run go mod tidy

go.mod

@@ -3,16 +3,17 @@ module git.coopgo.io/coopgo-platform/agenda
 go 1.18
 
 require (
+	github.com/golang/protobuf v1.5.2
 	github.com/google/uuid v1.3.0
 	github.com/spf13/viper v1.12.0
 	go.mongodb.org/mongo-driver v1.10.1
 	google.golang.org/grpc v1.46.2
 	google.golang.org/protobuf v1.28.0
+	gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22
 )
 
 require (
 	github.com/fsnotify/fsnotify v1.5.4 // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/golang/snappy v0.0.1 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/klauspost/compress v1.13.6 // indirect
@@ -38,7 +39,6 @@ require (
 	golang.org/x/text v0.3.7 // indirect
 	google.golang.org/genproto v0.0.0-20220519153652-3a47de7e79bd // indirect
 	gopkg.in/ini.v1 v1.66.4 // indirect
-	gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

grpcapi/agenda.pb.go

@@ -628,18 +628,128 @@ func (x *UnsubscribeEventResponse) GetOk() bool {
 	return false
 }
 
+type DeleteSubscriptionRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Subscriber string          `protobuf:"bytes,32,opt,name=subscriber,proto3" json:"subscriber,omitempty"`
+	Eventid    string          `protobuf:"bytes,33,opt,name=eventid,proto3" json:"eventid,omitempty"`
+	Data       *_struct.Struct `protobuf:"bytes,34,opt,name=data,proto3" json:"data,omitempty"`
+}
+
+func (x *DeleteSubscriptionRequest) Reset() {
+	*x = DeleteSubscriptionRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_agenda_proto_msgTypes[12]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DeleteSubscriptionRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteSubscriptionRequest) ProtoMessage() {}
+
+func (x *DeleteSubscriptionRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_agenda_proto_msgTypes[12]
+	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 DeleteSubscriptionRequest.ProtoReflect.Descriptor instead.
+func (*DeleteSubscriptionRequest) Descriptor() ([]byte, []int) {
+	return file_agenda_proto_rawDescGZIP(), []int{12}
+}
+
+func (x *DeleteSubscriptionRequest) GetSubscriber() string {
+	if x != nil {
+		return x.Subscriber
+	}
+	return ""
+}
+
+func (x *DeleteSubscriptionRequest) GetEventid() string {
+	if x != nil {
+		return x.Eventid
+	}
+	return ""
+}
+
+func (x *DeleteSubscriptionRequest) GetData() *_struct.Struct {
+	if x != nil {
+		return x.Data
+	}
+	return nil
+}
+
+type DeleteSubscriptionResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Ok bool `protobuf:"varint,41,opt,name=ok,proto3" json:"ok,omitempty"`
+}
+
+func (x *DeleteSubscriptionResponse) Reset() {
+	*x = DeleteSubscriptionResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_agenda_proto_msgTypes[13]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DeleteSubscriptionResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteSubscriptionResponse) ProtoMessage() {}
+
+func (x *DeleteSubscriptionResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_agenda_proto_msgTypes[13]
+	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 DeleteSubscriptionResponse.ProtoReflect.Descriptor instead.
+func (*DeleteSubscriptionResponse) Descriptor() ([]byte, []int) {
+	return file_agenda_proto_rawDescGZIP(), []int{13}
+}
+
+func (x *DeleteSubscriptionResponse) GetOk() bool {
+	if x != nil {
+		return x.Ok
+	}
+	return false
+}
+
 type UpdateEventRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Event *Event `protobuf:"bytes,32,opt,name=event,proto3" json:"event,omitempty"`
+	Event *Event `protobuf:"bytes,52,opt,name=event,proto3" json:"event,omitempty"`
 }
 
 func (x *UpdateEventRequest) Reset() {
 	*x = UpdateEventRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_agenda_proto_msgTypes[12]
+		mi := &file_agenda_proto_msgTypes[14]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -652,7 +762,7 @@ func (x *UpdateEventRequest) String() string {
 func (*UpdateEventRequest) ProtoMessage() {}
 
