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| <!--
| * @Description: 表单渲染器，根据json生成表单
| -->
| <template>
| <div class="v-form-container">
| <Form class="v-form-model" ref="eFormModel" :model="formModel" v-bind="formModelProps">
| <Row>
| <FormRender
| v-for="(schema, index) of noHiddenList"
| :key="index"
| :schema="schema"
| :formConfig="formConfig"
| :formData="formModelNew"
| @change="handleChange"
| :setFormModel="setFormModel"
| @submit="handleSubmit"
| @reset="resetFields"
| >
| <template v-if="schema && schema.componentProps" #[`schema.componentProps!.slotName`]>
| <slot
| :name="schema.componentProps!.slotName"
| v-bind="{ formModel: formModel, field: schema.field, schema }"
| ></slot>
| </template>
| </FormRender>
| </Row>
| </Form>
| </div>
| </template>
| <script lang="ts">
| import { computed, defineComponent, PropType, provide, ref, unref } from 'vue';
| import FormRender from './components/FormRender.vue';
| import { IFormConfig, AForm } from '../../typings/v-form-component';
| import { Form, Row, Col } from 'ant-design-vue';
| import { useFormInstanceMethods } from '../../hooks/useFormInstanceMethods';
| import { IProps, IVFormMethods, useVFormMethods } from '../../hooks/useVFormMethods';
| import { useVModel } from '@vueuse/core';
| import { omit } from 'lodash-es';
|
| export default defineComponent({
| name: 'VFormCreate',
| components: {
| FormRender,
| Form,
| Row,
| },
| props: {
| fApi: {
| type: Object,
| },
| formModel: {
| type: Object,
| default: () => ({}),
| },
| formConfig: {
| type: Object as PropType<IFormConfig>,
| required: true,
| },
| },
| emits: ['submit', 'change', 'update:fApi', 'update:formModel'],
| setup(props, context) {
| const wrapperComp = props.formConfig.layout == 'vertical' ? Col : Row;
| const { emit } = context;
| const eFormModel = ref<AForm | null>(null);
|
| const formModelNew = computed({
| get: () => props.formModel,
| set: (value) => emit('update:formModel', value),
| });
|
| const noHiddenList = computed(() => {
| return (
| props.formConfig.schemas &&
| props.formConfig.schemas.filter((item) => item.hidden !== true)
| );
| });
|
| const fApi = useVModel(props, 'fApi', emit);
|
| const { submit, validate, clearValidate, resetFields, validateField } =
| useFormInstanceMethods<['submit', 'change', 'update:fApi', 'update:formModel']>(
| props,
| formModelNew,
| context,
| eFormModel,
| );
|
| const { linkOn, ...methods } = useVFormMethods<
| ['submit', 'change', 'update:fApi', 'update:formModel']
| >(
| { formConfig: props.formConfig, formData: props.formModel } as unknown as IProps,
| context,
| eFormModel,
| {
| submit,
| validate,
| validateField,
| resetFields,
| clearValidate,
| },
| );
|
| fApi.value = methods;
|
| const handleChange = (_event) => {
| const { schema, value } = _event;
| const { field } = unref(schema);
|
| linkOn[field!]?.forEach((formItem) => {
| formItem.update?.(value, formItem, fApi.value as IVFormMethods);
| });
| };
| /**
| * 获取表单属性
| */
| const formModelProps = computed(
| () => omit(props.formConfig, ['disabled', 'labelWidth', 'schemas']) as Recordable,
| );
|
| const handleSubmit = () => {
| submit();
| };
|
| provide('formModel', formModelNew);
| const setFormModel = (key, value) => {
| formModelNew.value[key] = value;
| };
|
| provide<(key: String, value: any) => void>('setFormModelMethod', setFormModel);
|
| // 把祖先组件的方法项注入到子组件中，子组件可通过inject获取
| return {
| eFormModel,
| submit,
| validate,
| validateField,
| resetFields,
| clearValidate,
| handleChange,
| formModelProps,
| handleSubmit,
| setFormModel,
| formModelNew,
| wrapperComp,
| noHiddenList,
| };
| },
| });
| </script>
|
| <style lang="less" scoped>
| .v-form-model {
| overflow: hidden;
| }
| </style>
|
|
