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https://gitee.com/ant-design-vue/ant-design-vue.git
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eda7247c2c
* fix: inject value maybe undefined * fix(tag): style invalid
356 lines
12 KiB
Vue
356 lines
12 KiB
Vue
import type { ShowSearchType, FieldNames, BaseOptionType, DefaultOptionType } from '../vc-cascader';
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import VcCascader, {
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cascaderProps as vcCascaderProps,
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SHOW_CHILD,
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SHOW_PARENT,
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} from '../vc-cascader';
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import RightOutlined from '@ant-design/icons-vue/RightOutlined';
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import LoadingOutlined from '@ant-design/icons-vue/LoadingOutlined';
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import LeftOutlined from '@ant-design/icons-vue/LeftOutlined';
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import getIcons from '../select/utils/iconUtil';
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import type { VueNode } from '../_util/type';
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import { withInstall } from '../_util/type';
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import omit from '../_util/omit';
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import { computed, defineComponent, ref, watchEffect } from 'vue';
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import type { ExtractPropTypes, PropType } from 'vue';
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import PropTypes from '../_util/vue-types';
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import { initDefaultProps } from '../_util/props-util';
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import useConfigInject from '../config-provider/hooks/useConfigInject';
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import classNames from '../_util/classNames';
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import type { SizeType } from '../config-provider';
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import devWarning from '../vc-util/devWarning';
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import type { SelectCommonPlacement } from '../_util/transition';
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import { getTransitionDirection, getTransitionName } from '../_util/transition';
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import { useInjectFormItemContext } from '../form';
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import type { ValueType } from '../vc-cascader/Cascader';
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import type { InputStatus } from '../_util/statusUtils';
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import { getStatusClassNames, getMergedStatus } from '../_util/statusUtils';
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import { FormItemInputContext } from '../form/FormItemContext';
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import { useCompactItemContext } from '../space/Compact';
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import useSelectStyle from '../select/style';
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import useStyle from './style';
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import { useInjectDisabled } from '../config-provider/DisabledContext';
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// Align the design since we use `rc-select` in root. This help:
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// - List search content will show all content
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// - Hover opacity style
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// - Search filter match case
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export type { BaseOptionType, DefaultOptionType, ShowSearchType };
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export type FieldNamesType = FieldNames;
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export type FilledFieldNamesType = Required<FieldNamesType>;
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function highlightKeyword(str: string, lowerKeyword: string, prefixCls?: string) {
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const cells = str
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.toLowerCase()
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.split(lowerKeyword)
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.reduce((list, cur, index) => (index === 0 ? [cur] : [...list, lowerKeyword, cur]), []);
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const fillCells: VueNode[] = [];
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let start = 0;
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cells.forEach((cell, index) => {
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const end = start + cell.length;
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let originWorld: VueNode = str.slice(start, end);
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start = end;
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if (index % 2 === 1) {
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originWorld = (
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<span class={`${prefixCls}-menu-item-keyword`} key="seperator">
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{originWorld}
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</span>
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);
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}
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fillCells.push(originWorld);
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});
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return fillCells;
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}
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const defaultSearchRender: ShowSearchType['render'] = ({
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inputValue,
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path,
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prefixCls,
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fieldNames,
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}) => {
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const optionList: VueNode[] = [];
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// We do lower here to save perf
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const lower = inputValue.toLowerCase();
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path.forEach((node, index) => {
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if (index !== 0) {
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optionList.push(' / ');
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}
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let label = (node as any)[fieldNames.label!];
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const type = typeof label;
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if (type === 'string' || type === 'number') {
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label = highlightKeyword(String(label), lower, prefixCls);
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}
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optionList.push(label);
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});
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return optionList;
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};
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export interface CascaderOptionType extends DefaultOptionType {
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isLeaf?: boolean;
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loading?: boolean;
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children?: CascaderOptionType[];
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[key: string]: any;
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}
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export function cascaderProps<DataNodeType extends CascaderOptionType = CascaderOptionType>() {
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return {
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...omit(vcCascaderProps(), ['customSlots', 'checkable', 'options']),
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multiple: { type: Boolean, default: undefined },
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size: String as PropType<SizeType>,
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bordered: { type: Boolean, default: undefined },
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placement: { type: String as PropType<SelectCommonPlacement> },
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suffixIcon: PropTypes.any,
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status: String as PropType<InputStatus>,
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options: Array as PropType<DataNodeType[]>,
