add timezone api

go.mod

@@ -41,6 +41,7 @@ require (
 	github.com/stoewer/go-strcase v1.2.0
 	github.com/stretchr/testify v1.7.0
 	github.com/teris-io/shortid v0.0.0-20171029131806-771a37caa5cf
+	github.com/tkuchiki/go-timezone v0.2.2
 	github.com/ttacon/builder v0.0.0-20170518171403-c099f663e1c2 // indirect
 	github.com/ttacon/libphonenumber v1.2.1 // indirect
 	github.com/uber/jaeger-client-go v2.29.1+incompatible // indirect

go.sum

@@ -510,6 +510,8 @@ github.com/tcnksm/go-gitconfig v0.1.2/go.mod h1:/8EhP4H7oJZdIPyT+/UIsG87kTzrzM4U
 github.com/teris-io/shortid v0.0.0-20171029131806-771a37caa5cf h1:Z2X3Os7oRzpdJ75iPqWZc0HeJWFYNCvKsfpQwFpRNTA=
 github.com/teris-io/shortid v0.0.0-20171029131806-771a37caa5cf/go.mod h1:M8agBzgqHIhgj7wEn9/0hJUZcrvt9VY+Ln+S1I5Mha0=
 github.com/timewasted/linode v0.0.0-20160829202747-37e84520dcf7/go.mod h1:imsgLplxEC/etjIhdr3dNzV3JeT27LbVu5pYWm0JCBY=
+github.com/tkuchiki/go-timezone v0.2.2 h1:MdHR65KwgVTwWFQrota4SKzc4L5EfuH5SdZZGtk/P2Q=
+github.com/tkuchiki/go-timezone v0.2.2/go.mod h1:oFweWxYl35C/s7HMVZXiA19Jr9Y0qJHMaG/J2TES4LY=
 github.com/transip/gotransip v0.0.0-20190812104329-6d8d9179b66f/go.mod h1:i0f4R4o2HM0m3DZYQWsj6/MEowD57VzoH0v3d7igeFY=
 github.com/ttacon/builder v0.0.0-20170518171403-c099f663e1c2 h1:5u+EJUQiosu3JFX0XS0qTf5FznsMOzTjGqavBGuCbo0=
 github.com/ttacon/builder v0.0.0-20170518171403-c099f663e1c2/go.mod h1:4kyMkleCiLkgY6z8gK5BkI01ChBtxR0ro3I1ZDcGM3w=

timezone/.gitignore

@@ -0,0 +1,2 @@
+
+timezone

timezone/Dockerfile

@@ -0,0 +1,3 @@
+FROM alpine
+ADD timezone /timezone
+ENTRYPOINT [ "/timezone" ]

timezone/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/timezone.proto
+
+.PHONY: proto
+proto:
+	protoc --proto_path=. --micro_out=. --go_out=:. proto/timezone.proto
+	
+.PHONY: build
+build:
+	go build -o timezone *.go
+
+.PHONY: test
+test:
+	go test -v ./... -cover
+
+.PHONY: docker
+docker:
+	docker build . -t timezone:latest

timezone/README.md

@@ -0,0 +1,7 @@
+Time, date and timezone info
+
+# Timezone Service
+
+Get the time, date and timezone info for any given location in the world. 
+
+Powered by [Weather API](https://weatherapi.com)

timezone/generate.go

@@ -0,0 +1,3 @@
+package main
+
+//go:generate make proto

timezone/handler/timezone.go

@@ -0,0 +1,97 @@
+package handler
+
+import (
+	"context"
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+	"net/url"
+	"time"
+
+	"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/timezone/proto"
+	"github.com/tkuchiki/go-timezone"
+)
+
+type Timezone struct {
+	Api string
+	Key string
+	TZ  *timezone.Timezone
+}
+
+func New() *Timezone {
+	// 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 &Timezone{
+		Api: api,
+		Key: key,
+		TZ:  timezone.New(),
+	}
+}
+
+func (t *Timezone) Info(ctx context.Context, req *pb.InfoRequest, rsp *pb.InfoResponse) error {
+	if len(req.Location) == 0 {
+		return errors.BadRequest("timezone.info", "invalid location")
+	}
+
+	vals := url.Values{}
+	vals.Set("key", t.Key)
+	vals.Set("q", req.Location)
+
+	resp, err := http.Get(t.Api + "timezone.json?" + vals.Encode())
+	if err != nil {
+		logger.Errorf("Failed to get timezone info: %v\n", err)
+		return errors.InternalServerError("weather.current", "failed to get timezone info")
+	}
+	defer resp.Body.Close()
+
+	b, _ := ioutil.ReadAll(resp.Body)
+
+	if resp.StatusCode != 200 {
+		logger.Errorf("Failed to get timezone info (non 200): %d %v\n", resp.StatusCode, string(b))
+		return errors.InternalServerError("weather.current", "failed to get timezone info")
+	}
+
+	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{})
+
+	rsp.Location = location["name"].(string)
+	rsp.Region = location["region"].(string)
+	rsp.Country = location["country"].(string)
+	rsp.Latitude = location["lat"].(float64)
+	rsp.Longitude = location["lon"].(float64)
+	rsp.Timezone = location["tz_id"].(string)
+	rsp.LocalTime = location["localtime"].(string)
+
+	loc, _ := time.LoadLocation(rsp.Timezone)
+	ti := time.Now().In(loc)
+	isDST := t.TZ.IsDST(ti)
+	rsp.Abbreviation, _ = t.TZ.GetTimezoneAbbreviation(rsp.Timezone, isDST)
+	rsp.DaylightSavings = isDST
+
+	return nil
+}

