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}
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},
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};
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//endregion
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//region Commands
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const COMMANDS = {
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find(cm, {reverse = false} = {}) {
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state.reverse = reverse;
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focusDialog('find', cm);
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},
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findNext: cm => doSearch({reverse: false, cm}),
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findPrev: cm => doSearch({reverse: true, cm}),
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replace(cm) {
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state.reverse = false;
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focusDialog('replace', cm);
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}
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};
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COMMANDS.replaceAll = COMMANDS.replace;
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//endregion
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Object.assign(CodeMirror.commands, COMMANDS);
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readStorage();
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return;
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//region Find
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function initState({initReplace} = {}) {
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const text = state.find;
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const textChanged = text !== state.lastFind;
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if (textChanged) {
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state.numFound = 0;
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state.numApplies = -1;
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state.lastFind = text;
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const match = text && text.match(RX_MAYBE_REGEXP);
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const unicodeFlag = 'unicode' in RegExp.prototype ? 'u' : '';
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const string2regexpFlags = (state.icase ? 'gi' : 'g') + unicodeFlag;
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state.rx = match && tryRegExp(match[1], 'g' + match[2].replace(/[guy]/g, '') + unicodeFlag) ||
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text && (state.icase || text.includes('\n')) && stringAsRegExp(text, string2regexpFlags);
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state.rx2 = state.rx || text && stringAsRegExp(text, string2regexpFlags);
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state.cursorOptions = {
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caseFold: !state.rx && state.icase,
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multiline: true,
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};
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debounce(writeStorage, STORAGE_UPDATE_DELAY);
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}
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if (initReplace && state.replace !== state.lastReplace) {
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state.lastReplace = state.replace;
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state.replaceValue = state.replace.replace(/(\\r)?\\n/g, '\n').replace(/\\t/g, '\t');
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state.replaceHasRefs = /\$[$&`'\d]/.test(state.replaceValue);
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}
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state.activeAppliesTo = $(`.${APPLIES_VALUE_CLASS}:focus, .${APPLIES_VALUE_CLASS}.${TARGET_CLASS}`);
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state.cmStart = CodeMirror.closestVisible(
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document.activeElement && document.activeElement.closest('.CodeMirror') && document.activeElement ||
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state.activeAppliesTo || state.cm);
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}
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function doSearch({
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reverse = state.reverse,
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canAdvance = true,
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inApplies = true,
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cm,
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} = {}) {
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if (cm) setActiveEditor(cm);
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state.reverse = reverse;
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if (!state.find && !dialogShown()) {
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focusDialog('find', state.cm);
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return;
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}
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initState();
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if (!state.find) {
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clearMarker();
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makeTargetVisible(null);
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setupOverlay(editors.slice());
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showTally(0, 0);
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return;
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}
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const {cmStart} = state;
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const {index, found, foundInCode} = doSearchInEditors({cmStart, canAdvance, inApplies}) || {};
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if (!foundInCode) clearMarker();
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if (!found) makeTargetVisible(null);
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const radiateFrom = foundInCode ? index : editors.indexOf(cmStart);
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setupOverlay(radiateArray(editors, radiateFrom));
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enableReplaceButtons(foundInCode);
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debounce(showTally, 0, foundInCode && !state.numFound ? 1 : undefined);
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}
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function doSearchInEditors({cmStart, canAdvance, inApplies}) {
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const query = state.rx || state.find;
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const reverse = state.reverse;
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const BOF = {line: 0, ch: 0};
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const EOF = getEOF(cmStart);
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const start = editors.indexOf(cmStart);
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const total = editors.length;
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let i = 0;
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let wrapAround = 0;
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let pos, index, cm;
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if (inApplies && state.activeAppliesTo) {
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if (doSearchInApplies(state.cmStart, canAdvance)) {
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return {found: true};
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}
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if (reverse) pos = EOF; else i++;
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} else {
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pos = getContinuationPos({cm: cmStart, reverse: !canAdvance || reverse});
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wrapAround = !reverse ?
