feat: Implement quest reward system with item selection and storage; update related services and database schema

DorkNet.Server/Controllers/API/Avatar/V2/AvatarGiftsController.cs

@@ -32,7 +32,9 @@ namespace DorkNet.Server.Controllers.API.Avatar.V2;
 public class AvatarGiftsController(
     DorkNetDbContext db,
     NotificationService notifications,
-    LevelService level) : ControllerBase
+    LevelService level,
+    QuestRewardService questRewards,
+    PlayerPresenceService presence) : ControllerBase
 {
     [HttpGet("api/avatar/v2/gifts")]
     [HttpGet("api/avatar/v3/gifts")]

DorkNet.Server/Controllers/API/GameRewards/GameRewardsController.cs

@@ -9,12 +9,31 @@ using DorkNet.Server.Services;
 
 namespace DorkNet.Server.Controllers.API.GameRewards;
 
+/// <summary>
+/// api.rec.net/api/gamerewards/v1/* — the post-activity "choose 1 of 3"
+/// item reward the client's <c>RewardManager</c> shows after a Stunt
+/// Runner run (RewardType <c>PostGameActivity=2</c>) or an RRO quest
+/// (<c>PostQuestActivity=3</c>). The client POSTs <c>/request</c> with a
+/// rewardType + giftContext (no score/rank on the wire — the rank scales
+/// the separate <b>currency</b> reward, which arrives via
+/// <c>storefronts/v2/balance</c> as a rank-derived multiplier that
+/// <see cref="Store.StorefrontsController.ModifyBalance"/> honours), then
+/// polls <c>/pending</c> and picks one via <c>/select</c>.
+///
+/// Each of GiftDrop1/2/3 is a real store item built through
+/// <see cref="StoreService.BuildGiftDrop"/> — the SAME wire-verified
+/// EFFIEFEFHHB shape the storefront uses (notably AvatarItemId is an
+/// Int32), so the strict 2023 reader doesn't reject the selection. On
+/// <c>/select</c> the chosen item is granted to inventory for free.
+/// </summary>
 [ApiController]
 [Authorize]
-public class GameRewardsController(DorkNetDbContext db, LevelService level) : ControllerBase
+public class GameRewardsController(DorkNetDbContext db, LevelService level, StoreService store) : ControllerBase
 {
     private long Me => this.RequireCurrentPlayerId();
 
+    private const int OfferCount = 3;
+
     [HttpGet("api/gamerewards/v1/pending")]
     public async Task<IActionResult> Pending()
     {
@@ -24,7 +43,8 @@ public class GameRewardsController(DorkNetDbContext db, LevelService level) : Co
             .OrderBy(r => r.CreatedAt)
             .Take(20)
             .ToListAsync();
-        return Ok(rows.Select(ToWire));
+        var items = await LoadOfferedItemsAsync(rows);
+        return Ok(rows.Select(r => ToWire(r, items)));
     }
 
     [HttpPost("api/gamerewards/v1/request")]
@@ -32,15 +52,27 @@ public class GameRewardsController(DorkNetDbContext db, LevelService level) : Co
     public async Task<IActionResult> RequestReward()
     {
         var req = await ReadRewardRequestAsync();
+        var pid = Me;
         var row = new GameRewardSelectionEntity
         {
-            PlayerId = Me,
+            PlayerId = pid,
             RewardType = req.RewardType,
             GiftContext = req.GiftContext,
-            Message = string.IsNullOrWhiteSpace(req.Message) ? "Choose a reward" : req.Message[..Math.Min(req.Message.Length, 256)],
+            Message = string.IsNullOrWhiteSpace(req.Message)
+                ? "Choose a reward"
+                : req.Message[..Math.Min(req.Message.Length, 256)],
         };
         db.GameRewardSelections.Add(row);
         await db.SaveChangesAsync();
+
+        // Pick the three offered items now that the row has an id (used as
+        // the deterministic seed) and persist them so /pending is stable
+        // and /select grants exactly what was shown.
+        var offered = await store.PickRewardItemsAsync(OfferCount, unchecked((int)row.Id));
+        if (offered.Count > 0) row.Offer1ItemId = offered[0].Id;
+        if (offered.Count > 1) row.Offer2ItemId = offered[1].Id;
+        if (offered.Count > 2) row.Offer3ItemId = offered[2].Id;
+        await db.SaveChangesAsync();
         return Ok(new { Success = true, Error = string.Empty });
     }
 
