chore: move the go code into a subfolder

apps/api/internal/query/projection/instance_domain.go

@@ -0,0 +1,145 @@
+package projection
+
+import (
+	"context"
+
+	"github.com/zitadel/zitadel/internal/eventstore"
+	old_handler "github.com/zitadel/zitadel/internal/eventstore/handler"
+	"github.com/zitadel/zitadel/internal/eventstore/handler/v2"
+	"github.com/zitadel/zitadel/internal/repository/instance"
+	"github.com/zitadel/zitadel/internal/zerrors"
+)
+
+const (
+	InstanceDomainTable = "projections.instance_domains"
+
+	InstanceDomainInstanceIDCol   = "instance_id"
+	InstanceDomainCreationDateCol = "creation_date"
+	InstanceDomainChangeDateCol   = "change_date"
+	InstanceDomainSequenceCol     = "sequence"
+	InstanceDomainDomainCol       = "domain"
+	InstanceDomainIsGeneratedCol  = "is_generated"
+	InstanceDomainIsPrimaryCol    = "is_primary"
+)
+
+type instanceDomainProjection struct{}
+
+func newInstanceDomainProjection(ctx context.Context, config handler.Config) *handler.Handler {
+	return handler.NewHandler(ctx, &config, new(instanceDomainProjection))
+}
+
+func (*instanceDomainProjection) Name() string {
+	return InstanceDomainTable
+}
+
+func (*instanceDomainProjection) Init() *old_handler.Check {
+	return handler.NewTableCheck(
+		handler.NewTable([]*handler.InitColumn{
+			handler.NewColumn(InstanceDomainInstanceIDCol, handler.ColumnTypeText),
+			handler.NewColumn(InstanceDomainCreationDateCol, handler.ColumnTypeTimestamp),
+			handler.NewColumn(InstanceDomainChangeDateCol, handler.ColumnTypeTimestamp),
+			handler.NewColumn(InstanceDomainSequenceCol, handler.ColumnTypeInt64),
+			handler.NewColumn(InstanceDomainDomainCol, handler.ColumnTypeText),
+			handler.NewColumn(InstanceDomainIsGeneratedCol, handler.ColumnTypeBool),
+			handler.NewColumn(InstanceDomainIsPrimaryCol, handler.ColumnTypeBool),
+		},
+			handler.NewPrimaryKey(InstanceDomainInstanceIDCol, InstanceDomainDomainCol),
+			handler.WithIndex(
+				handler.NewIndex("instance_domain", []string{InstanceDomainDomainCol},
+					handler.WithInclude(InstanceDomainCreationDateCol, InstanceDomainChangeDateCol, InstanceDomainSequenceCol, InstanceDomainIsGeneratedCol, InstanceDomainIsPrimaryCol),
+				),
+			),
+		),
+	)
+}
+
+func (p *instanceDomainProjection) Reducers() []handler.AggregateReducer {
+	return []handler.AggregateReducer{
+		{
+			Aggregate: instance.AggregateType,
+			EventReducers: []handler.EventReducer{
+				{
+					Event:  instance.InstanceDomainAddedEventType,
+					Reduce: p.reduceDomainAdded,
+				},
+				{
+					Event:  instance.InstanceDomainPrimarySetEventType,
+					Reduce: p.reduceDomainPrimarySet,
+				},
+				{
+					Event:  instance.InstanceDomainRemovedEventType,
+					Reduce: p.reduceDomainRemoved,
+				},
+				{
+					Event:  instance.InstanceRemovedEventType,
+					Reduce: reduceInstanceRemovedHelper(InstanceDomainInstanceIDCol),
+				},
+			},
+		},
+	}
+}
+
+func (p *instanceDomainProjection) reduceDomainAdded(event eventstore.Event) (*handler.Statement, error) {
+	e, ok := event.(*instance.DomainAddedEvent)
+	if !ok {
+		return nil, zerrors.ThrowInvalidArgumentf(nil, "PROJE-38nNf", "reduce.wrong.event.type %s", instance.InstanceDomainAddedEventType)
+	}
+	return handler.NewCreateStatement(
+		e,
+		[]handler.Column{
+			handler.NewCol(InstanceDomainCreationDateCol, e.CreationDate()),
+			handler.NewCol(InstanceDomainChangeDateCol, e.CreationDate()),
+			handler.NewCol(InstanceDomainSequenceCol, e.Sequence()),
+			handler.NewCol(InstanceDomainDomainCol, e.Domain),
+			handler.NewCol(InstanceDomainInstanceIDCol, e.Aggregate().ID),
+			handler.NewCol(InstanceDomainIsGeneratedCol, e.Generated),
+			handler.NewCol(InstanceDomainIsPrimaryCol, false),
+		},
+	), nil
+}
+
+func (p *instanceDomainProjection) reduceDomainPrimarySet(event eventstore.Event) (*handler.Statement, error) {
+	e, ok := event.(*instance.DomainPrimarySetEvent)
+	if !ok {
+		return nil, zerrors.ThrowInvalidArgumentf(nil, "PROJE-f8nlw", "reduce.wrong.event.type %s", instance.InstanceDomainPrimarySetEventType)
+	}
+	return handler.NewMultiStatement(
+		e,
+		handler.AddUpdateStatement(
+			[]handler.Column{
+				handler.NewCol(InstanceDomainChangeDateCol, e.CreationDate()),
+				handler.NewCol(InstanceDomainSequenceCol, e.Sequence()),
+				handler.NewCol(InstanceDomainIsPrimaryCol, false),
+			},
+			[]handler.Condition{
+				handler.NewCond(InstanceDomainInstanceIDCol, e.Aggregate().InstanceID),
+				handler.NewCond(InstanceDomainIsPrimaryCol, true),
+			},
+		),
+		handler.AddUpdateStatement(
+			[]handler.Column{
+				handler.NewCol(InstanceDomainChangeDateCol, e.CreationDate()),
+				handler.NewCol(InstanceDomainSequenceCol, e.Sequence()),
+				handler.NewCol(InstanceDomainIsPrimaryCol, true),
+			},
+			[]handler.Condition{
+				handler.NewCond(InstanceDomainDomainCol, e.Domain),
+				handler.NewCond(InstanceDomainInstanceIDCol, e.Aggregate().ID),
+			},
+		),
+	), nil
+}
+
+func (p *instanceDomainProjection) reduceDomainRemoved(event eventstore.Event) (*handler.Statement, error) {
+	e, ok := event.(*instance.DomainRemovedEvent)
+	if !ok {
+		return nil, zerrors.ThrowInvalidArgumentf(nil, "PROJE-388Nk", "reduce.wrong.event.type %s", instance.InstanceDomainRemovedEventType)
+	}
+	return handler.NewDeleteStatement(
+		e,
+		[]handler.Condition{
+			handler.NewCond(InstanceDomainDomainCol, e.Domain),
+			handler.NewCond(InstanceDomainInstanceIDCol, e.Aggregate().ID),
+		},
+	), nil
+}