using Butter.Types;

namespace Butter.Dtos.Stats;

/// <summary>
/// Comprehensive statistics about the MilkyShots instance, gatherable from fast aggregate queries.
/// </summary>
public class StatsDto {
    /// <summary>
    /// Gets or sets the total number of assets (excluding soft-deleted).
    /// </summary>
    public int TotalAssets { get; set; }
    /// <summary>
    /// Gets or sets the total number of registered users (excluding soft-deleted).
    /// </summary>
    public int TotalUsers { get; set; }
    /// <summary>
    /// Gets or sets the total number of albums.
    /// </summary>
    public int TotalAlbums { get; set; }
    /// <summary>
    /// Gets or sets the total number of tags.
    /// </summary>
    public int TotalTags { get; set; }
    /// <summary>
    /// Gets or sets the total number of people.
    /// </summary>
    public int TotalPeople { get; set; }
    /// <summary>
    /// Gets or sets the total number of detected faces.
    /// </summary>
    public int TotalFaces { get; set; }
    /// <summary>
    /// Gets or sets the total number of watched folders.
    /// </summary>
    public int TotalFolders { get; set; }

    /// <summary>
    /// Gets or sets the asset count broken down by type (Image, Video, Animation, PhotoSphere).
    /// </summary>
    public Dictionary<EAssetType, int> AssetsByType { get; set; } = [];
    /// <summary>
    /// Gets or sets the total storage used by all assets in bytes.
    /// </summary>
    public long TotalStorageBytes { get; set; }
    /// <summary>
    /// Gets or sets the storage used broken down by asset type.
    /// </summary>
    public Dictionary<EAssetType, long> StorageByType { get; set; } = [];

    /// <summary>
    /// Gets or sets the user count broken down by access level.
    /// </summary>
    public Dictionary<EAccessLevel, int> UsersByAccessLevel { get; set; } = [];

    /// <summary>
    /// Gets or sets the number of assets added in the last 7 days.
    /// </summary>
    public int AssetsAddedLast7Days { get; set; }
    /// <summary>
    /// Gets or sets the number of assets added in the last 30 days.
    /// </summary>
    public int AssetsAddedLast30Days { get; set; }
    /// <summary>
    /// Gets or sets the number of users registered in the last 30 days.
    /// </summary>
    public int UsersRegisteredLast30Days { get; set; }

    /// <summary>
    /// Gets or sets the number of assets with no associated folder.
    /// </summary>
    public int OrphanAssets { get; set; }
    /// <summary>
    /// Gets or sets the number of publicly shared assets.
    /// </summary>
    public int PublicAssets { get; set; }
    /// <summary>
    /// Gets or sets the number of assets with protected visibility (authenticated only).
    /// </summary>
    public int ProtectedAssets { get; set; }
    /// <summary>
    /// Gets or sets the number of private assets.
    /// </summary>
    public int PrivateAssets { get; set; }

    /// <summary>
    /// Gets or sets the number of image assets missing resolution metadata.
    /// </summary>
    public int AssetsMissingMetadata { get; set; }
    /// <summary>
    /// Gets or sets the number of assets missing a generated thumbnail.
    /// </summary>
    public int AssetsMissingThumbnail { get; set; }
    /// <summary>
    /// Gets or sets the number of assets whose thumbnail was generated at a different size than the current setting.
    /// </summary>
    public int AssetsMissingThumbnailStale { get; set; }
    /// <summary>
    /// Gets or sets the number of assets missing a generated preview.
    /// </summary>
    public int AssetsMissingPreviews { get; set; }
    /// <summary>
    /// Gets or sets the number of assets whose preview was generated at a different size than the current setting.
    /// </summary>
    public int AssetsMissingPreviewsStale { get; set; }
    /// <summary>
    /// Gets or sets the number of assets missing a perceptual hash.
    /// </summary>
    public int AssetsMissingPhash { get; set; }
    /// <summary>
    /// Gets or sets the number of assets whose processing failed (marked broken).
    /// </summary>
    public int TotalBrokenAssets { get; set; }
    /// <summary>
    /// Gets or sets the number of assets with no person assigned (no album with a PersonOwner).
    /// </summary>
    public int AssetsWithNoPerson { get; set; }
    /// <summary>
    /// Gets or sets the number of assets with no album assigned.
    /// </summary>
    public int AssetsWithNoAlbum { get; set; }
    /// <summary>
    /// Gets or sets the number of albums without a cover image.
    /// </summary>
    public int AlbumsMissingCover { get; set; }
    /// <summary>
    /// Gets or sets the number of people/cosplayers without a profile picture.
    /// </summary>
    public int CosplayersMissingProfile { get; set; }

    /// <summary>
    /// Gets or sets the top tags by asset count.
    /// </summary>
    public List<TagStatDto> TopTags { get; set; } = [];

    /// <summary>
    /// Gets or sets the resolution distribution of assets.
    /// </summary>
    public List<ResolutionBucketDto> ResolutionDistribution { get; set; } = [];

    /// <summary>
    /// Gets or sets the file format breakdown by MIME type.
    /// </summary>
    public List<MimeTypeStatDto> FileFormatBreakdown { get; set; } = [];

    /// <summary>
    /// Gets or sets the monthly new-asset and new-user counts for the last 12 months.
    /// </summary>
    public List<MonthlyStatDto> MonthlyGrowth { get; set; } = [];
}