import { defineComponent, useSlots, inject, ref, computed, nextTick, watch, reactive, toRefs, provide, onMounted, onBeforeUnmount, openBlock, createElementBlock, normalizeClass, unref, createVNode, withCtx, createBlock, resolveDynamicComponent, normalizeStyle, renderSlot, createTextVNode, toDisplayString, createCommentVNode, createElementVNode, TransitionGroup } from 'vue';
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import AsyncValidator from 'async-validator';
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import { castArray, clone } from 'lodash-unified';
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import { refDebounced } from '@vueuse/core';
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import '../../../utils/index.mjs';
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import '../../../hooks/index.mjs';
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import './hooks/index.mjs';
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import { formItemProps } from './form-item.mjs';
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import FormLabelWrap from './form-label-wrap.mjs';
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import { formContextKey, formItemContextKey } from './constants.mjs';
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import _export_sfc from '../../../_virtual/plugin-vue_export-helper.mjs';
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import { useFormSize } from './hooks/use-form-common-props.mjs';
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import { useNamespace } from '../../../hooks/use-namespace/index.mjs';
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import { useId } from '../../../hooks/use-id/index.mjs';
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import { addUnit } from '../../../utils/dom/style.mjs';
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import { isBoolean } from '../../../utils/types.mjs';
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import { isString, isFunction } from '@vue/shared';
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import { getProp } from '../../../utils/objects.mjs';
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const _hoisted_1 = ["role", "aria-labelledby"];
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const __default__ = defineComponent({
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name: "ElFormItem"
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});
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const _sfc_main = /* @__PURE__ */ defineComponent({
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...__default__,
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props: formItemProps,
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setup(__props, { expose }) {
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const props = __props;
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const slots = useSlots();
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const formContext = inject(formContextKey, void 0);
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const parentFormItemContext = inject(formItemContextKey, void 0);
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const _size = useFormSize(void 0, { formItem: false });
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const ns = useNamespace("form-item");
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const labelId = useId().value;
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const inputIds = ref([]);
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const validateState = ref("");
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const validateStateDebounced = refDebounced(validateState, 100);
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const validateMessage = ref("");
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const formItemRef = ref();
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let initialValue = void 0;
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let isResettingField = false;
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const labelStyle = computed(() => {
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if ((formContext == null ? void 0 : formContext.labelPosition) === "top") {
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return {};
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}
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const labelWidth = addUnit(props.labelWidth || (formContext == null ? void 0 : formContext.labelWidth) || "");
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if (labelWidth)
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return { width: labelWidth };
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return {};
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});
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const contentStyle = computed(() => {
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if ((formContext == null ? void 0 : formContext.labelPosition) === "top" || (formContext == null ? void 0 : formContext.inline)) {
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return {};
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}
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if (!props.label && !props.labelWidth && isNested) {
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return {};
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}
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const labelWidth = addUnit(props.labelWidth || (formContext == null ? void 0 : formContext.labelWidth) || "");
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if (!props.label && !slots.label) {
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return { marginLeft: labelWidth };
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}
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return {};
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});
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const formItemClasses = computed(() => [
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ns.b(),
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ns.m(_size.value),
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ns.is("error", validateState.value === "error"),
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ns.is("validating", validateState.value === "validating"),
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ns.is("success", validateState.value === "success"),
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ns.is("required", isRequired.value || props.required),
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ns.is("no-asterisk", formContext == null ? void 0 : formContext.hideRequiredAsterisk),
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(formContext == null ? void 0 : formContext.requireAsteriskPosition) === "right" ? "asterisk-right" : "asterisk-left",
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{ [ns.m("feedback")]: formContext == null ? void 0 : formContext.statusIcon }
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]);
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const _inlineMessage = computed(() => isBoolean(props.inlineMessage) ? props.inlineMessage : (formContext == null ? void 0 : formContext.inlineMessage) || false);
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const validateClasses = computed(() => [
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ns.e("error"),
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{ [ns.em("error", "inline")]: _inlineMessage.value }
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]);
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const propString = computed(() => {
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if (!props.prop)
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return "";
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return isString(props.prop) ? props.prop : props.prop.join(".");
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});
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const hasLabel = computed(() => {
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return !!(props.label || slots.label);
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});
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const labelFor = computed(() => {
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return props.for || inputIds.value.length === 1 ? inputIds.value[0] : void 0;
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});
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const isGroup = computed(() => {
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return !labelFor.value && hasLabel.value;
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});
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const isNested = !!parentFormItemContext;
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const fieldValue = computed(() => {
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const model = formContext == null ? void 0 : formContext.model;
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if (!model || !props.prop) {
