delete consol log

grpcapi/agenda.proto

@@ -16,6 +16,7 @@ service Agenda {
     
     rpc SubscribeEvent(SubscribeEventRequest) returns (SubscribeEventResponse) {}
     rpc UnsubscribeEvent(UnsubscribeEventRequest) returns (UnsubscribeEventResponse) {}
+    rpc DeleteSubscription(DeleteSubscriptionRequest) returns (DeleteSubscriptionResponse) {}
 }
 
 message CreateEventRequest {
@@ -71,3 +72,13 @@ message UnsubscribeEventRequest {
 message UnsubscribeEventResponse {
     bool ok = 39;
 }
+
+message DeleteSubscriptionRequest {
+    string subscriber = 32;
+    string eventid = 33;
+    google.protobuf.Struct data = 34;
+}
+
+message DeleteSubscriptionResponse {
+    bool ok = 41;
+}

grpcapi/agenda_grpc.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go-grpc. DO NOT EDIT.
 // versions:
 // - protoc-gen-go-grpc v1.2.0
-// - protoc             v3.19.4
+// - protoc             v3.21.12
 // source: agenda.proto
 
 package grpcapi
@@ -28,6 +28,7 @@ type AgendaClient interface {
 	DeleteEvent(ctx context.Context, in *DeleteEventRequest, opts ...grpc.CallOption) (*DeleteEventResponse, error)
 	SubscribeEvent(ctx context.Context, in *SubscribeEventRequest, opts ...grpc.CallOption) (*SubscribeEventResponse, error)
 	UnsubscribeEvent(ctx context.Context, in *UnsubscribeEventRequest, opts ...grpc.CallOption) (*UnsubscribeEventResponse, error)
+	DeleteSubscription(ctx context.Context, in *DeleteSubscriptionRequest, opts ...grpc.CallOption) (*DeleteSubscriptionResponse, error)
 }
 
 type agendaClient struct {
@@ -92,6 +93,15 @@ func (c *agendaClient) UnsubscribeEvent(ctx context.Context, in *UnsubscribeEven
 	return out, nil
 }
 
+func (c *agendaClient) DeleteSubscription(ctx context.Context, in *DeleteSubscriptionRequest, opts ...grpc.CallOption) (*DeleteSubscriptionResponse, error) {
+	out := new(DeleteSubscriptionResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/DeleteSubscription", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // AgendaServer is the server API for Agenda service.
 // All implementations must embed UnimplementedAgendaServer
 // for forward compatibility
@@ -102,6 +112,7 @@ type AgendaServer interface {
 	DeleteEvent(context.Context, *DeleteEventRequest) (*DeleteEventResponse, error)
 	SubscribeEvent(context.Context, *SubscribeEventRequest) (*SubscribeEventResponse, error)
 	UnsubscribeEvent(context.Context, *UnsubscribeEventRequest) (*UnsubscribeEventResponse, error)
+	DeleteSubscription(context.Context, *DeleteSubscriptionRequest) (*DeleteSubscriptionResponse, error)
 	mustEmbedUnimplementedAgendaServer()
 }
 
@@ -127,6 +138,9 @@ func (UnimplementedAgendaServer) SubscribeEvent(context.Context, *SubscribeEvent
 func (UnimplementedAgendaServer) UnsubscribeEvent(context.Context, *UnsubscribeEventRequest) (*UnsubscribeEventResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method UnsubscribeEvent not implemented")
 }
+func (UnimplementedAgendaServer) DeleteSubscription(context.Context, *DeleteSubscriptionRequest) (*DeleteSubscriptionResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method DeleteSubscription not implemented")
+}
 func (UnimplementedAgendaServer) mustEmbedUnimplementedAgendaServer() {}
 
 // UnsafeAgendaServer may be embedded to opt out of forward compatibility for this service.
@@ -248,6 +262,24 @@ func _Agenda_UnsubscribeEvent_Handler(srv interface{}, ctx context.Context, dec
 	return interceptor(ctx, in, info, handler)
 }
 
+func _Agenda_DeleteSubscription_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DeleteSubscriptionRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).DeleteSubscription(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/DeleteSubscription",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).DeleteSubscription(ctx, req.(*DeleteSubscriptionRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // Agenda_ServiceDesc is the grpc.ServiceDesc for Agenda service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -279,6 +311,10 @@ var Agenda_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "UnsubscribeEvent",
 			Handler:    _Agenda_UnsubscribeEvent_Handler,
 		},
+		{
+			MethodName: "DeleteSubscription",
+			Handler:    _Agenda_DeleteSubscription_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "agenda.proto",

grpcapi/events.go

@@ -26,6 +26,7 @@ func (e Event) ToStorageType() storage.Event {
 		Allday:         e.Allday,
 		MaxSubscribers: e.MaxSubscribers,
 		Subscriptions:  []storage.Subscription{},
+		DeletedSubscription: []storage.Subscription{},
 		Data:           map[string]any{},
 	}
 