 func (x *UpdateEventRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_agenda_proto_msgTypes[12]
+	mi := &file_agenda_proto_msgTypes[14]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -665,7 +775,7 @@ func (x *UpdateEventRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use UpdateEventRequest.ProtoReflect.Descriptor instead.
 func (*UpdateEventRequest) Descriptor() ([]byte, []int) {
-	return file_agenda_proto_rawDescGZIP(), []int{12}
+	return file_agenda_proto_rawDescGZIP(), []int{14}
 }
 
 func (x *UpdateEventRequest) GetEvent() *Event {
@@ -680,13 +790,13 @@ type UpdateEventResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Event *Event `protobuf:"bytes,33,opt,name=event,proto3" json:"event,omitempty"`
+	Event *Event `protobuf:"bytes,53,opt,name=event,proto3" json:"event,omitempty"`
 }
 
 func (x *UpdateEventResponse) Reset() {
 	*x = UpdateEventResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_agenda_proto_msgTypes[13]
+		mi := &file_agenda_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -699,7 +809,7 @@ func (x *UpdateEventResponse) String() string {
 func (*UpdateEventResponse) ProtoMessage() {}
 
 func (x *UpdateEventResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_agenda_proto_msgTypes[13]
+	mi := &file_agenda_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -712,7 +822,7 @@ func (x *UpdateEventResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use UpdateEventResponse.ProtoReflect.Descriptor instead.
 func (*UpdateEventResponse) Descriptor() ([]byte, []int) {
-	return file_agenda_proto_rawDescGZIP(), []int{13}
+	return file_agenda_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *UpdateEventResponse) GetEvent() *Event {
@@ -779,44 +889,61 @@ var file_agenda_proto_rawDesc = []byte{
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+	0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x43, 0x0a, 0x0e, 0x53,
+	0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x12, 0x16, 0x2e,
+	0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x52, 0x65,
+	0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x17, 0x2e, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62,
+	0x65, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00,
+	0x12, 0x49, 0x0a, 0x10, 0x55, 0x6e, 0x73, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x45,
+	0x76, 0x65, 0x6e, 0x74, 0x12, 0x18, 0x2e, 0x55, 0x6e, 0x73, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69,
+	0x62, 0x65, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x19,
+	0x2e, 0x55, 0x6e, 0x73, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x62, 0x65, 0x45, 0x76, 0x65, 0x6e,
+	0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x4f, 0x0a, 0x12, 0x44,
+	0x65, 0x6c, 0x65, 0x74, 0x65, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x69, 0x6f,
+	0x6e, 0x12, 0x1a, 0x2e, 0x44, 0x65, 0x6c, 0x65, 0x74, 0x65, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72,
+	0x69, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x1b, 0x2e,
+	0x44, 0x65, 0x6c, 0x65, 0x74, 0x65, 0x53, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x69,
+	0x6f, 0x6e, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x2e, 0x5a, 0x2c,
+	0x67, 0x69, 0x74, 0x2e, 0x63, 0x6f, 0x6f, 0x70, 0x67, 0x6f, 0x2e, 0x69, 0x6f, 0x2f, 0x63, 0x6f,
+	0x6f, 0x70, 0x67, 0x6f, 0x2d, 0x70, 0x6c, 0x61, 0x74, 0x66, 0x6f, 0x72, 0x6d, 0x2f, 0x61, 0x67,
+	0x65, 0x6e, 0x64, 0x61, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x61, 0x70, 0x69, 0x62, 0x06, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -831,55 +958,60 @@ func file_agenda_proto_rawDescGZIP() []byte {
 	return file_agenda_proto_rawDescData
 }
 
