implement count rpc

api/v1alpha1/weather/weather.pb.go

@@ -22,6 +22,94 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type CountWeatherUpdatesRequest struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Opts          *GetWeatherOpts        `protobuf:"bytes,1,opt,name=opts,proto3" json:"opts,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *CountWeatherUpdatesRequest) Reset() {
+	*x = CountWeatherUpdatesRequest{}
+	mi := &file_weather_weather_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *CountWeatherUpdatesRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CountWeatherUpdatesRequest) ProtoMessage() {}
+
+func (x *CountWeatherUpdatesRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_weather_weather_proto_msgTypes[0]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CountWeatherUpdatesRequest.ProtoReflect.Descriptor instead.
+func (*CountWeatherUpdatesRequest) Descriptor() ([]byte, []int) {
+	return file_weather_weather_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *CountWeatherUpdatesRequest) GetOpts() *GetWeatherOpts {
+	if x != nil {
+		return x.Opts
+	}
+	return nil
+}
+
+type CountWeatherUpdatesResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Count         int32                  `protobuf:"varint,1,opt,name=count,proto3" json:"count,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *CountWeatherUpdatesResponse) Reset() {
+	*x = CountWeatherUpdatesResponse{}
+	mi := &file_weather_weather_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *CountWeatherUpdatesResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CountWeatherUpdatesResponse) ProtoMessage() {}
+
+func (x *CountWeatherUpdatesResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_weather_weather_proto_msgTypes[1]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CountWeatherUpdatesResponse.ProtoReflect.Descriptor instead.
+func (*CountWeatherUpdatesResponse) Descriptor() ([]byte, []int) {
+	return file_weather_weather_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *CountWeatherUpdatesResponse) GetCount() int32 {
+	if x != nil {
+		return x.Count
+	}
+	return 0
+}
+
 type GetWeatherRequest struct {
 	state         protoimpl.MessageState `protogen:"open.v1"`
 	Opts          *GetWeatherOpts        `protobuf:"bytes,1,opt,name=opts,proto3" json:"opts,omitempty"`
@@ -32,7 +120,7 @@ type GetWeatherRequest struct {
 
 func (x *GetWeatherRequest) Reset() {
 	*x = GetWeatherRequest{}
-	mi := &file_weather_weather_proto_msgTypes[0]
+	mi := &file_weather_weather_proto_msgTypes[2]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -44,7 +132,7 @@ func (x *GetWeatherRequest) String() string {
 func (*GetWeatherRequest) ProtoMessage() {}
 
 func (x *GetWeatherRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_weather_weather_proto_msgTypes[0]
+	mi := &file_weather_weather_proto_msgTypes[2]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -57,7 +145,7 @@ func (x *GetWeatherRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use GetWeatherRequest.ProtoReflect.Descriptor instead.
 func (*GetWeatherRequest) Descriptor() ([]byte, []int) {
-	return file_weather_weather_proto_rawDescGZIP(), []int{0}
+	return file_weather_weather_proto_rawDescGZIP(), []int{2}
 }
 
 func (x *GetWeatherRequest) GetOpts() *GetWeatherOpts {
@@ -84,7 +172,7 @@ type GetWeatherResponse struct {
 
 func (x *GetWeatherResponse) Reset() {
 	*x = GetWeatherResponse{}
-	mi := &file_weather_weather_proto_msgTypes[1]
+	mi := &file_weather_weather_proto_msgTypes[3]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -96,7 +184,7 @@ func (x *GetWeatherResponse) String() string {
 func (*GetWeatherResponse) ProtoMessage() {}
 
 func (x *GetWeatherResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_weather_weather_proto_msgTypes[1]
+	mi := &file_weather_weather_proto_msgTypes[3]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -109,7 +197,7 @@ func (x *GetWeatherResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use GetWeatherResponse.ProtoReflect.Descriptor instead.
 func (*GetWeatherResponse) Descriptor() ([]byte, []int) {
-	return file_weather_weather_proto_rawDescGZIP(), []int{1}
+	return file_weather_weather_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *GetWeatherResponse) GetLastUpdated() *timestamppb.Timestamp {
@@ -136,7 +224,7 @@ type GetWeatherOpts struct {
 