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popupClassName: String,
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/** @deprecated Please use `popupClassName` instead */
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dropdownClassName: String,
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'onUpdate:value': Function as PropType<(value: ValueType) => void>,
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};
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}
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export type CascaderProps = Partial<ExtractPropTypes<ReturnType<typeof cascaderProps>>>;
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export interface CascaderRef {
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focus: () => void;
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blur: () => void;
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}
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const Cascader = defineComponent({
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compatConfig: { MODE: 3 },
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name: 'ACascader',
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inheritAttrs: false,
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props: initDefaultProps(cascaderProps(), {
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bordered: true,
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choiceTransitionName: '',
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allowClear: true,
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}),
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setup(props, { attrs, expose, slots, emit }) {
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// ====================== Warning ======================
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if (process.env.NODE_ENV !== 'production') {
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devWarning(
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!props.dropdownClassName,
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'Cascader',
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'`dropdownClassName` is deprecated. Please use `popupClassName` instead.',
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);
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}
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const formItemContext = useInjectFormItemContext();
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const formItemInputContext = FormItemInputContext.useInject();
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const mergedStatus = computed(() => getMergedStatus(formItemInputContext.status, props.status));
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const {
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prefixCls: cascaderPrefixCls,
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rootPrefixCls,
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getPrefixCls,
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direction,
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getPopupContainer,
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renderEmpty,
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size: contextSize,
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disabled,
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} = useConfigInject('cascader', props);
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const prefixCls = computed(() => getPrefixCls('select', props.prefixCls));
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const { compactSize, compactItemClassnames } = useCompactItemContext(prefixCls, direction);
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const mergedSize = computed(() => compactSize.value || contextSize.value);
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const contextDisabled = useInjectDisabled();
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const mergedDisabled = computed(() => disabled.value ?? contextDisabled.value);
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const [wrapSelectSSR, hashId] = useSelectStyle(prefixCls);
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const [wrapCascaderSSR] = useStyle(cascaderPrefixCls);
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const isRtl = computed(() => direction.value === 'rtl');
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// =================== Warning =====================
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if (process.env.NODE_ENV !== 'production') {
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watchEffect(() => {
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devWarning(
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!props.multiple || !props.displayRender || !slots.displayRender,
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'Cascader',
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'`displayRender` not work on `multiple`. Please use `tagRender` instead.',
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);
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});
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}
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// ==================== Search =====================
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const mergedShowSearch = computed(() => {
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if (!props.showSearch) {
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return props.showSearch;
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}
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let searchConfig: ShowSearchType = {
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render: defaultSearchRender,
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};
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if (typeof props.showSearch === 'object') {
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searchConfig = {
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...searchConfig,
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...props.showSearch,
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};
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}
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return searchConfig;
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});
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// =================== Dropdown ====================
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const mergedDropdownClassName = computed(() =>
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classNames(
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props.popupClassName || props.dropdownClassName,
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`${cascaderPrefixCls.value}-dropdown`,
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{
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[`${cascaderPrefixCls.value}-dropdown-rtl`]: isRtl.value,
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},
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hashId.value,
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),
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);
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const selectRef = ref<CascaderRef>();
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expose({
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focus() {
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selectRef.value?.focus();
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},
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blur() {
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selectRef.value?.blur();
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},
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} as CascaderRef);
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const handleChange: CascaderProps['onChange'] = (...args) => {
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emit('update:value', args[0]);
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emit('change', ...args);
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formItemContext.onFieldChange();
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};
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const handleBlur: CascaderProps['onBlur'] = (...args) => {
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emit('blur', ...args);
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formItemContext.onFieldBlur();
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};
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const mergedShowArrow = computed(() =>
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props.showArrow !== undefined ? props.showArrow : props.loading || !props.multiple,
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);
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const placement = computed(() => {
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if (props.placement !== undefined) {
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return props.placement;