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CodeMirror.cmpPos(pos, BOF) > 0 :
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CodeMirror.cmpPos(pos, EOF) < 0;
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}
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for (; i < total + wrapAround; i++) {
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index = (start + i * (reverse ? -1 : 1) + total) % total;
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cm = editors[index];
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if (i) {
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pos = !reverse ? BOF : {line: cm.doc.size, ch: 0};
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}
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const cursor = cm.getSearchCursor(query, pos, state.cursorOptions);
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if (cursor.find(reverse)) {
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makeMatchVisible(cm, cursor);
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return {found: true, foundInCode: true, index};
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}
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const cmForNextApplies = !reverse ? cm : editors[index ? index - 1 : total - 1];
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if (inApplies && doSearchInApplies(cmForNextApplies)) {
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return {found: true};
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}
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}
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}
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function doSearchInApplies(cm, canAdvance) {
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if (!state.searchInApplies) return;
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const inputs = [...cm.getSection().getElementsByClassName(APPLIES_VALUE_CLASS)];
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if (state.reverse) inputs.reverse();
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inputs.splice(0, inputs.indexOf(state.activeAppliesTo));
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for (const input of inputs) {
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const value = input.value;
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if (input === state.activeAppliesTo) {
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state.rx2.lastIndex = input.selectionStart + canAdvance;
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} else {
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state.rx2.lastIndex = 0;
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}
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const match = state.rx2.exec(value);
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if (!match) {
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continue;
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}
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const end = match.index + match[0].length;
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// scroll selected part into view in long inputs,
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// works only outside of current event handlers chain, hence timeout=0
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setTimeout(() => {
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input.setSelectionRange(end, end);
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input.setSelectionRange(match.index, end);
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});
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const canFocus = !state.dialog || !state.dialog.contains(document.activeElement);
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makeTargetVisible(!canFocus && input);
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makeSectionVisible(cm);
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if (canFocus) input.focus();
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state.cm = cm;
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clearMarker();
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return true;
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}
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}
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//endregion
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//region Replace
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function doReplace() {
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initState({initReplace: true});
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const cm = state.cmStart;
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const pos = getContinuationPos({cm, reverse: true});
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const cursor = doReplaceInEditor({cm, pos});
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if (!cursor) {
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return;
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}
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if (cursor.findNext()) {
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clearMarker();
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makeMatchVisible(cm, cursor);
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} else {
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doSearchInEditors({cmStart: getNextEditor(cm)});
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}
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getStateSafe(cm).unclosedOp = false;
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if (cm.curOp) cm.endOperation();
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if (cursor) {
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state.undoHistory.push([cm]);
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state.undo.disabled = false;
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}
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}
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function doReplaceAll() {