@@ -33,6 +34,10 @@ func (e Event) ToStorageType() storage.Event {
 		event.Subscriptions = append(event.Subscriptions, v.ToStorageType())
 	}
 
+	for _, v := range e.DeletedSubscription {
+		event.DeletedSubscription = append(event.DeletedSubscription, v.ToStorageType())
+	}
+
 	for k, d := range e.Data.GetFields() {
 		jsondata, err := protojson.Marshal(d)
 		if err != nil {
@@ -72,12 +77,18 @@ func EventFromStorageType(event *storage.Event) (*Event, error) {
 	}
 
 	subscriptions := []*Subscription{}
+	deletedsubscription := []*Subscription{}
 
 	for _, v := range event.Subscriptions {
 		sub, _ := SubscriptionFromStorageType(v)
 		subscriptions = append(subscriptions, sub)
 	}
 
+	for _, v := range event.DeletedSubscription {
+		sub, _ := SubscriptionFromStorageType(v)
+		deletedsubscription = append(deletedsubscription, sub)
+	}
+
 	return &Event{
 		Id:             event.ID,
 		Namespace:      event.Namespace,
@@ -93,6 +104,7 @@ func EventFromStorageType(event *storage.Event) (*Event, error) {
 		Allday:         event.Allday,
 		MaxSubscribers: event.MaxSubscribers,
 		Subscriptions:  subscriptions,
+		DeletedSubscription: deletedsubscription,
 		Data:           data,
 	}, nil
 }

grpcapi/events.pb.go

@@ -1,32 +1,28 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.28.0
-// 	protoc        v3.19.4
 // source: events.proto
 
 package grpcapi
 
 import (
-	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	fmt "fmt"
-	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	proto "github.com/golang/protobuf/proto"
 	structpb "google.golang.org/protobuf/types/known/structpb"
 	timestamppb "google.golang.org/protobuf/types/known/timestamppb"
-	reflect "reflect"
+	math "math"
-	sync "sync"
 )
 
-const (
+// Reference imports to suppress errors if they are not otherwise used.
-	// Verify that this generated code is sufficiently up-to-date.
+var _ = proto.Marshal
-	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+var _ = fmt.Errorf
-	// Verify that runtime/protoimpl is sufficiently up-to-date.
+var _ = math.Inf
-	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+
-)
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
 
 type Event struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
 	Id                   string                 `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
 	Namespace            string                 `protobuf:"bytes,2,opt,name=namespace,proto3" json:"namespace,omitempty"`
 	Type                 string                 `protobuf:"bytes,3,opt,name=type,proto3" json:"type,omitempty"`
@@ -41,363 +37,259 @@ type Event struct {
 	Endtime              string                 `protobuf:"bytes,12,opt,name=endtime,proto3" json:"endtime,omitempty"`
 	MaxSubscribers       int64                  `protobuf:"varint,13,opt,name=max_subscribers,json=maxSubscribers,proto3" json:"max_subscribers,omitempty"`
 	Subscriptions        []*Subscription        `protobuf:"bytes,14,rep,name=subscriptions,proto3" json:"subscriptions,omitempty"`
+	DeletedSubscription  []*Subscription        `protobuf:"bytes,16,rep,name=deleted_subscription,json=deletedSubscription,proto3" json:"deleted_subscription,omitempty"`
 	Data                 *structpb.Struct       `protobuf:"bytes,15,opt,name=data,proto3" json:"data,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}               `json:"-"`
+	XXX_unrecognized     []byte                 `json:"-"`
+	XXX_sizecache        int32                  `json:"-"`
 }
 
-func (x *Event) Reset() {
+func (m *Event) Reset()         { *m = Event{} }
-	*x = Event{}
+func (m *Event) String() string { return proto.CompactTextString(m) }
-	if protoimpl.UnsafeEnabled {
-		mi := &file_events_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Event) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
 func (*Event) ProtoMessage()    {}
-
-func (x *Event) ProtoReflect() protoreflect.Message {
-	mi := &file_events_proto_msgTypes[0]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use Event.ProtoReflect.Descriptor instead.
 func (*Event) Descriptor() ([]byte, []int) {
-	return file_events_proto_rawDescGZIP(), []int{0}
+	return fileDescriptor_8f22242cb04491f9, []int{0}
 }
 
-func (x *Event) GetId() string {
+func (m *Event) XXX_Unmarshal(b []byte) error {
-	if x != nil {
+	return xxx_messageInfo_Event.Unmarshal(m, b)
-		return x.Id
+}
+func (m *Event) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Event.Marshal(b, m, deterministic)
+}
+func (m *Event) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Event.Merge(m, src)
+}
+func (m *Event) XXX_Size() int {
+	return xxx_messageInfo_Event.Size(m)
+}
+func (m *Event) XXX_DiscardUnknown() {
+	xxx_messageInfo_Event.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Event proto.InternalMessageInfo
+
+func (m *Event) GetId() string {
+	if m != nil {
+		return m.Id
 	}
 	return ""
 }
 
