Merge branch 'main' into cleanup

ApplicationCommands/BirthdayModule.cs

@@ -46,7 +46,7 @@ public class BirthdayModule : BotModuleBase {
             if (user.IsNew) db.UserEntries.Add(user);
             user.BirthMonth = inmonth;
             user.BirthDay = inday;
-            user.TimeZone = inzone;
+            user.TimeZone = inzone ?? user.TimeZone;
             try {
                 await db.SaveChangesAsync();
             } catch (Microsoft.EntityFrameworkCore.DbUpdateException e)
@@ -221,10 +221,10 @@ public class BirthdayModule : BotModuleBase {
     private static List<ListItem> GetSortedUserList(SocketGuild guild) {
         using var db = new BotDatabaseContext();
         var query = from row in db.UserEntries
-                        where row.GuildId == (long)guild.Id
+                        where row.GuildId == guild.Id
                         orderby row.BirthMonth, row.BirthDay
                         select new {
-                            UserId = (ulong)row.UserId,
+                            row.UserId,
                             Month = row.BirthMonth,
                             Day = row.BirthDay,
                             Zone = row.TimeZone

ApplicationCommands/ConfigModule.cs

@@ -56,7 +56,7 @@ public class ConfigModule : BotModuleBase {
 
         [SlashCommand("set-channel", HelpPfxModOnly + HelpSubCmdChannel + HelpPofxBlankUnset)]
         public async Task CmdSetChannel([Summary(description: HelpOptChannel)] SocketTextChannel? channel = null) {
-            await DoDatabaseUpdate(Context, s => s.ChannelAnnounceId = (long?)channel?.Id);
+            await DoDatabaseUpdate(Context, s => s.AnnouncementChannel = channel?.Id);
             await RespondAsync(":white_check_mark: The announcement channel has been " +
             (channel == null ? "unset." : $"set to **{channel.Name}**."));
         }
@@ -126,7 +126,7 @@ public class ConfigModule : BotModuleBase {
                 await RespondAsync(":x: This role cannot be used for this setting.", ephemeral: true);
                 return;
             }
-            await DoDatabaseUpdate(Context, s => s.RoleId = (long)role.Id);
+            await DoDatabaseUpdate(Context, s => s.BirthdayRole = role.Id);
             await RespondAsync($":white_check_mark: The birthday role has been set to **{role.Name}**.").ConfigureAwait(false);
         }
 
@@ -136,7 +136,7 @@ public class ConfigModule : BotModuleBase {
                 await RespondAsync(":x: This role cannot be used for this setting.", ephemeral: true);
                 return;
             }
-            await DoDatabaseUpdate(Context, s => s.ModeratorRole = (long?)role?.Id);
+            await DoDatabaseUpdate(Context, s => s.ModeratorRole = role?.Id);
             await RespondAsync(":white_check_mark: The moderator role has been " +
                 (role == null ? "unset." : $"set to **{role.Name}**."));
         }
@@ -154,7 +154,7 @@ public class ConfigModule : BotModuleBase {
             // setting: true to add (set), false to remove (unset)
             using var db = new BotDatabaseContext();
             var existing = db.BlocklistEntries
-                .Where(bl => bl.GuildId == (long)user.Guild.Id && bl.UserId == (long)user.Id).FirstOrDefault();
+                .Where(bl => bl.GuildId == user.Guild.Id && bl.UserId == user.Id).FirstOrDefault();
 
             var already = (existing != null) == setting;
             if (already) {
@@ -162,7 +162,7 @@ public class ConfigModule : BotModuleBase {
                 return;
             }
 
-            if (setting) db.BlocklistEntries.Add(new BlocklistEntry() { GuildId = (long)user.Guild.Id, UserId = (long)user.Id });
+            if (setting) db.BlocklistEntries.Add(new BlocklistEntry() { GuildId = user.Guild.Id, UserId = user.Id });
             else db.Remove(existing!);
             await db.SaveChangesAsync();
 
@@ -201,7 +201,7 @@ public class ConfigModule : BotModuleBase {
 
         result.AppendLine($"Server ID: `{guild.Id}` | Bot shard ID: `{Shard.ShardId:00}`");
         result.AppendLine($"Number of registered birthdays: `{ guildconf.UserEntries.Count }`");
-        result.AppendLine($"Server time zone: `{ (guildconf.TimeZone ?? "Not set - using UTC") }`");
+        result.AppendLine($"Server time zone: `{ (guildconf.GuildTimeZone ?? "Not set - using UTC") }`");
         result.AppendLine();
 
