add the forecast endpoint

weather/generate.go

@@ -1,2 +1,3 @@
 package main
+
 //go:generate make proto

weather/handler/weather.go

@@ -3,13 +3,15 @@ package handler
 import (
 	"context"
 	"encoding/json"
+	"fmt"
 	"io/ioutil"
 	"net/http"
 	"net/url"
+	"strconv"
 
-	"github.com/micro/micro/v3/service/logger"
 	"github.com/micro/micro/v3/service/config"
 	"github.com/micro/micro/v3/service/errors"
+	"github.com/micro/micro/v3/service/logger"
 	pb "github.com/micro/services/weather/proto"
 )
 
@@ -43,6 +45,78 @@ func New() *Weather {
 	}
 }
 
+func (w *Weather) Forecast(ctx context.Context, req *pb.ForecastRequest, rsp *pb.ForecastResponse) error {
+	if len(req.Location) <= 0 {
+		return errors.BadRequest("weather.forecast", "invalid location")
+	}
+	if req.Days <= 0 || req.Days > 10 {
+		req.Days = 1
+	}
+
+	vals := url.Values{}
+	vals.Set("key", w.Key)
+	vals.Set("aqi", "no")
+	vals.Set("q", req.Location)
+	vals.Set("days", fmt.Sprintf("%d", req.Days))
+
+	resp, err := http.Get(w.Api + "forecast.json?" + vals.Encode())
+	if err != nil {
+		logger.Errorf("Failed to get weather forecast: %v\n", err)
+		return errors.InternalServerError("weather.forecast", "failed to get weather forecast")
+	}
+	defer resp.Body.Close()
+
+	b, _ := ioutil.ReadAll(resp.Body)
+
+	if resp.StatusCode != 200 {
+		logger.Errorf("Failed to get weather forecast (non 200): %d %v\n", resp.StatusCode, string(b))
+		return errors.InternalServerError("weather.forecast", "failed to get weather forecast")
+	}
+
+	var respBody map[string]interface{}
+
+	if err := json.Unmarshal(b, &respBody); err != nil {
+		logger.Errorf("Failed to unmarshal forecast: %v\n", err)
+		return errors.InternalServerError("weather.forecast", "failed to get forecast")
+	}
+
+	forecast := respBody["forecast"].(map[string]interface{})
+
+	for _, v := range forecast["forecastday"].([]interface{}) {
+		fc := v.(map[string]interface{})
+
+		day := fc["day"].(map[string]interface{})
+
+		willrain := false
+		chancerain := int32(0)
+		if v := day["daily_will_it_rain"].(float64); v == 1.0 {
+			willrain = true
+		}
+		if v, _ := strconv.Atoi(day["daily_chance_of_rain"].(string)); v > 0 {
+			chancerain = int32(v)
+		}
+
+		// set the daily forecast
+		rsp.Forecast = append(rsp.Forecast, &pb.Forecast{
+			Date:         fc["date"].(string),
+			MaxTempC:     day["maxtemp_c"].(float64),
+			MinTempC:     day["mintemp_c"].(float64),
+			AvgTempC:     day["avgtemp_c"].(float64),
+			MaxTempF:     day["maxtemp_f"].(float64),
+			MinTempF:     day["mintemp_f"].(float64),
+			AvgTempF:     day["avgtemp_f"].(float64),
+			WillItRain:   willrain,
+			ChanceOfRain: chancerain,
+			Condition:    day["condition"].(map[string]interface{})["text"].(string),
+			IconUrl:      day["condition"].(map[string]interface{})["icon"].(string),
+			Sunrise:      fc["astro"].(map[string]interface{})["sunrise"].(string),
+			Sunset:       fc["astro"].(map[string]interface{})["sunset"].(string),
+		})
+	}
+
+	return nil
+}
+
 func (w *Weather) Now(ctx context.Context, req *pb.NowRequest, rsp *pb.NowResponse) error {
 	if len(req.Location) <= 0 {
 		return errors.BadRequest("weather.current", "invalid location")
@@ -106,4 +180,3 @@ func (w *Weather) Now(ctx context.Context, req *pb.NowRequest, rsp *pb.NowRespon
 
