75 lines
3.5 KiB
JavaScript
75 lines
3.5 KiB
JavaScript
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"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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var _typeof = require("@babel/runtime/helpers/typeof");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = usePreviewItems;
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var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
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var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
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var _objectSpread3 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread2"));
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var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
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var React = _interopRequireWildcard(require("react"));
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var _common = require("../common");
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function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
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function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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/**
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* Merge props provided `items` or context collected images
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*/
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function usePreviewItems(items) {
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// Context collection image data
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var _React$useState = React.useState({}),
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_React$useState2 = (0, _slicedToArray2.default)(_React$useState, 2),
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images = _React$useState2[0],
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setImages = _React$useState2[1];
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var registerImage = React.useCallback(function (id, data) {
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setImages(function (imgs) {
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return (0, _objectSpread3.default)((0, _objectSpread3.default)({}, imgs), {}, (0, _defineProperty2.default)({}, id, data));
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});
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return function () {
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setImages(function (imgs) {
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var cloneImgs = (0, _objectSpread3.default)({}, imgs);
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delete cloneImgs[id];
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return cloneImgs;
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});
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};
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}, []);
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// items
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var mergedItems = React.useMemo(function () {
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if (items) {
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return items.map(function (item) {
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if (typeof item === 'string') {
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return {
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data: {
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src: item
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}
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};
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}
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var data = {};
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Object.keys(item).forEach(function (key) {
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if (['src'].concat((0, _toConsumableArray2.default)(_common.COMMON_PROPS)).includes(key)) {
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data[key] = item[key];
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}
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});
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return {
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data: data
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};
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});
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}
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return Object.keys(images).reduce(function (total, id) {
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var _images$id = images[id],
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canPreview = _images$id.canPreview,
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data = _images$id.data;
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if (canPreview) {
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total.push({
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data: data,
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id: id
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});
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}
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return total;
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}, []);
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}, [items, images]);
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return [mergedItems, registerImage];
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}
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