Improve TimeInterval type

src/schema.gql

@@ -107,26 +107,22 @@ Date with time (isoformat)
 """
 scalar DateTime
 
-input TimeInterval {
-  """
-  A second is the base unit and cannot be subdivided
-  """
-  seconds: Int = 0
-  minutes: Int = 0
-  hours: Int = 0
+input TimeInterval @oneOf {
+  timedelta: TimeDeltaGQL
+  aligned: AlignedIntervalEnum
+}
+
+input TimeDeltaGQL {
   days: Int = 0
   weeks: Int = 0
   months: Int = 0
-
-  """
-  Assumes a year is 365 days long
-  """
   years: Int = 0
+}
 
-  """
-  True eg 1/15-3/15 => [(1/15,1/31), (2/1,2/28), (3/1,3/15)] False eg 1/15-2/15 => [(1/15,2/14), (2/14,3/15)]
-  """
-  calendarAlignedMonths: Boolean! = true
+enum AlignedIntervalEnum {
+  MONTH
+  YEAR
+  WEEK
 }
 
 input FilterInput @oneOf {