@@ -54,46 +86,61 @@ public class GameRewardsController(DorkNetDbContext db, LevelService level) : Co
             .FirstOrDefaultAsync(r => r.Id == req.RewardSelectionId && r.PlayerId == pid && r.SelectedAt == null);
         if (row is null) return Ok(new { Success = false, Error = "reward_not_found" });
 
+        // Map the client's chosen GiftDropId back to one of the offered
+        // store items. The GiftDropId is the item's PurchasableItemId.
+        var offeredIds = new[] { row.Offer1ItemId, row.Offer2ItemId, row.Offer3ItemId }
+            .Where(id => id > 0)
+            .ToList();
+        var items = await db.StoreItems.Where(i => offeredIds.Contains(i.Id)).ToListAsync();
+        var chosen = items.FirstOrDefault(i => StoreService.PurchasableItemIdFor(i) == req.GiftDropId)
+                     ?? items.FirstOrDefault();
+
         row.SelectedAt = DateTime.UtcNow;
         row.SelectedGiftDropId = req.GiftDropId;
+        if (chosen is not null)
+        {
+            await store.GrantItemAsync(pid, chosen.Id);
+            row.GrantedItemId = chosen.Id;
+        }
+        // Small token + XP kicker on top of the item, matching the
+        // post-activity "you also banked a little" feel.
         await level.GrantCurrencyAsync(pid, 2, 25, $"gameReward:{row.Id}");
         await level.AwardXpAsync(pid, 25, $"gameReward:{row.Id}");
         await db.SaveChangesAsync();
         return Ok(new { Success = true, Error = string.Empty });
     }
 
-    private static object ToWire(GameRewardSelectionEntity row) => new
+    private async Task<Dictionary<long, StoreItemEntity>> LoadOfferedItemsAsync(
+        IEnumerable<GameRewardSelectionEntity> rows)
+    {
+        var ids = rows
+            .SelectMany(r => new[] { r.Offer1ItemId, r.Offer2ItemId, r.Offer3ItemId })
+            .Where(id => id > 0)
+            .Distinct()
+            .ToList();
+        if (ids.Count == 0) return new();
+        return await db.StoreItems
+            .Where(i => ids.Contains(i.Id))
+            .ToDictionaryAsync(i => i.Id);
+    }
+
+    private static object ToWire(GameRewardSelectionEntity row, IReadOnlyDictionary<long, StoreItemEntity> items) => new
     {
         RewardSelectionId = row.Id,
         row.Message,
         row.GiftContext,
         row.RewardType,
-        GiftDrop1 = GiftDrop(row.Id * 10 + 1, "Tokens", currency: 25),
-        GiftDrop2 = GiftDrop(row.Id * 10 + 2, "XP", currency: 0),
-        GiftDrop3 = GiftDrop(row.Id * 10 + 3, "Bonus Tokens", currency: 25),
+        GiftDrop1 = OfferDrop(row.Offer1ItemId, items),
+        GiftDrop2 = OfferDrop(row.Offer2ItemId, items),
+        GiftDrop3 = OfferDrop(row.Offer3ItemId, items),
         row.CreatedAt,
     };
 
