add counter reset for double type

Author: gpop63

pkg/genlib/generator_interface.go

@@ -1120,6 +1120,18 @@ func bindDoubleWithReturn(fieldCfg ConfigField, field Field, fieldMap map[string
 		return err
 	}
 
+	if err := fieldCfg.ValidateCounterResetStrategy(); err != nil {
+		return err
+	}
+
+	if err := fieldCfg.ValidateCounterResetAfterN(); err != nil {
+		return err
+	}
+
+	if err := fieldCfg.ValidateCounterResetProbabilistic(); err != nil {
+		return err
+	}
+
 	if len(fieldCfg.Enum) > 0 {
 		var emitF emitF
 		idx := customRand.Intn(len(fieldCfg.Enum))
@@ -1157,6 +1169,26 @@ func bindDoubleWithReturn(fieldCfg ConfigField, field Field, fieldMap map[string
 				dummyFloat = fuzzyFloatCounter(previous, fieldCfg.Fuzziness)
 			}
 
+			if fieldCfg.CounterReset != nil {
+				switch fieldCfg.CounterReset.Strategy {
+				case config.CounterResetStrategyRandom:
+					// 50% chance to reset
+					if customRand.Intn(2) == 0 {
+						dummyFloat = 0
+					}
+				case config.CounterResetStrategyProbabilistic:
+					// Probability% chance to reset
+					if customRand.Intn(100) < int(*fieldCfg.CounterReset.Probability) {
+						dummyFloat = 0
+					}
+				case config.CounterResetStrategyAfterN:
+					// Reset after N
+					if state.counter%*fieldCfg.CounterReset.ResetAfterN == 0 {
+						dummyFloat = 0
+					}
+				}
+			}
+
 			state.prevCache[field.Name] = dummyFloat
 			return dummyFloat
 		}