feat: add quotas (#4779)

adds possibilities to cap authenticated requests and execution seconds of actions on a defined intervall

internal/command/quota_model.go

@@ -0,0 +1,54 @@
+package command
+
+import (
+	"github.com/zitadel/zitadel/internal/eventstore"
+	"github.com/zitadel/zitadel/internal/repository/quota"
+)
+
+type quotaWriteModel struct {
+	eventstore.WriteModel
+	unit   quota.Unit
+	active bool
+	config *quota.AddedEvent
+}
+
+// newQuotaWriteModel aggregateId is filled by reducing unit matching events
+func newQuotaWriteModel(instanceId, resourceOwner string, unit quota.Unit) *quotaWriteModel {
+	return &quotaWriteModel{
+		WriteModel: eventstore.WriteModel{
+			InstanceID:    instanceId,
+			ResourceOwner: resourceOwner,
+		},
+		unit: unit,
+	}
+}
+
+func (wm *quotaWriteModel) Query() *eventstore.SearchQueryBuilder {
+	query := eventstore.NewSearchQueryBuilder(eventstore.ColumnsEvent).
+		ResourceOwner(wm.ResourceOwner).
+		AddQuery().
+		InstanceID(wm.InstanceID).
+		AggregateTypes(quota.AggregateType).
+		EventTypes(
+			quota.AddedEventType,
+			quota.RemovedEventType,
+		).EventData(map[string]interface{}{"unit": wm.unit})
+
+	return query.Builder()
+}
+
+func (wm *quotaWriteModel) Reduce() error {
+	for _, event := range wm.Events {
+		switch e := event.(type) {
+		case *quota.AddedEvent:
+			wm.AggregateID = e.Aggregate().ID
+			wm.active = true
+			wm.config = e
+		case *quota.RemovedEvent:
+			wm.AggregateID = e.Aggregate().ID
+			wm.active = false
+			wm.config = nil
+		}
+	}
+	return wm.WriteModel.Reduce()
+}