v0.0.423 fix createPaginationPipeline - different primary and secondary sort keys broke mongo ??!?? - it actually only sorted by the secondary condition (ignoring the primary?)

dataext/optional.go

@@ -16,10 +16,6 @@ func (m JsonOpt[T]) MarshalJSON() ([]byte, error) {
 		return []byte("null"), nil // actually this would be undefined - but undefined is not valid JSON
 	}
 
-	if m.value == nil {
-		return []byte("null"), nil
-	}
-
 	return json.Marshal(m.value)
 }
 

goextVersion.go

@@ -1,5 +1,5 @@
 package goext
 
-const GoextVersion = "0.0.421"
+const GoextVersion = "0.0.423"
 
-const GoextVersionTimestamp = "2024-03-23T20:28:51+0100"
+const GoextVersionTimestamp = "2024-03-24T15:25:52+0100"

wmo/queryList.go

@@ -171,7 +171,7 @@ func createPaginationPipeline[TData any](coll *Coll[TData], token ct.CursorToken
 				bson.M{*fieldSecondary: bson.M{"$gt": valueSecondary}},
 			}})
 
-			sort = append(sort, bson.E{Key: fieldPrimary, Value: +1})
+			sort = append(sort, bson.E{Key: *fieldSecondary, Value: +1})
 
 		} else if *sortSecondary == ct.SortDESC {
 
@@ -181,7 +181,7 @@ func createPaginationPipeline[TData any](coll *Coll[TData], token ct.CursorToken
 				bson.M{*fieldSecondary: bson.M{"$lt": valueSecondary}},
 			}})
 
-			sort = append(sort, bson.E{Key: fieldPrimary, Value: -1})
+			sort = append(sort, bson.E{Key: *fieldSecondary, Value: -1})
 
 		}
 	}