diff --git a/weather/.gitignore b/weather/.gitignore new file mode 100644 index 0000000..292c388 --- /dev/null +++ b/weather/.gitignore @@ -0,0 +1,2 @@ + +weather diff --git a/weather/Dockerfile b/weather/Dockerfile new file mode 100644 index 0000000..564e0de --- /dev/null +++ b/weather/Dockerfile @@ -0,0 +1,3 @@ +FROM alpine +ADD weather /weather +ENTRYPOINT [ "/weather" ] diff --git a/weather/Makefile b/weather/Makefile new file mode 100644 index 0000000..e32b41c --- /dev/null +++ b/weather/Makefile @@ -0,0 +1,28 @@ + +GOPATH:=$(shell go env GOPATH) +.PHONY: init +init: + go get -u github.com/golang/protobuf/proto + go get -u github.com/golang/protobuf/protoc-gen-go + go get github.com/micro/micro/v3/cmd/protoc-gen-micro + go get github.com/micro/micro/v3/cmd/protoc-gen-openapi + +.PHONY: api +api: + protoc --openapi_out=. --proto_path=. proto/weather.proto + +.PHONY: proto +proto: + protoc --proto_path=. --micro_out=. --go_out=:. proto/weather.proto + +.PHONY: build +build: + go build -o weather *.go + +.PHONY: test +test: + go test -v ./... -cover + +.PHONY: docker +docker: + docker build . -t weather:latest diff --git a/weather/README.md b/weather/README.md new file mode 100644 index 0000000..d5addcc --- /dev/null +++ b/weather/README.md @@ -0,0 +1,7 @@ +Real time weather API + +# Weather Service + +Get real time weather information including historic and future forecast data. + +Powered by [Weather API](https://www.weatherapi.com/) diff --git a/weather/examples.json b/weather/examples.json new file mode 100644 index 0000000..be10ee6 --- /dev/null +++ b/weather/examples.json @@ -0,0 +1,29 @@ + +{ + "price": [{ + "title": "Get the current weather", + "description": "Returns the current weather for a location", + "request": { + "location": "los angeles" + }, + "response": { + "location": "Los Angeles", + "region": "California", + "country": "California", + "latitude": 34.05, + "longitude": -118.24, + "timezone": "America/Los_Angeles", + "local_time": "2021-06-21 6:44", + "temp_c": 18.3, + "temp_f": 64.9, + "feels_like_c": 18.3, + "feels_like_f": 64.9, + "humidity": 81, + "cloud": 100, + "daytime": true, + "condition": "Overcast", + "icon_url": "//cdn.weatherapi.com/weather/64x64/day/122.png", + "wind_direction": "N" + } + }] +} diff --git a/weather/generate.go b/weather/generate.go new file mode 100644 index 0000000..96f431a --- /dev/null +++ b/weather/generate.go @@ -0,0 +1,2 @@ +package main +//go:generate make proto diff --git a/weather/handler/weather.go b/weather/handler/weather.go new file mode 100644 index 0000000..8bfcdb3 --- /dev/null +++ b/weather/handler/weather.go @@ -0,0 +1,106 @@ +package handler + +import ( + "context" + "encoding/json" + "io/ioutil" + "fmt" + "net/http" + + "github.com/micro/micro/v3/service/logger" + "github.com/micro/micro/v3/service/config" + "github.com/micro/micro/v3/service/errors" + pb "github.com/micro/services/weather/proto" +) + +type Weather struct{ + Api string + Key string +} + +func New() *Weather { + // TODO: look for "weather.provider" to determine the handler + v, err := config.Get("weatherapi.api") + if err != nil { + logger.Fatalf("weatherapi.api config not found: %v", err) + } + api := v.String("") + if len(api) == 0 { + logger.Fatal("weatherapi.api config not found") + } + v, err = config.Get("weatherapi.key") + if err != nil { + logger.Fatalf("weatherapi.key config not found: %v", err) + } + key := v.String("") + if len(key) == 0 { + logger.Fatal("weatherapi.key config not found") + } + + return &Weather{ + Api: api, + Key: key, + } +} + +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") + } + + uri := fmt.Sprintf("%scurrent.json?aqi=no&key=%s&q=%s", w.Api, w.Key, req.Location) + + resp, err := http.Get(uri) + if err != nil { + logger.Errorf("Failed to get current weather: %v\n", err) + return errors.InternalServerError("weather.current", "failed to get current weather") + } + defer resp.Body.Close() + + b, _ := ioutil.ReadAll(resp.Body) + + if resp.StatusCode != 200 { + logger.Errorf("Failed to get current weather (non 200): %d %v\n", resp.StatusCode, string(b)) + return errors.InternalServerError("weather.current", "failed to get current weather") + } + + var respBody map[string]interface{} + + if err := json.Unmarshal(b, &respBody); err != nil { + logger.Errorf("Failed to unmarshal current: %v\n", err) + return errors.InternalServerError("weather.current", "failed to get current") + } + + location := respBody["location"].