-    private static object GiftDrop(long id, string name, int currency) => new
+    private static object? OfferDrop(long itemId, IReadOnlyDictionary<long, StoreItemEntity> items)
     {
-        GiftDropId = id,
-        FriendlyName = name,
-        Tooltip = string.Empty,
-        ConsumableItemDesc = string.Empty,
-        AvatarItemDesc = string.Empty,
-        AvatarItemType = 0,
-        EquipmentPrefabName = string.Empty,
-        EquipmentModificationGuid = string.Empty,
-        IsQuery = false,
-        Unique = false,
-        SubscribersOnly = false,
-        Rarity = 0,
-        CurrencyType = 2,
-        Currency = currency,
-        Context = 0,
-        ItemSetId = 0,
-        ItemSetFriendlyName = string.Empty,
-    };
+        if (itemId <= 0 || !items.TryGetValue(itemId, out var item)) return null;
+        return StoreService.BuildGiftDrop(item, StoreService.PurchasableItemIdFor(item));
+    }
 
     private async Task<RewardRequest> ReadRewardRequestAsync()
     {

DorkNet.Server/Controllers/API/Rooms/V2/RoomsController.cs

@@ -705,6 +705,9 @@ public class RoomsController(
             SavedByAccountId = room.CreatorPlayerId,
             SavedOnPlatform = 7,
             SavedOnDeviceClass = 2,
+            CreatedAt = (scene?.DataModifiedAt ?? room.UpdatedAt) is var created && created != default
+                ? created.ToString("yyyy-MM-ddTHH:mm:ssZ")
+                : DateTime.UtcNow.ToString("yyyy-MM-ddTHH:mm:ssZ"),
             CreatedByAccountId = room.CreatorPlayerId,
             UnityAssetHash = string.Empty,
             UnityAsset = unityAsset,
@@ -1074,6 +1077,30 @@ public class RoomsController(
         };
         if (wrapCreateModifyResponse)
         {
+            // 2023 nested-JSON save commit: the response deserializer
+            // (NEOPBOMGIOG via KMBHAKAHNGH mapper) REQUIRES value =
+            // { Room: <room DTO>, SubRoomDataSave: <save DTO> } — both
+            // non-null, or its post-parse validator NREs and the watch
+            // reports "Failed to save room" even though the save
+            // persisted. Room reuses the GET rooms/{id} shape; the save
+            // reuses BuildStudioSaveWire (JKIFFPPAJNK keys per
+            // PELEHJLMKJO mapper: SubRoomDataSaveId/SubRoomId/
+            // UnityAssetId/DataBlob/DataBlobHash/SavedByAccountId/
+            // SavedOnPlatform/SavedOnDeviceClass/Description/CreatedAt).
+            if (body.SubRoomData is not null)
+            {
+                var subRoomId = (long)(sceneRow?.OrderIndex ?? (int)body.RoomSceneId);
+                var value = new
+                {
+                    Room = BuildRoomServerDetails(pushRoom, sceneRowsForRoom, newBlob),
+                    SubRoomDataSave = BuildStudioSaveWire(
+                        room, sceneRow, subRoomId,
+                        sceneRow?.StudioSubRoomDataSaveId ?? 0L,
+                        unityAssetTarget: null, unityAssetVersion: null),
+                };
+                return Ok(new { success = true, value, error = string.Empty });
+            }
+
             var roomServerDetails = BuildRoomServerDetails(pushRoom, sceneRowsForRoom, newBlob);
             return Ok(new { success = true, value = roomServerDetails, error = string.Empty });
         }

DorkNet.Server/Data/Entities/GameRewardSelectionEntity.cs

@@ -12,4 +12,15 @@ public class GameRewardSelectionEntity
     public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
     public DateTime? SelectedAt { get; set; }
     public int? SelectedGiftDropId { get; set; }
+
+    /// <summary>The three store-item ids offered as the choose-1-of-3
+    /// reward. Persisted so re-fetching the pending reward is stable and
+    /// <c>/select</c> can grant exactly what was shown. 0 = empty slot.</summary>
+    public long Offer1ItemId { get; set; }
+    public long Offer2ItemId { get; set; }
+    public long Offer3ItemId { get; set; }
+
+    /// <summary>Set once the chosen item has been granted to inventory, so
+    /// a replayed <c>/select</c> can't grant twice.</summary>
+    public long GrantedItemId { get; set; }
 }

