524 lines
16 KiB
TypeScript
524 lines
16 KiB
TypeScript
import { inject, provide, PropType, defineComponent, computed, nextTick } from 'vue';
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import cloneDeep from 'lodash-es/cloneDeep';
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import PropTypes from '../_util/vue-types';
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import classNames from '../_util/classNames';
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import { getTransitionProps, Transition } from '../_util/transition';
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import Row from '../grid/Row';
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import Col, { ColProps } from '../grid/Col';
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import hasProp, {
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findDOMNode,
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getComponent,
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getOptionProps,
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getEvents,
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isValidElement,
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getSlot,
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} from '../_util/props-util';
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import BaseMixin from '../_util/BaseMixin';
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import { defaultConfigProvider } from '../config-provider';
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import { cloneElement } from '../_util/vnode';
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import CheckCircleFilled from '@ant-design/icons-vue/CheckCircleFilled';
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import ExclamationCircleFilled from '@ant-design/icons-vue/ExclamationCircleFilled';
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import CloseCircleFilled from '@ant-design/icons-vue/CloseCircleFilled';
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import LoadingOutlined from '@ant-design/icons-vue/LoadingOutlined';
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import { validateRules } from './utils/validateUtil';
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import { getNamePath } from './utils/valueUtil';
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import { toArray } from './utils/typeUtil';
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import { warning } from '../vc-util/warning';
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import find from 'lodash-es/find';
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import { tuple, VueNode } from '../_util/type';
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import { ValidateOptions } from './interface';
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const iconMap = {
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success: CheckCircleFilled,
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warning: ExclamationCircleFilled,
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error: CloseCircleFilled,
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validating: LoadingOutlined,
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};
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function getPropByPath(obj: any, namePathList: any, strict?: boolean) {
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let tempObj = obj;
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const keyArr = namePathList;
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let i = 0;
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try {
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for (let len = keyArr.length; i < len - 1; ++i) {
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if (!tempObj && !strict) break;
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const key = keyArr[i];
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if (key in tempObj) {
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tempObj = tempObj[key];
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} else {
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if (strict) {
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throw Error('please transfer a valid name path to form item!');
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}
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break;
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}
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}
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if (strict && !tempObj) {
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throw Error('please transfer a valid name path to form item!');
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}
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} catch (error) {
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console.error('please transfer a valid name path to form item!');
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}
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return {
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o: tempObj,
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k: keyArr[i],
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v: tempObj ? tempObj[keyArr[i]] : undefined,
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};
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}
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export const FormItemProps = {
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id: PropTypes.string,
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htmlFor: PropTypes.string,
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prefixCls: PropTypes.string,
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label: PropTypes.VNodeChild,
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help: PropTypes.VNodeChild,
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extra: PropTypes.VNodeChild,
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labelCol: { type: Object as PropType<ColProps> },
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wrapperCol: { type: Object as PropType<ColProps> },
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hasFeedback: PropTypes.looseBool.def(false),
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colon: PropTypes.looseBool,
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labelAlign: PropTypes.oneOf(tuple('left', 'right')),
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prop: { type: [String, Number, Array] as PropType<string | number | string[] | number[]> },
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name: { type: [String, Number, Array] as PropType<string | number | string[] | number[]> },
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rules: PropTypes.oneOfType([Array, Object]),
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autoLink: PropTypes.looseBool.def(true),
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required: PropTypes.looseBool,
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validateFirst: PropTypes.looseBool,
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validateStatus: PropTypes.oneOf(tuple('', 'success', 'warning', 'error', 'validating')),
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validateTrigger: { type: [String, Array] as PropType<string | string[]> },
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messageVariables: { type: Object as PropType<Record<string, string>> },
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};
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export default defineComponent({
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name: 'AFormItem',
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mixins: [BaseMixin],
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inheritAttrs: false,
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__ANT_NEW_FORM_ITEM: true,
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props: FormItemProps,
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setup(props) {
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const FormContext = inject('FormContext', {}) as any;
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const fieldName = computed(() => props.name || props.prop);
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const namePath = computed(() => {
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const val = fieldName.value;
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return getNamePath(val);
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});
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const fieldId = computed(() => {
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const { id } = props;
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if (id) {
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return id;
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} else if (!namePath.value.length) {
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return undefined;
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} else {
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const formName = FormContext.name;
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const mergedId = namePath.value.join('_');
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return formName ? `${formName}_${mergedId}` : mergedId;
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}
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});
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const fieldValue = computed(() => {
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const model = FormContext.model;
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if (!model || !fieldName.value) {
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return;
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}
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return getPropByPath(model, namePath.value, true).v;
