@arco-design/web-react
Version:
Arco Design React UI Library.
174 lines (173 loc) • 7.71 kB
JavaScript
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
import React, { forwardRef, useEffect, useImperativeHandle, useMemo, useRef, useState, } from 'react';
import { isArray, isObject, isUndefined } from '../_util/is';
import useIsFirstRender from '../_util/hooks/useIsFirstRender';
import useMergeValue from '../_util/hooks/useMergeValue';
import ImagePreview from './image-preview';
import { PreviewGroupContext } from './previewGroupContext';
function PreviewGroup(props, ref) {
var children = props.children, srcList = props.srcList, infinite = props.infinite, propCurrentIndex = props.current, defaultCurrent = props.defaultCurrent, onChange = props.onChange, propVisible = props.visible, defaultVisible = props.defaultVisible, forceRender = props.forceRender, onVisibleChange = props.onVisibleChange, restProps = __rest(props, ["children", "srcList", "infinite", "current", "defaultCurrent", "onChange", "visible", "defaultVisible", "forceRender", "onVisibleChange"]);
var _a = __read(useMergeValue(false, {
value: propVisible,
defaultValue: defaultVisible,
}), 2), visible = _a[0], setVisible = _a[1];
var propPreviewUrlMap = useMemo(function () { return (srcList ? new Map(srcList.map(function (url, index) { return [index, { url: url, preview: true }]; })) : null); }, [srcList]);
var isFirstRender = useIsFirstRender();
var getPreviewUrlMap = function () { return (propPreviewUrlMap ? new Map(propPreviewUrlMap) : new Map()); };
var _b = __read(useState(getPreviewUrlMap()), 2), previewUrlMap = _b[0], setPreviewUrlMap = _b[1];
var previewPropsMapRef = useRef();
var previewPropsMap = previewPropsMapRef.current || new Map();
var setPreviewPropsMap = function (cb) {
previewPropsMapRef.current = cb(previewPropsMapRef.current);
};
useEffect(function () {
if (isFirstRender)
return;
setPreviewUrlMap(getPreviewUrlMap());
}, [propPreviewUrlMap]);
var canPreviewUrlMap = new Map(Array.from(previewUrlMap)
.filter(function (_a) {
var _b = __read(_a, 2), preview = _b[1].preview;
return preview;
})
.map(function (_a) {
var _b = __read(_a, 2), id = _b[0], url = _b[1].url;
return [id, url];
}));
var _c = __read(useMergeValue(0, {
value: propCurrentIndex,
defaultValue: defaultCurrent,
}), 2), currentIndex = _c[0], setCurrentIndex = _c[1];
function registerPreviewUrl(id, url, preview) {
if (!propPreviewUrlMap) {
setPreviewUrlMap(function (pre) {
return new Map(pre).set(id, {
url: url,
preview: preview,
});
});
}
return function unRegisterPreviewUrl() {
if (!propPreviewUrlMap) {
setPreviewUrlMap(function (pre) {
var cloneMap = new Map(pre);
var hasDelete = cloneMap.delete(id);
return hasDelete ? cloneMap : pre;
});
}
};
}
function registerPreviewProps(id, previewProps) {
setPreviewPropsMap(function (pre) { return new Map(pre).set(id, isObject(previewProps) ? previewProps : {}); });
return function unRegisterPreviewProps() {
setPreviewPropsMap(function (pre) {
var cloneMap = new Map(pre);
var hasDelete = cloneMap.delete(id);
return hasDelete ? cloneMap : pre;
});
};
}
var refPreview = useRef();
useImperativeHandle(ref, function () { return ({
reset: function () {
refPreview.current && refPreview.current.reset();
},
}); });
var handleVisibleChange = function (newVisible, preVisible) {
var _preVisible = isUndefined(preVisible) ? visible : preVisible;
onVisibleChange && onVisibleChange(newVisible, _preVisible);
setVisible(newVisible);
};
var handleSwitch = function (index) {
onChange && onChange(index);
setCurrentIndex(index);
};
var loopImageIndex = function (children) {
var index = 0;
var loop = function (children) {
var result = React.Children.map(children, function (child) {
if (child && child.props && child.type) {
var displayName = child.type.displayName;
if (displayName === 'Image') {
return React.cloneElement(child, { _index: index++ });
}
}
if (child && child.props && child.props.children) {
return React.cloneElement(child, {
children: loop(child.props.children),
});
}
return child;
});
// 避免单个子节点 <div></div> 被处理为 [<div></div>] 格式
if (!isArray(children) && React.Children.count(children) === 1) {
return result[0];
}
return result;
};
return loop(children);
};
var renderList = function () {
var array = Array.from(canPreviewUrlMap.values());
if (array.length > 0) {
return (React.createElement("div", { style: { display: 'none' } }, array.map(function (src) { return (React.createElement("img", { key: src, src: src })); })));
}
return null;
};
return (React.createElement(PreviewGroupContext.Provider, { value: {
previewGroup: true,
previewUrlMap: canPreviewUrlMap,
previewPropsMap: previewPropsMap,
infinite: infinite,
currentIndex: currentIndex,
setCurrentIndex: handleSwitch,
setPreviewUrlMap: setPreviewUrlMap,
registerPreviewUrl: registerPreviewUrl,
registerPreviewProps: registerPreviewProps,
visible: visible,
handleVisibleChange: handleVisibleChange,
} },
loopImageIndex(children),
React.createElement(ImagePreview, __assign({ ref: refPreview, src: "", visible: visible, onVisibleChange: handleVisibleChange }, restProps)),
forceRender && renderList()));
}
var PreviewGroupComponent = forwardRef(PreviewGroup);
PreviewGroupComponent.displayName = 'ImagePreviewGroup';
export default PreviewGroupComponent;