Files
2025-RecRoom-Server-E12354/api/dbs/ImageMetadataDB.cs
T
2026-05-03 14:53:43 -04:00

412 lines
13 KiB
C#

using LiteDB;
using Newtonsoft.Json;
using System.Collections.Concurrent;
using System.Text.Json.Serialization;
public static class ImageMetadataDB
{
private static readonly string DbPath = Path.Combine("Data", "DBs", "Images.db");
public class FullSavedImage
{
public int Id { get; set; }
public ImageAccessibility Accessibility { get; set; }
public bool AccessibilityLocked { get; set; } = false;
public int CheerCount { get; set; } = 0;
public int CommentCount { get; set; } = 0;
public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
public string? Description { get; set; }
public string ImageName { get; set; }
public ulong PlayerEventId { get; set; }
public ulong PlayerId { get; set; }
public int RoomId { get; set; }
//public string Description { get; set; } = "";
public SavedImageTypeEnum Type { get; set; }
public List<ulong> TaggedPlayerIds { get; set; } = new();
}
public class ImageV6
{
public ImageAccessibility Accessibility { get; set; }
public bool AccessibilityLocked { get; set; } = false;
public int CheerCount { get; set; } = 0;
public int CommentCount { get; set; } = 0;
public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
public string? Description { get; set; }
public int Id { get; set; }
public string ImageName { get; set; }
public ulong PlayerEventId { get; set; }
public ulong PlayerId { get; set; }
public int RoomId { get; set; }
public List<ulong> TaggedPlayerIds { get; set; } = new();
public SavedImageTypeEnum Type { get; set; }
}
public class ImagesPlayer
{
public ImageAccessibility Accessibility { get; set; }
public bool AccessibilityLocked { get; set; } = false;
public int CheerCount { get; set; } = 0;
public int CommentCount { get; set; } = 0;
public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
public string? Description { get; set; }
public string ImageName { get; set; }
public ulong PlayerEventId { get; set; }
public ulong PlayerId { get; set; }
public int RoomId { get; set; }
public int SavedImageId { get; set; }
public SavedImageTypeEnum SavedImageType { get; set; }
}
public class ImageMetadata
{
public List<ulong> playerIds { get; set; } = new();
public SavedImageTypeEnum savedImageType { get; set; }
public int roomId { get; set; }
public ImageAccessibility accessibility { get; set; }
public string? description { get; set; }
}
public enum SavedImageTypeEnum
{
None, // 0
ShareCamera, // 1
OutfitThumbnail, // 2
RoomThumbnail, // 3
ProfileThumbnail, // 4
InventionThumbnail, // 5
PlayerEventThumbnail, // 6
RoomLoadScreen // 7
}
public enum ImageAccessibility
{
Private = 0,
Public = 1,
}
public class Cheer
{
public ObjectId Id { get; set; }
public int SavedImageId { get; set; }
public ulong PlayerId { get; set; }
}
public class CheerRequest
{
public int SavedImageId { get; set; }
public bool Cheer { get; set; }
}
// PERF: Keep a thread-safe singleton LiteDatabase instance to avoid reopening files constantly.
private static readonly Lazy<LiteDatabase> _dbInstance = new(() => new LiteDatabase(DbPath));
public static LiteDatabase GetDb() => _dbInstance.Value;
public static FullSavedImage InsertImage(FullSavedImage image)
{
var db = GetDb();
var col = db.GetCollection<FullSavedImage>("images");
col.EnsureIndex(x => x.Id, true);
// If the image doesn't already have an ID, assign the next sequential ID.
if (image.Id == 0)
{
// Get the highest existing ID and increment by 1.