         var hasMembers = Common.HasMostMembersDownloaded(guild);
@@ -211,7 +211,7 @@ public class ConfigModule : BotModuleBase {
         result.Append(DoTestFor("Birthday processing", delegate {
             if (!hasMembers) return false;
             if (guildconf.IsNew) return false;
-            bdayCount = BackgroundServices.BirthdayRoleUpdate.GetGuildCurrentBirthdays(guildconf.UserEntries, guildconf.TimeZone).Count;
+            bdayCount = BackgroundServices.BirthdayRoleUpdate.GetGuildCurrentBirthdays(guildconf.UserEntries, guildconf.GuildTimeZone).Count;
             return true;
         }));
         if (!hasMembers) result.AppendLine(" - Previous step failed.");
@@ -221,12 +221,12 @@ public class ConfigModule : BotModuleBase {
 
         result.AppendLine(DoTestFor("Birthday role set with `/config role set-birthday-role`", delegate {
             if (guildconf.IsNew) return false;
-            SocketRole? role = guild.GetRole((ulong)(guildconf.RoleId ?? 0));
+            SocketRole? role = guild.GetRole((ulong)(guildconf.BirthdayRole ?? 0));
             return role != null;
         }));
         result.AppendLine(DoTestFor("Birthday role can be managed by bot", delegate {
             if (guildconf.IsNew) return false;
-            SocketRole? role = guild.GetRole((ulong)(guildconf.RoleId ?? 0));
+            SocketRole? role = guild.GetRole((ulong)(guildconf.BirthdayRole ?? 0));
             if (role == null) return false;
             return guild.CurrentUser.GuildPermissions.ManageRoles && role.Position < guild.CurrentUser.Hierarchy;
         }));
@@ -235,7 +235,7 @@ public class ConfigModule : BotModuleBase {
         SocketTextChannel? announcech = null;
         result.AppendLine(DoTestFor("(Optional) Announcement channel set with `bb.config channel`", delegate {
             if (guildconf.IsNew) return false;
-            announcech = guild.GetTextChannel((ulong)(guildconf.ChannelAnnounceId ?? 0));
+            announcech = guild.GetTextChannel((ulong)(guildconf.AnnouncementChannel ?? 0));
             return announcech != null;
         }));
         var disp = announcech == null ? "announcement channel" : $"<#{announcech.Id}>";
@@ -275,7 +275,7 @@ public class ConfigModule : BotModuleBase {
         const string Response = ":white_check_mark: The server's time zone has been ";
 
         if (zone == null) {
-            await DoDatabaseUpdate(Context, s => s.TimeZone = null);
+            await DoDatabaseUpdate(Context, s => s.GuildTimeZone = null);
             await RespondAsync(Response + "unset.").ConfigureAwait(false);
         } else {
             string parsedZone;
@@ -286,7 +286,7 @@ public class ConfigModule : BotModuleBase {
                 return;
             }
 
-            await DoDatabaseUpdate(Context, s => s.TimeZone = parsedZone);
+            await DoDatabaseUpdate(Context, s => s.GuildTimeZone = parsedZone);
             await RespondAsync(Response + $"set to **{parsedZone}**.").ConfigureAwait(false);
         }
     }

ApplicationCommands/Preconditions/EnforceBlocking.cs

@@ -23,8 +23,8 @@ class EnforceBlockingAttribute : PreconditionAttribute {
 
         using var db = new BotDatabaseContext();
         var settings = (from row in db.GuildConfigurations
-                       where row.GuildId == (long)guild.Id
+                       where row.GuildId == guild.Id
-                       select new { ModRole = (ulong?)row.ModeratorRole, ModMode = row.Moderated }).FirstOrDefault();
+                       select new { ModRole = row.ModeratorRole, ModMode = row.Moderated }).FirstOrDefault();
         if (settings != null) {
             // Bot moderators override all blocking measures in place
             if (user.Roles.Any(r => r.Id == settings.ModRole)) return Task.FromResult(PreconditionResult.FromSuccess());
@@ -33,7 +33,7 @@ class EnforceBlockingAttribute : PreconditionAttribute {
             if (settings.ModMode) return Task.FromResult(PreconditionResult.FromError(FailModerated));
 
             // Check if user exists in blocklist
-            if (db.BlocklistEntries.Where(row => row.GuildId == (long)guild.Id && row.UserId == (long)user.Id).Any())
+            if (db.BlocklistEntries.Where(row => row.GuildId == guild.Id && row.UserId == user.Id).Any())
                 return Task.FromResult(PreconditionResult.FromError(FailBlocked));
         }
 

