using LiteDB;

namespace Jellyfin.Plugin.SmartNotify.Services;

/// <summary>
/// Represents a known media item in the database.
/// Used to detect if an "added" item is actually a quality upgrade.
/// </summary>
public class KnownMediaItem
{
    /// <summary>
    /// Gets or sets the database ID.
    /// </summary>
    [BsonId]
    public int Id { get; set; }

    /// <summary>
    /// Gets or sets the Jellyfin Item ID (GUID as string).
    /// </summary>
    public string JellyfinItemId { get; set; } = string.Empty;

    /// <summary>
    /// Gets or sets the unique content identifier.
    /// For episodes: "{SeriesProviderIds}|S{Season}E{Episode}"
    /// For movies: "{ProviderIds}"
    /// </summary>
    public string ContentKey { get; set; } = string.Empty;

    /// <summary>
    /// Gets or sets the item type (Episode, Movie, etc.).
    /// </summary>
    public string ItemType { get; set; } = string.Empty;

    /// <summary>
    /// Gets or sets the series name (for episodes).
    /// </summary>
    public string? SeriesName { get; set; }

    /// <summary>
    /// Gets or sets the season number (for episodes).
    /// </summary>
    public int? SeasonNumber { get; set; }

    /// <summary>
    /// Gets or sets the episode number (for episodes).
    /// </summary>
    public int? EpisodeNumber { get; set; }

    /// <summary>
    /// Gets or sets the item name.
    /// </summary>
    public string Name { get; set; } = string.Empty;

    /// <summary>
    /// Gets or sets the year.
    /// </summary>
    public int? Year { get; set; }

    /// <summary>
    /// Gets or sets when this item was first seen.
    /// </summary>
    public DateTime FirstSeen { get; set; }

    /// <summary>
    /// Gets or sets the file path (for detecting file changes).
    /// </summary>
    public string? FilePath { get; set; }

    /// <summary>
    /// Gets or sets the file size in bytes.
    /// </summary>
    public long? FileSize { get; set; }

    /// <summary>
    /// Gets or sets the provider IDs as JSON string.
    /// </summary>
    public string ProviderIdsJson { get; set; } = "{}";
}

/// <summary>
/// Represents a pending notification in the queue.
/// </summary>
public class PendingNotification
{
    /// <summary>
    /// Gets or sets the database ID.
    /// </summary>
    [BsonId]
    public int Id { get; set; }

    /// <summary>
    /// Gets or sets the Jellyfin Item ID.
    /// </summary>
    public string JellyfinItemId { get; set; } = string.Empty;

    /// <summary>
    /// Gets or sets the item type.
    /// </summary>
    public string ItemType { get; set; } = string.Empty;

    /// <summary>
    /// Gets or sets the series name (for grouping episodes).
    /// </summary>
    public string? SeriesName { get; set; }

    /// <summary>
    /// Gets or sets the series ID (for grouping).
    /// </summary>
    public string? SeriesId { get; set; }

    /// <summary>
    /// Gets or sets the season number.
    /// </summary>
    public int? SeasonNumber { get; set; }

    /// <summary>
    /// Gets or sets the episode number.
    /// </summary>
    public int? EpisodeNumber { get; set; }

    /// <summary>
    /// Gets or sets the item name.
    /// </summary>
    public string Name { get; set; } = string.Empty;

    /// <summary>
    /// Gets or sets the year.
    /// </summary>
    public int? Year { get; set; }

    /// <summary>
    /// Gets or sets when the notification was queued.
    /// </summary>
    public DateTime QueuedAt { get; set; }

    /// <summary>
    /// Gets or sets the notification type.
    /// </summary>
    public NotificationType Type { get; set; }

    /// <summary>
    /// Gets or sets the image URL (for public servers).
    /// </summary>
    public string? ImageUrl { get; set; }

    /// <summary>
    /// Gets or sets the local image file path (for attachment-based sending).
    /// </summary>
    public string? ImagePath { get; set; }

    /// <summary>
    /// Gets or sets the provider IDs JSON.
    /// </summary>
    public string ProviderIdsJson { get; set; } = "{}";

    /// <summary>
    /// Gets or sets the overview/description.
    /// </summary>
    public string? Overview { get; set; }
}

/// <summary>
/// Type of notification.
/// </summary>
public enum NotificationType
{
    /// <summary>
    /// Truly new content.
    /// </summary>
    NewContent,

    /// <summary>
    /// Quality upgrade of existing content.
    /// </summary>
    QualityUpgrade
}