feat: replace Hangfire with Coravel
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19 changed files with 305 additions and 309 deletions
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using System.Diagnostics.CodeAnalysis;
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using System.Security.Cryptography;
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using Foxnouns.Backend.Database;
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using Foxnouns.Backend.Utils;
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using Hangfire;
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using Minio;
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using Minio.DataModel.Args;
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using Minio.Exceptions;
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using SixLabors.ImageSharp;
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using SixLabors.ImageSharp.Formats.Webp;
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using SixLabors.ImageSharp.Processing;
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using SixLabors.ImageSharp.Processing.Processors.Transforms;
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namespace Foxnouns.Backend.Jobs;
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[SuppressMessage("ReSharper", "MemberCanBePrivate.Global", Justification = "Hangfire jobs need to be public")]
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public class AvatarUpdateJob(DatabaseContext db, IMinioClient minio, Config config, ILogger logger)
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{
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private readonly string[] _validContentTypes = ["image/png", "image/webp", "image/jpeg"];
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public static void QueueUpdateUserAvatar(Snowflake id, string? newAvatar)
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{
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if (newAvatar != null)
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BackgroundJob.Enqueue<AvatarUpdateJob>(job => job.UpdateUserAvatar(id, newAvatar));
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else
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BackgroundJob.Enqueue<AvatarUpdateJob>(job => job.ClearUserAvatar(id));
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}
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public static void QueueUpdateMemberAvatar(Snowflake id, string? newAvatar)
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{
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if (newAvatar != null)
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BackgroundJob.Enqueue<AvatarUpdateJob>(job => job.UpdateMemberAvatar(id, newAvatar));
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else
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BackgroundJob.Enqueue<AvatarUpdateJob>(job => job.ClearMemberAvatar(id));
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}
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public async Task UpdateUserAvatar(Snowflake id, string newAvatar)
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{
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var user = await db.Users.FindAsync(id);
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if (user == null)
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{
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logger.Warning("Update avatar job queued for {UserId} but no user with that ID exists", id);
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return;
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}
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try
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{
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var image = await ConvertAvatar(newAvatar);
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var hash = Convert.ToHexString(await SHA256.HashDataAsync(image)).ToLower();
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image.Seek(0, SeekOrigin.Begin);
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var prevHash = user.Avatar;
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await minio.PutObjectAsync(new PutObjectArgs()
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.WithBucket(config.Storage.Bucket)
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.WithObject(UserAvatarPath(id, hash))
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.WithObjectSize(image.Length)
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.WithStreamData(image)
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.WithContentType("image/webp")
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);
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user.Avatar = hash;
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await db.SaveChangesAsync();
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if (prevHash != null && prevHash != hash)
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await minio.RemoveObjectAsync(new RemoveObjectArgs()
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.WithBucket(config.Storage.Bucket)
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.WithObject(UserAvatarPath(id, prevHash))
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);
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logger.Information("Updated avatar for user {UserId}", id);
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}
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catch (ArgumentException ae)
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{
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logger.Warning("Invalid data URI for new avatar for user {UserId}: {Reason}", id, ae.Message);
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}
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}
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public async Task ClearUserAvatar(Snowflake id)
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{
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var user = await db.Users.FindAsync(id);
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if (user == null)
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{
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logger.Warning("Clear avatar job queued for {UserId} but no user with that ID exists", id);
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return;
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}
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if (user.Avatar == null)
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{
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logger.Warning("Clear avatar job queued for {UserId} with null avatar", id);
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return;
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}
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await minio.RemoveObjectAsync(new RemoveObjectArgs()
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.WithBucket(config.Storage.Bucket)
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.WithObject(UserAvatarPath(user.Id, user.Avatar))
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);
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user.Avatar = null;
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await db.SaveChangesAsync();
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}
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public async Task UpdateMemberAvatar(Snowflake id, string newAvatar)
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{
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var member = await db.Members.FindAsync(id);
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if (member == null)
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{
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logger.Warning("Update avatar job queued for {MemberId} but no member with that ID exists", id);
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return;
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}
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try
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{
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var image = await ConvertAvatar(newAvatar);
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var hash = Convert.ToHexString(await SHA256.HashDataAsync(image)).ToLower();
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image.Seek(0, SeekOrigin.Begin);
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var prevHash = member.Avatar;
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await minio.PutObjectAsync(new PutObjectArgs()
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.WithBucket(config.Storage.Bucket)
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.WithObject(MemberAvatarPath(id, hash))
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.WithObjectSize(image.Length)
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.WithStreamData(image)
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.WithContentType("image/webp")
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);
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member.Avatar = hash;
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await db.SaveChangesAsync();
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if (prevHash != null && prevHash != hash)
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await minio.RemoveObjectAsync(new RemoveObjectArgs()
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.WithBucket(config.Storage.Bucket)
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.WithObject(MemberAvatarPath(id, prevHash))
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);
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logger.Information("Updated avatar for member {MemberId}", id);
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}
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catch (ArgumentException ae)
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{
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logger.Warning("Invalid data URI for new avatar for member {MemberId}: {Reason}", id, ae.Message);
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}
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}
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public async Task ClearMemberAvatar(Snowflake id)
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{
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var member = await db.Members.FindAsync(id);
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if (member == null)
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{
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logger.Warning("Clear avatar job queued for {MemberId} but no member with that ID exists", id);
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return;
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}
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if (member.Avatar == null)
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{
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logger.Warning("Clear avatar job queued for {MemberId} with null avatar", id);
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return;
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}
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await minio.RemoveObjectAsync(new RemoveObjectArgs()
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.WithBucket(config.Storage.Bucket)
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.WithObject(MemberAvatarPath(member.Id, member.Avatar))
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);
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member.Avatar = null;
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await db.SaveChangesAsync();
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}
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/// <summary>
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/// Deletes a member's avatar. This should only be used when a member is in the process of being deleted, otherwise,
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/// <see cref="QueueUpdateMemberAvatar" /> with a <c>null</c> avatar should be used instead.