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return;
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}
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return getProp(model, props.prop).value;
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});
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const normalizedRules = computed(() => {
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const { required } = props;
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const rules = [];
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if (props.rules) {
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rules.push(...castArray(props.rules));
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}
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const formRules = formContext == null ? void 0 : formContext.rules;
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if (formRules && props.prop) {
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const _rules = getProp(formRules, props.prop).value;
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if (_rules) {
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rules.push(...castArray(_rules));
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}
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}
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if (required !== void 0) {
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const requiredRules = rules.map((rule, i) => [rule, i]).filter(([rule]) => Object.keys(rule).includes("required"));
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if (requiredRules.length > 0) {
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for (const [rule, i] of requiredRules) {
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if (rule.required === required)
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continue;
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rules[i] = { ...rule, required };
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}
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} else {
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rules.push({ required });
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}
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}
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return rules;
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});
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const validateEnabled = computed(() => normalizedRules.value.length > 0);
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const getFilteredRule = (trigger) => {
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const rules = normalizedRules.value;
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return rules.filter((rule) => {
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if (!rule.trigger || !trigger)
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return true;
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if (Array.isArray(rule.trigger)) {
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return rule.trigger.includes(trigger);
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} else {
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return rule.trigger === trigger;
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}
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}).map(({ trigger: trigger2, ...rule }) => rule);
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};
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const isRequired = computed(() => normalizedRules.value.some((rule) => rule.required));
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const shouldShowError = computed(() => {
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var _a;
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return validateStateDebounced.value === "error" && props.showMessage && ((_a = formContext == null ? void 0 : formContext.showMessage) != null ? _a : true);
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});
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const currentLabel = computed(() => `${props.label || ""}${(formContext == null ? void 0 : formContext.labelSuffix) || ""}`);
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const setValidationState = (state) => {
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validateState.value = state;
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};
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const onValidationFailed = (error) => {
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var _a, _b;
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const { errors, fields } = error;
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if (!errors || !fields) {
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console.error(error);
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}
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setValidationState("error");
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validateMessage.value = errors ? (_b = (_a = errors == null ? void 0 : errors[0]) == null ? void 0 : _a.message) != null ? _b : `${props.prop} is required` : "";
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formContext == null ? void 0 : formContext.emit("validate", props.prop, false, validateMessage.value);
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};
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const onValidationSucceeded = () => {
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setValidationState("success");
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formContext == null ? void 0 : formContext.emit("validate", props.prop, true, "");
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};
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const doValidate = async (rules) => {
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const modelName = propString.value;
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const validator = new AsyncValidator({
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[modelName]: rules
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});
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return validator.validate({ [modelName]: fieldValue.value }, { firstFields: true }).then(() => {
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onValidationSucceeded();
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return true;
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}).catch((err) => {
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onValidationFailed(err);
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return Promise.reject(err);
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});
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};
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const validate = async (trigger, callback) => {
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if (isResettingField || !props.prop) {
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return false;
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}
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const hasCallback = isFunction(callback);
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if (!validateEnabled.value) {
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callback == null ? void 0 : callback(false);
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return false;
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}
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const rules = getFilteredRule(trigger);
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if (rules.length === 0) {
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callback == null ? void 0 : callback(true);
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return true;
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}
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setValidationState("validating");
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return doValidate(rules).then(() => {
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callback == null ? void 0 : callback(true);
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return true;
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}).catch((err) => {
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const { fields } = err;
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callback == null ? void 0 : callback(false, fields);
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return hasCallback ? false : Promise.reject(fields);
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});
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};
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const clearValidate = () => {
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setValidationState("");
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validateMessage.value = "";
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isResettingField = false;
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};
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const resetField = async () => {
