feat: add management for ldap idp template (#5220)

Add management functionality for LDAP idps with templates and the basic functionality for the LDAP provider, which can then be used with a separate login page in the future.

---------

Co-authored-by: Livio Spring <livio.a@gmail.com>

internal/command/instance_idp_model.go

@@ -0,0 +1,163 @@
+package command
+
+import (
+	"context"
+
+	"github.com/zitadel/zitadel/internal/crypto"
+	"github.com/zitadel/zitadel/internal/eventstore"
+	"github.com/zitadel/zitadel/internal/repository/idp"
+	"github.com/zitadel/zitadel/internal/repository/instance"
+)
+
+type InstanceLDAPIDPWriteModel struct {
+	LDAPIDPWriteModel
+}
+
+func NewLDAPInstanceIDPWriteModel(instanceID, id string) *InstanceLDAPIDPWriteModel {
+	return &InstanceLDAPIDPWriteModel{
+		LDAPIDPWriteModel{
+			WriteModel: eventstore.WriteModel{
+				AggregateID:   instanceID,
+				ResourceOwner: instanceID,
+			},
+			ID: id,
+		},
+	}
+}
+
+func (wm *InstanceLDAPIDPWriteModel) Reduce() error {
+	return wm.LDAPIDPWriteModel.Reduce()
+}
+
+func (wm *InstanceLDAPIDPWriteModel) AppendEvents(events ...eventstore.Event) {
+	for _, event := range events {
+		switch e := event.(type) {
+		case *instance.LDAPIDPAddedEvent:
+			if wm.ID != e.ID {
+				continue
+			}
+			wm.LDAPIDPWriteModel.AppendEvents(&e.LDAPIDPAddedEvent)
+		case *instance.LDAPIDPChangedEvent:
+			if wm.ID != e.ID {
+				continue
+			}
+			wm.LDAPIDPWriteModel.AppendEvents(&e.LDAPIDPChangedEvent)
+		case *instance.IDPRemovedEvent:
+			if wm.ID != e.ID {
+				continue
+			}
+			wm.LDAPIDPWriteModel.AppendEvents(&e.RemovedEvent)
+		default:
+			wm.LDAPIDPWriteModel.AppendEvents(e)
+		}
+	}
+}
+
+func (wm *InstanceLDAPIDPWriteModel) Query() *eventstore.SearchQueryBuilder {
+	return eventstore.NewSearchQueryBuilder(eventstore.ColumnsEvent).
+		ResourceOwner(wm.ResourceOwner).
+		AddQuery().
+		AggregateTypes(instance.AggregateType).
+		AggregateIDs(wm.AggregateID).
+		EventTypes(
+			instance.LDAPIDPAddedEventType,
+			instance.LDAPIDPChangedEventType,
+			instance.IDPRemovedEventType,
+		).
+		Builder()
+}
+
+func (wm *InstanceLDAPIDPWriteModel) NewChangedEvent(
+	ctx context.Context,
+	aggregate *eventstore.Aggregate,
+	id,
+	oldName,
+	name,
+	host,
+	port string,
+	tls bool,
+	baseDN,
+	userObjectClass,
+	userUniqueAttribute,
+	admin string,
+	password string,
+	secretCrypto crypto.Crypto,
+	attributes idp.LDAPAttributes,
+	options idp.Options,
+) (*instance.LDAPIDPChangedEvent, error) {
+
+	changes, err := wm.LDAPIDPWriteModel.NewChanges(
+		name,
+		host,
+		port,
+		tls,
+		baseDN,
+		userObjectClass,
+		userUniqueAttribute,
+		admin,
+		password,
+		secretCrypto,
+		attributes,
+		options,
+	)
+	if err != nil {
+		return nil, err
+	}
+	if len(changes) == 0 {
+		return nil, nil
+	}
+	changeEvent, err := instance.NewLDAPIDPChangedEvent(ctx, aggregate, id, oldName, changes)
+	if err != nil {
+		return nil, err
+	}
+	return changeEvent, nil
+}
+
+type InstanceIDPRemoveWriteModel struct {
+	IDPRemoveWriteModel
+}
+
+func NewInstanceIDPRemoveWriteModel(instanceID, id string) *InstanceIDPRemoveWriteModel {
+	return &InstanceIDPRemoveWriteModel{
+		IDPRemoveWriteModel{
+			WriteModel: eventstore.WriteModel{
+				AggregateID:   instanceID,
+				ResourceOwner: instanceID,
+			},
+			ID: id,
+		},
+	}
+}
+
+func (wm *InstanceIDPRemoveWriteModel) Reduce() error {
+	return wm.IDPRemoveWriteModel.Reduce()
+}
+
+func (wm *InstanceIDPRemoveWriteModel) AppendEvents(events ...eventstore.Event) {
+	for _, event := range events {
+		switch e := event.(type) {
+		case *instance.LDAPIDPAddedEvent:
+			wm.IDPRemoveWriteModel.AppendEvents(&e.LDAPIDPAddedEvent)
+		case *instance.LDAPIDPChangedEvent:
+			wm.IDPRemoveWriteModel.AppendEvents(&e.LDAPIDPChangedEvent)
+		case *instance.IDPRemovedEvent:
+			wm.IDPRemoveWriteModel.AppendEvents(&e.RemovedEvent)
+		default:
+			wm.IDPRemoveWriteModel.AppendEvents(e)
+		}
+	}
+}
+
+func (wm *InstanceIDPRemoveWriteModel) Query() *eventstore.SearchQueryBuilder {
+	return eventstore.NewSearchQueryBuilder(eventstore.ColumnsEvent).
+		ResourceOwner(wm.ResourceOwner).
+		AddQuery().
+		AggregateTypes(instance.AggregateType).
+		AggregateIDs(wm.AggregateID).
+		EventTypes(
+			instance.LDAPIDPAddedEventType,
+			instance.LDAPIDPChangedEventType,
+			instance.IDPRemovedEventType,
+		).
+		Builder()
+}