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});
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const mergedValidateTrigger = computed(() => {
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let validateTrigger =
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props.validateTrigger !== undefined ? props.validateTrigger : FormContext.validateTrigger;
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validateTrigger = validateTrigger === undefined ? 'change' : validateTrigger;
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return toArray(validateTrigger);
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});
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const getRules = () => {
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let formRules = FormContext.rules;
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const selfRules = props.rules;
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const requiredRule =
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props.required !== undefined
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? { required: !!props.required, trigger: mergedValidateTrigger.value }
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: [];
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const prop = getPropByPath(formRules, namePath.value);
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formRules = formRules ? prop.o[prop.k] || prop.v : [];
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const rules = [].concat(selfRules || formRules || []);
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if (find(rules, rule => rule.required)) {
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return rules;
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} else {
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return rules.concat(requiredRule);
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}
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};
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const isRequired = computed(() => {
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const rules = getRules();
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let isRequired = false;
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if (rules && rules.length) {
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rules.every(rule => {
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if (rule.required) {
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isRequired = true;
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return false;
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}
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return true;
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});
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}
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return isRequired || props.required;
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});
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return {
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isFormItemChildren: inject('isFormItemChildren', false),
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configProvider: inject('configProvider', defaultConfigProvider),
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FormContext,
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fieldId,
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fieldName,
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namePath,
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isRequired,
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getRules,
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fieldValue,
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mergedValidateTrigger,
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};
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},
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data() {
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warning(!hasProp(this, 'prop'), `\`prop\` is deprecated. Please use \`name\` instead.`);
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return {
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validateState: this.validateStatus,
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validateMessage: '',
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validateDisabled: false,
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validator: {},
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helpShow: false,
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errors: [],
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initialValue: undefined,
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};
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},
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watch: {
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validateStatus(val) {
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this.validateState = val;
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},
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},
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created() {
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provide('isFormItemChildren', true);
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},
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mounted() {
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if (this.fieldName) {
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const { addField } = this.FormContext;
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addField && addField(this);
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this.initialValue = cloneDeep(this.fieldValue);
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}
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},
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beforeUnmount() {
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const { removeField } = this.FormContext;
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removeField && removeField(this);
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},
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methods: {
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getNamePath() {
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const { fieldName } = this;
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const { prefixName = [] } = this.FormContext;
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return fieldName !== undefined ? [...prefixName, ...this.namePath] : [];
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},
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validateRules(options: ValidateOptions) {
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const { validateFirst = false, messageVariables } = this.$props;
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const { triggerName } = options || {};
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const namePath = this.getNamePath();
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let filteredRules = this.getRules();
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if (triggerName) {
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filteredRules = filteredRules.filter(rule => {
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const { trigger } = rule;
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if (!trigger && !this.mergedValidateTrigger.length) {
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return true;
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}
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const triggerList = toArray(trigger || this.mergedValidateTrigger);
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return triggerList.includes(triggerName);
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});
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}
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if (!filteredRules.length) {
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return Promise.resolve();
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}
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const promise = validateRules(
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namePath,
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this.fieldValue,
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filteredRules,
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options,
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validateFirst,
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messageVariables,
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);
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this.validateState = 'validating';
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this.errors = [];
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promise
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.catch(e => e)
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.then((errors = []) => {
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if (this.validateState === 'validating') {
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this.validateState = errors.length ? 'error' : 'success';
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this.validateMessage = errors[0];
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this.errors = errors;
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}
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});
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return promise;
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},
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getRules() {
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let formRules = this.FormContext.rules;
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const selfRules = this.rules;
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const requiredRule =
