app_vue2/use/form/utils.ts

import {ref, useContext} from "@nuxtjs/composition-api";

export class Utils{
  public static useHandleSiret(){
    const {app:{i18n}, $rest} = useContext()
    const siretError = ref(false)
    const siretErrorMessage = ref('')

    const checkSiret = async (siret:string) => {
      const response = await $rest.getItem(`/api/siret-checking`, siret)
      if(response){
        siretError.value = !response.isCorrect
        siretErrorMessage.value = response.isCorrect ? '' : i18n.t('siret_error') as string
      }else{
        siretError.value = false
        siretErrorMessage.value = ''
      }
    }

    return {
      siretError,
      siretErrorMessage,
      checkSiret
    }
  }
}