Fix incorrect foreign key reference

Replaces previously committed migration with a new one.
If updating the database, run these first before the migration:
```
drop table modlogs;
drop type mod_log_type;
delete from "__EFMigrationsHistory" where "migration_id" = '20220824023321_AddModLogs';
```

Data/BotDatabaseContext.cs

@@ -12,6 +12,9 @@ public class BotDatabaseContext : DbContext {
         // Get our own config loaded just for the SQL stuff
         var conf = new InstanceConfig();
         _connectionString = new NpgsqlConnectionStringBuilder() {
+#if DEBUG
+            IncludeErrorDetail = true,
+#endif
             Host = conf.SqlHost ?? "localhost", // default to localhost
             Database = conf.SqlDatabase,
             Username = conf.SqlUsername,
@@ -49,7 +52,7 @@ public class BotDatabaseContext : DbContext {
     protected override void OnModelCreating(ModelBuilder modelBuilder) {
         modelBuilder.Entity<CachedUser>(entity => entity.Property(e => e.Discriminator).HasMaxLength(4).IsFixedLength());
         modelBuilder.Entity<CachedGuildUser>(e => {
-            e.HasKey(p => new { p.UserId, p.GuildId });
+            e.HasKey(p => new { p.GuildId, p.UserId });
             e.Property(p => p.FirstSeenTime).HasDefaultValueSql("now()");
         });
         modelBuilder.Entity<CachedGuildMessage>(e => e.Property(p => p.CreatedAt).HasDefaultValueSql("now()"));

Data/CachedGuildUser.cs

@@ -6,14 +6,14 @@ namespace RegexBot.Data;
 /// </summary>
 [Table("cache_usersinguild")]
 public class CachedGuildUser {
-    /// <inheritdoc cref="CachedUser.UserId"/>
-    public long UserId { get; set; }
-
     /// <summary>
     /// Gets the associated guild's snowflake ID.
     /// </summary>
     public long GuildId { get; set; }
 
+    /// <inheritdoc cref="CachedUser.UserId"/>
+    public long UserId { get; set; }
+
     /// <inheritdoc cref="CachedUser.ULastUpdateTime"/>
     public DateTimeOffset GULastUpdateTime { get; set; }
 

Data/Migrations/20220827041853_AddModLogs.Designer.cs

@@ -13,7 +13,7 @@ using RegexBot.Data;
 namespace RegexBot.Data.Migrations
 {
     [DbContext(typeof(BotDatabaseContext))]
-    [Migration("20220824023321_AddModLogs")]
+    [Migration("20220827041853_AddModLogs")]
     partial class AddModLogs
     {
         protected override void BuildTargetModel(ModelBuilder modelBuilder)
@@ -74,14 +74,14 @@ namespace RegexBot.Data.Migrations
 
             modelBuilder.Entity("RegexBot.Data.CachedGuildUser", b =>
                 {
-                    b.Property<long>("UserId")
-                        .HasColumnType("bigint")
-                        .HasColumnName("user_id");
-
                     b.Property<long>("GuildId")
                         .HasColumnType("bigint")
                         .HasColumnName("guild_id");
 
+                    b.Property<long>("UserId")
+                        .HasColumnType("bigint")
+                        .HasColumnName("user_id");
+
                     b.Property<DateTimeOffset>("FirstSeenTime")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("timestamp with time zone")
@@ -96,9 +96,12 @@ namespace RegexBot.Data.Migrations
                         .HasColumnType("text")
                         .HasColumnName("nickname");
 
-                    b.HasKey("UserId", "GuildId")
+                    b.HasKey("GuildId", "UserId")
                         .HasName("pk_cache_usersinguild");
 
+                    b.HasIndex("UserId")
+                        .HasDatabaseName("ix_cache_usersinguild_user_id");
+
                     b.ToTable("cache_usersinguild", (string)null);
                 });
 

Data/Migrations/20220827041853_AddModLogs.cs

@@ -10,9 +10,18 @@ namespace RegexBot.Data.Migrations
     {
         protected override void Up(MigrationBuilder migrationBuilder)
         {
+            migrationBuilder.DropPrimaryKey(
+                name: "pk_cache_usersinguild",
+                table: "cache_usersinguild");
+
             migrationBuilder.AlterDatabase()
                 .Annotation("Npgsql:Enum:mod_log_type", "other,note,warn,timeout,kick,ban");
 
+            migrationBuilder.AddPrimaryKey(
+                name: "pk_cache_usersinguild",
+                table: "cache_usersinguild",
+                columns: new[] { "guild_id", "user_id" });
+
             migrationBuilder.CreateTable(
                 name: "modlogs",
                 columns: table => new
@@ -33,10 +42,15 @@ namespace RegexBot.Data.Migrations
                         name: "fk_modlogs_cache_usersinguild_user_temp_id",
                         columns: x => new { x.guild_id, x.user_id },
                         principalTable: "cache_usersinguild",
-                        principalColumns: new[] { "user_id", "guild_id" },
+                        principalColumns: new[] { "guild_id", "user_id" },
                         onDelete: ReferentialAction.Cascade);
                 });
 
+            migrationBuilder.CreateIndex(
+                name: "ix_cache_usersinguild_user_id",
+                table: "cache_usersinguild",
+                column: "user_id");
+
             migrationBuilder.CreateIndex(
                 name: "ix_modlogs_guild_id_user_id",
                 table: "modlogs",
@@ -48,8 +62,21 @@ namespace RegexBot.Data.Migrations
             migrationBuilder.DropTable(
                 name: "modlogs");
 
+            migrationBuilder.DropPrimaryKey(
+                name: "pk_cache_usersinguild",
+                table: "cache_usersinguild");
+
+            migrationBuilder.DropIndex(
+                name: "ix_cache_usersinguild_user_id",
+                table: "cache_usersinguild");
+
             migrationBuilder.AlterDatabase()
                 .OldAnnotation("Npgsql:Enum:mod_log_type", "other,note,warn,timeout,kick,ban");
+
+            migrationBuilder.AddPrimaryKey(
+                name: "pk_cache_usersinguild",
+                table: "cache_usersinguild",
+                columns: new[] { "user_id", "guild_id" });
         }
     }
 }

Data/Migrations/BotDatabaseContextModelSnapshot.cs

@@ -72,14 +72,14 @@ namespace RegexBot.Data.Migrations
 
             modelBuilder.Entity("RegexBot.Data.CachedGuildUser", b =>
                 {
-                    b.Property<long>("UserId")
-                        .HasColumnType("bigint")
-                        .HasColumnName("user_id");
-
                     b.Property<long>("GuildId")
                         .HasColumnType("bigint")
                         .HasColumnName("guild_id");
 
+                    b.Property<long>("UserId")
+                        .HasColumnType("bigint")
+                        .HasColumnName("user_id");
+
                     b.Property<DateTimeOffset>("FirstSeenTime")
                         .ValueGeneratedOnAdd()
                         .HasColumnType("timestamp with time zone")
@@ -94,9 +94,12 @@ namespace RegexBot.Data.Migrations
                         .HasColumnType("text")
                         .HasColumnName("nickname");
 
-                    b.HasKey("UserId", "GuildId")
+                    b.HasKey("GuildId", "UserId")
                         .HasName("pk_cache_usersinguild");
 
+                    b.HasIndex("UserId")
+                        .HasDatabaseName("ix_cache_usersinguild_user_id");
+
                     b.ToTable("cache_usersinguild", (string)null);
                 });