ApplicationCommands/Preconditions/RequireBotModerator.cs

@@ -22,8 +22,8 @@ class RequireBotModeratorAttribute : PreconditionAttribute {
         if (user.GuildPermissions.ManageGuild) return Task.FromResult(PreconditionResult.FromSuccess());
         using var db = new BotDatabaseContext();
         var checkRole = (ulong?)db.GuildConfigurations
-            .Where(g => g.GuildId == (long)((SocketGuild)context.Guild).Id)
+            .Where(g => g.GuildId == ((SocketGuild)context.Guild).Id)
-            .Select(g => g.RoleId).FirstOrDefault();
+            .Select(g => g.ModeratorRole).FirstOrDefault();
         if (checkRole.HasValue && user.Roles.Any(r => r.Id == checkRole.Value))
             return Task.FromResult(PreconditionResult.FromSuccess());
 

BackgroundServices/AutoUserDownload.cs

@@ -1,4 +1,5 @@
 using BirthdayBot.Data;
+using Microsoft.EntityFrameworkCore;
 
 namespace BirthdayBot.BackgroundServices;
 /// <summary>
@@ -8,12 +9,21 @@ class AutoUserDownload : BackgroundService {
     public AutoUserDownload(ShardInstance instance) : base(instance) { }
 
     public override async Task OnTick(int tickCount, CancellationToken token) {
-        using var db = new BotDatabaseContext();
-
         // Take action if a guild's cache is incomplete...
-        var incompleteCaches = ShardInstance.DiscordClient.Guilds.Where(g => !g.HasAllMembers).Select(g => (long)g.Id).ToHashSet();
+        var incompleteCaches = ShardInstance.DiscordClient.Guilds.Where(g => !g.HasAllMembers).Select(g => g.Id).ToHashSet();
         // ...and if the guild contains any user data
-        var mustFetch = db.UserEntries.Where(e => incompleteCaches.Contains(e.GuildId)).Select(e => e.GuildId).Distinct();
+        IEnumerable<ulong> mustFetch;
+        try {
+            await DbConcurrentOperationsLock.WaitAsync(token);
+            using var db = new BotDatabaseContext();
+            mustFetch = db.UserEntries.AsNoTracking()
+                .Where(e => incompleteCaches.Contains(e.GuildId)).Select(e => e.GuildId).Distinct()
+                .ToList();
+        } finally {
+            try {
+                DbConcurrentOperationsLock.Release();
+            } catch (ObjectDisposedException) { }
+        }
         
         var processed = 0;
         foreach (var item in mustFetch) {
@@ -27,6 +37,6 @@ class AutoUserDownload : BackgroundService {
             processed++;
         }
 
-        if (processed > 100) Log($"Explicit user list request processed for {processed} guild(s).");
+        if (processed > 25) Log($"Explicit user list request processed for {processed} guild(s).");
     }
 }

BackgroundServices/BirthdayRoleUpdate.cs

@@ -27,9 +27,9 @@ class BirthdayRoleUpdate : BackgroundService {
     private async Task ProcessBirthdaysAsync(CancellationToken token) {
         // For database efficiency, fetch all database information at once before proceeding
         using var db = new BotDatabaseContext();
-        var shardGuilds = ShardInstance.DiscordClient.Guilds.Select(g => (long)g.Id).ToHashSet();
+        var shardGuilds = ShardInstance.DiscordClient.Guilds.Select(g => g.Id).ToHashSet();
         var presentGuildSettings = db.GuildConfigurations.Where(s => shardGuilds.Contains(s.GuildId));
-        var guildChecks = presentGuildSettings.ToList().Select(s => Tuple.Create((ulong)s.GuildId, s));
+        var guildChecks = presentGuildSettings.ToList().Select(s => Tuple.Create(s.GuildId, s));
 
         var exceptions = new List<Exception>();
         foreach (var (guildId, settings) in guildChecks) {
@@ -46,13 +46,13 @@ class BirthdayRoleUpdate : BackgroundService {
 
             try {
                 // Verify that role settings and permissions are usable
-                SocketRole? role = guild.GetRole((ulong)(settings.RoleId ?? 0));
+                SocketRole? role = guild.GetRole((ulong)(settings.BirthdayRole ?? 0));
                 if (role == null
                     || !guild.CurrentUser.GuildPermissions.ManageRoles
                     || role.Position >= guild.CurrentUser.Hierarchy) continue;
                 if (role.IsEveryone || role.IsManaged) {
                     // Invalid role was configured. Clear the setting and quit.
-                    settings.RoleId = null;
+                    settings.BirthdayRole = null;
                     db.Update(settings);
                     await db.SaveChangesAsync(CancellationToken.None);
                     continue;
@@ -60,7 +60,7 @@ class BirthdayRoleUpdate : BackgroundService {
 
