import { Context } from '@nuxt/types/app'
import { UrlArgs } from '~/types/interfaces'
import Connection from '~/services/connection/connection'
import Hookable from '~/services/hooks/hookable'
import { HTTP_METHOD, QUERY_TYPE } from '~/types/enums'

/**
 * Base class for data providers, persisters or deleters
 */
class DataManager extends Hookable {
  protected ctx!: Context
  protected arguments!: UrlArgs
  protected defaultArguments: object = {
    type: QUERY_TYPE.MODEL,
    showProgress: true
  }

  /**
   * Initialise le contexte (la connection en particulier)
   * @param ctx
   */
  public initCtx (ctx: Context) {
    Connection.initConnector(ctx.$axios)
    this.ctx = ctx
  }

  /**
   * Exécute la requête
   * @param args
   */
  public async invoke (args: UrlArgs): Promise<any> {
    args = { ...this.defaultArguments, ...args }
    DataManager.startLoading(args)
    await this.triggerHooks(args)
  }

  /**
   * Signale le début du chargement à nuxt (si showProgress est true)
   * @param args
   */
  private static startLoading (args: UrlArgs) {
    if (args.showProgress) {
      const $nuxt = window.$nuxt
      $nuxt.$loading.start()
    }
  }

  /**
   * Send the request trough the Connection
   * @param url
   * @param method
   * @param args
   */
  protected static sendRequest (url: string, method: HTTP_METHOD, args: UrlArgs): Promise<any> {
    return Connection.invoke(method, url, args)
  }
}

export default DataManager