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}
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return direction.value === 'rtl'
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? ('bottomRight' as SelectCommonPlacement)
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: ('bottomLeft' as SelectCommonPlacement);
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});
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return () => {
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const {
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notFoundContent = slots.notFoundContent?.(),
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expandIcon = slots.expandIcon?.(),
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multiple,
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bordered,
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allowClear,
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choiceTransitionName,
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transitionName,
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id = formItemContext.id.value,
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...restProps
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} = props;
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// =================== No Found ====================
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const mergedNotFoundContent = notFoundContent || renderEmpty('Cascader');
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// ===================== Icon ======================
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let mergedExpandIcon = expandIcon;
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if (!expandIcon) {
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mergedExpandIcon = isRtl.value ? <LeftOutlined /> : <RightOutlined />;
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}
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const loadingIcon = (
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<span class={`${prefixCls.value}-menu-item-loading-icon`}>
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<LoadingOutlined spin />
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</span>
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);
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// ===================== Icons =====================
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const { suffixIcon, removeIcon, clearIcon } = getIcons(
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{
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...props,
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hasFeedback: formItemInputContext.hasFeedback,
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feedbackIcon: formItemInputContext.feedbackIcon,
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multiple,
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prefixCls: prefixCls.value,
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showArrow: mergedShowArrow.value,
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},
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slots,
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);
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return wrapCascaderSSR(
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wrapSelectSSR(
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<VcCascader
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{...restProps}
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{...attrs}
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id={id}
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prefixCls={prefixCls.value}
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class={[
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cascaderPrefixCls.value,
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{
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[`${prefixCls.value}-lg`]: mergedSize.value === 'large',
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[`${prefixCls.value}-sm`]: mergedSize.value === 'small',
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[`${prefixCls.value}-rtl`]: isRtl.value,
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[`${prefixCls.value}-borderless`]: !bordered,
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[`${prefixCls.value}-in-form-item`]: formItemInputContext.isFormItemInput,
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},
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getStatusClassNames(
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prefixCls.value,
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mergedStatus.value,
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formItemInputContext.hasFeedback,
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),
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compactItemClassnames.value,
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attrs.class,
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hashId.value,
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]}
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disabled={mergedDisabled.value}
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direction={direction.value}
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placement={placement.value}
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notFoundContent={mergedNotFoundContent}
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allowClear={allowClear}
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showSearch={mergedShowSearch.value}
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expandIcon={mergedExpandIcon}
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inputIcon={suffixIcon}
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removeIcon={removeIcon}
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clearIcon={clearIcon}
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loadingIcon={loadingIcon}
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checkable={!!multiple}
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dropdownClassName={mergedDropdownClassName.value}
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dropdownPrefixCls={cascaderPrefixCls.value}
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choiceTransitionName={getTransitionName(rootPrefixCls.value, '', choiceTransitionName)}
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transitionName={getTransitionName(
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rootPrefixCls.value,
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getTransitionDirection(placement.value),
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transitionName,
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)}
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getPopupContainer={getPopupContainer?.value}
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customSlots={{
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...slots,
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checkable: () => <span class={`${cascaderPrefixCls.value}-checkbox-inner`} />,
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}}
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tagRender={props.tagRender || slots.tagRender}
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displayRender={props.displayRender || slots.displayRender}
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maxTagPlaceholder={props.maxTagPlaceholder || slots.maxTagPlaceholder}
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showArrow={formItemInputContext.hasFeedback || props.showArrow}
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onChange={handleChange}
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onBlur={handleBlur}
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v-slots={slots}
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ref={selectRef}
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/>,
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),
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);
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};
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},
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});
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export default withInstall<
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typeof Cascader & {
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SHOW_PARENT: typeof SHOW_PARENT;
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SHOW_CHILD: typeof SHOW_CHILD;
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}
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>(
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Object.assign(Cascader, {
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SHOW_CHILD,
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SHOW_PARENT,
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} as any),
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);
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