 	return nil
 }
-

weather/main.go

@@ -1,10 +1,10 @@
 package main
 
 import (
-	"github.com/micro/services/weather/handler"
-	pb "github.com/micro/services/weather/proto"
 	"github.com/micro/micro/v3/service"
 	"github.com/micro/micro/v3/service/logger"
+	"github.com/micro/services/weather/handler"
+	pb "github.com/micro/services/weather/proto"
 )
 
 func main() {

weather/proto/weather.pb.go

@@ -20,6 +20,331 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type Forecast struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// date of the forecast
+	Date string `protobuf:"bytes,1,opt,name=date,proto3" json:"date,omitempty"`
+	// max temp in celsius
+	MaxTempC float64 `protobuf:"fixed64,2,opt,name=max_temp_c,json=maxTempC,proto3" json:"max_temp_c,omitempty"`
+	// max temp in fahrenheit
+	MaxTempF float64 `protobuf:"fixed64,3,opt,name=max_temp_f,json=maxTempF,proto3" json:"max_temp_f,omitempty"`
+	// minimum temp in celsius
+	MinTempC float64 `protobuf:"fixed64,4,opt,name=min_temp_c,json=minTempC,proto3" json:"min_temp_c,omitempty"`
+	// minimum temp in fahrenheit
+	MinTempF float64 `protobuf:"fixed64,5,opt,name=min_temp_f,json=minTempF,proto3" json:"min_temp_f,omitempty"`
+	// the average temp in celsius
+	AvgTempC float64 `protobuf:"fixed64,6,opt,name=avg_temp_c,json=avgTempC,proto3" json:"avg_temp_c,omitempty"`
+	// the average temp in fahrenheit
+	AvgTempF float64 `protobuf:"fixed64,7,opt,name=avg_temp_f,json=avgTempF,proto3" json:"avg_temp_f,omitempty"`
+	// will it rain
+	WillItRain bool `protobuf:"varint,8,opt,name=will_it_rain,json=willItRain,proto3" json:"will_it_rain,omitempty"`
+	// chance of rain (percentage)
+	ChanceOfRain int32 `protobuf:"varint,9,opt,name=chance_of_rain,json=chanceOfRain,proto3" json:"chance_of_rain,omitempty"`
+	// forecast condition
+	Condition string `protobuf:"bytes,10,opt,name=condition,proto3" json:"condition,omitempty"`
+	// forecast condition icon
+	IconUrl string `protobuf:"bytes,11,opt,name=icon_url,json=iconUrl,proto3" json:"icon_url,omitempty"`
+	// time of sunrise
+	Sunrise string `protobuf:"bytes,12,opt,name=sunrise,proto3" json:"sunrise,omitempty"`
+	// time of sunset
+	Sunset string `protobuf:"bytes,13,opt,name=sunset,proto3" json:"sunset,omitempty"`
+}
+
+func (x *Forecast) Reset() {
+	*x = Forecast{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_weather_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Forecast) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Forecast) ProtoMessage() {}
+
+func (x *Forecast) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_weather_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 Forecast.ProtoReflect.Descriptor instead.
+func (*Forecast) Descriptor() ([]byte, []int) {
+	return file_proto_weather_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *Forecast) GetDate() string {
+	if x != nil {
+		return x.Date
+	}
+	return ""
+}
+
+func (x *Forecast) GetMaxTempC() float64 {
+	if x != nil {
+		return x.MaxTempC
+	}
+	return 0
+}
+
+func (x *Forecast) GetMaxTempF() float64 {
+	if x != nil {
+		return x.MaxTempF
+	}
+	return 0
+}
+
+func (x *Forecast) GetMinTempC() float64 {
+	if x != nil {
+		return x.MinTempC
+	}
+	return 0
+}
+
+func (x *Forecast) GetMinTempF() float64 {
+	if x != nil {
+		return x.MinTempF
+	}
+	return 0
+}
+
+func (x *Forecast) GetAvgTempC() float64 {
+	if x != nil {
+		return x.AvgTempC
+	}
+	return 0
+}
+
+func (x *Forecast) GetAvgTempF() float64 {
+	if x != nil {
+		return x.AvgTempF
+	}
+	return 0
+}
+
+func (x *Forecast) GetWillItRain() bool {
+	if x != nil {
+		return x.WillItRain
+	}
+	return false
+}
+
+func (x *Forecast) GetChanceOfRain() int32 {
+	if x != nil {
+		return x.ChanceOfRain
+	}
+	return 0
+}
+
+func (x *Forecast) GetCondition() string {
+	if x != nil {
+		return x.Condition
+	}
+	return ""
+}
+
+func (x *Forecast) GetIconUrl() string {
+	if x != nil {
+		return x.IconUrl
+	}
+	return ""
+}
+
+func (x *Forecast) GetSunrise() string {
+	if x != nil {
+		return x.Sunrise
+	}
+	return ""
+}
+
+func (x *Forecast) GetSunset() string {
+	if x != nil {
+		return x.Sunset
+	}
+	return ""
+}
+