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const model = formContext == null ? void 0 : formContext.model;
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if (!model || !props.prop)
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return;
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const computedValue = getProp(model, props.prop);
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isResettingField = true;
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computedValue.value = clone(initialValue);
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await nextTick();
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clearValidate();
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isResettingField = false;
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};
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const addInputId = (id) => {
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if (!inputIds.value.includes(id)) {
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inputIds.value.push(id);
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}
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};
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const removeInputId = (id) => {
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inputIds.value = inputIds.value.filter((listId) => listId !== id);
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};
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watch(() => props.error, (val) => {
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validateMessage.value = val || "";
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setValidationState(val ? "error" : "");
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}, { immediate: true });
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watch(() => props.validateStatus, (val) => setValidationState(val || ""));
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const context = reactive({
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...toRefs(props),
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$el: formItemRef,
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size: _size,
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validateState,
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labelId,
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inputIds,
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isGroup,
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hasLabel,
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addInputId,
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removeInputId,
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resetField,
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clearValidate,
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validate
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});
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provide(formItemContextKey, context);
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onMounted(() => {
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if (props.prop) {
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formContext == null ? void 0 : formContext.addField(context);
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initialValue = clone(fieldValue.value);
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}
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});
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onBeforeUnmount(() => {
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formContext == null ? void 0 : formContext.removeField(context);
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});
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expose({
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size: _size,
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validateMessage,
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validateState,
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validate,
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clearValidate,
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resetField
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});
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return (_ctx, _cache) => {
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var _a;
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return openBlock(), createElementBlock("div", {
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ref_key: "formItemRef",
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ref: formItemRef,
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class: normalizeClass(unref(formItemClasses)),
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role: unref(isGroup) ? "group" : void 0,
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"aria-labelledby": unref(isGroup) ? unref(labelId) : void 0
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}, [
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createVNode(unref(FormLabelWrap), {
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"is-auto-width": unref(labelStyle).width === "auto",
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"update-all": ((_a = unref(formContext)) == null ? void 0 : _a.labelWidth) === "auto"
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}, {
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default: withCtx(() => [
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unref(hasLabel) ? (openBlock(), createBlock(resolveDynamicComponent(unref(labelFor) ? "label" : "div"), {
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key: 0,
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id: unref(labelId),
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for: unref(labelFor),
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class: normalizeClass(unref(ns).e("label")),
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style: normalizeStyle(unref(labelStyle))
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}, {
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default: withCtx(() => [
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renderSlot(_ctx.$slots, "label", { label: unref(currentLabel) }, () => [
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createTextVNode(toDisplayString(unref(currentLabel)), 1)
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])
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]),
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_: 3
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}, 8, ["id", "for", "class", "style"])) : createCommentVNode("v-if", true)
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]),
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_: 3
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}, 8, ["is-auto-width", "update-all"]),
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createElementVNode("div", {
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class: normalizeClass(unref(ns).e("content")),
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style: normalizeStyle(unref(contentStyle))
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}, [
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renderSlot(_ctx.$slots, "default"),
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createVNode(TransitionGroup, {
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name: `${unref(ns).namespace.value}-zoom-in-top`
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}, {
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default: withCtx(() => [
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unref(shouldShowError) ? renderSlot(_ctx.$slots, "error", {
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key: 0,
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error: validateMessage.value
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}, () => [
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createElementVNode("div", {
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class: normalizeClass(unref(validateClasses))
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}, toDisplayString(validateMessage.value), 3)
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]) : createCommentVNode("v-if", true)
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]),
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_: 3
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}, 8, ["name"])
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], 6)
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], 10, _hoisted_1);
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};
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}
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});
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var FormItem = /* @__PURE__ */ _export_sfc(_sfc_main, [["__file", "/home/runner/work/element-plus/element-plus/packages/components/form/src/form-item.vue"]]);
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export { FormItem as default };
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//# sourceMappingURL=form-item2.mjs.map
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