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this.required !== undefined
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? { required: !!this.required, trigger: this.mergedValidateTrigger }
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: [];
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const prop = getPropByPath(formRules, this.namePath);
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formRules = formRules ? prop.o[prop.k] || prop.v : [];
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const rules = [].concat(selfRules || formRules || []);
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if (find(rules, rule => rule.required)) {
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return rules;
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} else {
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return rules.concat(requiredRule);
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}
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},
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onFieldBlur() {
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this.validateRules({ triggerName: 'blur' });
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},
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onFieldChange() {
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if (this.validateDisabled) {
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this.validateDisabled = false;
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return;
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}
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this.validateRules({ triggerName: 'change' });
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},
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clearValidate() {
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this.validateState = '';
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this.validateMessage = '';
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this.validateDisabled = false;
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},
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resetField() {
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this.validateState = '';
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this.validateMessage = '';
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const model = this.FormContext.model || {};
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const value = this.fieldValue;
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const prop = getPropByPath(model, this.namePath, true);
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this.validateDisabled = true;
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if (Array.isArray(value)) {
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prop.o[prop.k] = [].concat(this.initialValue);
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} else {
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prop.o[prop.k] = this.initialValue;
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}
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// reset validateDisabled after onFieldChange triggered
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nextTick(() => {
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this.validateDisabled = false;
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});
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},
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getHelpMessage() {
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const help = getComponent(this, 'help');
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return this.validateMessage || help;
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},
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onLabelClick() {
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const id = this.fieldId;
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if (!id) {
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return;
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}
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const formItemNode = findDOMNode(this);
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const control = formItemNode.querySelector(`[id="${id}"]`);
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if (control && control.focus) {
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control.focus();
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}
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},
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onHelpAnimEnd(_key: string, helpShow: boolean) {
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this.helpShow = helpShow;
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if (!helpShow) {
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this.$forceUpdate();
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}
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},
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renderHelp(prefixCls: string) {
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const help = this.getHelpMessage();
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const children = help ? (
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<div class={`${prefixCls}-explain`} key="help">
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{help}
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</div>
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) : null;
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if (children) {
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this.helpShow = !!children;
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}
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const transitionProps = getTransitionProps('show-help', {
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onAfterEnter: () => this.onHelpAnimEnd('help', true),
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onAfterLeave: () => this.onHelpAnimEnd('help', false),
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});
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return (
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<Transition {...transitionProps} key="help">
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{children}
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</Transition>
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);
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},
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renderExtra(prefixCls: string) {
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const extra = getComponent(this, 'extra');
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return extra ? <div class={`${prefixCls}-extra`}>{extra}</div> : null;
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},
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renderValidateWrapper(prefixCls: string, c1: VueNode, c2: VueNode, c3: VueNode) {
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const validateStatus = this.validateState;
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let classes = `${prefixCls}-item-control`;
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if (validateStatus) {
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classes = classNames(`${prefixCls}-item-control`, {
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'has-feedback': validateStatus && this.hasFeedback,
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'has-success': validateStatus === 'success',
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'has-warning': validateStatus === 'warning',
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'has-error': validateStatus === 'error',
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'is-validating': validateStatus === 'validating',
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});
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}
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const IconNode = validateStatus && iconMap[validateStatus];
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const icon =
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this.hasFeedback && IconNode ? (
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<span class={`${prefixCls}-item-children-icon`}>
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<IconNode />
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</span>
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) : null;
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return (
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<div class={classes}>
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<span class={`${prefixCls}-item-children`}>
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{c1}
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{icon}
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</span>
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{c2}
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{c3}
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</div>
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);
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},
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renderWrapper(prefixCls: string, children: VueNode) {
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const { wrapperCol: contextWrapperCol } = (this.isFormItemChildren
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? {}
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: this.FormContext) as any;
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const { wrapperCol } = this;
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const mergedWrapperCol = wrapperCol || contextWrapperCol || {};
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const { style, id, ...restProps } = mergedWrapperCol;
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const className = classNames(`${prefixCls}-item-control-wrapper`, mergedWrapperCol.class);