 func (x *GetWeatherOpts) Reset() {
 	*x = GetWeatherOpts{}
-	mi := &file_weather_weather_proto_msgTypes[2]
+	mi := &file_weather_weather_proto_msgTypes[4]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -148,7 +236,7 @@ func (x *GetWeatherOpts) String() string {
 func (*GetWeatherOpts) ProtoMessage() {}
 
 func (x *GetWeatherOpts) ProtoReflect() protoreflect.Message {
-	mi := &file_weather_weather_proto_msgTypes[2]
+	mi := &file_weather_weather_proto_msgTypes[4]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -161,7 +249,7 @@ func (x *GetWeatherOpts) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use GetWeatherOpts.ProtoReflect.Descriptor instead.
 func (*GetWeatherOpts) Descriptor() ([]byte, []int) {
-	return file_weather_weather_proto_rawDescGZIP(), []int{2}
+	return file_weather_weather_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *GetWeatherOpts) GetStationName() string {
@@ -214,7 +302,7 @@ type WeatherUpdate struct {
 
 func (x *WeatherUpdate) Reset() {
 	*x = WeatherUpdate{}
-	mi := &file_weather_weather_proto_msgTypes[3]
+	mi := &file_weather_weather_proto_msgTypes[5]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -226,7 +314,7 @@ func (x *WeatherUpdate) String() string {
 func (*WeatherUpdate) ProtoMessage() {}
 
 func (x *WeatherUpdate) ProtoReflect() protoreflect.Message {
-	mi := &file_weather_weather_proto_msgTypes[3]
+	mi := &file_weather_weather_proto_msgTypes[5]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -239,7 +327,7 @@ func (x *WeatherUpdate) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use WeatherUpdate.ProtoReflect.Descriptor instead.
 func (*WeatherUpdate) Descriptor() ([]byte, []int) {
-	return file_weather_weather_proto_rawDescGZIP(), []int{3}
+	return file_weather_weather_proto_rawDescGZIP(), []int{5}
 }
 
 func (x *WeatherUpdate) GetStationName() string {
@@ -450,7 +538,7 @@ type TempHumiditySensor struct {
 
 func (x *TempHumiditySensor) Reset() {
 	*x = TempHumiditySensor{}
-	mi := &file_weather_weather_proto_msgTypes[4]
+	mi := &file_weather_weather_proto_msgTypes[6]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -462,7 +550,7 @@ func (x *TempHumiditySensor) String() string {
 func (*TempHumiditySensor) ProtoMessage() {}
 
 func (x *TempHumiditySensor) ProtoReflect() protoreflect.Message {
-	mi := &file_weather_weather_proto_msgTypes[4]
+	mi := &file_weather_weather_proto_msgTypes[6]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -475,7 +563,7 @@ func (x *TempHumiditySensor) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TempHumiditySensor.ProtoReflect.Descriptor instead.
 func (*TempHumiditySensor) Descriptor() ([]byte, []int) {
-	return file_weather_weather_proto_rawDescGZIP(), []int{4}
+	return file_weather_weather_proto_rawDescGZIP(), []int{6}
 }
 
 func (x *TempHumiditySensor) GetName() string {
@@ -510,7 +598,7 @@ type BatteryStatus struct {
 
 func (x *BatteryStatus) Reset() {
 	*x = BatteryStatus{}
-	mi := &file_weather_weather_proto_msgTypes[5]
+	mi := &file_weather_weather_proto_msgTypes[7]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -522,7 +610,7 @@ func (x *BatteryStatus) String() string {
 func (*BatteryStatus) ProtoMessage() {}
 
 func (x *BatteryStatus) ProtoReflect() protoreflect.Message {
-	mi := &file_weather_weather_proto_msgTypes[5]
+	mi := &file_weather_weather_proto_msgTypes[7]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -535,7 +623,7 @@ func (x *BatteryStatus) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use BatteryStatus.ProtoReflect.Descriptor instead.
 func (*BatteryStatus) Descriptor() ([]byte, []int) {
-	return file_weather_weather_proto_rawDescGZIP(), []int{5}
+	return file_weather_weather_proto_rawDescGZIP(), []int{7}
 }
 
 func (x *BatteryStatus) GetComponent() string {
@@ -556,7 +644,11 @@ var File_weather_weather_proto protoreflect.FileDescriptor
 