+// Get the weather forecast for the next 1-10 days
+type ForecastRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// location of the forecase
+	Location string `protobuf:"bytes,1,opt,name=location,proto3" json:"location,omitempty"`
+	// number of days. default 1, max 10
+	Days int32 `protobuf:"varint,2,opt,name=days,proto3" json:"days,omitempty"`
+}
+
+func (x *ForecastRequest) Reset() {
+	*x = ForecastRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_weather_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ForecastRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ForecastRequest) ProtoMessage() {}
+
+func (x *ForecastRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_weather_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 ForecastRequest.ProtoReflect.Descriptor instead.
+func (*ForecastRequest) Descriptor() ([]byte, []int) {
+	return file_proto_weather_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *ForecastRequest) GetLocation() string {
+	if x != nil {
+		return x.Location
+	}
+	return ""
+}
+
+func (x *ForecastRequest) GetDays() int32 {
+	if x != nil {
+		return x.Days
+	}
+	return 0
+}
+
+type ForecastResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// location of the request
+	Location string `protobuf:"bytes,1,opt,name=location,proto3" json:"location,omitempty"`
+	// region related to the location
+	Region string `protobuf:"bytes,2,opt,name=region,proto3" json:"region,omitempty"`
+	// country of the request
+	Country string `protobuf:"bytes,3,opt,name=country,proto3" json:"country,omitempty"`
+	// e.g 37.55
+	Latitude float64 `protobuf:"fixed64,4,opt,name=latitude,proto3" json:"latitude,omitempty"`
+	// e.g -77.46
+	Longitude float64 `protobuf:"fixed64,5,opt,name=longitude,proto3" json:"longitude,omitempty"`
+	// timezone of the location
+	Timezone string `protobuf:"bytes,6,opt,name=timezone,proto3" json:"timezone,omitempty"`
+	// the local time
+	LocalTime string `protobuf:"bytes,7,opt,name=local_time,json=localTime,proto3" json:"local_time,omitempty"`
+	// forecase for the next number of days
+	Forecast []*Forecast `protobuf:"bytes,8,rep,name=forecast,proto3" json:"forecast,omitempty"`
+}
+
+func (x *ForecastResponse) Reset() {
+	*x = ForecastResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_weather_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ForecastResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ForecastResponse) ProtoMessage() {}
+
+func (x *ForecastResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_weather_proto_msgTypes[2]
+	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 ForecastResponse.ProtoReflect.Descriptor instead.
+func (*ForecastResponse) Descriptor() ([]byte, []int) {
+	return file_proto_weather_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *ForecastResponse) GetLocation() string {
+	if x != nil {
+		return x.Location
+	}
+	return ""
+}
+
+func (x *ForecastResponse) GetRegion() string {
+	if x != nil {
+		return x.Region
+	}
+	return ""
+}
+
+func (x *ForecastResponse) GetCountry() string {
+	if x != nil {
+		return x.Country
+	}
+	return ""
+}
+
+func (x *ForecastResponse) GetLatitude() float64 {
+	if x != nil {
+		return x.Latitude
+	}
+	return 0
+}
+
+func (x *ForecastResponse) GetLongitude() float64 {
+	if x != nil {
+		return x.Longitude
+	}
+	return 0
+}
+
+func (x *ForecastResponse) GetTimezone() string {
+	if x != nil {
+		return x.Timezone
+	}
+	return ""
+}
+
+func (x *ForecastResponse) GetLocalTime() string {
+	if x != nil {
+		return x.LocalTime
+	}
+	return ""
+}
+
+func (x *ForecastResponse) GetForecast() []*Forecast {
+	if x != nil {
+		return x.Forecast
+	}
+	return nil
+}
+
 // Get the current weather report for a location by postcode, city, zip code, ip address
 type NowRequest struct {
 	state         protoimpl.MessageState
@@ -33,7 +358,7 @@ type NowRequest struct {
 func (x *NowRequest) Reset() {
 	*x = NowRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_weather_proto_msgTypes[0]
+		mi := &file_proto_weather_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -46,7 +371,7 @@ func (x *NowRequest) String() string {
 func (*NowRequest) ProtoMessage() {}
 