-var file_agenda_proto_msgTypes = make([]protoimpl.MessageInfo, 14)
+var file_agenda_proto_msgTypes = make([]protoimpl.MessageInfo, 16)
 var file_agenda_proto_goTypes = []interface{}{
-	(*CreateEventRequest)(nil),       // 0: CreateEventRequest
+	(*CreateEventRequest)(nil),         // 0: CreateEventRequest
-	(*CreateEventResponse)(nil),      // 1: CreateEventResponse
+	(*CreateEventResponse)(nil),        // 1: CreateEventResponse
-	(*GetEventRequest)(nil),          // 2: GetEventRequest
+	(*GetEventRequest)(nil),            // 2: GetEventRequest
-	(*GetEventResponse)(nil),         // 3: GetEventResponse
+	(*GetEventResponse)(nil),           // 3: GetEventResponse
-	(*DeleteEventRequest)(nil),       // 4: DeleteEventRequest
+	(*DeleteEventRequest)(nil),         // 4: DeleteEventRequest
-	(*DeleteEventResponse)(nil),      // 5: DeleteEventResponse
+	(*DeleteEventResponse)(nil),        // 5: DeleteEventResponse
-	(*GetEventsRequest)(nil),         // 6: GetEventsRequest
+	(*GetEventsRequest)(nil),           // 6: GetEventsRequest
-	(*GetEventsResponse)(nil),        // 7: GetEventsResponse
+	(*GetEventsResponse)(nil),          // 7: GetEventsResponse
-	(*SubscribeEventRequest)(nil),    // 8: SubscribeEventRequest
+	(*SubscribeEventRequest)(nil),      // 8: SubscribeEventRequest
-	(*SubscribeEventResponse)(nil),   // 9: SubscribeEventResponse
+	(*SubscribeEventResponse)(nil),     // 9: SubscribeEventResponse
-	(*UnsubscribeEventRequest)(nil),  // 10: UnsubscribeEventRequest
+	(*UnsubscribeEventRequest)(nil),    // 10: UnsubscribeEventRequest
-	(*UnsubscribeEventResponse)(nil), // 11: UnsubscribeEventResponse
+	(*UnsubscribeEventResponse)(nil),   // 11: UnsubscribeEventResponse
-	(*UpdateEventRequest)(nil),       // 12: UpdateEventRequest
+	(*DeleteSubscriptionRequest)(nil),  // 12: DeleteSubscriptionRequest
-	(*UpdateEventResponse)(nil),      // 13: UpdateEventResponse
+	(*DeleteSubscriptionResponse)(nil), // 13: DeleteSubscriptionResponse
-	(*Event)(nil),                    // 14: Event
+	(*UpdateEventRequest)(nil),         // 14: UpdateEventRequest
-	(*timestamp.Timestamp)(nil),      // 15: google.protobuf.Timestamp
+	(*UpdateEventResponse)(nil),        // 15: UpdateEventResponse
-	(*_struct.Struct)(nil),           // 16: google.protobuf.Struct
+	(*Event)(nil),                      // 16: Event
+	(*timestamp.Timestamp)(nil),        // 17: google.protobuf.Timestamp
+	(*_struct.Struct)(nil),             // 18: google.protobuf.Struct
 }
 var file_agenda_proto_depIdxs = []int32{
-	14, // 0: CreateEventRequest.event:type_name -> Event
+	16, // 0: CreateEventRequest.event:type_name -> Event
-	14, // 1: CreateEventResponse.event:type_name -> Event
+	16, // 1: CreateEventResponse.event:type_name -> Event
-	14, // 2: GetEventResponse.event:type_name -> Event
+	16, // 2: GetEventResponse.event:type_name -> Event
-	15, // 3: GetEventsRequest.mindate:type_name -> google.protobuf.Timestamp
+	17, // 3: GetEventsRequest.mindate:type_name -> google.protobuf.Timestamp
-	15, // 4: GetEventsRequest.maxdate:type_name -> google.protobuf.Timestamp
+	17, // 4: GetEventsRequest.maxdate:type_name -> google.protobuf.Timestamp