 const file_weather_weather_proto_rawDesc = "" +
 	"\n" +
-	"\x15weather/weather.proto\x12\x0fambient.weather\x1a\x1fgoogle/protobuf/timestamp.proto\"m\n" +
+	"\x15weather/weather.proto\x12\x0fambient.weather\x1a\x1fgoogle/protobuf/timestamp.proto\"Q\n" +
+	"\x1aCountWeatherUpdatesRequest\x123\n" +
+	"\x04opts\x18\x01 \x01(\v2\x1f.ambient.weather.GetWeatherOptsR\x04opts\"3\n" +
+	"\x1bCountWeatherUpdatesResponse\x12\x14\n" +
+	"\x05count\x18\x01 \x01(\x05R\x05count\"m\n" +
 	"\x11GetWeatherRequest\x123\n" +
 	"\x04opts\x18\x01 \x01(\v2\x1f.ambient.weather.GetWeatherOptsR\x04opts\x12\x19\n" +
 	"\x05limit\x18\x02 \x01(\x05H\x00R\x05limit\x88\x01\x01B\b\n" +
@@ -647,28 +739,31 @@ func file_weather_weather_proto_rawDescGZIP() []byte {
 	return file_weather_weather_proto_rawDescData
 }
 
-var file_weather_weather_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
+var file_weather_weather_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
 var file_weather_weather_proto_goTypes = []any{
-	(*GetWeatherRequest)(nil),     // 0: ambient.weather.GetWeatherRequest
+	(*CountWeatherUpdatesRequest)(nil),  // 0: ambient.weather.CountWeatherUpdatesRequest
-	(*GetWeatherResponse)(nil),    // 1: ambient.weather.GetWeatherResponse
+	(*CountWeatherUpdatesResponse)(nil), // 1: ambient.weather.CountWeatherUpdatesResponse
-	(*GetWeatherOpts)(nil),        // 2: ambient.weather.GetWeatherOpts
+	(*GetWeatherRequest)(nil),           // 2: ambient.weather.GetWeatherRequest
-	(*WeatherUpdate)(nil),         // 3: ambient.weather.WeatherUpdate
+	(*GetWeatherResponse)(nil),          // 3: ambient.weather.GetWeatherResponse
-	(*TempHumiditySensor)(nil),    // 4: ambient.weather.TempHumiditySensor
+	(*GetWeatherOpts)(nil),              // 4: ambient.weather.GetWeatherOpts
-	(*BatteryStatus)(nil),         // 5: ambient.weather.BatteryStatus
+	(*WeatherUpdate)(nil),               // 5: ambient.weather.WeatherUpdate
-	(*timestamppb.Timestamp)(nil), // 6: google.protobuf.Timestamp
+	(*TempHumiditySensor)(nil),          // 6: ambient.weather.TempHumiditySensor
+	(*BatteryStatus)(nil),               // 7: ambient.weather.BatteryStatus
+	(*timestamppb.Timestamp)(nil),       // 8: google.protobuf.Timestamp
 }
 var file_weather_weather_proto_depIdxs = []int32{
-	2, // 0: ambient.weather.GetWeatherRequest.opts:type_name -> ambient.weather.GetWeatherOpts
+	4, // 0: ambient.weather.CountWeatherUpdatesRequest.opts:type_name -> ambient.weather.GetWeatherOpts
-	6, // 1: ambient.weather.GetWeatherResponse.last_updated:type_name -> google.protobuf.Timestamp
+	4, // 1: ambient.weather.GetWeatherRequest.opts:type_name -> ambient.weather.GetWeatherOpts
-	3, // 2: ambient.weather.GetWeatherResponse.weather_updates:type_name -> ambient.weather.WeatherUpdate
+	8, // 2: ambient.weather.GetWeatherResponse.last_updated:type_name -> google.protobuf.Timestamp
-	5, // 3: ambient.weather.WeatherUpdate.batteries:type_name -> ambient.weather.BatteryStatus
+	5, // 3: ambient.weather.GetWeatherResponse.weather_updates:type_name -> ambient.weather.WeatherUpdate
-	4, // 4: ambient.weather.WeatherUpdate.temp_humidity_sensors:type_name -> ambient.weather.TempHumiditySensor
+	7, // 4: ambient.weather.WeatherUpdate.batteries:type_name -> ambient.weather.BatteryStatus
-	6, // 5: ambient.weather.WeatherUpdate.update_timestamp:type_name -> google.protobuf.Timestamp
+	6, // 5: ambient.weather.WeatherUpdate.temp_humidity_sensors:type_name -> ambient.weather.TempHumiditySensor
-	6, // [6:6] is the sub-list for method output_type
+	8, // 6: ambient.weather.WeatherUpdate.update_timestamp: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_weather_weather_proto_init() }
@@ -676,18 +771,18 @@ func file_weather_weather_proto_init() {
 	if File_weather_weather_proto != nil {
 		return
 	}
-	file_weather_weather_proto_msgTypes[0].OneofWrappers = []any{}
 	file_weather_weather_proto_msgTypes[2].OneofWrappers = []any{}
-	file_weather_weather_proto_msgTypes[3].OneofWrappers = []any{}
 	file_weather_weather_proto_msgTypes[4].OneofWrappers = []any{}
 	file_weather_weather_proto_msgTypes[5].OneofWrappers = []any{}
+	file_weather_weather_proto_msgTypes[6].OneofWrappers = []any{}
+	file_weather_weather_proto_msgTypes[7].OneofWrappers = []any{}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: unsafe.Slice(unsafe.StringData(file_weather_weather_proto_rawDesc), len(file_weather_weather_proto_rawDesc)),
 			NumEnums:      0,
-			NumMessages:   6,
+			NumMessages:   8,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

