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ant-design-vue/components/breadcrumb/Breadcrumb.jsx

87 lines
2.8 KiB

import PropTypes from '../_util/vue-types';
import { cloneElement } from '../_util/vnode';
import { filterEmpty, getComponentFromProp, getSlotOptions } from '../_util/props-util';
import warning from '../_util/warning';
import { ConfigConsumerProps } from '../config-provider';
import BreadcrumbItem from './BreadcrumbItem';
const Route = PropTypes.shape({
path: PropTypes.string,
breadcrumbName: PropTypes.string,
}).loose;
const BreadcrumbProps = {
prefixCls: PropTypes.string,
routes: PropTypes.arrayOf(Route),
params: PropTypes.any,
separator: PropTypes.any,
itemRender: PropTypes.func,
};
function getBreadcrumbName(route, params) {
if (!route.breadcrumbName) {
return null;
}
const paramsKeys = Object.keys(params).join('|');
const name = route.breadcrumbName.replace(
new RegExp(`:(${paramsKeys})`, 'g'),
(replacement, key) => params[key] || replacement,
);
return name;
}
export default {
name: 'ABreadcrumb',
props: BreadcrumbProps,
inject: {
configProvider: { default: () => ({}) },
},
methods: {
defaultItemRender({ route, params, routes, paths }) {
const isLastItem = routes.indexOf(route) === routes.length - 1;
const name = getBreadcrumbName(route, params);
return isLastItem ? <span>{name}</span> : <a href={`#/${paths.join('/')}`}>{name}</a>;
},
},
render() {
let crumbs;
const { prefixCls: customizePrefixCls, routes, params = {}, $slots, $scopedSlots } = this;
const getPrefixCls = this.configProvider.getPrefixCls || ConfigConsumerProps.getPrefixCls;
const prefixCls = getPrefixCls('breadcrumb', customizePrefixCls);
const children = filterEmpty($slots.default);
const separator = getComponentFromProp(this, 'separator');
if (routes && routes.length > 0) {
const paths = [];
const itemRender = this.itemRender || $scopedSlots.itemRender || this.defaultItemRender;
crumbs = routes.map(route => {
route.path = route.path || '';
let path = route.path.replace(/^\//, '');
Object.keys(params).forEach(key => {
path = path.replace(`:${key}`, params[key]);
});
if (path) {
paths.push(path);
}
return (
<BreadcrumbItem separator={separator} key={route.breadcrumbName || path}>
{itemRender({ route, params, routes, paths })}
</BreadcrumbItem>
);
});
} else if (children.length) {
crumbs = children.map((element, index) => {
warning(
getSlotOptions(element).__ANT_BREADCRUMB_ITEM,
"Breadcrumb only accepts Breadcrumb.Item as it's children",
);
return cloneElement(element, {
props: { separator },
key: index,
});
});
}
return <div class={prefixCls}>{crumbs}</div>;
},
};