// PERF: This uses descending order to get the latest ID efficiently.
var last = col.Query()
.OrderByDescending(x => x.Id)
.Limit(1)
.FirstOrDefault();
image.Id = (last?.Id ?? 0) + 1;
}
col.Insert(image);
return image;
}
public static List<FullSavedImage> GetRoomImages(
ulong playerId,
int roomId,
int sort = 0,
int filter = 0,
int take = 50,
int skip = 0)
{
var db = GetDb();
var col = db.GetCollection<FullSavedImage>("images");
// Base query: only images in this room
var query = col.Query()
.Where(x => x.RoomId == roomId);
// Apply filter conditions
switch (filter)
{
case 2: // Only show player's private images
query = query.Where(x => x.PlayerId == playerId);
break;
case 3: // Only images that have been cheered
query = query.Where(x => x.CheerCount > 0);
break;
// filter == 1 will be handled in sorting
}
// Apply sorting
if (sort == 0 && filter == 1)
{
// Special case: newest first when sort=0 & filter=1
query = query.OrderByDescending(x => x.CreatedAt);
}
else
{
query = sort switch
{
1 => query.OrderByDescending(x => x.CreatedAt), // Newest first
2 => query.OrderByDescending(x => x.CheerCount), // Most cheered
3 => query.OrderByDescending(x => x.CommentCount),// Most commented
_ => query.OrderBy(x => x.CreatedAt), // Default: oldest first
};
}
// Apply pagination
return query
.Skip(skip)
.Limit(take)
.ToList();
}
public static List<FullSavedImage> GetGlobalImages()
{
var db = GetDb();
var col = db.GetCollection<FullSavedImage>("images");
return col.Query()
.Where(x => x.Accessibility == ImageAccessibility.Public)
.OrderByDescending(x => x.CheerCount)
.ToList();
}
public static List<ImagesPlayer> GetPlayerImages(ulong playeridthatrequesting, ulong playerid)
{
var db = GetDb();
var col = db.GetCollection<FullSavedImage>("images");
var query = col.Query().Where(x => x.PlayerId == playerid);
if (playeridthatrequesting != playerid)
{
query = query.Where(x => x.Accessibility == ImageAccessibility.Public);
}
return query.ToEnumerable()
.Select(MapToImagesPlayer)
.ToList();
}
private static ImagesPlayer MapToImagesPlayer(FullSavedImage x)
{
return new ImagesPlayer
{
Accessibility = x.Accessibility,
AccessibilityLocked = x.AccessibilityLocked,
CheerCount = x.CheerCount,
CommentCount = x.CommentCount,
CreatedAt = x.CreatedAt,
Description = x.Description,
ImageName = x.ImageName,
PlayerEventId = x.PlayerEventId,
PlayerId = x.PlayerId,
RoomId = x.RoomId,
SavedImageId = x.Id,
SavedImageType = x.Type
};
}
public static void UpdateImageCheerCount(int savedImageId, int cheerCount)
{
var db = GetDb();
var col = db.GetCollection<FullSavedImage>("images");
var img = col.FindById(savedImageId);
if (img != null)
{
img.CheerCount = cheerCount;
col.Update(img);
}
}
public static bool ToggleCheer(int savedImageId, ulong playerId, bool cheer)
{
var db = GetDb();
var col = db.GetCollection<Cheer>("cheers");
var existing = col.FindOne(x => x.SavedImageId == savedImageId && x.PlayerId == playerId);
if (cheer && existing == null)
{
col.Insert(new Cheer { SavedImageId = savedImageId, PlayerId = playerId });
}
else if (!cheer && existing != null)
{
col.Delete(existing.Id);
}
return col.Exists(x => x.SavedImageId == savedImageId && x.PlayerId == playerId);
}
public static int GetCheerCount(int savedImageId)
{
var db = GetDb();
return db.GetCollection<Cheer>("cheers").Count(x => x.SavedImageId == savedImageId);
}
public static bool HasUserCheered(int savedImageId, ulong playerId)
{
var db = GetDb();
return db.GetCollection<Cheer>("cheers")