-func (x *Event) GetNamespace() string {
+func (m *Event) GetNamespace() string {
-	if x != nil {
+	if m != nil {
-		return x.Namespace
+		return m.Namespace
 	}
 	return ""
 }
 
-func (x *Event) GetType() string {
+func (m *Event) GetType() string {
-	if x != nil {
+	if m != nil {
-		return x.Type
+		return m.Type
 	}
 	return ""
 }
 
-func (x *Event) GetOwners() []string {
+func (m *Event) GetOwners() []string {
-	if x != nil {
+	if m != nil {
-		return x.Owners
+		return m.Owners
 	}
 	return nil
 }
 
-func (x *Event) GetRestrictedTo() []string {
+func (m *Event) GetRestrictedTo() []string {
-	if x != nil {
+	if m != nil {
-		return x.RestrictedTo
+		return m.RestrictedTo
 	}
 	return nil
 }
 
-func (x *Event) GetName() string {
+func (m *Event) GetName() string {
-	if x != nil {
+	if m != nil {
-		return x.Name
+		return m.Name
 	}
 	return ""
 }
 
-func (x *Event) GetDescription() string {
+func (m *Event) GetDescription() string {
-	if x != nil {
+	if m != nil {
-		return x.Description
+		return m.Description
 	}
 	return ""
 }
 
-func (x *Event) GetStartdate() *timestamppb.Timestamp {
+func (m *Event) GetStartdate() *timestamppb.Timestamp {
-	if x != nil {
+	if m != nil {
-		return x.Startdate
+		return m.Startdate
 	}
 	return nil
 }
 
-func (x *Event) GetEnddate() *timestamppb.Timestamp {
+func (m *Event) GetEnddate() *timestamppb.Timestamp {
-	if x != nil {
+	if m != nil {
-		return x.Enddate
+		return m.Enddate
 	}
 	return nil
 }
 
-func (x *Event) GetAllday() bool {
+func (m *Event) GetAllday() bool {
-	if x != nil {
+	if m != nil {
-		return x.Allday
+		return m.Allday
 	}
 	return false
 }
 
-func (x *Event) GetStarttime() string {
+func (m *Event) GetStarttime() string {
-	if x != nil {
+	if m != nil {
-		return x.Starttime
+		return m.Starttime
 	}
 	return ""
 }
 
-func (x *Event) GetEndtime() string {
+func (m *Event) GetEndtime() string {
-	if x != nil {
+	if m != nil {
-		return x.Endtime
+		return m.Endtime
 	}
 	return ""
 }
 
-func (x *Event) GetMaxSubscribers() int64 {
+func (m *Event) GetMaxSubscribers() int64 {
-	if x != nil {
+	if m != nil {
-		return x.MaxSubscribers
+		return m.MaxSubscribers
 	}
 	return 0
 }
 
-func (x *Event) GetSubscriptions() []*Subscription {
+func (m *Event) GetSubscriptions() []*Subscription {
-	if x != nil {
+	if m != nil {
-		return x.Subscriptions
+		return m.Subscriptions
 	}
 	return nil
 }
 
-func (x *Event) GetData() *structpb.Struct {
+func (m *Event) GetDeletedSubscription() []*Subscription {
-	if x != nil {
+	if m != nil {
-		return x.Data
+		return m.DeletedSubscription
+	}
+	return nil
+}
+
+func (m *Event) GetData() *structpb.Struct {
+	if m != nil {
+		return m.Data
 	}
 	return nil
 }
 
 type Subscription struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
 	Id                   string                 `protobuf:"bytes,20,opt,name=id,proto3" json:"id,omitempty"`
 	Subscriber           string                 `protobuf:"bytes,21,opt,name=subscriber,proto3" json:"subscriber,omitempty"`
 	Tags                 []string               `protobuf:"bytes,22,rep,name=tags,proto3" json:"tags,omitempty"`
 	Data                 *structpb.Struct       `protobuf:"bytes,23,opt,name=data,proto3" json:"data,omitempty"`
 	CreatedAt            *timestamppb.Timestamp `protobuf:"bytes,24,opt,name=created_at,json=createdAt,proto3" json:"created_at,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}               `json:"-"`
+	XXX_unrecognized     []byte                 `json:"-"`
+	XXX_sizecache        int32                  `json:"-"`
 }
 