api/v1alpha1/weather/weather_service.pb.go

@@ -25,20 +25,25 @@ var File_weather_weather_service_proto protoreflect.FileDescriptor
 
 const file_weather_weather_service_proto_rawDesc = "" +
 	"\n" +
-	"\x1dweather/weather_service.proto\x12\x0fambient.weather\x1a\x1cgoogle/api/annotations.proto\x1a\x15weather/weather.proto2\x88\x01\n" +
+	"\x1dweather/weather_service.proto\x12\x0fambient.weather\x1a\x1cgoogle/api/annotations.proto\x1a\x15weather/weather.proto2\x8e\x02\n" +
 	"\x1aAmbientLocalWeatherService\x12j\n" +
 	"\n" +
-	"GetWeather\x12\".ambient.weather.GetWeatherRequest\x1a#.ambient.weather.GetWeatherResponse\"\x13\x82\xd3\xe4\x93\x02\r\x12\v/v1/weatherBTZRgitea.libretechconsulting.com/rmcguire/ambient-local-exporter/api/v1alpha1/weatherb\x06proto3"
+	"GetWeather\x12\".ambient.weather.GetWeatherRequest\x1a#.ambient.weather.GetWeatherResponse\"\x13\x82\xd3\xe4\x93\x02\r\x12\v/v1/weather\x12\x83\x01\n" +
+	"\x13CountWeatherUpdates\x12+.ambient.weather.CountWeatherUpdatesRequest\x1a,.ambient.weather.CountWeatherUpdatesResponse\"\x11\x82\xd3\xe4\x93\x02\v\x12\t/v1/countBTZRgitea.libretechconsulting.com/rmcguire/ambient-local-exporter/api/v1alpha1/weatherb\x06proto3"
 
 var file_weather_weather_service_proto_goTypes = []any{
-	(*GetWeatherRequest)(nil),  // 0: ambient.weather.GetWeatherRequest
+	(*GetWeatherRequest)(nil),           // 0: ambient.weather.GetWeatherRequest
-	(*GetWeatherResponse)(nil), // 1: ambient.weather.GetWeatherResponse
+	(*CountWeatherUpdatesRequest)(nil),  // 1: ambient.weather.CountWeatherUpdatesRequest
+	(*GetWeatherResponse)(nil),          // 2: ambient.weather.GetWeatherResponse
+	(*CountWeatherUpdatesResponse)(nil), // 3: ambient.weather.CountWeatherUpdatesResponse
 }
 var file_weather_weather_service_proto_depIdxs = []int32{
 	0, // 0: ambient.weather.AmbientLocalWeatherService.GetWeather:input_type -> ambient.weather.GetWeatherRequest
-	1, // 1: ambient.weather.AmbientLocalWeatherService.GetWeather:output_type -> ambient.weather.GetWeatherResponse
+	1, // 1: ambient.weather.AmbientLocalWeatherService.CountWeatherUpdates:input_type -> ambient.weather.CountWeatherUpdatesRequest
-	1, // [1:2] is the sub-list for method output_type
+	2, // 2: ambient.weather.AmbientLocalWeatherService.GetWeather:output_type -> ambient.weather.GetWeatherResponse
-	0, // [0:1] is the sub-list for method input_type
+	3, // 3: ambient.weather.AmbientLocalWeatherService.CountWeatherUpdates:output_type -> ambient.weather.CountWeatherUpdatesResponse
+	2, // [2:4] is the sub-list for method output_type
+	0, // [0:2] is the sub-list for method input_type
 	0, // [0:0] is the sub-list for extension type_name
 	0, // [0:0] is the sub-list for extension extendee
 	0, // [0:0] is the sub-list for field type_name