 func (x *NowRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_weather_proto_msgTypes[0]
+	mi := &file_proto_weather_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -59,7 +384,7 @@ func (x *NowRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use NowRequest.ProtoReflect.Descriptor instead.
 func (*NowRequest) Descriptor() ([]byte, []int) {
-	return file_proto_weather_proto_rawDescGZIP(), []int{0}
+	return file_proto_weather_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *NowRequest) GetLocation() string {
@@ -119,7 +444,7 @@ type NowResponse struct {
 func (x *NowResponse) Reset() {
 	*x = NowResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_weather_proto_msgTypes[1]
+		mi := &file_proto_weather_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -132,7 +457,7 @@ func (x *NowResponse) String() string {
 func (*NowResponse) ProtoMessage() {}
 
 func (x *NowResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_weather_proto_msgTypes[1]
+	mi := &file_proto_weather_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -145,7 +470,7 @@ func (x *NowResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use NowResponse.ProtoReflect.Descriptor instead.
 func (*NowResponse) Descriptor() ([]byte, []int) {
-	return file_proto_weather_proto_rawDescGZIP(), []int{1}
+	return file_proto_weather_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *NowResponse) GetLocation() string {
@@ -292,52 +617,101 @@ var File_proto_weather_proto protoreflect.FileDescriptor
 
 var file_proto_weather_proto_rawDesc = []byte{
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+	0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, 0x11, 0x5a, 0x0f, 0x2e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f,
+	0x3b, 0x77, 0x65, 0x61, 0x74, 0x68, 0x65, 0x72, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -352,19 +726,25 @@ func file_proto_weather_proto_rawDescGZIP() []byte {
 	return file_proto_weather_proto_rawDescData
 }
 
-var file_proto_weather_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_proto_weather_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
 var file_proto_weather_proto_goTypes = []interface{}{
-	(*NowRequest)(nil),  // 0: weather.NowRequest
-	(*NowResponse)(nil), // 1: weather.NowResponse
+	(*Forecast)(nil),         // 0: weather.Forecast
+	(*ForecastRequest)(nil),  // 1: weather.ForecastRequest
+	(*ForecastResponse)(nil), // 2: weather.ForecastResponse
+	(*NowRequest)(nil),       // 3: weather.NowRequest
+	(*NowResponse)(nil),      // 4: weather.NowResponse
 }
 var file_proto_weather_proto_depIdxs = []int32{
-	0, // 0: weather.Weather.Now:input_type -> weather.NowRequest
-	1, // 1: weather.Weather.Now:output_type -> weather.NowResponse
-	1, // [1:2] is the sub-list for method output_type
-	0, // [0:1] 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
+	0, // 0: weather.ForecastResponse.forecast:type_name -> weather.Forecast
+	3, // 1: weather.Weather.Now:input_type -> weather.NowRequest
+	1, // 2: weather.Weather.Forecast:input_type -> weather.ForecastRequest
+	4, // 3: weather.Weather.Now:output_type -> weather.NowResponse
+	2, // 4: weather.Weather.Forecast:output_type -> weather.ForecastResponse
+	3, // [3:5] is the sub-list for method output_type
+	1, // [1:3] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
 }
 