-func (x *Subscription) Reset() {
+func (m *Subscription) Reset()         { *m = Subscription{} }
-	*x = Subscription{}
+func (m *Subscription) String() string { return proto.CompactTextString(m) }
-	if protoimpl.UnsafeEnabled {
-		mi := &file_events_proto_msgTypes[1]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Subscription) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
 func (*Subscription) ProtoMessage()    {}
-
-func (x *Subscription) ProtoReflect() protoreflect.Message {
-	mi := &file_events_proto_msgTypes[1]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use Subscription.ProtoReflect.Descriptor instead.
 func (*Subscription) Descriptor() ([]byte, []int) {
-	return file_events_proto_rawDescGZIP(), []int{1}
+	return fileDescriptor_8f22242cb04491f9, []int{1}
 }
 
-func (x *Subscription) GetId() string {
+func (m *Subscription) XXX_Unmarshal(b []byte) error {
-	if x != nil {
+	return xxx_messageInfo_Subscription.Unmarshal(m, b)
-		return x.Id
+}
+func (m *Subscription) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Subscription.Marshal(b, m, deterministic)
+}
+func (m *Subscription) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Subscription.Merge(m, src)
+}
+func (m *Subscription) XXX_Size() int {
+	return xxx_messageInfo_Subscription.Size(m)
+}
+func (m *Subscription) XXX_DiscardUnknown() {
+	xxx_messageInfo_Subscription.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Subscription proto.InternalMessageInfo
+
+func (m *Subscription) GetId() string {
+	if m != nil {
+		return m.Id
 	}
 	return ""
 }
 
-func (x *Subscription) GetSubscriber() string {
+func (m *Subscription) GetSubscriber() string {
-	if x != nil {
+	if m != nil {
-		return x.Subscriber
+		return m.Subscriber
 	}
 	return ""
 }
 
-func (x *Subscription) GetTags() []string {
+func (m *Subscription) GetTags() []string {
-	if x != nil {
+	if m != nil {
-		return x.Tags
+		return m.Tags
 	}
 	return nil
 }
 
-func (x *Subscription) GetData() *structpb.Struct {
+func (m *Subscription) GetData() *structpb.Struct {
-	if x != nil {
+	if m != nil {
-		return x.Data
+		return m.Data
 	}
 	return nil
 }
 
-func (x *Subscription) GetCreatedAt() *timestamppb.Timestamp {
+func (m *Subscription) GetCreatedAt() *timestamppb.Timestamp {
-	if x != nil {
+	if m != nil {
-		return x.CreatedAt
+		return m.CreatedAt
 	}
 	return nil
 }
 
-var File_events_proto protoreflect.FileDescriptor
+func init() {
-
+	proto.RegisterType((*Event)(nil), "Event")
-var file_events_proto_rawDesc = []byte{
+	proto.RegisterType((*Subscription)(nil), "Subscription")
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-	0x63, 0x61, 0x70, 0x69, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
-var (
+func init() {
-	file_events_proto_rawDescOnce sync.Once
+	proto.RegisterFile("events.proto", fileDescriptor_8f22242cb04491f9)
-	file_events_proto_rawDescData = file_events_proto_rawDesc
-)
-
-func file_events_proto_rawDescGZIP() []byte {
-	file_events_proto_rawDescOnce.Do(func() {
-		file_events_proto_rawDescData = protoimpl.X.CompressGZIP(file_events_proto_rawDescData)
-	})
-	return file_events_proto_rawDescData
 }
 