(map[string]interface{}) + current := respBody["current"].(map[string]interface{}) + + // set the location + rsp.Location = location["name"].(string) + rsp.Region = location["region"].(string) + rsp.Country = location["region"].(string) + rsp.Latitude = location["lat"].(float64) + rsp.Longitude = location["lon"].(float64) + rsp.Timezone = location["tz_id"].(string) + rsp.LocalTime = location["localtime"].(string) + + // set the time of day + if current["is_day"].(float64) == 1.0 { + rsp.Daytime = true + } + + rsp.TempC = current["temp_c"].(float64) + rsp.TempF = current["temp_f"].(float64) + rsp.FeelsLikeC = current["feelslike_c"].(float64) + rsp.FeelsLikeF = current["feelslike_f"].(float64) + rsp.Humidity = int32(current["humidity"].(float64)) + rsp.Cloud = int32(current["cloud"].(float64)) + rsp.Condition = current["condition"].(map[string]interface{})["text"].(string) + rsp.IconUrl = current["condition"].(map[string]interface{})["icon"].(string) + rsp.WindMph = current["wind_mph"].(float64) + rsp.WindKph = current["wind_kph"].(float64) + rsp.WindDirection = current["wind_dir"].(string) + rsp.WindDegree = int32(current["wind_degree"].(float64)) + + return nil +} + diff --git a/weather/main.go b/weather/main.go new file mode 100644 index 0000000..6efd116 --- /dev/null +++ b/weather/main.go @@ -0,0 +1,24 @@ +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" +) + +func main() { + // Create service + srv := service.New( + service.Name("weather"), + service.Version("latest"), + ) + + // Register handler + pb.RegisterWeatherHandler(srv.Server(), handler.New()) + + // Run service + if err := srv.Run(); err != nil { + logger.Fatal(err) + } +} diff --git a/weather/micro.mu b/weather/micro.mu new file mode 100644 index 0000000..3b099fc --- /dev/null +++ b/weather/micro.mu @@ -0,0 +1 @@ +service weather diff --git a/weather/proto/weather.pb.go b/weather/proto/weather.pb.go new file mode 100644 index 0000000..4a57e65 --- /dev/null +++ b/weather/proto/weather.pb.go @@ -0,0 +1,419 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.26.0 +// protoc v3.15.6 +// source: proto/weather.proto + +package weather + +import ( + protoreflect "google.golang.org/protobuf/reflect/protoreflect" + protoimpl "google.golang.org/protobuf/runtime/protoimpl" + reflect "reflect" + sync "sync" +) + +const ( + // Verify that this generated code is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion) + // Verify that runtime/protoimpl is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20) +) + +// Get the current weather report for a location by postcode, city, zip code, ip address +type NowRequest struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // location to get weather e.g postcode, city + Location string `protobuf:"bytes,1,opt,name=location,proto3" json:"location,omitempty"` +} + +func (x *NowRequest) Reset() { + *x = NowRequest{} + if protoimpl.UnsafeEnabled { + mi := &file_proto_weather_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *NowRequest) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*NowRequest) ProtoMessage() {} + +func (x *NowRequest) 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 NowRequest.ProtoReflect.Descriptor instead. +func (*NowRequest) Descriptor() ([]byte, []int) { + return file_proto_weather_proto_rawDescGZIP(), []int{0} +} + +func (x *NowRequest) GetLocation() string { + if x != nil { + return x.Location + } + return "" +} + +type NowResponse 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"` + // temperature in celsius + TempC float64 `protobuf:"fixed64,8,opt,name=temp_c,json=tempC,proto3" json:"temp_c,omitempty"` + // temperature in fahrenheit + TempF float64 `protobuf:"fixed64,9,opt,name=temp_f,json=tempF,proto3" json:"temp_f,omitempty"` + // feels