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/// </summary>
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public async Task DeleteMemberAvatar(Snowflake id, string hash) => await DeleteAvatar(MemberAvatarPath(id, hash));
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/// <summary>
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/// Deletes a user's avatar. This should only be used when a user is in the process of being deleted, otherwise,
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/// <see cref="QueueUpdateUserAvatar" /> with a <c>null</c> avatar should be used instead.
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/// </summary>
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public async Task DeleteUserAvatar(Snowflake id, string hash) => await DeleteAvatar(UserAvatarPath(id, hash));
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private async Task DeleteAvatar(string path)
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{
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logger.Debug("Deleting avatar at path {Path}", path);
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try
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{
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await minio.RemoveObjectAsync(new RemoveObjectArgs().WithBucket(config.Storage.Bucket).WithObject(path));
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}
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catch (InvalidObjectNameException)
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{
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}
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}
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private async Task<Stream> ConvertAvatar(string uri)
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{
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if (!uri.StartsWith("data:image/"))
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throw new ArgumentException("Not a data URI", nameof(uri));
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var split = uri.Remove(0, "data:".Length).Split(";base64,");
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var contentType = split[0];
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var encoded = split[1];
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if (!_validContentTypes.Contains(contentType))
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throw new ArgumentException("Invalid content type for image", nameof(uri));
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if (!AuthUtils.TryFromBase64String(encoded, out var rawImage))
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throw new ArgumentException("Invalid base64 string", nameof(uri));
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var image = Image.Load(rawImage);
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var processor = new ResizeProcessor(
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new ResizeOptions { Size = new Size(512), Mode = ResizeMode.Crop, Position = AnchorPositionMode.Center },
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image.Size
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);
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image.Mutate(x => x.ApplyProcessor(processor));
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var stream = new MemoryStream(64 * 1024);
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await image.SaveAsync(stream, new WebpEncoder { Quality = 95, NearLossless = false });
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return stream;
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}
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private static string UserAvatarPath(Snowflake id, string hash) => $"users/{id}/avatars/{hash}.webp";
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private static string MemberAvatarPath(Snowflake id, string hash) => $"members/{id}/avatars/{hash}.webp";
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}
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79
Foxnouns.Backend/Jobs/MemberAvatarUpdateInvocable.cs
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79
Foxnouns.Backend/Jobs/MemberAvatarUpdateInvocable.cs
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using System.Security.Cryptography;
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using Coravel.Invocable;
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using Foxnouns.Backend.Database;
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using Foxnouns.Backend.Extensions;
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using Foxnouns.Backend.Services;
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namespace Foxnouns.Backend.Jobs;
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public class MemberAvatarUpdateInvocable(DatabaseContext db, ObjectStorageService objectStorage, ILogger logger)
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: IInvocable, IInvocableWithPayload<AvatarUpdatePayload>
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{
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private readonly ILogger _logger = logger.ForContext<UserAvatarUpdateInvocable>();
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public required AvatarUpdatePayload Payload { get; set; }
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public async Task Invoke()
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{
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if (Payload.NewAvatar != null) await UpdateMemberAvatarAsync(Payload.Id, Payload.NewAvatar);
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else await ClearMemberAvatarAsync(Payload.Id);
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}
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private async Task UpdateMemberAvatarAsync(Snowflake id, string newAvatar)
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{
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_logger.Debug("Updating avatar for member {MemberId}", id);
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var member = await db.Members.FindAsync(id);
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if (member == null)
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{
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_logger.Warning("Update avatar job queued for {MemberId} but no member with that ID exists", id);
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return;
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}
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try
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{
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var image = await newAvatar.ConvertBase64UriToAvatar();
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var hash = Convert.ToHexString(await SHA256.HashDataAsync(image)).ToLower();
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image.Seek(0, SeekOrigin.Begin);
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var prevHash = member.Avatar;
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await objectStorage.PutObjectAsync(Path(id, hash), image, "image/webp");
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member.Avatar = hash;
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await db.SaveChangesAsync();
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if (prevHash != null && prevHash != hash)
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await objectStorage.RemoveObjectAsync(Path(id, prevHash));
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_logger.Information("Updated avatar for member {MemberId}", id);
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}
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catch (ArgumentException ae)
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{
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_logger.Warning("Invalid data URI for new avatar for member {MemberId}: {Reason}", id, ae.Message);
