feat: add DLC dumping

src/dumper/dumper.cs

@@ -37,6 +37,13 @@ struct OfferingInfo
     public EPlayerRole role;
 }
 
+struct DLCInfo
+{
+    public string id;
+    public string? name;
+    public Dictionary<string, string> dlcIds;
+}
+
 class Dumper
 {
     private DefaultFileProvider? _provider;
@@ -207,6 +214,37 @@ class Dumper
         WriteJson("offerings", _offeringMap.Values);
     }
 
+    public void DumpDLCs()
+    {
+        List<DLCInfo> dlcList = new List<DLCInfo>();
+
+        ProcessDataTables("/DlcDB.uasset", "dlcs", (rowKey, props) =>
+        {
+            if (!TryGetProp(props, "DlcIdSteam", out string steamId)
+                || !TryGetProp(props, "DlcIdEpic", out string epicId)
+                || !TryGetProp(props, "DlcIdGRDK", out string grdkId)
+                )
+                throw new KeyNotFoundException("DLC id or DisplayName was not found");
+
+
+            string? displayName = null;
+            if (TryGetStringProp<FText>(props, "DisplayName", out string foundName) && !string.IsNullOrWhiteSpace(foundName)) 
+                displayName = foundName;
+            
+            DLCInfo info = new DLCInfo
+            {
+                id = rowKey,
+                name = displayName,
+                dlcIds = new Dictionary<string, string> { { "steam", steamId }, { "epic", epicId }, { "grdk", grdkId } }
+            };
+
+            dlcList.Add(info);
+        });
+
+        _log.Info("Dumped {0} dlcs", dlcList.Count);
+        WriteJson("dlcs", dlcList.ToArray());
+    }
+
     public void DumpCharacterIcons() => ExportIcons(_characterMap.Values.Select(x => x.iconFilePath), "character", "/character-icons/");
     public void DumpItemIcons() => ExportIcons(_itemMap.Values.Select(x => x.iconFilePath), "item", "/item-icons/");
     public void DumpOfferingIcons() => ExportIcons(_offeringMap.Values.Select(x => x.iconFilePath), "offering", "/offering-icons/");