DorkNet.Server/Data/quest_rewards.json

@@ -0,0 +1,4 @@
+{
+  "_comment": "Per-quest reward chest contents. Keyed by the RRO room id the player is in when they open the end-of-quest gift box (the gifts/generate request carries no quest id, so the server keys off the player's current room via presence). Each entry lists the store-item slugs that quest can award; the server picks one at random from the list. Slugs use the same scheme as the store: wardrobe-{guid} for outfits, consumable-{name} for consumables, equipment-{prefab}:{guid} for equipment. Populate `rooms` with real roomId -> item-slug lists.",
+  "rooms": {}
+}

DorkNet.Server/Services/QuestRewardService.cs

@@ -0,0 +1,94 @@
+using System.Text.Json;
+using Microsoft.EntityFrameworkCore;
+using DorkNet.Server.Data;
+using DorkNet.Server.Data.Entities;
+
+namespace DorkNet.Server.Services;
+
+/// <summary>
+/// Per-quest reward chest contents. The end-of-quest gift box
+/// (RRO quest / Stunt Runner) is the existing <c>gifts/generate</c> +
+/// <c>gifts/consume</c> flow: the client asks the server to generate a
+/// gift, the box spawns showing it, and opening it grants the item.
+///
+/// The generate request carries no quest id (only GiftContext /
+/// IsGameGift / Message), so the quest is identified by the room the
+/// player is in — <see cref="PlayerPresenceService.GetRoom"/>. This
+/// service maps that room id to the quest's item pool
+/// (<c>data/quest_rewards.json</c>) and resolves one to a real store
+/// item to award. When a room has no configured pool the caller falls
+/// back to the generic random-wardrobe gift.
+/// </summary>
+public sealed class QuestRewardService(DorkNetDbContext db)
+{
+    private sealed class QuestRewardFile
+    {
+        public Dictionary<string, List<string>> rooms { get; set; } = new();
+    }
+
+    private static readonly Lazy<Dictionary<long, List<string>>> _map = new(Load);
+
+    /// <summary>Room id → candidate item slugs for that quest's chest.</summary>
+    public static IReadOnlyDictionary<long, List<string>> Map => _map.Value;
+
+    public static bool HasRewardsForRoom(long roomId) =>
+        Map.TryGetValue(roomId, out var slugs) && slugs.Count > 0;
+
+    /// <summary>Resolve one active store item for the quest chest in
+    /// <paramref name="roomId"/>, chosen deterministically from
+    /// <paramref name="seed"/> so repeated generate calls in the same
+    /// context are stable. Returns null when the room has no configured
+    /// pool or none of its slugs resolve to an active item.</summary>
+    public async Task<StoreItemEntity?> PickForRoomAsync(long roomId, int seed)
+    {
+        if (!Map.TryGetValue(roomId, out var slugs) || slugs.Count == 0) return null;
+
+        var items = await db.StoreItems
+            .Where(i => i.IsActive && slugs.Contains(i.Slug))
+            .ToListAsync();
+        if (items.Count == 0) return null;
+
+        // Order deterministically by (id, seed) hash so the same room +
+        // seed always yields the same pick without persisting state.
+        return items
+            .OrderBy(i => HashCode.Combine(i.Id, seed))
+            .First();
+    }
+
+    private static Dictionary<long, List<string>> Load()
+    {
+        var candidates = new[]
+        {
+            Path.Combine(AppContext.BaseDirectory, "data", "quest_rewards.json"),
+            Path.Combine(AppContext.BaseDirectory, "Data", "quest_rewards.json"),
+            Path.Combine(Directory.GetCurrentDirectory(), "data", "quest_rewards.json"),
+            Path.Combine(Directory.GetCurrentDirectory(), "DorkNet.Server", "Data", "quest_rewards.json"),
+        };
+        var path = candidates.FirstOrDefault(File.Exists);
+        if (path is null) return new();
+
+        try
+        {
+            using var fs = File.OpenRead(path);
+            var data = JsonSerializer.Deserialize<QuestRewardFile>(fs,
+                new JsonSerializerOptions { PropertyNameCaseInsensitive = true }) ?? new QuestRewardFile();
+
+            var map = new Dictionary<long, List<string>>();
+            foreach (var (key, slugs) in data.rooms)
+            {
+                if (!long.TryParse(key, out var roomId)) continue;
+                var clean = (slugs ?? new())
+                    .Where(s => !string.IsNullOrWhiteSpace(s))
+                    .Select(s => s.Trim())
+                    .Distinct(StringComparer.OrdinalIgnoreCase)
+                    .ToList();
+                if (clean.Count > 0) map[roomId] = clean;
+            }
+            return map;
+        }
+        catch
+        {
+            return new();
+        }
+    }
+}