api/v1alpha1/weather/weather_service.pb.gw.go

@@ -68,6 +68,39 @@ func local_request_AmbientLocalWeatherService_GetWeather_0(ctx context.Context,
 	return msg, metadata, err
 }
 
+var filter_AmbientLocalWeatherService_CountWeatherUpdates_0 = &utilities.DoubleArray{Encoding: map[string]int{}, Base: []int(nil), Check: []int(nil)}
+
+func request_AmbientLocalWeatherService_CountWeatherUpdates_0(ctx context.Context, marshaler runtime.Marshaler, client AmbientLocalWeatherServiceClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq CountWeatherUpdatesRequest
+		metadata runtime.ServerMetadata
+	)
+	io.Copy(io.Discard, req.Body)
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_AmbientLocalWeatherService_CountWeatherUpdates_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	msg, err := client.CountWeatherUpdates(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+}
+
+func local_request_AmbientLocalWeatherService_CountWeatherUpdates_0(ctx context.Context, marshaler runtime.Marshaler, server AmbientLocalWeatherServiceServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq CountWeatherUpdatesRequest
+		metadata runtime.ServerMetadata
+	)
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_AmbientLocalWeatherService_CountWeatherUpdates_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	msg, err := server.CountWeatherUpdates(ctx, &protoReq)
+	return msg, metadata, err
+}
+
 // RegisterAmbientLocalWeatherServiceHandlerServer registers the http handlers for service AmbientLocalWeatherService to "mux".
 // UnaryRPC     :call AmbientLocalWeatherServiceServer directly.
 // StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
@@ -94,6 +127,26 @@ func RegisterAmbientLocalWeatherServiceHandlerServer(ctx context.Context, mux *r
 		}
 		forward_AmbientLocalWeatherService_GetWeather_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
 	})
+	mux.Handle(http.MethodGet, pattern_AmbientLocalWeatherService_CountWeatherUpdates_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		annotatedContext, err := runtime.AnnotateIncomingContext(ctx, mux, req, "/ambient.weather.AmbientLocalWeatherService/CountWeatherUpdates", runtime.WithHTTPPathPattern("/v1/count"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_AmbientLocalWeatherService_CountWeatherUpdates_0(annotatedContext, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		forward_AmbientLocalWeatherService_CountWeatherUpdates_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
 
 	return nil
 }
@@ -151,13 +204,32 @@ func RegisterAmbientLocalWeatherServiceHandlerClient(ctx context.Context, mux *r
 		}
 		forward_AmbientLocalWeatherService_GetWeather_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
 	})
+	mux.Handle(http.MethodGet, pattern_AmbientLocalWeatherService_CountWeatherUpdates_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		annotatedContext, err := runtime.AnnotateContext(ctx, mux, req, "/ambient.weather.AmbientLocalWeatherService/CountWeatherUpdates", runtime.WithHTTPPathPattern("/v1/count"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_AmbientLocalWeatherService_CountWeatherUpdates_0(annotatedContext, inboundMarshaler, client, req, pathParams)
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		forward_AmbientLocalWeatherService_CountWeatherUpdates_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
 	return nil
 }
 
 var (
-	pattern_AmbientLocalWeatherService_GetWeather_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"v1", "weather"}, ""))
+	pattern_AmbientLocalWeatherService_GetWeather_0          = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"v1", "weather"}, ""))
+	pattern_AmbientLocalWeatherService_CountWeatherUpdates_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"v1", "count"}, ""))
 )
 
