feat: Privacy policy (#1957)

* feat: command side privacy policy

* feat: add privacy policy to api

* feat: add privacy policy query side

* fix: add privacy policy to mgmt api

* fix: add privacy policy to auth and base data

* feat: use privacyPolicy in login gui

* feat: use privacyPolicy in login gui

* feat: test org fatures

* feat: typos

* feat: tos in register

internal/command/org_policy_privacy_model.go

@@ -0,0 +1,74 @@
+package command
+
+import (
+	"context"
+	"github.com/caos/zitadel/internal/eventstore"
+
+	"github.com/caos/zitadel/internal/repository/org"
+	"github.com/caos/zitadel/internal/repository/policy"
+)
+
+type OrgPrivacyPolicyWriteModel struct {
+	PrivacyPolicyWriteModel
+}
+
+func NewOrgPrivacyPolicyWriteModel(orgID string) *OrgPrivacyPolicyWriteModel {
+	return &OrgPrivacyPolicyWriteModel{
+		PrivacyPolicyWriteModel{
+			WriteModel: eventstore.WriteModel{
+				AggregateID:   orgID,
+				ResourceOwner: orgID,
+			},
+		},
+	}
+}
+
+func (wm *OrgPrivacyPolicyWriteModel) AppendEvents(events ...eventstore.EventReader) {
+	for _, event := range events {
+		switch e := event.(type) {
+		case *org.PrivacyPolicyAddedEvent:
+			wm.PrivacyPolicyWriteModel.AppendEvents(&e.PrivacyPolicyAddedEvent)
+		case *org.PrivacyPolicyChangedEvent:
+			wm.PrivacyPolicyWriteModel.AppendEvents(&e.PrivacyPolicyChangedEvent)
+		case *org.PrivacyPolicyRemovedEvent:
+			wm.PrivacyPolicyWriteModel.AppendEvents(&e.PrivacyPolicyRemovedEvent)
+		}
+	}
+}
+
+func (wm *OrgPrivacyPolicyWriteModel) Reduce() error {
+	return wm.PrivacyPolicyWriteModel.Reduce()
+}
+
+func (wm *OrgPrivacyPolicyWriteModel) Query() *eventstore.SearchQueryBuilder {
+	return eventstore.NewSearchQueryBuilder(eventstore.ColumnsEvent, org.AggregateType).
+		AggregateIDs(wm.PrivacyPolicyWriteModel.AggregateID).
+		ResourceOwner(wm.ResourceOwner).
+		EventTypes(org.PrivacyPolicyAddedEventType,
+			org.PrivacyPolicyChangedEventType,
+			org.PrivacyPolicyRemovedEventType)
+}
+
+func (wm *OrgPrivacyPolicyWriteModel) NewChangedEvent(
+	ctx context.Context,
+	aggregate *eventstore.Aggregate,
+	tosLink,
+	privacyLink string,
+) (*org.PrivacyPolicyChangedEvent, bool) {
+
+	changes := make([]policy.PrivacyPolicyChanges, 0)
+	if wm.TOSLink != tosLink {
+		changes = append(changes, policy.ChangeTOSLink(tosLink))
+	}
+	if wm.PrivacyLink != privacyLink {
+		changes = append(changes, policy.ChangePrivacyLink(privacyLink))
+	}
+	if len(changes) == 0 {
+		return nil, false
+	}
+	changedEvent, err := org.NewPrivacyPolicyChangedEvent(ctx, aggregate, changes)
+	if err != nil {
+		return nil, false
+	}
+	return changedEvent, true
+}