-	14, // 5: GetEventsResponse.events:type_name -> Event
+	16, // 5: GetEventsResponse.events:type_name -> Event
-	16, // 6: SubscribeEventRequest.data:type_name -> google.protobuf.Struct
+	18, // 6: SubscribeEventRequest.data:type_name -> google.protobuf.Struct
-	14, // 7: UpdateEventRequest.event:type_name -> Event
+	18, // 7: DeleteSubscriptionRequest.data:type_name -> google.protobuf.Struct
-	14, // 8: UpdateEventResponse.event:type_name -> Event
+	16, // 8: UpdateEventRequest.event:type_name -> Event
-	0,  // 9: Agenda.CreateEvent:input_type -> CreateEventRequest
+	16, // 9: UpdateEventResponse.event:type_name -> Event
-	2,  // 10: Agenda.GetEvent:input_type -> GetEventRequest
+	0,  // 10: Agenda.CreateEvent:input_type -> CreateEventRequest
-	6,  // 11: Agenda.GetEvents:input_type -> GetEventsRequest
+	2,  // 11: Agenda.GetEvent:input_type -> GetEventRequest
-	4,  // 12: Agenda.DeleteEvent:input_type -> DeleteEventRequest
+	6,  // 12: Agenda.GetEvents:input_type -> GetEventsRequest
-	12, // 13: Agenda.UpdateEvent:input_type -> UpdateEventRequest
+	4,  // 13: Agenda.DeleteEvent:input_type -> DeleteEventRequest
-	8,  // 14: Agenda.SubscribeEvent:input_type -> SubscribeEventRequest
+	14, // 14: Agenda.UpdateEvent:input_type -> UpdateEventRequest
-	10, // 15: Agenda.UnsubscribeEvent:input_type -> UnsubscribeEventRequest
+	8,  // 15: Agenda.SubscribeEvent:input_type -> SubscribeEventRequest
-	1,  // 16: Agenda.CreateEvent:output_type -> CreateEventResponse
+	10, // 16: Agenda.UnsubscribeEvent:input_type -> UnsubscribeEventRequest
-	3,  // 17: Agenda.GetEvent:output_type -> GetEventResponse
+	12, // 17: Agenda.DeleteSubscription:input_type -> DeleteSubscriptionRequest
-	7,  // 18: Agenda.GetEvents:output_type -> GetEventsResponse
+	1,  // 18: Agenda.CreateEvent:output_type -> CreateEventResponse
-	5,  // 19: Agenda.DeleteEvent:output_type -> DeleteEventResponse
+	3,  // 19: Agenda.GetEvent:output_type -> GetEventResponse
-	13, // 20: Agenda.UpdateEvent:output_type -> UpdateEventResponse
+	7,  // 20: Agenda.GetEvents:output_type -> GetEventsResponse
-	9,  // 21: Agenda.SubscribeEvent:output_type -> SubscribeEventResponse
+	5,  // 21: Agenda.DeleteEvent:output_type -> DeleteEventResponse
-	11, // 22: Agenda.UnsubscribeEvent:output_type -> UnsubscribeEventResponse
+	15, // 22: Agenda.UpdateEvent:output_type -> UpdateEventResponse
-	16, // [16:23] is the sub-list for method output_type
+	9,  // 23: Agenda.SubscribeEvent:output_type -> SubscribeEventResponse
-	9,  // [9:16] is the sub-list for method input_type
+	11, // 24: Agenda.UnsubscribeEvent:output_type -> UnsubscribeEventResponse
-	9,  // [9:9] is the sub-list for extension type_name
+	13, // 25: Agenda.DeleteSubscription:output_type -> DeleteSubscriptionResponse
-	9,  // [9:9] is the sub-list for extension extendee
+	18, // [18:26] is the sub-list for method output_type
-	0,  // [0:9] is the sub-list for field type_name
+	10, // [10:18] is the sub-list for method input_type
+	10, // [10:10] is the sub-list for extension type_name
+	10, // [10:10] is the sub-list for extension extendee
+	0,  // [0:10] is the sub-list for field type_name
 }
 