 var (
-	forward_AmbientLocalWeatherService_GetWeather_0 = runtime.ForwardResponseMessage
+	forward_AmbientLocalWeatherService_GetWeather_0          = runtime.ForwardResponseMessage
+	forward_AmbientLocalWeatherService_CountWeatherUpdates_0 = runtime.ForwardResponseMessage
 )

api/v1alpha1/weather/weather_service.swagger.json

@@ -16,6 +16,42 @@
     "application/json"
   ],
   "paths": {
+    "/v1/count": {
+      "get": {
+        "operationId": "AmbientLocalWeatherService_CountWeatherUpdates",
+        "responses": {
+          "200": {
+            "description": "A successful response.",
+            "schema": {
+              "$ref": "#/definitions/weatherCountWeatherUpdatesResponse"
+            }
+          },
+          "default": {
+            "description": "An unexpected error response.",
+            "schema": {
+              "$ref": "#/definitions/rpcStatus"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "name": "opts.stationName",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          },
+          {
+            "name": "opts.stationType",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          }
+        ],
+        "tags": [
+          "AmbientLocalWeatherService"
+        ]
+      }
+    },
     "/v1/weather": {
       "get": {
         "operationId": "AmbientLocalWeatherService_GetWeather",
@@ -102,6 +138,15 @@
       },
       "title": "Represents battery status for different components"
     },
+    "weatherCountWeatherUpdatesResponse": {
+      "type": "object",
+      "properties": {
+        "count": {
+          "type": "integer",
+          "format": "int32"
+        }
+      }
+    },
     "weatherGetWeatherOpts": {
       "type": "object",
       "properties": {

api/v1alpha1/weather/weather_service_grpc.pb.go

@@ -19,7 +19,8 @@ import (
 const _ = grpc.SupportPackageIsVersion9
 
 const (
-	AmbientLocalWeatherService_GetWeather_FullMethodName = "/ambient.weather.AmbientLocalWeatherService/GetWeather"
+	AmbientLocalWeatherService_GetWeather_FullMethodName          = "/ambient.weather.AmbientLocalWeatherService/GetWeather"
+	AmbientLocalWeatherService_CountWeatherUpdates_FullMethodName = "/ambient.weather.AmbientLocalWeatherService/CountWeatherUpdates"
 )
 
 // AmbientLocalWeatherServiceClient is the client API for AmbientLocalWeatherService service.
@@ -27,6 +28,7 @@ const (
 // 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 AmbientLocalWeatherServiceClient interface {
 	GetWeather(ctx context.Context, in *GetWeatherRequest, opts ...grpc.CallOption) (*GetWeatherResponse, error)
+	CountWeatherUpdates(ctx context.Context, in *CountWeatherUpdatesRequest, opts ...grpc.CallOption) (*CountWeatherUpdatesResponse, error)
 }
 
 type ambientLocalWeatherServiceClient struct {
@@ -47,11 +49,22 @@ func (c *ambientLocalWeatherServiceClient) GetWeather(ctx context.Context, in *G
 	return out, nil
 }
 
+func (c *ambientLocalWeatherServiceClient) CountWeatherUpdates(ctx context.Context, in *CountWeatherUpdatesRequest, opts ...grpc.CallOption) (*CountWeatherUpdatesResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(CountWeatherUpdatesResponse)
+	err := c.cc.Invoke(ctx, AmbientLocalWeatherService_CountWeatherUpdates_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // AmbientLocalWeatherServiceServer is the server API for AmbientLocalWeatherService service.
 // All implementations must embed UnimplementedAmbientLocalWeatherServiceServer
 // for forward compatibility.
 type AmbientLocalWeatherServiceServer interface {
 	GetWeather(context.Context, *GetWeatherRequest) (*GetWeatherResponse, error)
+	CountWeatherUpdates(context.Context, *CountWeatherUpdatesRequest) (*CountWeatherUpdatesResponse, error)
 	mustEmbedUnimplementedAmbientLocalWeatherServiceServer()
 }
 