 func init() { file_proto_weather_proto_init() }
@@ -374,7 +754,7 @@ func file_proto_weather_proto_init() {
 	}
 	if !protoimpl.UnsafeEnabled {
 		file_proto_weather_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*NowRequest); i {
+			switch v := v.(*Forecast); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -386,6 +766,42 @@ func file_proto_weather_proto_init() {
 			}
 		}
 		file_proto_weather_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ForecastRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_weather_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ForecastResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_weather_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*NowRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_weather_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*NowResponse); i {
 			case 0:
 				return &v.state
@@ -404,7 +820,7 @@ func file_proto_weather_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_proto_weather_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   2,
+			NumMessages:   5,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

weather/proto/weather.pb.micro.go

@@ -43,6 +43,7 @@ func NewWeatherEndpoints() []*api.Endpoint {
 
 type WeatherService interface {
 	Now(ctx context.Context, in *NowRequest, opts ...client.CallOption) (*NowResponse, error)
+	Forecast(ctx context.Context, in *ForecastRequest, opts ...client.CallOption) (*ForecastResponse, error)
 }
 
 type weatherService struct {
@@ -67,15 +68,27 @@ func (c *weatherService) Now(ctx context.Context, in *NowRequest, opts ...client
 	return out, nil
 }
 
+func (c *weatherService) Forecast(ctx context.Context, in *ForecastRequest, opts ...client.CallOption) (*ForecastResponse, error) {
+	req := c.c.NewRequest(c.name, "Weather.Forecast", in)
+	out := new(ForecastResponse)
+	err := c.c.Call(ctx, req, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // Server API for Weather service
 
 type WeatherHandler interface {
 	Now(context.Context, *NowRequest, *NowResponse) error
+	Forecast(context.Context, *ForecastRequest, *ForecastResponse) error
 }
 
 func RegisterWeatherHandler(s server.Server, hdlr WeatherHandler, opts ...server.HandlerOption) error {
 	type weather interface {
 		Now(ctx context.Context, in *NowRequest, out *NowResponse) error
+		Forecast(ctx context.Context, in *ForecastRequest, out *ForecastResponse) error
 	}
 	type Weather struct {
 		weather
@@ -91,3 +104,7 @@ type weatherHandler struct {
 func (h *weatherHandler) Now(ctx context.Context, in *NowRequest, out *NowResponse) error {
 	return h.WeatherHandler.Now(ctx, in, out)
 }
+
+func (h *weatherHandler) Forecast(ctx context.Context, in *ForecastRequest, out *ForecastResponse) error {
+	return h.WeatherHandler.Forecast(ctx, in, out)
+}

weather/proto/weather.proto

@@ -6,6 +6,63 @@ option go_package = "./proto;weather";
 
 service Weather {
 	rpc Now(NowRequest) returns (NowResponse) {}
+	rpc Forecast(ForecastRequest) returns (ForecastResponse) {}
+}
+
+message Forecast {
+	// date of the forecast
+	string date = 1;
+	// max temp in celsius
+	double max_temp_c = 2;
+	// max temp in fahrenheit
+	double max_temp_f = 3;
+	// minimum temp in celsius
+	double min_temp_c = 4;
+	// minimum temp in fahrenheit
+	double min_temp_f = 5;
+	// the average temp in celsius
+	double avg_temp_c = 6;
+	// the average temp in fahrenheit
+	double avg_temp_f = 7;
+	// will it rain
+	bool will_it_rain = 8;
+	// chance of rain (percentage)
+	int32 chance_of_rain = 9;
+	// forecast condition
+	string condition = 10;
+	// forecast condition icon
+	string icon_url = 11;
+	// time of sunrise
+	string sunrise = 12;
+	// time of sunset
+	string sunset = 13;
+}
+
+// Get the weather forecast for the next 1-10 days
+message ForecastRequest {
+	// location of the forecase
+	string location = 1;
+	// number of days. default 1, max 10
+	int32 days = 2;
+}
+
+message ForecastResponse {
+	// location of the request
+	string location = 1;
+	// region related to the location
+	string region = 2;
+	// country of the request
+	string country = 3;
+	// e.g 37.55
+	double latitude = 4;
+	// e.g -77.46
+	double longitude = 5;
+	// timezone of the location
+	string timezone = 6;
+	// the local time
+	string local_time = 7;
+	// forecase for the next number of days
+	repeated Forecast forecast = 8;
 }
 
 // Get the current weather report for a location by postcode, city, zip code, ip address