| 1 | import React, { useState } from 'react';
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| 2 | import classNames from 'classnames';
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| 3 | const classPrefix = `adm-index-bar`;
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| 4 | export const Sidebar = props => {
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| 5 | const [interacting, setInteracting] = useState(false);
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| 6 | return React.createElement("div", {
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| 7 | className: classNames(`${classPrefix}-sidebar`, {
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| 8 | [`${classPrefix}-sidebar-interacting`]: interacting
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| 9 | }),
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| 10 | onMouseDown: () => {
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| 11 | setInteracting(true);
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| 12 | },
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| 13 | onMouseUp: () => {
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| 14 | setInteracting(false);
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| 15 | },
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| 16 | onTouchStart: () => {
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| 17 | setInteracting(true);
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| 18 | },
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| 19 | onTouchEnd: () => {
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| 20 | setInteracting(false);
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| 21 | },
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| 22 | onTouchMove: e => {
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| 23 | if (!interacting) return;
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| 24 | const {
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| 25 | clientX,
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| 26 | clientY
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| 27 | } = e.touches[0];
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| 28 | const target = document.elementFromPoint(clientX, clientY);
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| 29 | if (!target) return;
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| 30 | const index = target.dataset['index'];
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| 31 | if (index) {
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| 32 | props.onActive(index);
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| 33 | }
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| 34 | }
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| 35 | }, props.indexItems.map(({
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| 36 | index,
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| 37 | brief
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| 38 | }) => {
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| 39 | const active = index === props.activeIndex;
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| 40 | return React.createElement("div", {
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| 41 | className: `${classPrefix}-sidebar-row`,
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| 42 | onMouseDown: () => {
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| 43 | props.onActive(index);
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| 44 | },
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| 45 | onTouchStart: () => {
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| 46 | props.onActive(index);
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| 47 | },
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| 48 | onMouseEnter: () => {
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| 49 | if (interacting) {
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| 50 | props.onActive(index);
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| 51 | }
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| 52 | },
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| 53 | "data-index": index,
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| 54 | key: index
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| 55 | }, interacting && active && React.createElement("div", {
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| 56 | className: `${classPrefix}-sidebar-bubble`
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| 57 | }, brief), React.createElement("div", {
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| 58 | className: classNames(`${classPrefix}-sidebar-item`, {
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| 59 | [`${classPrefix}-sidebar-item-active`]: active
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| 60 | }),
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| 61 | "data-index": index
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| 62 | }, React.createElement("div", null, brief)));
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| 63 | }));
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| 64 | }; |
| \ | No newline at end of file |