Merge 21a63a43cc into da4c05d4ed

PluralKit.Core/Database/Migrations/49.sql

@@ -0,0 +1,7 @@
+-- database version 47
+-- remove unused functions
+
+drop function trg_msgcount_decrement cascade;
+drop function trg_msgcount_increment cascade;
+
+update info set schema_version = 49;

PluralKit.Core/Database/Repository/ModelRepository.Member.cs

@@ -110,4 +110,27 @@ public partial class ModelRepository
 
         await _db.ExecuteQuery(query);
     }
+
+    public async Task UpdateMemberForDeletedMessage(MemberId id, int msgCount, int numberToDecrement = 1)
+    {
+        if (msgCount <= 0) return;
+
+        var query = new Query("members")
+            .When(msgCount > numberToDecrement,
+                // when message count is higher than number we're removing
+                q => q.AsUpdate(new
+                {
+                    message_count = new UnsafeLiteral($"message_count - {numberToDecrement}")
+                }),
+                // when this is the only/last message(s) (if the db for some reason thinks there are no messages we already returned)
+                q => q.AsUpdate(new
+                {
+                    message_count = 0,
+                    last_message_timestamp = new UnsafeLiteral("null")
+                })
+            )
+            .Where("id", id);
+
+        await _db.ExecuteQuery(query);
+    }
 }

PluralKit.Core/Database/Repository/ModelRepository.Message.cs

@@ -26,6 +26,9 @@ public partial class ModelRepository
     public Task<PKMessage?> GetMessage(ulong id)
         => _db.QueryFirst<PKMessage?>(new Query("messages").Where("mid", id), messages: true);
 
+    public Task<IEnumerable<PKMessage>> GetMessagesBulk(IReadOnlyCollection<ulong> ids)
+        => _db.Query<PKMessage>(new Query("messages").WhereIn("mid", ids.Select(id => (long)id).ToArray()));
+
     public async Task<FullMessage?> GetFullMessage(ulong id)
     {
         var rawMessage = await GetMessage(id);

PluralKit.Core/Database/Utils/DatabaseMigrator.cs

@@ -9,7 +9,7 @@ namespace PluralKit.Core;
 internal class DatabaseMigrator
 {
     private const string RootPath = "PluralKit.Core.Database"; // "resource path" root for SQL files
-    private const int TargetSchemaVersion = 48;
+    private const int TargetSchemaVersion = 49;
     private readonly ILogger _logger;
 
     public DatabaseMigrator(ILogger logger)