chore: move the go code into a subfolder

apps/api/internal/repository/instance/domain.go

@@ -0,0 +1,201 @@
+package instance
+
+import (
+	"context"
+
+	"github.com/zitadel/zitadel/internal/eventstore"
+	"github.com/zitadel/zitadel/internal/zerrors"
+)
+
+const (
+	UniqueInstanceDomain              = "instance_domain"
+	domainEventPrefix                 = instanceEventTypePrefix + "domain."
+	InstanceDomainAddedEventType      = domainEventPrefix + "added"
+	InstanceDomainPrimarySetEventType = domainEventPrefix + "primary.set"
+	InstanceDomainRemovedEventType    = domainEventPrefix + "removed"
+
+	InstanceDomainSearchType     = "instance_domain"
+	InstanceDomainSearchField    = "domain"
+	InstanceDomainObjectRevision = uint8(1)
+)
+
+func NewAddInstanceDomainUniqueConstraint(domain string) *eventstore.UniqueConstraint {
+	return eventstore.NewAddGlobalUniqueConstraint(
+		UniqueInstanceDomain,
+		domain,
+		"Errors.Instance.Domain.AlreadyExists")
+}
+
+func NewRemoveInstanceDomainUniqueConstraint(domain string) *eventstore.UniqueConstraint {
+	return eventstore.NewRemoveGlobalUniqueConstraint(
+		UniqueInstanceDomain,
+		domain)
+}
+
+type DomainAddedEvent struct {
+	eventstore.BaseEvent `json:"-"`
+
+	Domain    string `json:"domain,omitempty"`
+	Generated bool   `json:"generated,omitempty"`
+}
+
+func (e *DomainAddedEvent) Payload() interface{} {
+	return e
+}
+
+func (e *DomainAddedEvent) UniqueConstraints() []*eventstore.UniqueConstraint {
+	return []*eventstore.UniqueConstraint{NewAddInstanceDomainUniqueConstraint(e.Domain)}
+}
+
+func (e *DomainAddedEvent) Fields() []*eventstore.FieldOperation {
+	return []*eventstore.FieldOperation{
+		eventstore.SetField(
+			e.Aggregate(),
+			domainSearchObject(e.Domain),
+			InstanceDomainSearchField,
+			&eventstore.Value{
+				Value: e.Domain,
+				// TODO: (adlerhurst) ensure uniqueness if we go with fields table: https://github.com/zitadel/zitadel/issues/9009
+				MustBeUnique: false,
+				ShouldIndex:  true,
+			},
+
+			eventstore.FieldTypeInstanceID,
+			eventstore.FieldTypeResourceOwner,
+			eventstore.FieldTypeAggregateType,
+			eventstore.FieldTypeAggregateID,
+			eventstore.FieldTypeObjectType,
+			eventstore.FieldTypeObjectID,
+			eventstore.FieldTypeFieldName,
+		),
+	}
+}
+
+func NewDomainAddedEvent(ctx context.Context, aggregate *eventstore.Aggregate, domain string, generated bool) *DomainAddedEvent {
+	return &DomainAddedEvent{
+		BaseEvent: *eventstore.NewBaseEventForPush(
+			ctx,
+			aggregate,
+			InstanceDomainAddedEventType,
+		),
+		Domain:    domain,
+		Generated: generated,
+	}
+}
+
+func DomainAddedEventMapper(event eventstore.Event) (eventstore.Event, error) {
+	domainAdded := &DomainAddedEvent{
+		BaseEvent: *eventstore.BaseEventFromRepo(event),
+	}
+	err := event.Unmarshal(domainAdded)
+	if err != nil {
+		return nil, zerrors.ThrowInternal(err, "INSTANCE-3noij", "unable to unmarshal instance domain added")
+	}
+
+	return domainAdded, nil
+}
+
+type DomainPrimarySetEvent struct {
+	eventstore.BaseEvent `json:"-"`
+
+	Domain string `json:"domain,omitempty"`
+}
+
+func (e *DomainPrimarySetEvent) Payload() interface{} {
+	return e
+}
+
+func (e *DomainPrimarySetEvent) UniqueConstraints() []*eventstore.UniqueConstraint {
+	return nil
+}
+
+func NewDomainPrimarySetEvent(ctx context.Context, aggregate *eventstore.Aggregate, domain string) *DomainPrimarySetEvent {
+	return &DomainPrimarySetEvent{
+		BaseEvent: *eventstore.NewBaseEventForPush(
+			ctx,
+			aggregate,
+			InstanceDomainPrimarySetEventType,
+		),
+		Domain: domain,
+	}
+}
+
+func DomainPrimarySetEventMapper(event eventstore.Event) (eventstore.Event, error) {
+	domainAdded := &DomainPrimarySetEvent{
+		BaseEvent: *eventstore.BaseEventFromRepo(event),
+	}
+	err := event.Unmarshal(domainAdded)
+	if err != nil {
+		return nil, zerrors.ThrowInternal(err, "INSTANCE-29jöF", "unable to unmarshal instance domain added")
+	}
+
+	return domainAdded, nil
+}
+
+type DomainRemovedEvent struct {
+	eventstore.BaseEvent `json:"-"`
+
+	Domain string `json:"domain,omitempty"`
+}
+
+func (e *DomainRemovedEvent) Payload() interface{} {
+	return e
+}
+
+func (e *DomainRemovedEvent) UniqueConstraints() []*eventstore.UniqueConstraint {
+	return []*eventstore.UniqueConstraint{NewRemoveInstanceDomainUniqueConstraint(e.Domain)}
+}
+
+func (e *DomainRemovedEvent) Fields() []*eventstore.FieldOperation {
+	return []*eventstore.FieldOperation{
+		eventstore.SetField(
+			e.Aggregate(),
+			domainSearchObject(e.Domain),
+			InstanceDomainSearchField,
+			&eventstore.Value{
+				Value:        e.Domain,
+				MustBeUnique: true,
+				ShouldIndex:  true,
+			},
+
+			eventstore.FieldTypeInstanceID,
+			eventstore.FieldTypeResourceOwner,
+			eventstore.FieldTypeAggregateType,
+			eventstore.FieldTypeAggregateID,
+			eventstore.FieldTypeObjectType,
+			eventstore.FieldTypeObjectID,
+			eventstore.FieldTypeFieldName,
+		),
+	}
+}
+
+func NewDomainRemovedEvent(ctx context.Context, aggregate *eventstore.Aggregate, domain string) *DomainRemovedEvent {
+	return &DomainRemovedEvent{
+		BaseEvent: *eventstore.NewBaseEventForPush(
+			ctx,
+			aggregate,
+			InstanceDomainRemovedEventType,
+		),
+		Domain: domain,
+	}
+}
+
+func DomainRemovedEventMapper(event eventstore.Event) (eventstore.Event, error) {
+	domainRemoved := &DomainRemovedEvent{
+		BaseEvent: *eventstore.BaseEventFromRepo(event),
+	}
+	err := event.Unmarshal(domainRemoved)
+	if err != nil {
+		return nil, zerrors.ThrowInternal(err, "INSTANCE-BngB2", "unable to unmarshal instance domain removed")
+	}
+
+	return domainRemoved, nil
+}
+
+func domainSearchObject(domain string) eventstore.Object {
+	return eventstore.Object{
+		Type:     InstanceDomainSearchType,
+		ID:       domain,
+		Revision: InstanceDomainObjectRevision,
+	}
+}