feat: add notification policy and password change message (#5065)

Implementation of new notification policy with functionality to send email when a password is changed

internal/command/org_policy_notification_model.go

@@ -0,0 +1,73 @@
+package command
+
+import (
+	"context"
+
+	"github.com/zitadel/zitadel/internal/eventstore"
+	"github.com/zitadel/zitadel/internal/repository/org"
+	"github.com/zitadel/zitadel/internal/repository/policy"
+)
+
+type OrgNotificationPolicyWriteModel struct {
+	NotificationPolicyWriteModel
+}
+
+func NewOrgNotificationPolicyWriteModel(orgID string) *OrgNotificationPolicyWriteModel {
+	return &OrgNotificationPolicyWriteModel{
+		NotificationPolicyWriteModel{
+			WriteModel: eventstore.WriteModel{
+				AggregateID:   orgID,
+				ResourceOwner: orgID,
+			},
+		},
+	}
+}
+
+func (wm *OrgNotificationPolicyWriteModel) AppendEvents(events ...eventstore.Event) {
+	for _, event := range events {
+		switch e := event.(type) {
+		case *org.NotificationPolicyAddedEvent:
+			wm.NotificationPolicyWriteModel.AppendEvents(&e.NotificationPolicyAddedEvent)
+		case *org.NotificationPolicyChangedEvent:
+			wm.NotificationPolicyWriteModel.AppendEvents(&e.NotificationPolicyChangedEvent)
+		case *org.NotificationPolicyRemovedEvent:
+			wm.NotificationPolicyWriteModel.AppendEvents(&e.NotificationPolicyRemovedEvent)
+		}
+	}
+}
+
+func (wm *OrgNotificationPolicyWriteModel) Reduce() error {
+	return wm.NotificationPolicyWriteModel.Reduce()
+}
+
+func (wm *OrgNotificationPolicyWriteModel) Query() *eventstore.SearchQueryBuilder {
+	return eventstore.NewSearchQueryBuilder(eventstore.ColumnsEvent).
+		ResourceOwner(wm.ResourceOwner).
+		AddQuery().
+		AggregateIDs(wm.NotificationPolicyWriteModel.AggregateID).
+		AggregateTypes(org.AggregateType).
+		EventTypes(org.NotificationPolicyAddedEventType,
+			org.NotificationPolicyChangedEventType,
+			org.NotificationPolicyRemovedEventType).
+		Builder()
+}
+
+func (wm *OrgNotificationPolicyWriteModel) NewChangedEvent(
+	ctx context.Context,
+	aggregate *eventstore.Aggregate,
+	passwordChange bool,
+) (*org.NotificationPolicyChangedEvent, bool) {
+
+	changes := make([]policy.NotificationPolicyChanges, 0)
+	if wm.PasswordChange != passwordChange {
+		changes = append(changes, policy.ChangePasswordChange(passwordChange))
+	}
+	if len(changes) == 0 {
+		return nil, false
+	}
+	changedEvent, err := org.NewNotificationPolicyChangedEvent(ctx, aggregate, changes)
+	if err != nil {
+		return nil, false
+	}
+	return changedEvent, true
+}