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initState({initReplace: true});
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clearMarker();
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const found = editors.filter(cm => doReplaceInEditor({cm, all: true}));
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if (found.length) {
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state.lastFind = null;
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state.undoHistory.push(found);
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state.undo.disabled = false;
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doSearch({canAdvance: false});
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}
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}
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function doReplaceInEditor({cm, pos, all = false}) {
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const cursor = cm.getSearchCursor(state.rx || state.find, pos, state.cursorOptions);
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const replace = state.replaceValue;
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let found;
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cursor.find();
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while (cursor.atOccurrence) {
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found = true;
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if (!cm.curOp) {
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cm.startOperation();
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getStateSafe(cm).unclosedOp = true;
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}
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if (state.rx) {
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const text = cm.getRange(cursor.pos.from, cursor.pos.to);
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cursor.replace(state.replaceHasRefs ? text.replace(state.rx, replace) : replace);
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} else {
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cursor.replace(replace);
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}
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if (!all) {
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makeMatchVisible(cm, cursor);
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return cursor;
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}
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cursor.findNext();
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}
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if (all) {
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getStateSafe(cm).searchPos = null;
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}
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return found;
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}
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function doUndo() {
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let undoneSome;
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saveWindowScrollPos();
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for (const cm of state.undoHistory.pop() || []) {
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if (document.body.contains(cm.display.wrapper) && !cm.isClean()) {
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cm.undo();
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cm.getAllMarks().forEach(marker =>
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marker !== state.marker &&
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marker.className === MATCH_CLASS &&
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marker.clear());
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undoneSome = true;
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}
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}
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state.undo.disabled = !state.undoHistory.length;
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(state.undo.disabled ? state.input : state.undo).focus();
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if (undoneSome) {
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state.lastFind = null;
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restoreWindowScrollPos();
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doSearch({
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reverse: false,
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canAdvance: false,
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inApplies: false,
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});
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}
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}
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//endregion
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//region Overlay
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function setupOverlay(queue, debounced) {
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if (!queue.length) {
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return;
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}
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if (queue.length > 1 || !debounced) {
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debounce(setupOverlay, 0, queue, true);
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if (!debounced) {
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return;
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}
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}
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let canContinue = true;
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while (queue.length && canContinue) {
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const cm = queue.shift();
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if (!document.body.contains(cm.display.wrapper)) {
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continue;
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}