 func init() { file_agenda_proto_init() }
@@ -1034,7 +1166,7 @@ func file_agenda_proto_init() {
 			}
 		}
 		file_agenda_proto_msgTypes[12].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*UpdateEventRequest); i {
+			switch v := v.(*DeleteSubscriptionRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1046,6 +1178,30 @@ func file_agenda_proto_init() {
 			}
 		}
 		file_agenda_proto_msgTypes[13].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DeleteSubscriptionResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_agenda_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*UpdateEventRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_agenda_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*UpdateEventResponse); i {
 			case 0:
 				return &v.state
@@ -1064,7 +1220,7 @@ func file_agenda_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_agenda_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   14,
+			NumMessages:   16,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

grpcapi/agenda.proto

@@ -16,6 +16,7 @@ service Agenda {
     rpc UpdateEvent(UpdateEventRequest) returns (UpdateEventResponse) {}
     rpc SubscribeEvent(SubscribeEventRequest) returns (SubscribeEventResponse) {}
     rpc UnsubscribeEvent(UnsubscribeEventRequest) returns (UnsubscribeEventResponse) {}
+    rpc DeleteSubscription(DeleteSubscriptionRequest) returns (DeleteSubscriptionResponse) {}
 }
 
 message CreateEventRequest {
@@ -72,10 +73,19 @@ message UnsubscribeEventResponse {
     bool ok = 39;
 }
 
+message DeleteSubscriptionRequest {
+    string subscriber = 32;
+    string eventid = 33;
+    google.protobuf.Struct data = 34;
+}
+
+message DeleteSubscriptionResponse {
+    bool ok = 41;
+}
 message UpdateEventRequest {
-    Event event = 32;
+    Event event = 52;
 }
 
 message UpdateEventResponse {
-    Event event = 33;
+    Event event = 53;
 }

grpcapi/agenda_grpc.pb.go

@@ -29,6 +29,7 @@ type AgendaClient interface {
 	UpdateEvent(ctx context.Context, in *UpdateEventRequest, opts ...grpc.CallOption) (*UpdateEventResponse, 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 {
@@ -102,6 +103,15 @@ 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
@@ -113,6 +123,7 @@ type AgendaServer interface {
 	UpdateEvent(context.Context, *UpdateEventRequest) (*UpdateEventResponse, error)
 	SubscribeEvent(context.Context, *SubscribeEventRequest) (*SubscribeEventResponse, error)
 	UnsubscribeEvent(context.Context, *UnsubscribeEventRequest) (*UnsubscribeEventResponse, error)
+	DeleteSubscription(context.Context, *DeleteSubscriptionRequest) (*DeleteSubscriptionResponse, error)
 	mustEmbedUnimplementedAgendaServer()
 }
 
@@ -141,6 +152,9 @@ 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.
@@ -280,6 +294,24 @@ 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)
@@ -315,6 +347,10 @@ 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{},
 		Deleted:        e.Deleted,
 	}
@@ -34,6 +35,10 @@ 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 {
@@ -73,12 +78,18 @@ 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,
@@ -94,6 +105,7 @@ func EventFromStorageType(event *storage.Event) (*Event, error) {
 		Allday:         event.Allday,
 		MaxSubscribers: event.MaxSubscribers,
 		Subscriptions:  subscriptions,
+		DeletedSubscription: deletedsubscription,
 		Data:           data,
 		Deleted:        event.Deleted,
 	}, nil