DorkNet.Server/Services/StoreService.cs

@@ -882,6 +882,79 @@ public class StoreService(DorkNetDbContext db, LevelService level, IConfiguratio
         return new(true, null, newBalance, item.Slug);
     }
 
+    /// <summary>Grant a store item to a player WITHOUT charging currency —
+    /// the payout path for game rewards (RRO quest / Stunt Runner loot).
+    /// Mirrors <see cref="PurchaseAsync"/>'s inventory writes (wardrobe
+    /// GUID list for avatar items, stack list for everything else) but
+    /// skips the balance check + debit. Idempotent for unique avatar
+    /// items; stacks consumables.</summary>
+    public async Task<PurchaseResult> GrantItemAsync(long playerId, long itemId)
+    {
+        var item = await GetByIdAsync(itemId);
+        if (item is null || !item.IsActive)
+            return new(false, "item_not_available", null, null);
+
+        var avatar = await db.Avatars.FirstOrDefaultAsync(a => a.PlayerId == playerId);
+        if (avatar is null)
+        {
+            avatar = new AvatarEntity { PlayerId = playerId };
+            db.Avatars.Add(avatar);
+        }
+
+        if (TryGetAvatarItemPayload(item.Slug, out _, out var avatarItemDesc))
+        {
+            var guid = InventoryAvatarItemDesc(avatarItemDesc);
+            var ownedGuids = ParseWardrobeInventory(avatar.InventoryJson);
+            if (!ownedGuids.Contains(guid, StringComparer.OrdinalIgnoreCase))
+            {
+                ownedGuids.Add(guid);
+                avatar.InventoryJson = System.Text.Json.JsonSerializer.Serialize(ownedGuids);
+                avatar.UpdatedAt = DateTime.UtcNow;
+                await db.SaveChangesAsync();
+            }
+            return new(true, null, null, item.Slug);
+        }
+
+        var inventory = ParseInventory(avatar.InventoryJson);
+        var existing = inventory.FirstOrDefault(e => e.ItemId == item.Slug);
+        var isConsumable = string.Equals(item.Category, "consumable", StringComparison.OrdinalIgnoreCase);
+        if (existing is not null)
+        {
+            if (!isConsumable) return new(true, "already_owned", null, item.Slug);
+            existing.Quantity += 1;
+        }
+        else
+        {
+            inventory.Add(new InventoryEntry { ItemId = item.Slug, Quantity = 1 });
+        }
+        avatar.InventoryJson = System.Text.Json.JsonSerializer.Serialize(inventory);
+        avatar.UpdatedAt = DateTime.UtcNow;
+        await db.SaveChangesAsync();
+        return new(true, null, null, item.Slug);
+    }
+
+    /// <summary>Pick <paramref name="count"/> distinct renderable store
+    /// items to offer as a game-reward choice. Deterministic given the
+    /// seed (we key off the reward-selection id) so re-fetching the same
+    /// pending reward always offers the same items.</summary>
+    public async Task<List<StoreItemEntity>> PickRewardItemsAsync(int count, int seed)
+    {
+        var pool = await db.StoreItems
+            .Where(i => i.IsActive &&
+                (i.AvailableUntil == null || i.AvailableUntil > DateTime.UtcNow))
+            .ToListAsync();
+        var renderable = pool.Where(IsRenderableGiftDrop).ToList();
+        if (renderable.Count == 0) return new();
+
+        // Stable shuffle: order by a hash of (id, seed) so the same seed
+        // reproduces the same picks without persisting the offered set.
+        var picked = renderable
+            .OrderBy(i => HashCode.Combine(i.Id, seed))
+            .Take(Math.Min(count, renderable.Count))
+            .ToList();
+        return picked;
+    }
+
     private static List<string> ParseWardrobeInventory(string? json)
     {
         if (string.IsNullOrWhiteSpace(json) || json == "[]") return new();
@@ -1012,7 +1085,8 @@ public class StoreService(DorkNetDbContext db, LevelService level, IConfiguratio
     {
         // PurchasableItemId is an int and must be unique within the
         // storefront — we use the StoreItem row id, capped to int range.
-        var itemId = (int)(i.Id & 0x7fffffff);
+        var itemId = PurchasableItemIdFor(i);
+        var giftDrop = BuildGiftDrop(i, itemId);
 