-var file_events_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var fileDescriptor_8f22242cb04491f9 = []byte{
-var file_events_proto_goTypes = []interface{}{
+	// 458 bytes of a gzipped FileDescriptorProto
-	(*Event)(nil),                 // 0: Event
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x52, 0x4d, 0x6f, 0xd4, 0x30,
-	(*Subscription)(nil),          // 1: Subscription
+	0x10, 0x55, 0x76, 0xb7, 0xdb, 0x66, 0xf6, 0xa3, 0xc8, 0x94, 0xd6, 0xaa, 0x2a, 0x88, 0xca, 0x81,
-	(*timestamppb.Timestamp)(nil), // 2: google.protobuf.Timestamp
+	0x48, 0x40, 0x22, 0xb5, 0x1c, 0xe0, 0x06, 0x48, 0xfc, 0x81, 0x6c, 0x4f, 0x5c, 0x2a, 0x6f, 0xec,
-	(*structpb.Struct)(nil),       // 3: google.protobuf.Struct
+	0x46, 0x91, 0x92, 0xd8, 0xb2, 0x67, 0xa1, 0xfd, 0x6b, 0xfc, 0x03, 0xfe, 0x15, 0xf2, 0x24, 0xbb,
-}
+	0x49, 0x01, 0x69, 0x7b, 0x9b, 0x79, 0xef, 0xcd, 0xd8, 0xef, 0x69, 0x60, 0xae, 0x7e, 0xa8, 0x06,
-var file_events_proto_depIdxs = []int32{
+	0x5d, 0x62, 0xac, 0x46, 0x7d, 0x7e, 0x51, 0x68, 0x5d, 0x54, 0x2a, 0xa5, 0x6e, 0xbd, 0xb9, 0x4b,
-	2, // 0: Event.startdate:type_name -> google.protobuf.Timestamp
+	0x1d, 0xda, 0x4d, 0x8e, 0x1d, 0xfb, 0xea, 0x6f, 0x16, 0xcb, 0x5a, 0x39, 0x14, 0xb5, 0x69, 0x05,
-	2, // 1: Event.enddate:type_name -> google.protobuf.Timestamp
+	0x97, 0xbf, 0x27, 0x70, 0xf0, 0xcd, 0xef, 0x63, 0x4b, 0x18, 0x95, 0x92, 0x07, 0x51, 0x10, 0x87,
-	1, // 2: Event.subscriptions:type_name -> Subscription
+	0xd9, 0xa8, 0x94, 0xec, 0x02, 0xc2, 0x46, 0xd4, 0xca, 0x19, 0x91, 0x2b, 0x3e, 0x22, 0xb8, 0x07,
-	3, // 3: Event.data:type_name -> google.protobuf.Struct
+	0x18, 0x83, 0x09, 0x3e, 0x18, 0xc5, 0xc7, 0x44, 0x50, 0xcd, 0x4e, 0x61, 0xaa, 0x7f, 0x36, 0xca,
-	3, // 4: Subscription.data:type_name -> google.protobuf.Struct
+	0x3a, 0x3e, 0x89, 0xc6, 0x71, 0x98, 0x75, 0x1d, 0x7b, 0x0d, 0x0b, 0xab, 0x1c, 0xda, 0x32, 0x47,
-	2, // 5: Subscription.created_at:type_name -> google.protobuf.Timestamp
+	0x25, 0x6f, 0x51, 0xf3, 0x03, 0xa2, 0xe7, 0x3d, 0x78, 0xa3, 0xfd, 0x42, 0xbf, 0x9d, 0x4f, 0xdb,
-	6, // [6:6] is the sub-list for method output_type
+	0x85, 0xbe, 0x66, 0x11, 0xcc, 0xa4, 0x72, 0xb9, 0x2d, 0x0d, 0x96, 0xba, 0xe1, 0x87, 0x44, 0x0d,
-	6, // [6:6] is the sub-list for method input_type
+	0x21, 0xf6, 0x11, 0x42, 0x87, 0xc2, 0xa2, 0x14, 0xa8, 0xf8, 0x51, 0x14, 0xc4, 0xb3, 0xab, 0xf3,
-	6, // [6:6] is the sub-list for extension type_name
+	0xa4, 0xf5, 0x9c, 0x6c, 0x3d, 0x27, 0x37, 0x5b, 0xcf, 0x59, 0x2f, 0x66, 0x1f, 0xe0, 0x50, 0x35,
-	6, // [6:6] is the sub-list for extension extendee
+	0x92, 0xe6, 0xc2, 0xbd, 0x73, 0x5b, 0xa9, 0xb7, 0x28, 0xaa, 0x4a, 0x8a, 0x07, 0x0e, 0x51, 0x10,
-	0, // [0:6] is the sub-list for field type_name
+	0x1f, 0x65, 0x5d, 0xe7, 0xc3, 0xa2, 0xd5, 0x3e, 0x5e, 0x3e, 0x6b, 0xc3, 0xda, 0x01, 0x8c, 0xd3,
-}
+	0x5b, 0xc4, 0xcd, 0x89, 0xdb, 0xb6, 0xec, 0x0d, 0x1c, 0xd7, 0xe2, 0xfe, 0xd6, 0x6d, 0xd6, 0xde,
-
+	0xd3, 0xda, 0x67, 0xb7, 0x88, 0x82, 0x78, 0x9c, 0x2d, 0x6b, 0x71, 0xbf, 0xea, 0x51, 0x76, 0x0d,
-func init() { file_events_proto_init() }
+	0x8b, 0x4e, 0x44, 0xc6, 0x1d, 0x5f, 0x46, 0xe3, 0x78, 0x76, 0xb5, 0x48, 0x56, 0x03, 0x34, 0x7b,
-func file_events_proto_init() {
+	0xac, 0x61, 0x9f, 0xe1, 0x44, 0xaa, 0x4a, 0xf9, 0xd4, 0x87, 0x04, 0x7f, 0xf6, 0xbf, 0xd9, 0xe7,
-	if File_events_proto != nil {
+	0x9d, 0x74, 0x08, 0xb2, 0xb7, 0x30, 0x91, 0x02, 0x05, 0x3f, 0xa6, 0x88, 0xce, 0xfe, 0x89, 0x68,
-		return
+	0x45, 0xc7, 0x96, 0x91, 0xe8, 0xf2, 0x57, 0x00, 0xf3, 0x47, 0xd3, 0xed, 0x49, 0x9d, 0xec, 0x4e,
-	}
+	0xea, 0x25, 0x40, 0xef, 0x94, 0xbf, 0x20, 0x7c, 0x80, 0xd0, 0x51, 0x89, 0xc2, 0xf1, 0x53, 0xba,
-	if !protoimpl.UnsafeEnabled {
+	0x0f, 0xaa, 0x77, 0x3f, 0x38, 0x7b, 0xc2, 0x0f, 0xd8, 0x27, 0x80, 0xdc, 0x2a, 0xe1, 0x0d, 0x0b,
-		file_events_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+	0xe4, 0x7c, 0xff, 0x3d, 0x74, 0xea, 0x2f, 0xf8, 0x35, 0xf9, 0xfe, 0xae, 0x28, 0x31, 0xc9, 0xb5,
-			switch v := v.(*Event); i {
+	0x36, 0x85, 0x4e, 0x4a, 0x9d, 0xb6, 0xd5, 0x7b, 0x53, 0x09, 0xbc, 0xd3, 0xb6, 0x4e, 0x45, 0xa1,
-			case 0:
+	0x1a, 0x29, 0xd2, 0xc2, 0x9a, 0x5c, 0x98, 0x72, 0x3d, 0xa5, 0x75, 0xd7, 0x7f, 0x02, 0x00, 0x00,
-				return &v.state
+	0xff, 0xff, 0x5f, 0xdb, 0xa6, 0x2e, 0x8e, 0x03, 0x00, 0x00,
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_events_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Subscription); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-	}
-	type x struct{}
-	out := protoimpl.TypeBuilder{
-		File: protoimpl.DescBuilder{
-			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_events_proto_rawDesc,
-			NumEnums:      0,
-			NumMessages:   2,
-			NumExtensions: 0,
-			NumServices:   0,
-		},
-		GoTypes:           file_events_proto_goTypes,
-		DependencyIndexes: file_events_proto_depIdxs,
-		MessageInfos:      file_events_proto_msgTypes,
-	}.Build()
-	File_events_proto = out.File
-	file_events_proto_rawDesc = nil
-	file_events_proto_goTypes = nil
-	file_events_proto_depIdxs = nil
 }