grpcapi/events.pb.go

@@ -27,22 +27,23 @@ type Event struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id             string               `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Id                  string               `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-	Namespace      string               `protobuf:"bytes,2,opt,name=namespace,proto3" json:"namespace,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"`
+	Type                string               `protobuf:"bytes,3,opt,name=type,proto3" json:"type,omitempty"`
-	Owners         []string             `protobuf:"bytes,4,rep,name=owners,proto3" json:"owners,omitempty"`
+	Owners              []string             `protobuf:"bytes,4,rep,name=owners,proto3" json:"owners,omitempty"`
-	RestrictedTo   []string             `protobuf:"bytes,5,rep,name=restricted_to,json=restrictedTo,proto3" json:"restricted_to,omitempty"`
+	RestrictedTo        []string             `protobuf:"bytes,5,rep,name=restricted_to,json=restrictedTo,proto3" json:"restricted_to,omitempty"`
-	Name           string               `protobuf:"bytes,6,opt,name=name,proto3" json:"name,omitempty"`
+	Name                string               `protobuf:"bytes,6,opt,name=name,proto3" json:"name,omitempty"`
-	Description    string               `protobuf:"bytes,7,opt,name=description,proto3" json:"description,omitempty"`
+	Description         string               `protobuf:"bytes,7,opt,name=description,proto3" json:"description,omitempty"`
-	Startdate      *timestamp.Timestamp `protobuf:"bytes,8,opt,name=startdate,proto3" json:"startdate,omitempty"`
+	Startdate           *timestamp.Timestamp `protobuf:"bytes,8,opt,name=startdate,proto3" json:"startdate,omitempty"`
-	Enddate        *timestamp.Timestamp `protobuf:"bytes,9,opt,name=enddate,proto3" json:"enddate,omitempty"`
+	Enddate             *timestamp.Timestamp `protobuf:"bytes,9,opt,name=enddate,proto3" json:"enddate,omitempty"`
-	Allday         bool                 `protobuf:"varint,10,opt,name=allday,proto3" json:"allday,omitempty"`
+	Allday              bool                 `protobuf:"varint,10,opt,name=allday,proto3" json:"allday,omitempty"`
-	Starttime      string               `protobuf:"bytes,11,opt,name=starttime,proto3" json:"starttime,omitempty"`
+	Starttime           string               `protobuf:"bytes,11,opt,name=starttime,proto3" json:"starttime,omitempty"`
-	Endtime        string               `protobuf:"bytes,12,opt,name=endtime,proto3" json:"endtime,omitempty"`
+	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"`
+	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"`
+	Subscriptions       []*Subscription      `protobuf:"bytes,14,rep,name=subscriptions,proto3" json:"subscriptions,omitempty"`
-	Data           *_struct.Struct      `protobuf:"bytes,15,opt,name=data,proto3" json:"data,omitempty"`
+	DeletedSubscription []*Subscription      `protobuf:"bytes,16,rep,name=deleted_subscription,json=deletedSubscription,proto3" json:"deleted_subscription,omitempty"`
-	Deleted        bool                 `protobuf:"varint,16,opt,name=deleted,proto3" json:"deleted,omitempty"`
+	Data                *_struct.Struct      `protobuf:"bytes,15,opt,name=data,proto3" json:"data,omitempty"`
+	Deleted             bool                 `protobuf:"varint,17,opt,name=deleted,proto3" json:"deleted,omitempty"`
 }
 
 func (x *Event) Reset() {
@@ -175,6 +176,13 @@ func (x *Event) GetSubscriptions() []*Subscription {
 	return nil
 }
 
+func (x *Event) GetDeletedSubscription() []*Subscription {
+	if x != nil {
+		return x.DeletedSubscription
+	}
+	return nil
+}
+
 func (x *Event) GetData() *_struct.Struct {
 	if x != nil {
 		return x.Data
@@ -275,7 +283,7 @@ var file_events_proto_rawDesc = []byte{
 	0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f,
 	0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x1f, 0x67, 0x6f,
 	0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x74, 0x69,
-	0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xa1, 0x04,
+	0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xe3, 0x04,
 	0x0a, 0x05, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x12, 0x0e, 0x0a, 0x02, 0x69, 0x64, 0x18, 0x01, 0x20,
 	0x01, 0x28, 0x09, 0x52, 0x02, 0x69, 0x64, 0x12, 0x1c, 0x0a, 0x09, 0x6e, 0x61, 0x6d, 0x65, 0x73,
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@@ -305,27 +313,31 @@ var file_events_proto_rawDesc = []byte{
 	0x69, 0x62, 0x65, 0x72, 0x73, 0x12, 0x33, 0x0a, 0x0d, 0x73, 0x75, 0x62, 0x73, 0x63, 0x72, 0x69,
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+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -351,14 +363,15 @@ var file_events_proto_depIdxs = []int32{
 	2, // 0: Event.startdate:type_name -> google.protobuf.Timestamp
 	2, // 1: Event.enddate:type_name -> google.protobuf.Timestamp
 	1, // 2: Event.subscriptions:type_name -> Subscription
-	3, // 3: Event.data:type_name -> google.protobuf.Struct
+	1, // 3: Event.deleted_subscription:type_name -> Subscription
-	3, // 4: Subscription.data:type_name -> google.protobuf.Struct
+	3, // 4: Event.data:type_name -> google.protobuf.Struct
-	2, // 5: Subscription.created_at:type_name -> google.protobuf.Timestamp
+	3, // 5: Subscription.data:type_name -> google.protobuf.Struct
-	6, // [6:6] is the sub-list for method output_type
+	2, // 6: Subscription.created_at:type_name -> google.protobuf.Timestamp
-	6, // [6:6] is the sub-list for method input_type
+	7, // [7:7] is the sub-list for method output_type
-	6, // [6:6] is the sub-list for extension type_name
+	7, // [7:7] is the sub-list for method input_type
-	6, // [6:6] is the sub-list for extension extendee
+	7, // [7:7] is the sub-list for extension type_name
-	0, // [0:6] is the sub-list for field type_name
+	7, // [7:7] is the sub-list for extension extendee
+	0, // [0:7] is the sub-list for field type_name
 }
 