                 // Load up user configs and begin processing birthdays
                 await db.Entry(settings).Collection(t => t.UserEntries).LoadAsync(CancellationToken.None);
-                var birthdays = GetGuildCurrentBirthdays(settings.UserEntries, settings.TimeZone);
+                var birthdays = GetGuildCurrentBirthdays(settings.UserEntries, settings.GuildTimeZone);
 
                 // Add or remove roles as appropriate
                 var announcementList = await UpdateGuildBirthdayRoles(guild, role, birthdays);
@@ -144,7 +144,7 @@ class BirthdayRoleUpdate : BackgroundService {
     /// Attempts to send an announcement message.
     /// </summary>
     internal static async Task AnnounceBirthdaysAsync(GuildConfig settings, SocketGuild g, IEnumerable<SocketGuildUser> names) {
-        var c = g.GetTextChannel((ulong)(settings.ChannelAnnounceId ?? 0));
+        var c = g.GetTextChannel((ulong)(settings.AnnouncementChannel ?? 0));
         if (c == null) return;
         if (!c.Guild.CurrentUser.GetPermissions(c).SendMessages) return;
 

BackgroundServices/DataRetention.cs

@@ -1,4 +1,5 @@
 using BirthdayBot.Data;
+using Microsoft.EntityFrameworkCore;
 using System.Text;
 
 namespace BirthdayBot.BackgroundServices;
@@ -31,34 +32,32 @@ class DataRetention : BackgroundService {
     private async Task RemoveStaleEntriesAsync() {
         using var db = new BotDatabaseContext();
         var now = DateTimeOffset.UtcNow;
-        int updatedGuilds = 0, updatedUsers = 0;
 
+        // Update guilds
+        var localGuilds = ShardInstance.DiscordClient.Guilds.Select(g => g.Id).ToList();
+        var updatedGuilds = await db.GuildConfigurations
+            .Where(g => localGuilds.Contains(g.GuildId))
+            .ExecuteUpdateAsync(upd => upd.SetProperty(p => p.LastSeen, now));
+
+        // Update guild users
+        var updatedUsers = 0;
         foreach (var guild in ShardInstance.DiscordClient.Guilds) {
-            // Update guild, fetch users from database
+            var localUsers = guild.Users.Select(u => u.Id).ToList();
-            var dbGuild = db.GuildConfigurations.Where(s => s.GuildId == (long)guild.Id).FirstOrDefault();
+            updatedUsers += await db.UserEntries
-            if (dbGuild == null) continue;
+                .Where(gu => gu.GuildId == guild.Id)
-            dbGuild.LastSeen = now;
+                .Where(gu => localUsers.Contains(gu.UserId))
-            updatedGuilds++;
+                .ExecuteUpdateAsync(upd => upd.SetProperty(p => p.LastSeen, now));
-
-            // Update users
-            var localIds = guild.Users.Select(u => (long)u.Id);
-            var dbSavedIds = db.UserEntries.Where(e => e.GuildId == (long)guild.Id).Select(e => e.UserId);
-            var usersToUpdate = localIds.Intersect(dbSavedIds).ToHashSet();
-            foreach (var user in db.UserEntries.Where(e => e.GuildId == (long)guild.Id && usersToUpdate.Contains(e.UserId))) {
-                user.LastSeen = now;
-                updatedUsers++;
-            }
         }
 
         // And let go of old data
-        var staleGuilds = db.GuildConfigurations.Where(s => now - TimeSpan.FromDays(StaleGuildThreshold) > s.LastSeen);
+        var staleGuildCount = await db.GuildConfigurations
-        var staleUsers = db.UserEntries.Where(e => now - TimeSpan.FromDays(StaleUserThreashold) > e.LastSeen);
+            .Where(g => now - TimeSpan.FromDays(StaleGuildThreshold) > g.LastSeen)
-        int staleGuildCount = staleGuilds.Count(), staleUserCount = staleUsers.Count();
+            .ExecuteDeleteAsync();
-        db.GuildConfigurations.RemoveRange(staleGuilds);
+        var staleUserCount = await db.UserEntries
-        db.UserEntries.RemoveRange(staleUsers);
+            .Where(gu => now - TimeSpan.FromDays(StaleUserThreashold) > gu.LastSeen)
-
+            .ExecuteDeleteAsync();
-        await db.SaveChangesAsync(CancellationToken.None);
             
+        // Build report
         var resultText = new StringBuilder();
         resultText.Append($"Updated {updatedGuilds} guilds, {updatedUsers} users.");
         if (staleGuildCount != 0 || staleUserCount != 0) {

BirthdayBot.csproj

@@ -5,7 +5,7 @@
     <TargetFramework>net6.0</TargetFramework>
 	  <ImplicitUsings>enable</ImplicitUsings>
 	  <Nullable>enable</Nullable>
-    <Version>3.4.4</Version>
+    <Version>3.4.6</Version>
     <Authors>NoiTheCat</Authors>
   </PropertyGroup>
 