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const cmState = getStateSafe(cm);
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const query = state.rx2;
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if ((cmState.overlay || {}).query === query) {
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if (cmState.unclosedOp && cm.curOp) cm.endOperation();
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cmState.unclosedOp = false;
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continue;
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}
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if (cmState.overlay) {
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if (!cm.curOp) cm.startOperation();
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cm.removeOverlay(cmState.overlay);
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cmState.overlay = null;
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canContinue = false;
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}
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const hasMatches = query && cm.getSearchCursor(query, null, state.cursorOptions).find();
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if (hasMatches) {
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if (!cm.curOp) cm.startOperation();
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cmState.overlay = {
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query,
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token: tokenize,
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numFound: 0,
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tallyShownTime: 0,
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};
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cm.addOverlay(cmState.overlay);
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canContinue = false;
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}
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if (cmState.annotate) {
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if (!cm.curOp) cm.startOperation();
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cmState.annotate.clear();
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cmState.annotate = null;
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canContinue = false;
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}
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if (cmState.annotateTimer) {
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clearTimeout(cmState.annotateTimer);
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cmState.annotateTimer = 0;
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}
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if (hasMatches) {
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if (cmState.annotateTimer) clearTimeout(cmState.annotateTimer);
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cmState.annotateTimer = setTimeout(annotateScrollbar, ANNOTATE_SCROLLBAR_DELAY,
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cm, query, state.icase);
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}
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cmState.unclosedOp = false;
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if (cm.curOp) cm.endOperation();
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}
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if (!queue.length) debounce.unregister(setupOverlay);
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}
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function tokenize(stream) {
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this.query.lastIndex = stream.pos;
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const match = this.query.exec(stream.string);
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if (match && match.index === stream.pos) {
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this.numFound++;
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//state.numFound++;
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const t = performance.now();
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if (t - this.tallyShownTime > 10) {
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debounce(showTally);
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this.tallyShownTime = t;
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}
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stream.pos += match[0].length || 1;
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return MATCH_TOKEN_NAME;
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} else if (match) {
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stream.pos = match.index;
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} else {
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stream.skipToEnd();
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}
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}
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function annotateScrollbar(cm, query, icase) {
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getStateSafe(cm).annotate = cm.showMatchesOnScrollbar(query, icase, ANNOTATE_SCROLLBAR_OPTIONS);
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debounce(showTally);
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}
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//endregion
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//region Dialog
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function focusDialog(type, cm) {
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setActiveEditor(cm);
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const dialogFocused = state.dialog && state.dialog.contains(document.activeElement);
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let sel = dialogFocused ? '' : getSelection().toString();
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sel = !sel.includes('\n') && !sel.includes('\r') && sel;
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if (sel) state.find = sel;
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if (!dialogShown(type)) {