like in celsius + FeelsLikeC float64 `protobuf:"fixed64,10,opt,name=feels_like_c,json=feelsLikeC,proto3" json:"feels_like_c,omitempty"` + // feels like in fahrenheit + FeelsLikeF float64 `protobuf:"fixed64,11,opt,name=feels_like_f,json=feelsLikeF,proto3" json:"feels_like_f,omitempty"` + // the humidity percentage + Humidity int32 `protobuf:"varint,12,opt,name=humidity,proto3" json:"humidity,omitempty"` + // cloud cover percentage + Cloud int32 `protobuf:"varint,13,opt,name=cloud,proto3" json:"cloud,omitempty"` + // whether its daytime + Daytime bool `protobuf:"varint,14,opt,name=daytime,proto3" json:"daytime,omitempty"` + // the weather condition + Condition string `protobuf:"bytes,15,opt,name=condition,proto3" json:"condition,omitempty"` + // the related icon + IconUrl string `protobuf:"bytes,16,opt,name=icon_url,json=iconUrl,proto3" json:"icon_url,omitempty"` + // wind in mph + WindMph float64 `protobuf:"fixed64,17,opt,name=wind_mph,json=windMph,proto3" json:"wind_mph,omitempty"` + // wind in kph + WindKph float64 `protobuf:"fixed64,18,opt,name=wind_kph,json=windKph,proto3" json:"wind_kph,omitempty"` + // wind direction + WindDirection string `protobuf:"bytes,19,opt,name=wind_direction,json=windDirection,proto3" json:"wind_direction,omitempty"` + // wind degree + WindDegree int32 `protobuf:"varint,20,opt,name=wind_degree,json=windDegree,proto3" json:"wind_degree,omitempty"` +} + +func (x *NowResponse) Reset() { + *x = NowResponse{} + if protoimpl.UnsafeEnabled { + mi := &file_proto_weather_proto_msgTypes[1] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *NowResponse) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*NowResponse) ProtoMessage() {} + +func (x *NowResponse) 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 NowResponse.ProtoReflect.Descriptor instead. +func (*NowResponse) Descriptor() ([]byte, []int) { + return file_proto_weather_proto_rawDescGZIP(), []int{1} +} + +func (x *NowResponse) GetLocation() string { + if x != nil { + return x.Location + } + return "" +} + +func (x *NowResponse) GetRegion() string { + if x != nil { + return x.Region + } + return "" +} + +func (x *NowResponse) GetCountry() string { + if x != nil { + return x.Country + } + return "" +} + +func (x *NowResponse) GetLatitude() float64 { + if x != nil { + return x.Latitude + } + return 0 +} + +func (x *NowResponse) GetLongitude() float64 { + if x != nil { + return x.Longitude + } + return 0 +} + +func (x *NowResponse) GetTimezone() string { + if x != nil { + return x.Timezone + } + return "" +} + +func (x *NowResponse) GetLocalTime() string { + if x != nil { + return x.LocalTime + } + return "" +} + +func (x *NowResponse) GetTempC() float64 { + if x != nil { + return x.TempC + } + return 0 +} + +func (x *NowResponse) GetTempF() float64 { + if x != nil { + return x.TempF + } + return 0 +} + +func (x *NowResponse) GetFeelsLikeC() float64 { + if x != nil { + return x.FeelsLikeC + } + return 0 +} + +func (x *NowResponse) GetFeelsLikeF() float64 { + if x != nil { + return x.FeelsLikeF + } + return 0 +} + +func (x *NowResponse) GetHumidity() int32 { + if x != nil { + return x.Humidity + } + return 0 +} + +func (x *NowResponse) GetCloud() int32 { + if x != nil { + return x.Cloud + } + return 0 +} + +func (x *NowResponse) GetDaytime() bool { + if x != nil { + return x.Daytime + } + return false +} + +func (x *NowResponse) GetCondition() string { + if x != nil { + return x.Condition + } + return "" +} + +func (x *NowResponse) GetIconUrl() string { + if x != nil { + return x.IconUrl + } + return "" +} + +func (x 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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 +} + +func init() { file_proto_weather_proto_init() } +func file_proto_weather_proto_init() { + if File_proto_weather_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_proto_weather_proto_msgTypes[0].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[1].