@@ -22,17 +22,17 @@
 
   <ItemGroup>
     <PackageReference Include="CommandLineParser" Version="2.9.1" />
-    <PackageReference Include="Discord.Net" Version="3.8.0" />
+    <PackageReference Include="Discord.Net" Version="3.8.1" />
-    <PackageReference Include="EFCore.NamingConventions" Version="6.0.0" />
+    <PackageReference Include="EFCore.NamingConventions" Version="7.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="6.0.8">
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
-    <PackageReference Include="NodaTime" Version="3.1.2" />
+    <PackageReference Include="NodaTime" Version="3.1.3" />
-    <PackageReference Include="Npgsql" Version="6.0.6" />
+    <PackageReference Include="Npgsql" Version="7.0.0" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="6.0.6" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.0" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL.Design" Version="1.1.0" />
   </ItemGroup>
 

Configuration.cs

@@ -70,7 +70,7 @@ class Configuration {
         SqlDatabase = ReadConfKey<string?>(jc, nameof(SqlDatabase), false);
         SqlUsername = ReadConfKey<string>(jc, nameof(SqlUsername), true);
         SqlPassword = ReadConfKey<string>(jc, nameof(SqlPassword), true);
-        SqlApplicationName = $"ClientShard{ShardStart}+{ShardAmount}";
+        SqlApplicationName = $"Shard{ShardStart:00}-{ShardStart + ShardAmount - 1:00}";
     }
 
     private static T? ReadConfKey<T>(JObject jc, string key, [DoesNotReturnIf(true)] bool failOnEmpty) {

Data/BlocklistEntry.cs

@@ -6,11 +6,9 @@ namespace BirthdayBot.Data;
 [Table("banned_users")]
 public class BlocklistEntry {
     [Key]
-    [Column("guild_id")]
+    public ulong GuildId { get; set; }
-    public long GuildId { get; set; }
     [Key]
-    [Column("user_id")]
+    public ulong UserId { get; set; }
-    public long UserId { get; set; }
 
     [ForeignKey(nameof(GuildConfig.GuildId))]
     [InverseProperty(nameof(GuildConfig.BlockedUsers))]

Data/BotDatabaseContext.cs

@@ -13,8 +13,7 @@ public class BotDatabaseContext : DbContext {
             Database = conf.SqlDatabase,
             Username = conf.SqlUsername,
             Password = conf.SqlPassword,
-            ApplicationName = conf.SqlApplicationName,
+            ApplicationName = conf.SqlApplicationName
-            MaxPoolSize = Math.Max((int)Math.Ceiling(conf.ShardAmount * 2 * 0.6), 8)
         }.ToString();
     }
 

Data/Extensions.cs

@@ -5,14 +5,14 @@ internal static class Extensions {
     /// If it doesn't exist in the database, <see cref="GuildConfig.IsNew"/> returns true.
     /// </summary>
     public static GuildConfig GetConfigOrNew(this SocketGuild guild, BotDatabaseContext db)
-        => db.GuildConfigurations.Where(g => g.GuildId == (long)guild.Id).FirstOrDefault() 
+        => db.GuildConfigurations.Where(g => g.GuildId == guild.Id).FirstOrDefault() 
-            ?? new GuildConfig() { IsNew = true, GuildId = (long)guild.Id };
+            ?? new GuildConfig() { IsNew = true, GuildId = guild.Id };
 
     /// <summary>
     /// Gets the corresponding <see cref="UserEntry"/> for this user in this guild, or a new one if one does not exist.
     /// If it doesn't exist in the database, <see cref="UserEntry.IsNew"/> returns true.
     /// </summary>
     public static UserEntry GetUserEntryOrNew(this SocketGuildUser user, BotDatabaseContext db)
-        => db.UserEntries.Where(u => u.GuildId == (long)user.Guild.Id && u.UserId == (long)user.Id).FirstOrDefault()
+        => db.UserEntries.Where(u => u.GuildId == user.Guild.Id && u.UserId == user.Id).FirstOrDefault()
-            ?? new UserEntry() { IsNew = true, GuildId = (long)user.Guild.Id, UserId = (long)user.Id };
+            ?? new UserEntry() { IsNew = true, GuildId = user.Guild.Id, UserId = user.Id };
 }

