element-plus/es/components/form/src/form2.mjs

A Component Library for Vue 3

import { defineComponent, ref, reactive, computed, watch, provide, toRefs, openBlock, createElementBlock, normalizeClass, renderSlot } from 'vue';
import { formContextKey } from './constants.mjs';
import { formProps, formEmits } from './form.mjs';
import { useFormLabelWidth, filterFields } from './utils.mjs';
import _export_sfc from '../../../_virtual/plugin-vue_export-helper.mjs';
import { useFormSize } from './hooks/use-form-common-props.mjs';
import { useNamespace } from '../../../hooks/use-namespace/index.mjs';
import { debugWarn } from '../../../utils/error.mjs';
import { isFunction } from '@vue/shared';

const COMPONENT_NAME = "ElForm";
const _sfc_main = defineComponent({
  ...{
    name: COMPONENT_NAME
  },
  __name: "form",
  props: formProps,
  emits: formEmits,
  setup(__props, { expose: __expose, emit: __emit }) {
    const props = __props;
    const emit = __emit;
    const formRef = ref();
    const fields = reactive([]);
    const formSize = useFormSize();
    const ns = useNamespace("form");
    const formClasses = computed(() => {
      const { labelPosition, inline } = props;
      return [
        ns.b(),
        ns.m(formSize.value || "default"),
        {
          [ns.m(`label-${labelPosition}`)]: labelPosition,
          [ns.m("inline")]: inline
        }
      ];
    });
    const getField = (prop) => {
      return filterFields(fields, [prop])[0];
    };
    const addField = (field) => {
      fields.push(field);
    };
    const removeField = (field) => {
      if (field.prop) {
        fields.splice(fields.indexOf(field), 1);
      }
    };
    const resetFields = (properties = []) => {
      if (!props.model) {
        debugWarn(COMPONENT_NAME, "model is required for resetFields to work.");
        return;
      }
      filterFields(fields, properties).forEach((field) => field.resetField());
    };
    const clearValidate = (props2 = []) => {
      filterFields(fields, props2).forEach((field) => field.clearValidate());
    };
    const isValidatable = computed(() => {
      const hasModel = !!props.model;
      if (!hasModel) {
        debugWarn(COMPONENT_NAME, "model is required for validate to work.");
      }
      return hasModel;
    });
    const obtainValidateFields = (props2) => {
      if (fields.length === 0)
        return [];
      const filteredFields = filterFields(fields, props2);
      if (!filteredFields.length) {
        debugWarn(COMPONENT_NAME, "please pass correct props!");
        return [];
      }
      return filteredFields;
    };
    const validate = async (callback) => validateField(void 0, callback);
    const doValidateField = async (props2 = []) => {
      if (!isValidatable.value)
        return false;
      const fields2 = obtainValidateFields(props2);
      if (fields2.length === 0)
        return true;
      let validationErrors = {};
      for (const field of fields2) {
        try {
          await field.validate("");
          if (field.validateState === "error" && !field.error)
            field.resetField();
        } catch (fields3) {
          validationErrors = {
            ...validationErrors,
            ...fields3
          };
        }
      }
      if (Object.keys(validationErrors).length === 0)
        return true;
      return Promise.reject(validationErrors);
    };
    const validateField = async (modelProps = [], callback) => {
      let result = false;
      const shouldThrow = !isFunction(callback);
      try {
        result = await doValidateField(modelProps);
        if (result === true) {
          await (callback == null ? void 0 : callback(result));
        }
        return result;
      } catch (e) {
        if (e instanceof Error)
          throw e;
        const invalidFields = e;
        if (props.scrollToError) {
          if (formRef.value) {
            const formItem = formRef.value.querySelector(`.${ns.b()}-item.is-error`);
            formItem == null ? void 0 : formItem.scrollIntoView(props.scrollIntoViewOptions);
          }
        }
        !result && await (callback == null ? void 0 : callback(false, invalidFields));
        return shouldThrow && Promise.reject(invalidFields);
      }
    };
    const scrollToField = (prop) => {
      var _a;
      const field = getField(prop);
      if (field) {
        (_a = field.$el) == null ? void 0 : _a.scrollIntoView(props.scrollIntoViewOptions);
      }
    };
    watch(
      () => props.rules,
      () => {
        if (props.validateOnRuleChange) {
          validate().catch((err) => debugWarn(err));
        }
      },
      { deep: true, flush: "post" }
    );
    provide(
      formContextKey,
      reactive({
        ...toRefs(props),
        emit,
        resetFields,
        clearValidate,
        validateField,
        getField,
        addField,
        removeField,
        ...useFormLabelWidth()
      })
    );
    __expose({
      validate,
      validateField,
      resetFields,
      clearValidate,
      scrollToField,
      getField,
      fields
    });
    return (_ctx, _cache) => {
      return openBlock(), createElementBlock(
        "form",
        {
          ref_key: "formRef",
          ref: formRef,
          class: normalizeClass(formClasses.value)
        },
        [
          renderSlot(_ctx.$slots, "default")
        ],
        2
      );
    };
  }
});
var Form = /* @__PURE__ */ _export_sfc(_sfc_main, [["__file", "/home/runner/work/element-plus/element-plus/packages/components/form/src/form.vue"]]);

export { Form as default };
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