using Core.Abstractions;

using DomainResults.Common;

using DataProviders.Buckets;

using WeatherForecast.Models.Template.Requests;

namespace WeatherForecast.Services;

/// <summary>
/// 
/// </summary>
public interface ITemplateService {

  /// <summary>
  /// 
  /// </summary>
  /// <param name="file"></param>
  /// <returns></returns>
  (Guid?, IDomainResult) Post(BucketFile file);

  /// <summary>
  /// 
  /// </summary>
  /// <param name="siteId"></param>
  /// <param name="fileId"></param>
  /// <returns></returns>
  IDomainResult Delete(Guid siteId, Guid fileId);
}

/// <summary>
/// 
/// </summary>
public class TemplateService : ServiceBase<TemplateService>, ITemplateService {


  private readonly ITemplateBucketDataProvider _templateBucketDataProvider;

  /// <summary>
  /// 
  /// </summary>
  /// <param name="logger"></param>
  /// <param name="templateBucketDataProvider"></param>
  public TemplateService(
    ILogger<TemplateService> logger,
    ITemplateBucketDataProvider templateBucketDataProvider
  ) : base(logger) {
    _templateBucketDataProvider = templateBucketDataProvider;
  }

  /// <summary>
  /// 
  /// </summary>
  /// <param name="file"></param>
  /// <returns></returns>
  public (Guid?, IDomainResult) Post(BucketFile file) {

    var (fileId, uploadFileResult) = _templateBucketDataProvider.Upload(file);
    if (!uploadFileResult.IsSuccess || fileId == null)
      return IDomainResult.Failed<Guid?>();

    return IDomainResult.Success(fileId);
  }

  /// <summary>
  /// 
  /// </summary>
  /// <param name="siteId"></param>
  /// <param name="fileId"></param>
  /// <returns></returns>
  public IDomainResult Delete(Guid siteId, Guid fileId) {
    var result = _templateBucketDataProvider.DeleteOne(siteId, fileId);
    if (!result.IsSuccess)
      return IDomainResult.Failed();

    return IDomainResult.Success();
  }
}