Data/GuildConfig.cs

@@ -10,25 +10,27 @@ public class GuildConfig {
     }
 
     [Key]
-    [Column("guild_id")]
+    public ulong GuildId { get; set; }
-    public long GuildId { get; set; }
+
     [Column("role_id")]
-    public long? RoleId { get; set; }
+    public ulong? BirthdayRole { get; set; }
+
     [Column("channel_announce_id")]
-    public long? ChannelAnnounceId { get; set; }
+    public ulong? AnnouncementChannel { get; set; }
+
     [Column("time_zone")]
-    public string? TimeZone { get; set; }
+    public string? GuildTimeZone { get; set; }
-    [Column("moderated")]
+
     public bool Moderated { get; set; }
-    [Column("moderator_role")]
+
-    public long? ModeratorRole { get; set; }
+    public ulong? ModeratorRole { get; set; }
-    [Column("announce_message")]
+
     public string? AnnounceMessage { get; set; }
-    [Column("announce_message_pl")]
+
     public string? AnnounceMessagePl { get; set; }
-    [Column("announce_ping")]
+
     public bool AnnouncePing { get; set; }
-    [Column("last_seen")]
+    
     public DateTimeOffset LastSeen { get; set; }
 
     [InverseProperty(nameof(BlocklistEntry.Guild))]

Data/Migrations/20221123062847_LongToUlong.Designer.cs

@@ -0,0 +1,161 @@
+// <auto-generated />
+using System;
+using BirthdayBot.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace BirthdayBot.Data.Migrations
+{
+    [DbContext(typeof(BotDatabaseContext))]
+    [Migration("20221123062847_LongToUlong")]
+    partial class LongToUlong
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.0")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("BirthdayBot.Data.BlocklistEntry", b =>
+                {
+                    b.Property<decimal>("GuildId")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("guild_id");
+
+                    b.Property<decimal>("UserId")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("user_id");
+
+                    b.HasKey("GuildId", "UserId")
+                        .HasName("banned_users_pkey");
+
+                    b.ToTable("banned_users", (string)null);
+                });
+
+            modelBuilder.Entity("BirthdayBot.Data.GuildConfig", b =>
+                {
+                    b.Property<decimal>("GuildId")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("guild_id");
+
+                    b.Property<string>("AnnounceMessage")
+                        .HasColumnType("text")
+                        .HasColumnName("announce_message");
+
+                    b.Property<string>("AnnounceMessagePl")
+                        .HasColumnType("text")
+                        .HasColumnName("announce_message_pl");
+
+                    b.Property<bool>("AnnouncePing")
+                        .HasColumnType("boolean")
+                        .HasColumnName("announce_ping");
+
+                    b.Property<decimal?>("AnnouncementChannel")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("channel_announce_id");
+
+                    b.Property<decimal?>("BirthdayRole")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("role_id");
+
+                    b.Property<string>("GuildTimeZone")
+                        .HasColumnType("text")
+                        .HasColumnName("time_zone");
+
+                    b.Property<DateTimeOffset>("LastSeen")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("last_seen")
+                        .HasDefaultValueSql("now()");
+
+                    b.Property<bool>("Moderated")
+                        .HasColumnType("boolean")
+                        .HasColumnName("moderated");
+
+                    b.Property<decimal?>("ModeratorRole")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("moderator_role");
+
+                    b.HasKey("GuildId")
+                        .HasName("settings_pkey");
+
+                    b.ToTable("settings", (string)null);
+                });
+
+            modelBuilder.Entity("BirthdayBot.Data.UserEntry", b =>
+                {
+                    b.Property<decimal>("GuildId")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("guild_id");
+
+                    b.Property<decimal>("UserId")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("user_id");
+
+                    b.Property<int>("BirthDay")
+                        .HasColumnType("integer")
+                        .HasColumnName("birth_day");
+
+                    b.Property<int>("BirthMonth")
+                        .HasColumnType("integer")
+                        .HasColumnName("birth_month");
+
+                    b.Property<DateTimeOffset>("LastSeen")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("timestamp with time zone")
+                        .HasColumnName("last_seen")
+                        .HasDefaultValueSql("now()");
+
+                    b.Property<string>("TimeZone")
+                        .HasColumnType("text")
+                        .HasColumnName("time_zone");
+
+                    b.HasKey("GuildId", "UserId")
+                        .HasName("user_birthdays_pkey");
+
+                    b.ToTable("user_birthdays", (string)null);
+                });
+
+            modelBuilder.Entity("BirthdayBot.Data.BlocklistEntry", b =>
+                {
+                    b.HasOne("BirthdayBot.Data.GuildConfig", "Guild")
+                        .WithMany("BlockedUsers")
+                        .HasForeignKey("GuildId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired()
+                        .HasConstraintName("banned_users_guild_id_fkey");
+
+                    b.Navigation("Guild");
+                });
+
+            modelBuilder.Entity("BirthdayBot.Data.UserEntry", b =>
+                {
+                    b.HasOne("BirthdayBot.Data.GuildConfig", "Guild")
+                        .WithMany("UserEntries")
+                        .HasForeignKey("GuildId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired()
+                        .HasConstraintName("user_birthdays_guild_id_fkey");
+
+                    b.Navigation("Guild");
+                });
+
+            modelBuilder.Entity("BirthdayBot.Data.GuildConfig", b =>
+                {
+                    b.Navigation("BlockedUsers");
+
+                    b.Navigation("UserEntries");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Data/Migrations/20221123062847_LongToUlong.cs