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*NowResponse); 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_proto_weather_proto_rawDesc, + NumEnums: 0, + NumMessages: 2, + NumExtensions: 0, + NumServices: 1, + }, + GoTypes: file_proto_weather_proto_goTypes, + DependencyIndexes: file_proto_weather_proto_depIdxs, + MessageInfos: file_proto_weather_proto_msgTypes, + }.Build() + File_proto_weather_proto = out.File + file_proto_weather_proto_rawDesc = nil + file_proto_weather_proto_goTypes = nil + file_proto_weather_proto_depIdxs = nil +} diff --git a/weather/proto/weather.pb.micro.go b/weather/proto/weather.pb.micro.go new file mode 100644 index 0000000..28b74df --- /dev/null +++ b/weather/proto/weather.pb.micro.go @@ -0,0 +1,93 @@ +// Code generated by protoc-gen-micro. DO NOT EDIT. +// source: proto/weather.proto + +package weather + +import ( + fmt "fmt" + proto "github.com/golang/protobuf/proto" + math "math" +) + +import ( + context "context" + api "github.com/micro/micro/v3/service/api" + client "github.com/micro/micro/v3/service/client" + server "github.com/micro/micro/v3/service/server" +) + +// Reference imports to suppress errors if they are not otherwise used. +var _ = proto.Marshal +var _ = fmt.Errorf +var _ = math.Inf + +// 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 + +// Reference imports to suppress errors if they are not otherwise used. +var _ api.Endpoint +var _ context.Context +var _ client.Option +var _ server.Option + +// Api Endpoints for Weather service + +func NewWeatherEndpoints() []*api.Endpoint { + return []*api.Endpoint{} +} + +// Client API for Weather service + +type WeatherService interface { + Now(ctx context.Context, in *NowRequest, opts ...client.CallOption) (*NowResponse, error) +} + +type weatherService struct { + c client.Client + name string +} + +func NewWeatherService(name string, c client.Client) WeatherService { + return &weatherService{ + c: c, + name: name, + } +} + +func (c *weatherService) Now(ctx context.Context, in *NowRequest, opts ...client.CallOption) (*NowResponse, error) { + req := c.c.NewRequest(c.name, "Weather.Now", in) + out := new(NowResponse) + 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 +} + +func RegisterWeatherHandler(s server.Server, hdlr WeatherHandler, opts ...server.HandlerOption) error { + type weather interface { + Now(ctx context.Context, in *NowRequest, out *NowResponse) error + } + type Weather struct { + weather + } + h := &weatherHandler{hdlr} + return s.Handle(s.NewHandler(&Weather{h}, opts...)) +} + +type weatherHandler struct { + WeatherHandler +} + +func (h *weatherHandler) Now(ctx context.Context, in *NowRequest, out *NowResponse) error { + return h.WeatherHandler.Now(ctx, in, out) +} diff --git a/weather/proto/weather.proto b/weather/proto/weather.proto new file mode 100644 index 0000000..34f3739 --- /dev/null +++ b/weather/proto/weather.proto @@ -0,0 +1,59 @@ +syntax = "proto3"; + +package weather; + +option go_package = "./proto;weather"; + +service Weather { + rpc Now(NowRequest) returns (NowResponse) {} +} + +// Get the current weather report for a location by postcode, city, zip code, ip address +message NowRequest { + // location to get weather e.g postcode, city + string location = 1; +} + +message NowResponse { + // 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; + // temperature in celsius + double temp_c = 8; + // temperature in fahrenheit + double temp_f = 9; + // feels like in celsius + double feels_like_c = 10; + // feels like in fahrenheit + double feels_like_f = 11; + // the humidity percentage + int32 humidity = 12; + // cloud cover percentage + int32 cloud = 13; + // whether its daytime + bool daytime = 14; + // the weather condition + string condition = 15; + // the related icon + string icon_url = 16; + // wind in mph + double wind_mph = 17; + // wind in kph + double wind_kph = 18; + // wind direction + string wind_direction = 19; + // wind degree + int32 wind_degree = 20; +} + diff --git a/weather/publicapi.json b/weather/publicapi.json new file mode 100644 index 0000000..e413d88 --- /dev/null +++ b/weather/publicapi.json @@ -0,0 +1,8 @@ +{ + "name": "weather", + "icon": "☀️", + "category": "climate", + "pricing": { + "Weather.Now": 1 + } +}