fix(eventstore): use decimal, correct mirror (#9905)

back port #9812, #9878, #9881, #9884

---------

Co-authored-by: Livio Spring <livio.a@gmail.com>
Co-authored-by: Stefan Benz <46600784+stebenz@users.noreply.github.com>

internal/query/projection/projection.go

@@ -2,6 +2,9 @@ package projection
 
 import (
 	"context"
+	"fmt"
+
+	"github.com/zitadel/logging"
 
 	internal_authz "github.com/zitadel/zitadel/internal/api/authz"
 	"github.com/zitadel/zitadel/internal/crypto"
@@ -89,6 +92,7 @@ var (
 )
 
 type projection interface {
+	ProjectionName() string
 	Start(ctx context.Context)
 	Init(ctx context.Context) error
 	Trigger(ctx context.Context, opts ...handler.TriggerOpt) (_ context.Context, err error)
@@ -97,6 +101,7 @@ type projection interface {
 
 var (
 	projections []projection
+	fields      []*handler.FieldHandler
 )
 
 func Create(ctx context.Context, sqlClient *database.DB, es handler.EventStore, config Config, keyEncryptionAlgorithm crypto.EncryptionAlgorithm, certEncryptionAlgorithm crypto.EncryptionAlgorithm, systemUsers map[string]*internal_authz.SystemAPIUser) error {
@@ -178,6 +183,7 @@ func Create(ctx context.Context, sqlClient *database.DB, es handler.EventStore,
 	MembershipFields = newFillMembershipFields(applyCustomConfig(projectionConfig, config.Customizations[fieldsMemberships]))
 
 	newProjectionsList()
+	newFieldsList()
 	return nil
 }
 
@@ -201,7 +207,8 @@ func Start(ctx context.Context) {
 }
 
 func ProjectInstance(ctx context.Context) error {
-	for _, projection := range projections {
+	for i, projection := range projections {
+		logging.WithFields("name", projection.ProjectionName(), "instance", internal_authz.GetInstance(ctx).InstanceID(), "index", fmt.Sprintf("%d/%d", i, len(projections))).Info("starting projection")
 		_, err := projection.Trigger(ctx)
 		if err != nil {
 			return err
@@ -210,6 +217,18 @@ func ProjectInstance(ctx context.Context) error {
 	return nil
 }
 
+func ProjectInstanceFields(ctx context.Context) error {
+	for i, fieldProjection := range fields {
+		logging.WithFields("name", fieldProjection.ProjectionName(), "instance", internal_authz.GetInstance(ctx).InstanceID(), "index", fmt.Sprintf("%d/%d", i, len(fields))).Info("starting fields projection")
+		err := fieldProjection.Trigger(ctx)
+		if err != nil {
+			return err
+		}
+		logging.WithFields("name", fieldProjection.ProjectionName(), "instance", internal_authz.GetInstance(ctx).InstanceID()).Info("fields projection done")
+	}
+	return nil
+}
+
 func ApplyCustomConfig(customConfig CustomConfig) handler.Config {
 	return applyCustomConfig(projectionConfig, customConfig)
 }
@@ -234,6 +253,19 @@ func applyCustomConfig(config handler.Config, customConfig CustomConfig) handler
 	return config
 }
 
+// we know this is ugly, but we need to have a singleton slice of all projections
+// and are only able to initialize it after all projections are created
+// as setup and start currently create them individually, we make sure we get the right one
+// will be refactored when changing to new id based projections
+func newFieldsList() {
+	fields = []*handler.FieldHandler{
+		ProjectGrantFields,
+		OrgDomainVerifiedFields,
+		InstanceDomainFields,
+		MembershipFields,
+	}
+}
+
 // we know this is ugly, but we need to have a singleton slice of all projections
 // and are only able to initialize it after all projections are created
 // as setup and start currently create them individually, we make sure we get the right one