 func init() { file_events_proto_init() }

grpcapi/events.proto

@@ -20,8 +20,9 @@ message Event {
     string endtime = 12;
     int64 max_subscribers = 13;
     repeated Subscription subscriptions = 14;
+    repeated Subscription deleted_subscription = 16;
     google.protobuf.Struct data = 15;
-    bool deleted = 16;
+    bool deleted = 17;
 }
 
 message Subscription {

grpcapi/grpcapi.go

@@ -95,6 +95,16 @@ func (s AgendaServerImpl) UnsubscribeEvent(context.Context, *UnsubscribeEventReq
 	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) UpdateEvent(ctx context.Context, req *UpdateEventRequest) (*UpdateEventResponse, error) {
 	b := req.Event.ToStorageType()

handlers/events.go

@@ -71,6 +71,26 @@ func (h AgendaHandler) SubscribeEvent(eventid string, subscriber string, data ma
 	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
+}
 func (h AgendaHandler) UpdateEvent(event storage.Event) (*storage.Event, error) {
 
 	// Store the account

storage/events.go

@@ -3,22 +3,23 @@ package storage
 import "time"
 
 type Event struct {
-	ID             string         `json:"id" bson:"_id"`
+	ID                  string         `json:"id" bson:"_id"`
-	Namespace      string         `json:"namespace"`
+	Namespace           string         `json:"namespace"`
-	Owners         []string       `json:"owners"`
+	Owners              []string       `json:"owners"`
-	RestrictedTo   []string       `json:"restricted_to"`
+	RestrictedTo        []string       `json:"restricted_to"`
-	Type           string         `json:"type"`
+	Type                string         `json:"type"`
-	Name           string         `json:"name"`
+	Name                string         `json:"name"`
-	Description    string         `json:"description"`
+	Description         string         `json:"description"`
-	Startdate      time.Time      `json:"startdate"`
+	Startdate           time.Time      `json:"startdate"`
-	Enddate        time.Time      `json:"enddate"`
+	Enddate             time.Time      `json:"enddate"`
-	Starttime      string         `json:"starttime"`
+	Starttime           string         `json:"starttime"`
-	Endtime        string         `json:"endtime"`
+	Endtime             string         `json:"endtime"`
-	Allday         bool           `json:"allday"`
+	Allday              bool           `json:"allday"`
-	MaxSubscribers int64          `json:"max_subscribers"`
+	MaxSubscribers      int64          `json:"max_subscribers"`
-	Subscriptions  []Subscription `json:"subscriptions" bson:"subscriptions,omitempty"`
+	Subscriptions       []Subscription `json:"subscriptions" bson:"subscriptions,omitempty"`
-	Data           map[string]any `json:"data"`
+	DeletedSubscription []Subscription `json:"deletedsubscriptions" bson:"deletedsubscriptions,omitempty"`
-	Deleted        bool           `json:"deleted"`
+	Data                map[string]any `json:"data"`
+	Deleted             bool           `json:"deleted"`
 }
 
 type Subscription struct {

storage/mongodb.go

@@ -121,6 +121,29 @@ func (s MongoDBStorage) AddSubscription(eventid string, subscription Subscriptio
 	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
+}
+
 func (s MongoDBStorage) UpdateEvent(event Event) error {
 	collection := s.Client.Database(s.DbName).Collection(s.Collections["events"])
 	if _, err := collection.ReplaceOne(context.TODO(), bson.M{"_id": event.ID}, event); err != 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
 	UpdateEvent(Event) error
 }
 type StorageImpl struct {