server/AyaNova/biz/WorkOrderBiz.cs

@@ -379,37 +379,30 @@ namespace AyaNova.Biz
         //
         internal async Task<bool> ItemDeleteAsync(long id)
         {
-            WorkOrderItem dbObject = await ct.WorkOrderItem
-                .SingleOrDefaultAsync(m => m.Id == id);
+            WorkOrderItem dbObject = await ct.WorkOrderItem.SingleOrDefaultAsync(m => m.Id == id);
             ItemValidateCanDelete(dbObject);
             if (HasErrors)
                 return false;
 
-            //Traverse and delete tree
-            //maybe need to get tree list of id's then work with that
-            //a static function to get all id's from object and below?
-            //https://docs.microsoft.com/en-us/ef/core/saving/transactions
+            //collect the child id's to delete
+            var LaborIds = await ct.WorkOrderItemLabor.Where(m => m.WorkOrderItemId == id).Select(m => m.Id).ToListAsync();
+            var PartIds = await ct.WorkOrderItemPart.Where(m => m.WorkOrderItemId == id).Select(m => m.Id).ToListAsync();
 
- WorkOrderItem dbObject = await ct.WorkOrderItem
-                .Include(wi => wi.Labors)
-                .Include(wi => wi.Parts)
-                .SingleOrDefaultAsync(m => m.Id == id);
-            var LaborIds = dbObject.Labors.Select(m => m.Id).ToList();
-            var PartIds = dbObject.Parts.Select(m => m.Id).ToList();
-            using (var transaction = ct.Database.BeginTransaction())
+
+            using (var transaction = await ct.Database.BeginTransactionAsync())
             {
                 try
                 {
                     //Delete children
-                    foreach(long l in LaborIds){
-                       if(!await LaborDeleteAsync(id)) return false;
+                    foreach (long l in LaborIds)
+                    {
+                        if (!await LaborDeleteAsync(id)) return false;
                     }
-                    foreach(long l in PartIds){
-                       if(!await LaborDeleteAsync(id)) return false;
+                    foreach (long l in PartIds)
+                    {
+                        if (!await LaborDeleteAsync(id)) return false;
                     }
 
-
-
                     ct.WorkOrderItem.Remove(dbObject);
                     await ct.SaveChangesAsync();
 
@@ -419,16 +412,17 @@ namespace AyaNova.Biz
                     await TagUtil.ProcessDeleteTagsInRepositoryAsync(ct, dbObject.Tags);
 
                     //all good do the commit
-                    transaction.Commit();
+                    await transaction.CommitAsync();
                 }
                 catch
                 {
-                    //Just re-throw for now, but in future may want to deal with this more here
+                    //Just re-throw for now, let exception handler deal, but in future may want to deal with this more here
                     throw;
 
                 }
                 return true;
             }
+        }
 
 
         ////////////////////////////////////////////////////////////////////////////////////////////////
@@ -881,5 +875,5 @@ namespace AyaNova.Biz
     }//eoc
 
 
-    }//eons
+}//eons