import CloudStorageService from "../services/CloudStorageService";
import cloudStorageRegistry from "./CloudStorageRegistry";
import { CloudStorageConstructor } from "../models/CloudStorageService.models";
import { CLOUD_PROVIDERS } from "../constants/CloudProviders";

var CloudStorageInstance: CloudStorageService;

function initializeCloudStorage(
  CLOUD_PROVIDER_NAME: string = CLOUD_PROVIDERS.AZURE
): void {
  const CloudStorage: CloudStorageConstructor =
    cloudStorageRegistry.getCloudStorageClass(CLOUD_PROVIDER_NAME);

  CloudStorageInstance = new CloudStorage();

  return;
}

async function downloadFileAsync(keyName: string): Promise<string> {
  const result = await CloudStorageInstance.downloadFileAsync("", "", "");

  return result.message;
}

async function uploadFileAsync(keyName: string): Promise<string> {
  const result = await CloudStorageInstance.uploadFileAsync("", "");

  return result.message;
}

async function deleteFileAsync(keyName: string): Promise<string> {
  const result = await CloudStorageInstance.deleteFileAsync("", "");

  return result.message;
}

export {
  initializeCloudStorage,
  downloadFileAsync,
  uploadFileAsync,
  deleteFileAsync,
};