app_vue2/composables/data/useDataUtils.ts

import { AnyJson } from '~/types/interfaces'
import {FORM_STATUS, QUERY_TYPE} from "~/types/enums";
import {ref, Ref, useContext, useFetch} from '@nuxtjs/composition-api'
import DataProvider from "~/services/data/dataProvider";
import {Model} from "@vuex-orm/core";
import {repositoryHelper} from "~/services/store/repository";
import {Store} from "vuex";

/**
 * @category composables/data
 * @class UseDataUtils
 * Use Classe qui va récupérer les Accesses suivant des critères de recherche
 */
export class UseDataUtils {
  private $dataProvider: DataProvider
  private route: Ref
  private store: Store<any>

  constructor() {
    const { route, $dataProvider, store } = useContext()
    this.$dataProvider = $dataProvider
    this.store = store
    this.route = route
  }

  public invoke(): AnyJson{
    return {
      getItemToEdit: (model: typeof Model) => this.getItemToEdit(model),
      createItem: () => this.createItem(),
    }
  }

  /**
   * recherche l'item a éditer
   * @param model
   * @private
   */
  private getItemToEdit(model: typeof Model){
    const id = parseInt(this.route.value.params.id)
    const {fetchState} = useFetch(async () => {
      await this.$dataProvider.invoke({
        type: QUERY_TYPE.MODEL,
        model,
        id
      })
    })
    return {
      fetchState,
      id
    }
  }

  /**
   * Créer l'Item quand l'utilisateur veux créer un nouvel enregistrement
   * @param itemToCreate
   * @param model
   * @private
   */
  private createItem(){
    this.store.commit('form/setFormStatus', FORM_STATUS.CREATE)
    const loading:Ref<Boolean> = ref(true)
    const item: Ref<any> = ref('')
    const create = async (itemToCreate: AnyJson, model: typeof Model) =>{
      item.value = await repositoryHelper.persist(model, itemToCreate)
      loading.value = false
    }

    return {
      loading,
      create,
      item
    }
  }
}