grpcapi/events.proto

@@ -20,6 +20,7 @@ message Event {
     string endtime = 12;
     int64 max_subscribers = 13;
     repeated Subscription subscriptions = 14;
+    repeated Subscription deleted_subscription = 16;
     google.protobuf.Struct data = 15;
 }
 

grpcapi/grpcapi.go

@@ -94,6 +94,17 @@ func (s AgendaServerImpl) SubscribeEvent(ctx context.Context, req *SubscribeEven
 func (s AgendaServerImpl) UnsubscribeEvent(context.Context, *UnsubscribeEventRequest) (*UnsubscribeEventResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method Unsubscribe not implemented")
 }
+
+////////////////////////////////////////////////////////////
+func (s AgendaServerImpl) DeleteSubscription(ctx context.Context, req *DeleteSubscriptionRequest) (*DeleteSubscriptionResponse, error) {
+	err := s.handler.DeleteSubscription(req.Eventid, req.Subscriber, req.Data.AsMap())
+	return &DeleteSubscriptionResponse{
+		Ok: err != nil,
+	}, err
+}
+
+////////////////////////////////////////////////////////////////////
+
 func (s AgendaServerImpl) mustEmbedUnimplementedAgendaServer() {}
 
 func Run(done chan error, cfg *viper.Viper, handler handlers.AgendaHandler) {

grpcapi/lol/agenda_grpc.pb.go

@@ -0,0 +1,321 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.2.0
+// - protoc             v3.12.4
+// source: agenda.proto
+
+package grpcapi
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.32.0 or later.
+const _ = grpc.SupportPackageIsVersion7
+
+// AgendaClient is the client API for Agenda service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type AgendaClient interface {
+	CreateEvent(ctx context.Context, in *CreateEventRequest, opts ...grpc.CallOption) (*CreateEventResponse, error)
+	GetEvent(ctx context.Context, in *GetEventRequest, opts ...grpc.CallOption) (*GetEventResponse, error)
+	GetEvents(ctx context.Context, in *GetEventsRequest, opts ...grpc.CallOption) (*GetEventsResponse, error)
+	DeleteEvent(ctx context.Context, in *DeleteEventRequest, opts ...grpc.CallOption) (*DeleteEventResponse, error)
+	SubscribeEvent(ctx context.Context, in *SubscribeEventRequest, opts ...grpc.CallOption) (*SubscribeEventResponse, error)
+	UnsubscribeEvent(ctx context.Context, in *UnsubscribeEventRequest, opts ...grpc.CallOption) (*UnsubscribeEventResponse, error)
+	DeleteSubscription(ctx context.Context, in *DeleteSubscriptionRequest, opts ...grpc.CallOption) (*DeleteSubscriptionResponse, error)
+}
+
+type agendaClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewAgendaClient(cc grpc.ClientConnInterface) AgendaClient {
+	return &agendaClient{cc}
+}
+
+func (c *agendaClient) CreateEvent(ctx context.Context, in *CreateEventRequest, opts ...grpc.CallOption) (*CreateEventResponse, error) {
+	out := new(CreateEventResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/CreateEvent", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *agendaClient) GetEvent(ctx context.Context, in *GetEventRequest, opts ...grpc.CallOption) (*GetEventResponse, error) {
+	out := new(GetEventResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/GetEvent", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *agendaClient) GetEvents(ctx context.Context, in *GetEventsRequest, opts ...grpc.CallOption) (*GetEventsResponse, error) {
+	out := new(GetEventsResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/GetEvents", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *agendaClient) DeleteEvent(ctx context.Context, in *DeleteEventRequest, opts ...grpc.CallOption) (*DeleteEventResponse, error) {
+	out := new(DeleteEventResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/DeleteEvent", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *agendaClient) SubscribeEvent(ctx context.Context, in *SubscribeEventRequest, opts ...grpc.CallOption) (*SubscribeEventResponse, error) {
+	out := new(SubscribeEventResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/SubscribeEvent", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *agendaClient) UnsubscribeEvent(ctx context.Context, in *UnsubscribeEventRequest, opts ...grpc.CallOption) (*UnsubscribeEventResponse, error) {
+	out := new(UnsubscribeEventResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/UnsubscribeEvent", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *agendaClient) DeleteSubscription(ctx context.Context, in *DeleteSubscriptionRequest, opts ...grpc.CallOption) (*DeleteSubscriptionResponse, error) {
+	out := new(DeleteSubscriptionResponse)
+	err := c.cc.Invoke(ctx, "/Agenda/DeleteSubscription", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// AgendaServer is the server API for Agenda service.
+// All implementations must embed UnimplementedAgendaServer
+// for forward compatibility
+type AgendaServer interface {
+	CreateEvent(context.Context, *CreateEventRequest) (*CreateEventResponse, error)
+	GetEvent(context.Context, *GetEventRequest) (*GetEventResponse, error)
+	GetEvents(context.Context, *GetEventsRequest) (*GetEventsResponse, error)
+	DeleteEvent(context.Context, *DeleteEventRequest) (*DeleteEventResponse, error)
+	SubscribeEvent(context.Context, *SubscribeEventRequest) (*SubscribeEventResponse, error)
+	UnsubscribeEvent(context.Context, *UnsubscribeEventRequest) (*UnsubscribeEventResponse, error)
+	DeleteSubscription(context.Context, *DeleteSubscriptionRequest) (*DeleteSubscriptionResponse, error)
+	mustEmbedUnimplementedAgendaServer()
+}
+
+// UnimplementedAgendaServer must be embedded to have forward compatible implementations.
