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events.go
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events.go
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package models
import (
"encoding/json"
"fmt"
"github.com/SKF/go-pas-client/internal/events"
"github.com/SKF/go-utility/v2/uuid"
)
const (
EventAttributeEventType = "SKF.Hierarchy.EventType"
EventAttributeAggregate = "SKF.Hierarchy.Aggregate"
)
const (
EventTypeThreshold = "SetPointAlarmThresholdEvent"
EventTypeAlarmStatus = "PointAlarmStatusEvent"
)
type ThresholdEvent struct {
AggregateID uuid.UUID
UserID uuid.UUID
Threshold Threshold
}
func (t *ThresholdEvent) FromInternal(buf []byte) error {
if t == nil {
return nil
}
var internal events.SetPointAlarmThresholdEvent
if err := json.Unmarshal(buf, &internal); err != nil {
return fmt.Errorf("failed to decode event: %w", err)
}
t.AggregateID = uuid.UUID(internal.BaseEvent.AggregateID)
t.UserID = uuid.UUID(internal.BaseEvent.UserID)
t.Threshold.ThresholdType = ThresholdType(internal.Type)
t.Threshold.FullScale = internal.FullScale
if len(internal.Overall) > 0 {
t.Threshold.Overall = new(Overall)
if err := t.Threshold.Overall.FromProto(internal.Overall); err != nil {
return err
}
}
if len(internal.RateOfChange) > 0 {
t.Threshold.RateOfChange = new(RateOfChange)
if err := t.Threshold.RateOfChange.FromProto(internal.RateOfChange); err != nil {
return err
}
}
if len(internal.Inspection) > 0 {
t.Threshold.Inspection = new(Inspection)
if err := t.Threshold.Inspection.FromProto(internal.Inspection); err != nil {
return err
}
}
t.Threshold.BandAlarms = make([]BandAlarm, len(internal.BandAlarms))
for i, threshold := range internal.BandAlarms {
if err := t.Threshold.BandAlarms[i].FromProto(threshold); err != nil {
return fmt.Errorf("decoding band alarm threshold failed: %w", err)
}
}
t.Threshold.HALAlarms = make([]HALAlarm, len(internal.HalAlarms))
for i, threshold := range internal.HalAlarms {
if err := t.Threshold.HALAlarms[i].FromProto(threshold); err != nil {
return fmt.Errorf("decoding HAL alarm threshold failed: %w", err)
}
}
return nil
}
type AlarmStatusEvent struct {
AggregateID uuid.UUID
UserID uuid.UUID
Changed bool
AlarmStatus AlarmStatus
}
func (a *AlarmStatusEvent) FromInternal(buf []byte) error {
if a == nil {
return nil
}
var internal events.PointAlarmStatusEvent
if err := json.Unmarshal(buf, &internal); err != nil {
return fmt.Errorf("failed to decode event: %w", err)
}
a.AlarmStatus.Status = AlarmStatusType(internal.AlarmStatus)
a.AggregateID = uuid.UUID(internal.BaseEvent.AggregateID)
a.UserID = uuid.UUID(internal.BaseEvent.UserID)
a.Changed = internal.AlarmsChanged
if internal.OverallAlarm != nil {
a.AlarmStatus.Overall = new(GenericAlarmStatus)
a.AlarmStatus.Overall.FromEvent(internal.OverallAlarm)
}
if internal.RateOfChangeAlarm != nil {
a.AlarmStatus.RateOfChange = new(GenericAlarmStatus)
a.AlarmStatus.RateOfChange.FromEvent(internal.RateOfChangeAlarm)
}
if internal.InspectionAlarm != nil {
a.AlarmStatus.Inspection = new(GenericAlarmStatus)
a.AlarmStatus.Inspection.FromEvent(internal.InspectionAlarm)
}
if internal.ExternalAlarm != nil {
a.AlarmStatus.External = new(ExternalAlarmStatus)
a.AlarmStatus.External.FromEvent(internal.ExternalAlarm)
}
a.AlarmStatus.Band = make([]BandAlarmStatus, len(internal.BandAlarms))
for i, status := range internal.BandAlarms {
a.AlarmStatus.Band[i].FromEvent(status)
}
a.AlarmStatus.HAL = make([]HALAlarmStatus, len(internal.HalAlarms))
for i, status := range internal.HalAlarms {
a.AlarmStatus.HAL[i].FromEvent(status)
}
return nil
}