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action.go
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action.go
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package action
import (
"context"
"encoding/json"
"time"
"github.com/dennigogo/zitadel/internal/errors"
"github.com/dennigogo/zitadel/internal/eventstore"
"github.com/dennigogo/zitadel/internal/eventstore/repository"
)
const (
UniqueActionNameType = "action_names"
eventTypePrefix = eventstore.EventType("action.")
AddedEventType = eventTypePrefix + "added"
ChangedEventType = eventTypePrefix + "changed"
DeactivatedEventType = eventTypePrefix + "deactivated"
ReactivatedEventType = eventTypePrefix + "reactivated"
RemovedEventType = eventTypePrefix + "removed"
)
func NewAddActionNameUniqueConstraint(actionName, resourceOwner string) *eventstore.EventUniqueConstraint {
return eventstore.NewAddEventUniqueConstraint(
UniqueActionNameType,
actionName+":"+resourceOwner,
"Errors.Action.AlreadyExists")
}
func NewRemoveActionNameUniqueConstraint(actionName, resourceOwner string) *eventstore.EventUniqueConstraint {
return eventstore.NewRemoveEventUniqueConstraint(
UniqueActionNameType,
actionName+":"+resourceOwner)
}
type AddedEvent struct {
eventstore.BaseEvent `json:"-"`
Name string `json:"name"`
Script string `json:"script,omitempty"`
Timeout time.Duration `json:"timeout,omitempty"`
AllowedToFail bool `json:"allowedToFail"`
}
func (e *AddedEvent) Data() interface{} {
return e
}
func (e *AddedEvent) UniqueConstraints() []*eventstore.EventUniqueConstraint {
return []*eventstore.EventUniqueConstraint{NewAddActionNameUniqueConstraint(e.Name, e.Aggregate().ResourceOwner)}
}
func NewAddedEvent(
ctx context.Context,
aggregate *eventstore.Aggregate,
name,
script string,
timeout time.Duration,
allowedToFail bool,
) *AddedEvent {
return &AddedEvent{
BaseEvent: *eventstore.NewBaseEventForPush(
ctx,
aggregate,
AddedEventType,
),
Name: name,
Script: script,
Timeout: timeout,
AllowedToFail: allowedToFail,
}
}
func AddedEventMapper(event *repository.Event) (eventstore.Event, error) {
e := &AddedEvent{
BaseEvent: *eventstore.BaseEventFromRepo(event),
}
err := json.Unmarshal(event.Data, e)
if err != nil {
return nil, errors.ThrowInternal(err, "ACTION-4n8vs", "unable to unmarshal action added")
}
return e, nil
}
type ChangedEvent struct {
eventstore.BaseEvent `json:"-"`
Name *string `json:"name,omitempty"`
Script *string `json:"script,omitempty"`
Timeout *time.Duration `json:"timeout,omitempty"`
AllowedToFail *bool `json:"allowedToFail,omitempty"`
oldName string
}
func (e *ChangedEvent) Data() interface{} {
return e
}
func (e *ChangedEvent) UniqueConstraints() []*eventstore.EventUniqueConstraint {
if e.oldName == "" {
return nil
}
return []*eventstore.EventUniqueConstraint{
NewRemoveActionNameUniqueConstraint(e.oldName, e.Aggregate().ResourceOwner),
NewAddActionNameUniqueConstraint(*e.Name, e.Aggregate().ResourceOwner),
}
}
func NewChangedEvent(
ctx context.Context,
aggregate *eventstore.Aggregate,
changes []ActionChanges,
) (*ChangedEvent, error) {
if len(changes) == 0 {
return nil, errors.ThrowPreconditionFailed(nil, "ACTION-dg4t2", "Errors.NoChangesFound")
}
changeEvent := &ChangedEvent{
BaseEvent: *eventstore.NewBaseEventForPush(
ctx,
aggregate,
ChangedEventType,
),
}
for _, change := range changes {
change(changeEvent)
}
return changeEvent, nil
}
type ActionChanges func(event *ChangedEvent)
func ChangeName(name, oldName string) func(event *ChangedEvent) {
return func(e *ChangedEvent) {
e.Name = &name
e.oldName = oldName
}
}
func ChangeScript(script string) func(event *ChangedEvent) {
return func(e *ChangedEvent) {
e.Script = &script
}
}
func ChangeTimeout(timeout time.Duration) func(event *ChangedEvent) {
return func(e *ChangedEvent) {
e.Timeout = &timeout
}
}
func ChangeAllowedToFail(allowedToFail bool) func(event *ChangedEvent) {
return func(e *ChangedEvent) {
e.AllowedToFail = &allowedToFail
}
}
func ChangedEventMapper(event *repository.Event) (eventstore.Event, error) {
e := &ChangedEvent{
BaseEvent: *eventstore.BaseEventFromRepo(event),
}
err := json.Unmarshal(event.Data, e)
if err != nil {
return nil, errors.ThrowInternal(err, "ACTION-4n8vs", "unable to unmarshal action changed")
}
return e, nil
}
type DeactivatedEvent struct {
eventstore.BaseEvent `json:"-"`
}
func (e *DeactivatedEvent) Data() interface{} {
return nil
}
func (e *DeactivatedEvent) UniqueConstraints() []*eventstore.EventUniqueConstraint {
return nil
}
func NewDeactivatedEvent(ctx context.Context, aggregate *eventstore.Aggregate) *DeactivatedEvent {
return &DeactivatedEvent{
BaseEvent: *eventstore.NewBaseEventForPush(
ctx,
aggregate,
DeactivatedEventType,
),
}
}
func DeactivatedEventMapper(event *repository.Event) (eventstore.Event, error) {
return &DeactivatedEvent{
BaseEvent: *eventstore.BaseEventFromRepo(event),
}, nil
}
type ReactivatedEvent struct {
eventstore.BaseEvent `json:"-"`
}
func (e *ReactivatedEvent) Data() interface{} {
return nil
}
func (e *ReactivatedEvent) UniqueConstraints() []*eventstore.EventUniqueConstraint {
return nil
}
func NewReactivatedEvent(ctx context.Context, aggregate *eventstore.Aggregate) *ReactivatedEvent {
return &ReactivatedEvent{
BaseEvent: *eventstore.NewBaseEventForPush(
ctx,
aggregate,
ReactivatedEventType,
),
}
}
func ReactivatedEventMapper(event *repository.Event) (eventstore.Event, error) {
return &ReactivatedEvent{
BaseEvent: *eventstore.BaseEventFromRepo(event),
}, nil
}
type RemovedEvent struct {
eventstore.BaseEvent `json:"-"`
name string
}
func (e *RemovedEvent) Data() interface{} {
return e
}
func (e *RemovedEvent) UniqueConstraints() []*eventstore.EventUniqueConstraint {
return []*eventstore.EventUniqueConstraint{NewRemoveActionNameUniqueConstraint(e.name, e.Aggregate().ResourceOwner)}
}
func NewRemovedEvent(
ctx context.Context,
aggregate *eventstore.Aggregate,
name string,
) *RemovedEvent {
return &RemovedEvent{
BaseEvent: *eventstore.NewBaseEventForPush(
ctx,
aggregate,
RemovedEventType,
),
name: name,
}
}
func RemovedEventMapper(event *repository.Event) (eventstore.Event, error) {
return &RemovedEvent{
BaseEvent: *eventstore.BaseEventFromRepo(event),
}, nil
}