         var price = new
         {
@@ -1020,6 +1094,32 @@ public class StoreService(DorkNetDbContext db, LevelService level, IConfiguratio
             Price        = (int)i.Price,
         };
 
+        return new
+        {
+            // Base PurchasableItem keys.
+            PurchasableItemId = itemId,
+            Type              = 0,                       // PurchasableItemType.GiftDrop
+            IsFeatured        = positionalIndex < 12,    // first dozen show in Featured tab
+            Prices            = new[] { price },
+            SubscriberPrices  = Array.Empty<object>(),
+            // 2020 PurchasableGiftDrop carries a GiftDrops LIST; the 2023
+            // row (POGBAGAHGIA formatter) reads a single "GiftDrop" object
+            // instead. Ship both: whichever formatter parses the row skips
+            // the key it doesn't know.
+            GiftDrop          = giftDrop,
+            GiftDrops         = new[] { giftDrop },
+        };
+    }
+
+    /// <summary>Build one StorefrontGiftDrop (EFFIEFEFHHB) object for a
+    /// store row. Shared by the storefront rows and the game-reward
+    /// selection so both go through the same, wire-verified 2023 shape —
+    /// notably <c>AvatarItemId</c> is an <b>Int32</b> (the descriptor
+    /// string lives in <c>AvatarItemDesc</c>); a string there makes the
+    /// strict reader throw "Malformed Response" for the whole
+    /// payload.</summary>
+    public static object BuildGiftDrop(StoreItemEntity i, int giftDropId)
+    {
         // Pull the AvatarItem GUID out of the slug for wardrobe-imported
         // entries. Hand-curated <c>dorknet-*</c> SKUs leave AvatarItemDesc
         // empty — they're cosmetic store tiles only.
@@ -1048,10 +1148,10 @@ public class StoreService(DorkNetDbContext db, LevelService level, IConfiguratio
             consumableItemDesc = consumableHairDyeDesc;
         }
 
