More story fixes

SVSim.Database/Entities/Story/StoryChapter.cs

@@ -39,6 +39,7 @@ public class StoryChapter
     public SpecialBattleSetting? SpecialBattleSetting { get; set; }
 
     public int ReleasePoint { get; set; }
+    public string? UnlockText { get; set; }
     public bool IsMaintenanceChapter { get; set; }
     public bool IsPlayAnotherEndAppearanceAnimation { get; set; }
     public bool IsReleasedAnotherEnd { get; set; }

SVSim.Database/Entities/Story/StorySection.cs

@@ -23,4 +23,7 @@ public class StorySection
     public int StoryTypeOverwrite { get; set; }
     public bool IsUnderMaintenance { get; set; }
     public bool IsPlayAnotherEndAppearanceAnimation { get; set; }
+
+    public int IsSpoiler { get; set; }
+    public string SpoilerMessage { get; set; } = string.Empty;
 }

SVSim.Database/Migrations/20260525212450_AddStoryChapterUnlockText.cs

@@ -0,0 +1,28 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SVSim.Database.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddStoryChapterUnlockText : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "UnlockText",
+                table: "StoryChapters",
+                type: "text",
+                nullable: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "UnlockText",
+                table: "StoryChapters");
+        }
+    }
+}

SVSim.Database/Migrations/20260525213842_AddStorySectionSpoilerFields.cs

@@ -0,0 +1,40 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SVSim.Database.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddStorySectionSpoilerFields : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "IsSpoiler",
+                table: "StorySections",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0);
+
+            migrationBuilder.AddColumn<string>(
+                name: "SpoilerMessage",
+                table: "StorySections",
+                type: "text",
+                nullable: false,
+                defaultValue: "");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "IsSpoiler",
+                table: "StorySections");
+
+            migrationBuilder.DropColumn(
+                name: "SpoilerMessage",
+                table: "StorySections");
+        }
+    }
+}

SVSim.Database/Migrations/SVSimDbContextModelSnapshot.cs

@@ -230,6 +230,9 @@ namespace SVSim.Database.Migrations
                     b.Property<int?>("SpecialBattleSettingId")
                         .HasColumnType("integer");
 
+                    b.Property<string>("UnlockText")
+                        .HasColumnType("text");
+
                     b.Property<decimal>("XCoordinate")
                         .HasColumnType("numeric");
 
@@ -271,6 +274,9 @@ namespace SVSim.Database.Migrations
                     b.Property<bool>("IsPlayAnotherEndAppearanceAnimation")
                         .HasColumnType("boolean");
 
+                    b.Property<int>("IsSpoiler")
+                        .HasColumnType("integer");
+
                     b.Property<bool>("IsUnderMaintenance")
                         .HasColumnType("boolean");
 
@@ -281,6 +287,10 @@ namespace SVSim.Database.Migrations
                     b.Property<int>("OrderId")
                         .HasColumnType("integer");
 
+                    b.Property<string>("SpoilerMessage")
+                        .IsRequired()
+                        .HasColumnType("text");
+
                     b.Property<int>("StoryApiType")
                         .HasColumnType("integer");
 

SVSim.Database/Repositories/Story/IStoryMasterRepository.cs

@@ -16,4 +16,12 @@ public interface IStoryMasterRepository
 
     Task<StoryChapter?> GetChapterByIdAsync(int storyId);
     Task<SpecialBattleSetting?> GetSbsByIdAsync(int sbsId);
+
+    /// <summary>
+    /// Resolve a wire story_id to a sub-chapter row when no top-level <see cref="StoryChapter"/>
+    /// exists for it. Sub-chapter story_ids have no chapter master data of their own — they're
+    /// progress markers hanging off the parent. Used by /finish to record progress at the sub's
+    /// story_id when the client sends sub-chapter ids directly.
+    /// </summary>
+    Task<StorySubChapter?> FindSubChapterByStoryIdAsync(int storyId);
 }

SVSim.Database/Repositories/Story/StoryMasterRepository.cs

@@ -51,4 +51,15 @@ public class StoryMasterRepository : IStoryMasterRepository
 
     public Task<SpecialBattleSetting?> GetSbsByIdAsync(int sbsId)
         => _db.SpecialBattleSettings.FirstOrDefaultAsync(s => s.Id == sbsId);
+
+    public async Task<StorySubChapter?> FindSubChapterByStoryIdAsync(int storyId)
+    {
+        // StorySubChapter is an owned entity (no DbSet of its own); query through the owning
+        // chapter. SelectMany over the owned collection translates to a JOIN in the relational
+        // provider — no need to materialize the full chapter row.
+        return await _db.StoryChapters
+            .AsNoTracking()
+            .SelectMany(c => c.SubChapters)
+            .FirstOrDefaultAsync(sc => sc.SubChapterStoryId == storyId);
+    }
 }