.Exists(x => x.SavedImageId == savedImageId && x.PlayerId == playerId);
}
private static readonly string OldDir = Path.Combine("Data", "images_metadata");
public static ImageV6 GetImageByName(string name)
{
var db = GetDb();
var col = db.GetCollection<FullSavedImage>("images");
var record = col.FindOne(x => x.ImageName == name);
if (record == null) return null;
return new ImageV6
{
Accessibility = record.Accessibility,
AccessibilityLocked = record.AccessibilityLocked,
CheerCount = record.CheerCount,
CommentCount = record.CommentCount,
CreatedAt = record.CreatedAt,
Description = record.Description,
Id = record.Id,
ImageName = record.ImageName,
PlayerEventId = record.PlayerEventId,
PlayerId = record.PlayerId,
RoomId = record.RoomId,
TaggedPlayerIds = record.TaggedPlayerIds,
Type = record.Type,
};
}
public static void DeleteImagesFromPlayerId(ulong playerId)
{
var db = GetDb();
var imageCol = db.GetCollection<FullSavedImage>("images");
var cheerCol = db.GetCollection<Cheer>("cheers");
var imagesToDelete = imageCol.Query().Where(x => x.PlayerId == playerId).ToList();
if (imagesToDelete.Count == 0)
return;
foreach (var img in imagesToDelete)
{
imageCol.Delete(img.Id);
cheerCol.DeleteMany(c => c.SavedImageId == img.Id);
}
Console.WriteLine($"[Delete] Removed {imagesToDelete.Count} images and their cheers for PlayerId {playerId}");
}
public static List<FullSavedImage> GetImagesByIds(List<int> ids)
{
if (ids == null || ids.Count == 0)
return new List<FullSavedImage>();
var db = GetDb();
var col = db.GetCollection<FullSavedImage>("images");
// Efficient LiteDB WHERE query using Contains()
return col.Query()
.Where(x => ids.Contains(x.Id))
.ToList();
}
public static void ImportOldJson()
{
if (!Directory.Exists(OldDir))
{
Console.WriteLine($"[Import] Old directory not found: {OldDir}");
return;
}
var db = GetDb();
var imageCol = db.GetCollection<FullSavedImage>("images");
var cheerCol = db.GetCollection<Cheer>("cheers");
imageCol.EnsureIndex(x => x.Id, true);
// PERF: Parallelize JSON import for multiple files.
var files = Directory.GetFiles(OldDir, "*.json");
var cheerFiles = files.Where(f => f.EndsWith("_cheers.json")).ToArray();
var imageFiles = files.Except(cheerFiles).ToArray();
Parallel.ForEach(imageFiles, file =>
{
string fileName = Path.GetFileName(file);
try
{
string json = File.ReadAllText(file);
var images = JsonConvert.DeserializeObject<List<FullSavedImage>>(json);
if (images == null) return;
foreach (var img in images)
{
if (!imageCol.Exists(x => x.Id == img.Id))
{
imageCol.Insert(img);
Console.WriteLine($"[Import] Imported image {img.Id} from {fileName}");
}
else
{
Console.WriteLine($"[Import] Skipped duplicate image {img.Id}");
}
}
}
catch (Exception ex)
{
Console.WriteLine($"[Import] Failed to import {fileName}: {ex.Message}");
}
});
Parallel.ForEach(cheerFiles, file =>
{
try
{
string fileName = Path.GetFileName(file);
int savedImageId = int.Parse(fileName.Replace("_cheers.json", ""));
string json = File.ReadAllText(file);
var cheerList = JsonConvert.DeserializeObject<List<ulong>>(json);
if (cheerList == null) return;
foreach (var pid in cheerList)
{
if (!cheerCol.Exists(x => x.SavedImageId == savedImageId && x.PlayerId == pid))
{
cheerCol.Insert(new Cheer { SavedImageId = savedImageId, PlayerId = pid });
}
}
Console.WriteLine($"[Import] Imported {cheerList.Count} cheers for image {savedImageId}");
}
catch (Exception ex)
{
Console.WriteLine($"[Import] Failed to import cheers from {file}: {ex.Message}");
}
});
}
}