fix potential issue with grouping

src/market/acquisition/AcquisitionResultTable.vue

@@ -66,9 +66,9 @@ const filteredItems = props.items.filter(r => r.type.name.toLowerCase().includes
     }
 
     const list: Result[] = [];
-    const groups = Map.groupBy(filteredItems, r => r.type);
+    const groups = Map.groupBy(filteredItems, r => r.type.id);
 
-    groups.forEach((group, type) => {
+    groups.forEach((group, typeID) => {
         const oldest = group.reduce((acc: AcquiredType | undefined, r: AcquiredType) => (acc && acc.date < r.date) ? acc : r, undefined);
 
         if (!oldest) {
@@ -82,8 +82,8 @@ const filteredItems = props.items.filter(r => r.type.name.toLowerCase().includes
 
         list.push({
             type: oldest,
-            typeID: type.id,
-            name: type.name,
+            typeID,
+            name: oldest.type.name,
             buy: oldest.buy,
             sell: oldest.sell,
             price: price,