Refactor member updates to use a patch object

PluralKit.Core/Models/ModelQueryExt.cs

@@ -3,6 +3,8 @@ using System.Threading.Tasks;
 
 using Dapper;
 
+using PluralKit.Core;
+
 namespace PluralKit.Core
 {
     public static class ModelQueryExt
@@ -26,5 +28,16 @@ namespace PluralKit.Core
             conn.QueryFirstAsync<MemberGuildSettings>(
                 "insert into member_guild (guild, member) values (@guild, @member) on conflict (guild, member) do update set guild = @guild, member = @member returning *",
                 new {guild, member});
+
+        public static Task<PKMember> UpdateMember(this IPKConnection conn, MemberId id, MemberPatch patch)
+        {
+            var (query, pms) = patch.Apply(new UpdateQueryBuilder("members", "id = @id"))
+                .WithConstant("id", id)
+                .Build("returning *");
+            return conn.QueryFirstAsync<PKMember>(query, pms);
+        }
+
+        public static Task DeleteMember(this IPKConnection conn, MemberId id) =>
+            conn.ExecuteAsync("delete from members where id = @Id", new {Id = id});
     }
 }

PluralKit.Core/Models/Patch/MemberPatch.cs

@@ -0,0 +1,44 @@
+#nullable enable
+
+using NodaTime;
+
+namespace PluralKit.Core
+{
+    public class MemberPatch: PatchObject<MemberId, PKMember>
+    {
+        public Partial<string> Name { get; set; }
+        public Partial<string?> DisplayName { get; set; }
+        public Partial<string?> Color { get; set; }
+        public Partial<LocalDate?> Birthday { get; set; }
+        public Partial<string?> Pronouns { get; set; }
+        public Partial<string?> Description { get; set; }
+        public Partial<ProxyTag[]> ProxyTags { get; set; }
+        public Partial<bool> KeepProxy { get; set; }
+        public Partial<int> MessageCount { get; set; }
+        public Partial<PrivacyLevel> Visibility { get; set; }
+        public Partial<PrivacyLevel> NamePrivacy { get; set; }
+        public Partial<PrivacyLevel> DescriptionPrivacy { get; set; }
+        public Partial<PrivacyLevel> PronounPrivacy { get; set; }
+        public Partial<PrivacyLevel> BirthdayPrivacy { get; set; }
+        public Partial<PrivacyLevel> AvatarPrivacy { get; set; }
+        public Partial<PrivacyLevel> MetadataPrivacy { get; set; }
+
+        public override UpdateQueryBuilder Apply(UpdateQueryBuilder b) => b
+            .With("name", Name)
+            .With("display_name", DisplayName)
+            .With("color", Color)
+            .With("birthday", Birthday)
+            .With("pronouns", Pronouns)
+            .With("description", Description)
+            .With("proxy_tags", ProxyTags)
+            .With("keep_proxy", KeepProxy)
+            .With("message_count", MessageCount)
+            .With("member_visibility", Visibility)
+            .With("name_privacy", NamePrivacy)
+            .With("description_privacy", DescriptionPrivacy)
+            .With("pronoun_privacy", PronounPrivacy)
+            .With("birthday_privacy", BirthdayPrivacy)
+            .With("avatar_privacy", AvatarPrivacy)
+            .With("metadata_privacy", MetadataPrivacy);
+    }
+}

PluralKit.Core/Models/Patch/PatchObject.cs

@@ -0,0 +1,9 @@
+using PluralKit.Core;
+
+namespace PluralKit.Core
+{
+    public abstract class PatchObject<TKey, TObj>
+    {
+        public abstract UpdateQueryBuilder Apply(UpdateQueryBuilder b);
+    }
+}