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const colProps = {
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...restProps,
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class: className,
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key: 'wrapper',
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style,
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id,
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};
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return <Col {...colProps}>{children}</Col>;
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},
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renderLabel(prefixCls: string) {
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const {
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vertical,
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labelAlign: contextLabelAlign,
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labelCol: contextLabelCol,
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colon: contextColon,
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} = this.FormContext;
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const { labelAlign, labelCol, colon, fieldId, htmlFor } = this;
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const label = getComponent(this, 'label');
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const required = this.isRequired;
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const mergedLabelCol = labelCol || contextLabelCol || {};
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const mergedLabelAlign = labelAlign || contextLabelAlign;
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const labelClsBasic = `${prefixCls}-item-label`;
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const labelColClassName = classNames(
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labelClsBasic,
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mergedLabelAlign === 'left' && `${labelClsBasic}-left`,
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mergedLabelCol.class,
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);
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const {
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class: labelColClass,
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style: labelColStyle,
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id: labelColId,
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...restProps
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} = mergedLabelCol;
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let labelChildren = label;
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// Keep label is original where there should have no colon
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const computedColon = colon === true || (contextColon !== false && colon !== false);
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const haveColon = computedColon && !vertical;
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// Remove duplicated user input colon
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if (haveColon && typeof label === 'string' && label.trim() !== '') {
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labelChildren = label.replace(/[：:]\s*$/, '');
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}
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const labelClassName = classNames({
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[`${prefixCls}-item-required`]: required,
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[`${prefixCls}-item-no-colon`]: !computedColon,
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});
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const colProps = {
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...restProps,
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class: labelColClassName,
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key: 'label',
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style: labelColStyle,
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id: labelColId,
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};
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return label ? (
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<Col {...colProps}>
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<label
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for={htmlFor || fieldId}
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class={labelClassName}
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title={typeof label === 'string' ? label : ''}
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onClick={this.onLabelClick}
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>
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{labelChildren}
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</label>
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</Col>
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) : null;
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},
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renderChildren(prefixCls: string, child: VueNode) {
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return [
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this.renderLabel(prefixCls),
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this.renderWrapper(
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prefixCls,
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this.renderValidateWrapper(
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prefixCls,
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child,
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this.renderHelp(prefixCls),
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this.renderExtra(prefixCls),
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),
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),
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];
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},
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renderFormItem(child: any[]) {
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const { prefixCls: customizePrefixCls } = this.$props;
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const { class: className, ...restProps } = this.$attrs as any;
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const getPrefixCls = this.configProvider.getPrefixCls;
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const prefixCls = getPrefixCls('form', customizePrefixCls);
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const children = this.renderChildren(prefixCls, child);
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const itemClassName = {
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[className]: className,
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[`${prefixCls}-item`]: true,
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[`${prefixCls}-item-with-help`]: this.helpShow,
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};
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return (
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<Row class={classNames(itemClassName)} key="row" {...restProps}>
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{children}
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</Row>
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);
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},
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},
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render() {
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const { autoLink } = getOptionProps(this);
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const children = getSlot(this);
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let firstChildren = children[0];
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if (this.fieldName && autoLink && isValidElement(firstChildren)) {
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const originalEvents = getEvents(firstChildren);
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const originalBlur = originalEvents.onBlur;
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const originalChange = originalEvents.onChange;
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firstChildren = cloneElement(firstChildren, {
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...(this.fieldId ? { id: this.fieldId } : undefined),
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onBlur: (...args: any[]) => {
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originalBlur && originalBlur(...args);
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this.onFieldBlur();
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},
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onChange: (...args: any[]) => {
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if (Array.isArray(originalChange)) {
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for (let i = 0, l = originalChange.length; i < l; i++) {
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originalChange[i](...args);
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}
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} else if (originalChange) {
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originalChange(...args);
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}
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this.onFieldChange();
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},
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});
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}
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return this.renderFormItem([firstChildren, children.slice(1)]);
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},
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});
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