element-plus/es/components/radio/src/use-radio.mjs

A Component Library for Vue 3

import { ref, inject, computed } from 'vue';
import '../../../constants/index.mjs';
import '../../form/index.mjs';
import '../../../hooks/index.mjs';
import '../../../utils/index.mjs';
import { radioGroupKey } from './constants.mjs';
import { isPropAbsent } from '../../../utils/types.mjs';
import { UPDATE_MODEL_EVENT } from '../../../constants/event.mjs';
import { useFormSize, useFormDisabled } from '../../form/src/hooks/use-form-common-props.mjs';
import { useDeprecated } from '../../../hooks/use-deprecated/index.mjs';

const useRadio = (props, emit) => {
  const radioRef = ref();
  const radioGroup = inject(radioGroupKey, void 0);
  const isGroup = computed(() => !!radioGroup);
  const actualValue = computed(() => {
    if (!isPropAbsent(props.value)) {
      return props.value;
    }
    return props.label;
  });
  const modelValue = computed({
    get() {
      return isGroup.value ? radioGroup.modelValue : props.modelValue;
    },
    set(val) {
      if (isGroup.value) {
        radioGroup.changeEvent(val);
      } else {
        emit && emit(UPDATE_MODEL_EVENT, val);
      }
      radioRef.value.checked = props.modelValue === actualValue.value;
    }
  });
  const size = useFormSize(computed(() => radioGroup == null ? void 0 : radioGroup.size));
  const disabled = useFormDisabled(computed(() => radioGroup == null ? void 0 : radioGroup.disabled));
  const focus = ref(false);
  const tabIndex = computed(() => {
    return disabled.value || isGroup.value && modelValue.value !== actualValue.value ? -1 : 0;
  });
  useDeprecated({
    from: "label act as value",
    replacement: "value",
    version: "3.0.0",
    scope: "el-radio",
    ref: "https://element-plus.org/en-US/component/radio.html"
  }, computed(() => isGroup.value && isPropAbsent(props.value)));
  return {
    radioRef,
    isGroup,
    radioGroup,
    focus,
    size,
    disabled,
    tabIndex,
    modelValue,
    actualValue
  };
};

export { useRadio };
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