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}
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}
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private async Task ClearMemberAvatarAsync(Snowflake id)
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{
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_logger.Debug("Clearing avatar for member {MemberId}", id);
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var member = await db.Members.FindAsync(id);
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if (member == null)
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{
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_logger.Warning("Clear avatar job queued for {MemberId} but no member with that ID exists", id);
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return;
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}
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if (member.Avatar == null)
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{
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_logger.Warning("Clear avatar job queued for {MemberId} with null avatar", id);
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return;
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}
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await objectStorage.RemoveObjectAsync(Path(member.Id, member.Avatar));
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member.Avatar = null;
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await db.SaveChangesAsync();
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}
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public static string Path(Snowflake id, string hash) => $"members/{id}/avatars/{hash}.webp";
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}
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5
Foxnouns.Backend/Jobs/Payloads.cs
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5
Foxnouns.Backend/Jobs/Payloads.cs
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using Foxnouns.Backend.Database;
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namespace Foxnouns.Backend.Jobs;
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public record AvatarUpdatePayload(Snowflake Id, string? NewAvatar);
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Foxnouns.Backend/Jobs/UserAvatarUpdateInvocable.cs
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79
Foxnouns.Backend/Jobs/UserAvatarUpdateInvocable.cs
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using System.Security.Cryptography;
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using Coravel.Invocable;
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using Foxnouns.Backend.Database;
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using Foxnouns.Backend.Extensions;
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using Foxnouns.Backend.Services;
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namespace Foxnouns.Backend.Jobs;
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public class UserAvatarUpdateInvocable(DatabaseContext db, ObjectStorageService objectStorage, ILogger logger)
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: IInvocable, IInvocableWithPayload<AvatarUpdatePayload>
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{
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private readonly ILogger _logger = logger.ForContext<UserAvatarUpdateInvocable>();
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public required AvatarUpdatePayload Payload { get; set; }
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public async Task Invoke()
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{
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if (Payload.NewAvatar != null) await UpdateUserAvatarAsync(Payload.Id, Payload.NewAvatar);
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else await ClearUserAvatarAsync(Payload.Id);
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}
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private async Task UpdateUserAvatarAsync(Snowflake id, string newAvatar)
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{
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_logger.Debug("Updating avatar for user {MemberId}", id);
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var user = await db.Users.FindAsync(id);
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if (user == null)
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{
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_logger.Warning("Update avatar job queued for {UserId} but no user with that ID exists", id);
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return;
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}
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try
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{
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var image = await newAvatar.ConvertBase64UriToAvatar();
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var hash = Convert.ToHexString(await SHA256.HashDataAsync(image)).ToLower();
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image.Seek(0, SeekOrigin.Begin);
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var prevHash = user.Avatar;
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await objectStorage.PutObjectAsync(Path(id, hash), image, "image/webp");
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user.Avatar = hash;
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await db.SaveChangesAsync();
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if (prevHash != null && prevHash != hash)
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await objectStorage.RemoveObjectAsync(Path(id, prevHash));
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_logger.Information("Updated avatar for user {UserId}", id);
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}
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catch (ArgumentException ae)
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{
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_logger.Warning("Invalid data URI for new avatar for user {UserId}: {Reason}", id, ae.Message);
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}
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}
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private async Task ClearUserAvatarAsync(Snowflake id)
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{
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_logger.Debug("Clearing avatar for user {MemberId}", id);
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var user = await db.Users.FindAsync(id);
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if (user == null)
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{
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_logger.Warning("Clear avatar job queued for {UserId} but no user with that ID exists", id);
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return;
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}
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if (user.Avatar == null)
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{
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_logger.Warning("Clear avatar job queued for {UserId} with null avatar", id);
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return;
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}
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await objectStorage.RemoveObjectAsync(Path(user.Id, user.Avatar));
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user.Avatar = null;
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await db.SaveChangesAsync();
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}
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public static string Path(Snowflake id, string hash) => $"users/{id}/avatars/{hash}.webp";
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}
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