-        var giftDrop = new
+        return new
         {
             // REQUIRED.
-            GiftDropId   = itemId,
+            GiftDropId   = giftDropId,
             Rarity       = MapRarity(i.Category),
             // 2023 additions (EMBCEDNHFLB formatter): TagList is a CSV
             // string, Currency is the CurrencyType enum repeated, ItemSet*
@@ -1071,7 +1171,7 @@ public class StoreService(DorkNetDbContext db, LevelService level, IConfiguratio
             // +0x38). Shipping the {guid},,, descriptor here made the
             // strict Utf8Json reader throw "Malformed Response" on the
             // whole giftdropstore payload, so the Shop tab loaded nothing.
-            AvatarItemId              = itemId,
+            AvatarItemId              = giftDropId,
             AvatarItemType            = string.IsNullOrEmpty(avatarItemDesc) ? (int?)null : avatarItemType,
             ConsumableItemDesc        = consumableItemDesc,
             EquipmentPrefabName       = equipmentPrefabName,
@@ -1084,24 +1184,6 @@ public class StoreService(DorkNetDbContext db, LevelService level, IConfiguratio
             Content                   = isHairDye ? GiftBoxContentHairDye : 0,
             EquipmentRarity           = equipmentEntry?.rarity ?? 0,
         };
-
-        return new
-        {
-            // Base PurchasableItem keys.
-            PurchasableItemId = itemId,
-            Type              = 0,                       // PurchasableItemType.GiftDrop
-            IsFeatured        = positionalIndex < 12,    // first dozen show in Featured tab
-            Prices            = new[] { price },
-            SubscriberPrices  = Array.Empty<object>(),
-            // 2020 PurchasableGiftDrop carries a GiftDrops LIST; the 2023
-            // row (POGBAGAHGIA formatter) reads a single "GiftDrop" object
-            // instead. Ship both: whichever formatter parses the row skips
-            // the key it doesn't know. Missing "GiftDrop" leaves the 2023
-            // row's inner desc null and StoreItemListModel's filter
-            // predicate NREs on every item — the Shop tab shows nothing.
-            GiftDrop          = giftDrop,
-            GiftDrops         = new[] { giftDrop },
-        };
     }
 
     /// <summary>The wire PurchasableItemId for a store row — must match

DorkNet.Server/Startup/DatabaseBootstrap.cs

@@ -109,6 +109,7 @@ public static class DatabaseBootstrap
         await EnsureRoomColumnsAsync(db);
         await EnsureRoomSceneColumnsAsync(db);
         await EnsureInventionColumnsAsync(db);
+        await EnsureGameRewardColumnsAsync(db);
         await EnsureMarch2023TablesAsync(db);
 
         // Coach system account at Player.Id=1. The RR-Original room seeder
@@ -397,6 +398,30 @@ public static class DatabaseBootstrap
         catch { }
     }
 
+    /// <summary>Post-Initial columns on GameRewardSelections for the real
+    /// item-reward flow (offered store-item ids + granted marker).</summary>
+    private static async Task EnsureGameRewardColumnsAsync(DorkNetDbContext db)
+    {
+        var provider = db.Database.ProviderName ?? string.Empty;
+        if (provider.Contains("Npgsql", StringComparison.OrdinalIgnoreCase))
+        {
+            foreach (var col in new[] { "Offer1ItemId", "Offer2ItemId", "Offer3ItemId", "GrantedItemId" })
+                await db.Database.ExecuteSqlRawAsync(
+                    $@"ALTER TABLE ""GameRewardSelections"" ADD COLUMN IF NOT EXISTS ""{col}"" bigint NOT NULL DEFAULT 0;");
+            return;
+        }
+
+        foreach (var col in new[] { "Offer1ItemId", "Offer2ItemId", "Offer3ItemId", "GrantedItemId" })
+        {
+            try
+            {
+                await db.Database.ExecuteSqlRawAsync(
+                    $@"ALTER TABLE ""GameRewardSelections"" ADD COLUMN ""{col}"" INTEGER NOT NULL DEFAULT 0;");
+            }
+            catch { }
+        }
+    }
+
     private static async Task EnsureRoomSceneColumnsAsync(DorkNetDbContext db)
     {
         var provider = db.Database.ProviderName ?? string.Empty;

DorkNet.Server/Startup/ServiceCollectionExtensions.cs

@@ -201,6 +201,7 @@ public static class ServiceCollectionExtensions
         services.AddScoped<ClubService>();
         services.AddScoped<LevelService>();
         services.AddScoped<StoreService>();
+        services.AddScoped<QuestRewardService>();
         services.AddScoped<SignupCodeService>();
         // Singleton — the protobuf blob is identical for every room and built
         // once at startup; no need to rebuild per request.