@@ -0,0 +1,177 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BirthdayBot.Data.Migrations
+{
+    /// <inheritdoc />
+    public partial class LongToUlong : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            // NOTE: manually edited - must drop and re-add foreign key due to altered types
+            migrationBuilder.DropForeignKey(
+                name: "user_birthdays_guild_id_fkey",
+                table: "user_birthdays");
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "user_id",
+                table: "user_birthdays",
+                type: "numeric(20,0)",
+                nullable: false,
+                oldClrType: typeof(long),
+                oldType: "bigint");
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "guild_id",
+                table: "user_birthdays",
+                type: "numeric(20,0)",
+                nullable: false,
+                oldClrType: typeof(long),
+                oldType: "bigint");
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "role_id",
+                table: "settings",
+                type: "numeric(20,0)",
+                nullable: true,
+                oldClrType: typeof(long),
+                oldType: "bigint",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "moderator_role",
+                table: "settings",
+                type: "numeric(20,0)",
+                nullable: true,
+                oldClrType: typeof(long),
+                oldType: "bigint",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "channel_announce_id",
+                table: "settings",
+                type: "numeric(20,0)",
+                nullable: true,
+                oldClrType: typeof(long),
+                oldType: "bigint",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "guild_id",
+                table: "settings",
+                type: "numeric(20,0)",
+                nullable: false,
+                oldClrType: typeof(long),
+                oldType: "bigint");
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "user_id",
+                table: "banned_users",
+                type: "numeric(20,0)",
+                nullable: false,
+                oldClrType: typeof(long),
+                oldType: "bigint");
+
+            migrationBuilder.AlterColumn<decimal>(
+                name: "guild_id",
+                table: "banned_users",
+                type: "numeric(20,0)",
+                nullable: false,
+                oldClrType: typeof(long),
+                oldType: "bigint");
+
+            migrationBuilder.AddForeignKey(
+                name: "user_birthdays_guild_id_fkey",
+                table: "user_birthdays",
+                column: "guild_id",
+                principalTable: "settings",
+                principalColumn: "guild_id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "user_birthdays_guild_id_fkey",
+                table: "user_birthdays");
+
+            migrationBuilder.AlterColumn<long>(
+                name: "user_id",
+                table: "user_birthdays",
+                type: "bigint",
+                nullable: false,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)");
+
+            migrationBuilder.AlterColumn<long>(
+                name: "guild_id",
+                table: "user_birthdays",
+                type: "bigint",
+                nullable: false,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)");
+
+            migrationBuilder.AlterColumn<long>(
+                name: "role_id",
+                table: "settings",
+                type: "bigint",
+                nullable: true,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<long>(
+                name: "moderator_role",
+                table: "settings",
+                type: "bigint",
+                nullable: true,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<long>(
+                name: "channel_announce_id",
+                table: "settings",
+                type: "bigint",
+                nullable: true,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<long>(
+                name: "guild_id",
+                table: "settings",
+                type: "bigint",
+                nullable: false,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)");
+
+            migrationBuilder.AlterColumn<long>(
+                name: "user_id",
+                table: "banned_users",
+                type: "bigint",
+                nullable: false,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)");
+
+            migrationBuilder.AlterColumn<long>(
+                name: "guild_id",
+                table: "banned_users",
+                type: "bigint",
+                nullable: false,
+                oldClrType: typeof(decimal),
+                oldType: "numeric(20,0)");
+
+            migrationBuilder.AddForeignKey(
+                name: "user_birthdays_guild_id_fkey",
+                table: "user_birthdays",
+                column: "guild_id",
+                principalTable: "settings",
+                principalColumn: "guild_id",
+                onDelete: ReferentialAction.Cascade);
+        }
+    }
+}

Data/Migrations/BotDatabaseContextModelSnapshot.cs

@@ -17,19 +17,19 @@ namespace BirthdayBot.Data.Migrations
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "6.0.3")
+                .HasAnnotation("ProductVersion", "7.0.0")
                 .HasAnnotation("Relational:MaxIdentifierLength", 63);
 
             NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
 
             modelBuilder.Entity("BirthdayBot.Data.BlocklistEntry", b =>
                 {
-                    b.Property<long>("GuildId")
+                    b.Property<decimal>("GuildId")
-                        .HasColumnType("bigint")
+                        .HasColumnType("numeric(20,0)")
                         .HasColumnName("guild_id");
 
-                    b.Property<long>("UserId")
+                    b.Property<decimal>("UserId")
-                        .HasColumnType("bigint")
+                        .HasColumnType("numeric(20,0)")
                         .HasColumnName("user_id");
 
                     b.HasKey("GuildId", "UserId")
@@ -40,8 +40,8 @@ namespace BirthdayBot.Data.Migrations
 
             modelBuilder.Entity("BirthdayBot.Data.GuildConfig", b =>
                 {
-                    b.Property<long>("GuildId")
+                    b.Property<decimal>("GuildId")
-                        .HasColumnType("bigint")
+                        .HasColumnType("numeric(20,0)")
                         .HasColumnName("guild_id");
 
                     b.Property<string>("AnnounceMessage")
@@ -56,10 +56,18 @@ namespace BirthdayBot.Data.Migrations
                         .HasColumnType("boolean")
                         .HasColumnName("announce_ping");
 
-                    b.Property<long?>("ChannelAnnounceId")
+                    b.Property<decimal?>("AnnouncementChannel")
-                        .HasColumnType("bigint")
+                        .HasColumnType("numeric(20,0)")
                         .HasColumnName("channel_announce_id");
 
+                    b.Property<decimal?>("BirthdayRole")
+                        .HasColumnType("numeric(20,0)")
+                        .HasColumnName("role_id");
+
+                    b.Property<string>("GuildTimeZone")
+                        .HasColumnType("text")
+                        .HasColumnName("time_zone");
+
                     b.Property<DateTimeOffset>("LastSeen")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("timestamp with time zone")
@@ -70,18 +78,10 @@ namespace BirthdayBot.Data.Migrations
                         .HasColumnType("boolean")
                         .HasColumnName("moderated");
 
-                    b.Property<long?>("ModeratorRole")
+                    b.Property<decimal?>("ModeratorRole")
-                        .HasColumnType("bigint")
+                        .HasColumnType("numeric(20,0)")
                         .HasColumnName("moderator_role");
 
-                    b.Property<long?>("RoleId")
-                        .HasColumnType("bigint")
-                        .HasColumnName("role_id");
-
-                    b.Property<string>("TimeZone")
-                        .HasColumnType("text")
-                        .HasColumnName("time_zone");
-
                     b.HasKey("GuildId")
                         .HasName("settings_pkey");
 
@@ -90,12 +90,12 @@ namespace BirthdayBot.Data.Migrations
 
             modelBuilder.Entity("BirthdayBot.Data.UserEntry", b =>
                 {
-                    b.Property<long>("GuildId")
+                    b.Property<decimal>("GuildId")
-                        .HasColumnType("bigint")
+                        .HasColumnType("numeric(20,0)")
                         .HasColumnName("guild_id");
 
-                    b.Property<long>("UserId")
+                    b.Property<decimal>("UserId")
-                        .HasColumnType("bigint")
+                        .HasColumnType("numeric(20,0)")
                         .HasColumnName("user_id");
 
                     b.Property<int>("BirthDay")

Data/UserEntry.cs

@@ -5,18 +5,16 @@ namespace BirthdayBot.Data;
 [Table("user_birthdays")]
 public class UserEntry {
     [Key]
-    [Column("guild_id")]
+    public ulong GuildId { get; set; }
-    public long GuildId { get; set; }
     [Key]
-    [Column("user_id")]
+    public ulong UserId { get; set; }
-    public long UserId { get; set; }
+    
-    [Column("birth_month")]
     public int BirthMonth { get; set; }
-    [Column("birth_day")]
+    
     public int BirthDay { get; set; }
-    [Column("time_zone")]
+    
     public string? TimeZone { get; set; }
-    [Column("last_seen")]
+    
     public DateTimeOffset LastSeen { get; set; }
 
     [ForeignKey(nameof(GuildConfig.GuildId))]

ShardManager.cs

@@ -1,6 +1,5 @@
 global using Discord;
 global using Discord.WebSocket;
-using BirthdayBot.BackgroundServices;
 using Discord.Interactions;
 using Microsoft.Extensions.DependencyInjection;
 using System.Text;
@@ -18,7 +17,7 @@ class ShardManager : IDisposable {
 
     /// <summary>
     /// Number of concurrent shard startups to happen on each check.
-    /// This value is also used in <see cref="DataRetention"/>.
+    /// This value also determines the maximum amount of concurrent background database operations.
     /// </summary>
     public const int MaxConcurrentOperations = 4;