@@ -65,6 +78,9 @@ type UnimplementedAmbientLocalWeatherServiceServer struct{}
 func (UnimplementedAmbientLocalWeatherServiceServer) GetWeather(context.Context, *GetWeatherRequest) (*GetWeatherResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetWeather not implemented")
 }
+func (UnimplementedAmbientLocalWeatherServiceServer) CountWeatherUpdates(context.Context, *CountWeatherUpdatesRequest) (*CountWeatherUpdatesResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method CountWeatherUpdates not implemented")
+}
 func (UnimplementedAmbientLocalWeatherServiceServer) mustEmbedUnimplementedAmbientLocalWeatherServiceServer() {
 }
 func (UnimplementedAmbientLocalWeatherServiceServer) testEmbeddedByValue() {}
@@ -105,6 +121,24 @@ func _AmbientLocalWeatherService_GetWeather_Handler(srv interface{}, ctx context
 	return interceptor(ctx, in, info, handler)
 }
 
+func _AmbientLocalWeatherService_CountWeatherUpdates_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(CountWeatherUpdatesRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AmbientLocalWeatherServiceServer).CountWeatherUpdates(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: AmbientLocalWeatherService_CountWeatherUpdates_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AmbientLocalWeatherServiceServer).CountWeatherUpdates(ctx, req.(*CountWeatherUpdatesRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // AmbientLocalWeatherService_ServiceDesc is the grpc.ServiceDesc for AmbientLocalWeatherService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -116,6 +150,10 @@ var AmbientLocalWeatherService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "GetWeather",
 			Handler:    _AmbientLocalWeatherService_GetWeather_Handler,
 		},
+		{
+			MethodName: "CountWeatherUpdates",
+			Handler:    _AmbientLocalWeatherService_CountWeatherUpdates_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "weather/weather_service.proto",

pkg/ambient/ambientgrpc/grpc.go

@@ -9,6 +9,7 @@ import (
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 	"google.golang.org/protobuf/types/known/timestamppb"
+	"k8s.io/utils/ptr"
 
 	"gitea.libretechconsulting.com/rmcguire/go-app/pkg/otel"
 
@@ -31,6 +32,27 @@ func NewGRPCWeather(ctx context.Context, recorder *recorder.WeatherRecorder) *GR
 	}
 }
 
+func (w *GRPCWeather) CountWeatherUpdates(ctx context.Context, req *pb.CountWeatherUpdatesRequest) (
+	*pb.CountWeatherUpdatesResponse, error,
+) {
+	if req.Opts == nil {
+		count := w.recorder.Count(ctx)
+		return &pb.CountWeatherUpdatesResponse{Count: int32(count)}, nil
+	}
+
+	resp, err := w.GetWeather(ctx, &pb.GetWeatherRequest{
+		Opts:  req.Opts,
+		Limit: ptr.To(int32(-1)),
+	})
+	if err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	return &pb.CountWeatherUpdatesResponse{
+		Count: int32(len(resp.WeatherUpdates)),
+	}, nil
+}
+
 func (w *GRPCWeather) GetWeather(ctx context.Context, req *pb.GetWeatherRequest) (
 	*pb.GetWeatherResponse, error,
 ) {

pkg/util/util.go

@@ -75,7 +75,12 @@ func ApplyOptsToUpdates(updates []*weather.WeatherUpdate, limit int, opts *pb.Ge
 		return updates
 	}
 
-	filtered := make([]*weather.WeatherUpdate, 0, limit)
+	capacity := len(updates)
+	if limit > 0 {
+		capacity = limit
+	}
+
+	filtered := make([]*weather.WeatherUpdate, 0, capacity)
 
 	for i := len(updates) - 1; i >= 0; i-- {
 		update := updates[i]

proto/weather/weather.proto

@@ -5,6 +5,14 @@ import "google/protobuf/timestamp.proto";
 
 option go_package = "gitea.libretechconsulting.com/rmcguire/ambient-local-exporter/api/v1alpha1/weather";
 
+message CountWeatherUpdatesRequest {
+	GetWeatherOpts opts = 1;
+}
+
+message CountWeatherUpdatesResponse {
+	int32 count = 1;
+}
+
 message GetWeatherRequest {
 	GetWeatherOpts opts = 1;
 	optional int32 limit = 2;

proto/weather/weather_service.proto

@@ -10,4 +10,7 @@ service AmbientLocalWeatherService {
   rpc GetWeather(GetWeatherRequest) returns (GetWeatherResponse) {
     option (google.api.http) = {get: "/v1/weather"};
   }
+  rpc CountWeatherUpdates(CountWeatherUpdatesRequest) returns (CountWeatherUpdatesResponse) {
+    option (google.api.http) = {get: "/v1/count"};
+  }
 }