+type UnimplementedAgendaServer struct {
+}
+
+func (UnimplementedAgendaServer) CreateEvent(context.Context, *CreateEventRequest) (*CreateEventResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method CreateEvent not implemented")
+}
+func (UnimplementedAgendaServer) GetEvent(context.Context, *GetEventRequest) (*GetEventResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetEvent not implemented")
+}
+func (UnimplementedAgendaServer) GetEvents(context.Context, *GetEventsRequest) (*GetEventsResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetEvents not implemented")
+}
+func (UnimplementedAgendaServer) DeleteEvent(context.Context, *DeleteEventRequest) (*DeleteEventResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method DeleteEvent not implemented")
+}
+func (UnimplementedAgendaServer) SubscribeEvent(context.Context, *SubscribeEventRequest) (*SubscribeEventResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SubscribeEvent not implemented")
+}
+func (UnimplementedAgendaServer) UnsubscribeEvent(context.Context, *UnsubscribeEventRequest) (*UnsubscribeEventResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method UnsubscribeEvent not implemented")
+}
+func (UnimplementedAgendaServer) DeleteSubscription(context.Context, *DeleteSubscriptionRequest) (*DeleteSubscriptionResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method DeleteSubscription not implemented")
+}
+func (UnimplementedAgendaServer) mustEmbedUnimplementedAgendaServer() {}
+
+// UnsafeAgendaServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to AgendaServer will
+// result in compilation errors.
+type UnsafeAgendaServer interface {
+	mustEmbedUnimplementedAgendaServer()
+}
+
+func RegisterAgendaServer(s grpc.ServiceRegistrar, srv AgendaServer) {
+	s.RegisterService(&Agenda_ServiceDesc, srv)
+}
+
+func _Agenda_CreateEvent_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(CreateEventRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).CreateEvent(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/CreateEvent",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).CreateEvent(ctx, req.(*CreateEventRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Agenda_GetEvent_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(GetEventRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).GetEvent(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/GetEvent",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).GetEvent(ctx, req.(*GetEventRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Agenda_GetEvents_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(GetEventsRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).GetEvents(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/GetEvents",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).GetEvents(ctx, req.(*GetEventsRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Agenda_DeleteEvent_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DeleteEventRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).DeleteEvent(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/DeleteEvent",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).DeleteEvent(ctx, req.(*DeleteEventRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Agenda_SubscribeEvent_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(SubscribeEventRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).SubscribeEvent(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/SubscribeEvent",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).SubscribeEvent(ctx, req.(*SubscribeEventRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Agenda_UnsubscribeEvent_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(UnsubscribeEventRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).UnsubscribeEvent(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/UnsubscribeEvent",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).UnsubscribeEvent(ctx, req.(*UnsubscribeEventRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Agenda_DeleteSubscription_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DeleteSubscriptionRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AgendaServer).DeleteSubscription(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/Agenda/DeleteSubscription",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AgendaServer).DeleteSubscription(ctx, req.(*DeleteSubscriptionRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// Agenda_ServiceDesc is the grpc.ServiceDesc for Agenda service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var Agenda_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "Agenda",
+	HandlerType: (*AgendaServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "CreateEvent",
+			Handler:    _Agenda_CreateEvent_Handler,
+		},
+		{
+			MethodName: "GetEvent",
+			Handler:    _Agenda_GetEvent_Handler,
+		},
+		{
+			MethodName: "GetEvents",
+			Handler:    _Agenda_GetEvents_Handler,
+		},
+		{
+			MethodName: "DeleteEvent",
+			Handler:    _Agenda_DeleteEvent_Handler,
+		},
+		{
+			MethodName: "SubscribeEvent",
+			Handler:    _Agenda_SubscribeEvent_Handler,
+		},
+		{
+			MethodName: "UnsubscribeEvent",
+			Handler:    _Agenda_UnsubscribeEvent_Handler,
+		},
+		{
+			MethodName: "DeleteSubscription",
+			Handler:    _Agenda_DeleteSubscription_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "agenda.proto",
+}