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destroyDialog();
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createDialog(type);
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} else if (sel) {
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state.input.focus();
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state.input.select();
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document.execCommand('insertText', false, sel);
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}
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state.input.focus();
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state.input.select();
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if (state.find) {
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doSearch({canAdvance: false});
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}
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}
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function dialogShown(type) {
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return document.body.contains(state.input) &&
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(!type || state.dialog.dataset.type === type);
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}
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function createDialog(type) {
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state.originalFocus = document.activeElement;
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const dialog = state.dialog = template.searchReplaceDialog.cloneNode(true);
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Object.assign(dialog, DIALOG_PROPS.dialog);
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dialog.dataset.type = type;
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const content = $('[data-type="content"]', dialog);
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content.parentNode.replaceChild(template[type].cloneNode(true), content);
|
|
|
|
createInput(0, 'input', state.find);
|
|
createInput(1, 'input2', state.replace);
|
|
toggleDataset($('[data-action="case"]', dialog), 'enabled', !state.icase);
|
|
state.tally = $('[data-type="tally"]', dialog);
|
|
|
|
const colors = {
|
|
body: colorMimicry.get(document.body, {bg: 'backgroundColor'}),
|
|
input: colorMimicry.get($('input:not(:disabled)'), {bg: 'backgroundColor'}),
|
|
icon: colorMimicry.get($$('svg.info')[1], {fill: 'fill'}),
|
|
};
|
|
document.documentElement.appendChild(
|
|
$(OWN_STYLE_SELECTOR) ||
|
|
$create('style' + OWN_STYLE_SELECTOR)
|
|
).textContent = `
|
|
#search-replace-dialog {
|
|
background-color: ${colors.body.bg};
|
|
}
|
|
#search-replace-dialog textarea {
|
|
color: ${colors.body.fore};
|
|
background-color: ${colors.input.bg};
|
|
}
|
|
#search-replace-dialog svg {
|
|
fill: ${colors.icon.fill};
|
|
}
|
|
#search-replace-dialog [data-action="case"] {
|
|
color: ${colors.icon.fill};
|
|
}
|
|
#search-replace-dialog svg:hover {
|
|
fill: inherit;
|
|
}
|
|
#search-replace-dialog [data-action="case"]:hover {
|
|
color: inherit;
|
|
}
|
|
#search-replace-dialog [data-action="clear"] {
|
|
background-color: ${colors.input.bg.replace(/[^,]+$/, '') + '.75)'};
|
|
}
|
|
`;
|
|
|
|
document.body.appendChild(dialog);
|
|
dispatchEvent(new Event('showHotkeyInTooltip'));
|
|
|
|
measureInput(state.input);
|
|
adjustTextareaSize(state.input);
|
|
if (type === 'replace') {
|
|
measureInput(state.input2);
|
|
adjustTextareaSize(state.input2);
|
|
enableReplaceButtons(state.find !== '');
|
|
|
|
addEventListener('resize', toggleReplaceButtonTooltips, {passive: true});
|
|
toggleReplaceButtonTooltips(true);
|
|
|
|
state.undo = $('[data-action="undo"]');
|
|
state.undo.disabled = !state.undoHistory.length;
|
|
} else {
|
|
removeEventListener('resize', toggleReplaceButtonTooltips, {passive: true});
|
|
}
|
|
|
|
return dialog;
|
|
}
|
|
|
|
|
|
function createInput(index, name, value) {
|
|
const input = state[name] = $$('textarea', state.dialog)[index];
|
|
if (!input) {
|
|
return;
|
|
}
|
|
input.value = value;
|
|
Object.assign(input, DIALOG_PROPS[name]);
|
|
|
|
input.parentElement.appendChild(template.clearSearch.cloneNode(true));
|
|
$('[data-action]', input.parentElement)._input = input;
|
|
}
|
|
|
|
|
|
function measureInput(input) {
|
|
const style = getComputedStyle(input);
|
|
input._padding = parseFloat(style.paddingTop) + parseFloat(style.paddingBottom);
|
|
input._maxWidth = parseFloat(style.maxWidth);
|
|
input._rowHeight = input.clientHeight - input._padding;
|
|
}
|
|
|
|
|
|
function destroyDialog({restoreFocus = false} = {}) {
|
|
state.input = null;
|
|
$.remove(DIALOG_SELECTOR);
|
|
debounce.unregister(doSearch);
|
|
makeTargetVisible(null);
|
|
removeEventListener('resize', toggleReplaceButtonTooltips, {passive: true});
|
|
if (restoreFocus) setTimeout(focusNoScroll, 0, state.originalFocus);
|
|
}
|
|
|
|
|
|
function adjustTextareaSize(el) {
|
|
const oldWidth = parseFloat(el.style.width) || el.clientWidth;
|
|
const widthHistory = el._widthHistory = el._widthHistory || new Map();
|
|
const knownWidth = widthHistory.get(el.value);
|
|
let newWidth;
|
|
if (knownWidth) {
|
|
newWidth = knownWidth;
|
|
} else {
|
|
const hasVerticalScrollbar = el.scrollHeight > el.clientHeight;
|
|
newWidth = el.scrollWidth + (hasVerticalScrollbar ? el.scrollWidth - el.clientWidth : 0);
|
|
newWidth += newWidth > oldWidth ? 50 : 0;
|
|
widthHistory.set(el.value, newWidth);
|
|
}
|
|
if (newWidth !== oldWidth) {
|
|
const dialogRightOffset = parseFloat(getComputedStyle(state.dialog).right);
|
|
const dialogRight = state.dialog.getBoundingClientRect().right;
|
|
const textRight = (state.input2 || state.input).getBoundingClientRect().right;
|
|
newWidth = Math.min(newWidth,
|
|
(window.innerWidth - dialogRightOffset - (dialogRight - textRight)) / (state.input2 ? 2 : 1) - 20);
|
|
el.style.width = newWidth + 'px';
|
|
}
|
|
const numLines = el.value.split('\n').length;
|
|
if (numLines !== parseInt(el.rows)) {
|
|
el.rows = numLines;
|
|
}
|
|
el.style.overflowX = el.scrollWidth > el.clientWidth ? '' : 'hidden';
|
|
}
|
|
|
|
|
|
function enableReplaceButtons(enabled) {
|
|
