vue-elementplus-admin/src/views/Components/Form/RefForm.vue

<script setup lang="ts">
import { Form, FormExpose } from '@/components/Form'
import { ContentWrap } from '@/components/ContentWrap'
import { useI18n } from '@/hooks/web/useI18n'
import { reactive, unref, ref } from 'vue'
import { ElButton } from 'element-plus'
import { required } from '@/utils/formRules'

const { t } = useI18n()

const schema = reactive<FormSchema[]>([
  {
    field: 'field1',
    label: t('formDemo.input'),
    component: 'Input',
    formItemProps: {
      rules: [required]
    }
  },
  {
    field: 'field2',
    label: t('formDemo.select'),
    component: 'Select',
    componentProps: {
      options: [
        {
          label: 'option1',
          value: '1'
        },
        {
          label: 'option2',
          value: '2'
        }
      ]
    }
  },
  {
    field: 'field3',
    label: t('formDemo.radio'),
    component: 'Radio',
    componentProps: {
      options: [
        {
          label: 'option-1',
          value: '1'
        },
        {
          label: 'option-2',
          value: '2'
        }
      ]
    }
  },
  {
    field: 'field4',
    label: t('formDemo.checkbox'),
    component: 'Checkbox',
    value: [],
    componentProps: {
      options: [
        {
          label: 'option-1',
          value: '1'
        },
        {
          label: 'option-2',
          value: '2'
        },
        {
          label: 'option-3',
          value: '3'
        }
      ]
    }
  },
  {
    field: 'field5',
    component: 'DatePicker',
    label: t('formDemo.datePicker'),
    componentProps: {
      type: 'date'
    }
  },
  {
    field: 'field6',
    component: 'TimeSelect',
    label: t('formDemo.timeSelect')
  }
])

const formRef = ref<FormExpose>()

const changeLabelWidth = (width: number | string) => {
  unref(formRef)?.setProps({
    labelWidth: width
  })
}

const changeSize = (size: string) => {
  unref(formRef)?.setProps({
    size
  })
}

const changeDisabled = (bool: boolean) => {
  unref(formRef)?.setProps({
    disabled: bool
  })
}

const changeSchema = (del: boolean) => {
  if (del) {
    unref(formRef)?.delSchema('field2')
  } else if (!del && schema[1].field !== 'field2') {
    unref(formRef)?.addSchema(
      {
        field: 'field2',
        label: t('formDemo.select'),
        component: 'Select',
        componentProps: {
          options: [
            {
              label: 'option1',
              value: '1'
            },
            {
              label: 'option2',
              value: '2'
            }
          ]
        }
      },
      1
    )
  }
}

const setValue = (reset: boolean) => {
  const elFormRef = unref(formRef)?.getElFormRef()
  if (reset) {
    elFormRef?.resetFields()
  } else {
    unref(formRef)?.setValues({
      field1: 'field1',
      field2: '2',
      field3: '2',
      field4: ['1', '3'],
      field5: '2022-01-27',
      field6: '17:00'
    })
  }
}

const index = ref(7)

const setLabel = () => {
  unref(formRef)?.setSchema([
    {
      field: 'field2',
      path: 'label',
      value: `${t('formDemo.select')} ${index.value}`
    },
    {
      field: 'field2',
      path: 'componentProps.options',
      value: [
        {
          label: 'option-1',
          value: '1'
        },
        {
          label: 'option-2',
          value: '2'
        },
        {
          label: 'option-3',
          value: '3'
        }
      ]
    }
  ])
  index.value++
}

const addItem = () => {
  if (unref(index) % 2 === 0) {
    unref(formRef)?.addSchema({
      field: `field${unref(index)}`,
      label: `${t('formDemo.input')}${unref(index)}`,
      component: 'Input'
    })
  } else {
    unref(formRef)?.addSchema(
      {
        field: `field${unref(index)}`,
        label: `${t('formDemo.input')}${unref(index)}`,
        component: 'Input'
      },
      unref(index)
    )
  }
  index.value++
}

const formValidation = () => {
  const elFormRef = unref(formRef)?.getElFormRef()
  elFormRef?.validate()?.catch(() => {})
}

const verifyReset = () => {
  const elFormRef = unref(formRef)?.getElFormRef()
  elFormRef?.resetFields()
}
</script>

<template>
  <ContentWrap :title="`refForm${t('formDemo.operate')}`">
    <ElButton @click="changeLabelWidth(150)">{{ t('formDemo.change') }} labelWidth</ElButton>
    <ElButton @click="changeLabelWidth('auto')">{{ t('formDemo.restore') }} labelWidth</ElButton>

    <ElButton @click="changeSize('large')">{{ t('formDemo.change') }} size</ElButton>
    <ElButton @click="changeSize('default')">{{ t('formDemo.restore') }} size</ElButton>

    <ElButton @click="changeDisabled(true)">{{ t('formDemo.disabled') }}</ElButton>
    <ElButton @click="changeDisabled(false)">{{ t('formDemo.disablement') }}</ElButton>

    <ElButton @click="changeSchema(true)">
      {{ t('formDemo.delete') }} {{ t('formDemo.select') }}
    </ElButton>
    <ElButton @click="changeSchema(false)">
      {{ t('formDemo.add') }} {{ t('formDemo.select') }}
    </ElButton>

    <ElButton @click="setValue(false)">{{ t('formDemo.setValue') }}</ElButton>
    <ElButton @click="setValue(true)">{{ t('formDemo.resetValue') }}</ElButton>

    <ElButton @click="setLabel">
      {{ t('formDemo.set') }} {{ t('formDemo.select') }} label
    </ElButton>

    <ElButton @click="addItem"> {{ t('formDemo.add') }} {{ t('formDemo.subitem') }} </ElButton>

    <ElButton @click="formValidation"> {{ t('formDemo.formValidation') }} </ElButton>
    <ElButton @click="verifyReset"> {{ t('formDemo.verifyReset') }} </ElButton>
  </ContentWrap>
  <ContentWrap :title="`useForm${t('formDemo.example')}`">
    <Form :schema="schema" ref="formRef" />
  </ContentWrap>
</template>