handlers/events.go

@@ -70,3 +70,24 @@ func (h AgendaHandler) SubscribeEvent(eventid string, subscriber string, data ma
 	err = h.storage.AddSubscription(eventid, subscription)
 	return
 }
+
+func (h AgendaHandler) DeleteSubscription(eventid string, subscriber string, data map[string]any) (err error) {
+	if eventid == "" || subscriber == "" {
+		return errors.New("missing eventid or subscriber")
+	}
+	now := time.Now()
+	id := uuid.NewString()
+	deletesubscription := storage.Subscription{
+		ID:         id,
+		Subscriber: subscriber,
+		Tags:       []string{},
+		CreatedAt:  now,
+		Data:       map[string]any{},
+	}
+	// Initiate data map
+	for k, v := range data {
+		deletesubscription.Data[k] = v
+	}
+	err = h.storage.UpdateSubscription(eventid, subscriber, deletesubscription)
+	return
+}

storage/events.go

@@ -17,6 +17,7 @@ type Event struct {
 	Allday              bool           `json:"allday"`
 	MaxSubscribers      int64          `json:"max_subscribers"`
 	Subscriptions       []Subscription `json:"subscriptions" bson:"subscriptions,omitempty"`
+	DeletedSubscription []Subscription `json:"deletedsubscriptions" bson:"deletedsubscriptions,omitempty"`
 	Data                map[string]any `json:"data"`
 }
 

storage/mongodb.go

@@ -120,3 +120,26 @@ func (s MongoDBStorage) AddSubscription(eventid string, subscription Subscriptio
 	_, err := collection.UpdateOne(context.TODO(), filter, push)
 	return err
 }
+
+func (s MongoDBStorage) UpdateSubscription(eventid string, subscriber string, deletesubscription Subscription) error {
+	collection := s.Client.Database(s.DbName).Collection(s.Collections["events"])
+
+	event := &Event{}
+	if errr := collection.FindOne(context.TODO(), bson.M{"_id": eventid}).Decode(event); errr != nil {
+		return errr
+	}
+
+	for i := range event.Subscriptions {
+		if event.Subscriptions[i].Subscriber == subscriber {
+			filter := bson.M{"_id": eventid}
+			push := bson.M{"$push": bson.M{"deletedsubscriptions": deletesubscription}}
+			pull := bson.M{"$pull": bson.M{"subscriptions": bson.M{"subscriber": subscriber}}}
+			_, er := collection.UpdateOne(context.TODO(), filter, push)
+			if _, err := collection.UpdateOne(context.TODO(), filter, pull); err != nil {
+				return err
+			}
+			return er
+		}
+	}
+	return nil
+}

storage/storage.go

@@ -11,6 +11,7 @@ type Storage interface {
 	GetEvent(string) (*Event, error)
 	GetEvents(namespaces []string) ([]Event, error)
 	AddSubscription(eventid string, subscription Subscription) error
+	UpdateSubscription(eventid string, subscriber string, deletesubscription Subscription) error
 }
 type StorageImpl struct {
 }