if (state.dialog && state.dialog.dataset.type === 'replace') {
|
|
for (const el of $$('[data-action^="replace"]', state.dialog)) {
|
|
el.disabled = !enabled;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function toggleReplaceButtonTooltips(debounced) {
|
|
if (debounced !== true) {
|
|
debounce(toggleReplaceButtonTooltips, 0, true);
|
|
} else {
|
|
const addTitle = window.innerWidth <= NARROW_WIDTH;
|
|
for (const el of state.dialog.getElementsByTagName('button')) {
|
|
if (addTitle && !el.title) {
|
|
el.title = el.textContent;
|
|
} else if (!addTitle && el.title) {
|
|
el.title = '';
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//endregion
|
|
//region Utility
|
|
|
|
function getStateSafe(cm) {
|
|
return cm.state.search || (cm.state.search = {});
|
|
}
|
|
|
|
|
|
// determines search start position:
|
|
// the cursor if it was moved or the last match
|
|
function getContinuationPos({cm, reverse}) {
|
|
const cmSearchState = getStateSafe(cm);
|
|
const posType = reverse ? 'from' : 'to';
|
|
const searchPos = (cmSearchState.searchPos || {})[posType];
|
|
const cursorPos = cm.getCursor(posType);
|
|
const preferCursor = !searchPos || CodeMirror.cmpPos(cursorPos, cmSearchState.cursorPos[posType]);
|
|
return preferCursor ? cursorPos : searchPos;
|
|
}
|
|
|
|
|
|
function getEOF(cm) {
|
|
const line = cm.doc.size - 1;
|
|
return {line, ch: cm.getLine(line).length};
|
|
}
|
|
|
|
|
|
function getNextEditor(cm, step = 1) {
|
|
return editors[(editors.indexOf(cm) + step + editors.length) % editors.length];
|
|
}
|
|
|
|
|
|
// sets the editor to start the search in
|
|
// e.g. when the user switched to another editor and invoked a search command
|
|
function setActiveEditor(cm) {
|
|
if (cm.display.wrapper.contains(document.activeElement)) {
|
|
state.cm = cm;
|
|
state.originalFocus = cm;
|
|
}
|
|
}
|
|
|
|
|
|
// adds a class on the editor that contains the active match
|
|
// instead of focusing it (in order to keep the minidialog focused)
|
|
function makeTargetVisible(element) {
|
|
const old = $('.' + TARGET_CLASS);
|
|
if (old !== element) {
|
|
if (old) old.classList.remove(TARGET_CLASS);
|
|
if (element) element.classList.add(TARGET_CLASS);
|
|
}
|
|
}
|
|
|
|
|
|
// scrolls the editor to reveal the match
|
|
function makeMatchVisible(cm, searchCursor) {
|
|
const canFocus = !state.dialog || !state.dialog.contains(document.activeElement);
|
|
state.cm = cm;
|
|
|
|
// scroll within the editor
|
|
Object.assign(getStateSafe(cm), {
|
|
cursorPos: {
|
|
from: cm.getCursor('from'),
|
|
to: cm.getCursor('to'),
|
|
},
|
|
searchPos: searchCursor.pos,
|
|
unclosedOp: !cm.curOp,
|
|
});
|
|
if (!cm.curOp) cm.startOperation();
|
|
if (canFocus) cm.setSelection(searchCursor.pos.from, searchCursor.pos.to);
|
|
cm.scrollIntoView(searchCursor.pos, SCROLL_REVEAL_MIN_PX);
|
|
|
|
// scroll to the editor itself
|
|
makeSectionVisible(cm);
|
|
|
|
// focus or expose as the current search target
|
|
clearMarker();
|
|
if (canFocus) {
|
|
cm.focus();
|
|
makeTargetVisible(null);
|
|
} else {
|
|
makeTargetVisible(cm.display.wrapper);
|
|
// mark the match
|
|
const pos = searchCursor.pos;
|
|
state.marker = cm.state.search.marker = cm.markText(pos.from, pos.to, {
|
|
className: MATCH_CLASS,
|
|
clearOnEnter: true,
|
|
});
|
|
}
|
|
}
|
|
|
|
|
|
function clearMarker() {
|
|
if (state.marker) state.marker.clear();
|
|
}
|
|
|
|
|
|
function showTally(num, numApplies) {
|
|
if (num === undefined) {
|
|
num = 0;
|
|
for (const cm of editors) {
|
|
const {annotate, overlay} = getStateSafe(cm);
|
|
num +=
|
|
((annotate || {}).matches || []).length ||
|
|
(overlay || {}).numFound ||
|
|
0;
|
|
}
|
|
state.numFound = num;
|
|
}
|
|
if (numApplies === undefined && state.searchInApplies && state.numApplies < 0) {
|
|
numApplies = 0;
|
|
const elements = state.find ? document.getElementsByClassName(APPLIES_VALUE_CLASS) : [];
|
|
for (const el of elements) {
|
|
const value = el.value;
|
|
if (state.rx) {
|
|
state.rx.lastIndex = 0;
|
|
while (state.rx.exec(value)) numApplies++;
|
|
} else {
|
|
let i = -1;
|
|
while ((i = value.indexOf(state.find, i + 1)) >= 0) numApplies++;
|
|
}
|
|
}
|
|
state.numApplies = numApplies;
|
|
} else {
|
|
numApplies = state.numApplies;
|
|
}
|
|
const newText = num + (numApplies > 0 ? '+' + numApplies : '');
|
|
if (state.tally.textContent !== newText) {
|
|
state.tally.textContent = newText;
|
|
const newTitle = t('searchNumberOfResults' + (numApplies ? '2' : ''));
|
|
if (state.tally.title !== newTitle) state.tally.title = newTitle;
|
|
}
|
|
}
|
|
|
|
|
|
function focusNoScroll(el) {
|
|
if (el) {
|
|
saveWindowScrollPos();
|
|
el.focus({preventScroll: true});
|
|
restoreWindowScrollPos({immediately: false});
|
|
}
|
|
}
|
|
|
|
|
|
function toggleDataset(el, prop, state) {
|
|
if (state) {
|
|
el.dataset[prop] = '';
|
|
} else {
|
|
delete el.dataset[prop];
|
|
}
|
|
}
|
|
|
|
|
|
function saveWindowScrollPos() {
|
|
state.scrollX = window.scrollX;
|
|
state.scrollY = window.scrollY;
|
|
}
|
|
|
|
|
|
function restoreWindowScrollPos({immediately = true} = {}) {
|
|
if (window.scrollX !== state.scrollX || window.scrollY !== state.scrollY) {
|
|
invokeOrPostpone(immediately, window.scrollTo, 0, state.scrollX, state.scrollY);
|
|
}
|
|
}
|
|
|
|
|
|
// produces [i, i+1, i-1, i+2, i-2, i+3, i-3, ...]
|
|
function radiateArray(arr, focalIndex) {
|
|
const result = [arr[focalIndex]];
|
|
const len = arr.length;
|
|
for (let i = 1; i < len; i++) {
|
|
if (focalIndex + i < len) {
|
|
result.push(arr[focalIndex + i]);
|
|
}
|
|
if (focalIndex - i >= 0) {
|
|
result.push(arr[focalIndex - i]);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
function readStorage() {
|
|
chrome.storage.local.get('editor', ({editor = {}}) => {
|
|
state.find = editor.find || '';
|
|
state.replace = editor.replace || '';
|
|
state.icase = editor.icase || state.icase;
|
|
});
|
|
}
|
|
|
|
|
|
function writeStorage() {
|
|
chrome.storage.local.get('editor', ({editor}) =>
|
|
chrome.storage.local.set({
|
|
editor: Object.assign(editor || {}, {
|
|
find: state.find,
|
|
replace: state.replace,
|
|
icase: state.icase,
|
|
})
|
|
}));
|
|
}
|
|
});
|