MapModels.cs

using System;
using System.Collections.Generic;

namespace MapDownloader
{
    [Serializable]
    public class MapEntry
    {
        public string Name;
        public string URL;
        public string Hash;
    }

    public enum MapProcessResult
    {
        Skipped,
        Downloaded,
        VerificationFailed,
        Unreachable,
        Failed
    }

    public enum MapDownloadStatus
    {
        AllCurrent,
        DownloadedSuccessfully,
        CompletedWithErrors
    }

    public struct MapDownloadResult
    {
        public bool Success;
        public MapDownloadStatus Status;
        public List<string> FailedMaps;
        public int DownloadedCount;
        public int SkippedCount;

        public static MapDownloadResult AllCurrent(int skippedCount) => new MapDownloadResult
        {
            Success = true,
            Status = MapDownloadStatus.AllCurrent,
            FailedMaps = new List<string>(),
            DownloadedCount = 0,
            SkippedCount = skippedCount
        };

        public static MapDownloadResult AllGood(int downloadedCount, int skippedCount) => new MapDownloadResult
        {
            Success = true,
            Status = MapDownloadStatus.DownloadedSuccessfully,
            FailedMaps = new List<string>(),
            DownloadedCount = downloadedCount,
            SkippedCount = skippedCount
        };

        public static MapDownloadResult WithErrors(List<string> failed, int downloadedCount, int skippedCount) => new MapDownloadResult
        {
            Success = false,
            Status = MapDownloadStatus.CompletedWithErrors,
            FailedMaps = failed,
            DownloadedCount = downloadedCount,
            SkippedCount = skippedCount
        };
    }
}