timezone/main.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"github.com/micro/micro/v3/service"
+	"github.com/micro/micro/v3/service/logger"
+	"github.com/micro/services/timezone/handler"
+	pb "github.com/micro/services/timezone/proto"
+)
+
+func main() {
+	// Create service
+	srv := service.New(
+		service.Name("timezone"),
+		service.Version("latest"),
+	)
+
+	// Register handler
+	pb.RegisterTimezoneHandler(srv.Server(), handler.New())
+
+	// Run service
+	if err := srv.Run(); err != nil {
+		logger.Fatal(err)
+	}
+}

timezone/micro.mu

@@ -0,0 +1 @@
+service timezone

timezone/proto/timezone.pb.go

@@ -0,0 +1,302 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.15.6
+// source: proto/timezone.proto
+
+package timezone
+
+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 timezone info for a specific location
+type InfoRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// location to lookup e.g postcode, city, ip address
+	Location string `protobuf:"bytes,1,opt,name=location,proto3" json:"location,omitempty"`
+}
+
+func (x *InfoRequest) Reset() {
+	*x = InfoRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_timezone_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *InfoRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*InfoRequest) ProtoMessage() {}
+
+func (x *InfoRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_timezone_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 InfoRequest.ProtoReflect.Descriptor instead.
+func (*InfoRequest) Descriptor() ([]byte, []int) {
+	return file_proto_timezone_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *InfoRequest) GetLocation() string {
+	if x != nil {
+		return x.Location
+	}
+	return ""
+}
+
+type InfoResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// location requested
+	Location string `protobuf:"bytes,1,opt,name=location,proto3" json:"location,omitempty"`
+	// region of timezone
+	Region string `protobuf:"bytes,2,opt,name=region,proto3" json:"region,omitempty"`
+	// country of the timezone
+	Country string `protobuf:"bytes,3,opt,name=country,proto3" json:"country,omitempty"`
+	// e.g 51.42
+	Latitude float64 `protobuf:"fixed64,4,opt,name=latitude,proto3" json:"latitude,omitempty"`
+	// e.g -0.37
+	Longitude float64 `protobuf:"fixed64,5,opt,name=longitude,proto3" json:"longitude,omitempty"`
+	// the timezone e.g Europe/London
+	Timezone string `protobuf:"bytes,6,opt,name=timezone,proto3" json:"timezone,omitempty"`
+	// the abbreviated code
+	Abbreviation string `protobuf:"bytes,7,opt,name=abbreviation,proto3" json:"abbreviation,omitempty"`
+	// the local time
+	LocalTime string `protobuf:"bytes,8,opt,name=local_time,json=localTime,proto3" json:"local_time,omitempty"`
+	// is daylight savings
+	DaylightSavings bool `protobuf:"varint,9,opt,name=daylight_savings,json=daylightSavings,proto3" json:"daylight_savings,omitempty"`
+}
+
+func (x *InfoResponse) Reset() {
+	*x = InfoResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_timezone_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *InfoResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*InfoResponse) ProtoMessage() {}
+
+func (x *InfoResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_timezone_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 InfoResponse.ProtoReflect.Descriptor instead.
+func (*InfoResponse) Descriptor() ([]byte, []int) {
+	return file_proto_timezone_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *InfoResponse) GetLocation() string {
+	if x != nil {
+		return x.Location
+	}
+	return ""
+}
+
+func (x *InfoResponse) GetRegion() string {
+	if x != nil {
+		return x.Region
+	}
+	return ""
+}
+
+func (x *InfoResponse) GetCountry() string {
+	if x != nil {
+		return x.Country
+	}
+	return ""
+}
+
+func (x *InfoResponse) GetLatitude() float64 {
+	if x != nil {
+		return x.Latitude
+	}
+	return 0
+}
+
+func (x *InfoResponse) GetLongitude() float64 {
+	if x != nil {
+		return x.Longitude
+	}
+	return 0
+}
+
+func (x *InfoResponse) GetTimezone() string {
+	if x != nil {
+		return x.Timezone
+	}
+	return ""
+}
+
+func (x *InfoResponse) GetAbbreviation() string {
+	if x != nil {
+		return x.Abbreviation
+	}
+	return ""
+}
+
+func (x *InfoResponse) GetLocalTime() string {
+	if x != nil {
+		return x.LocalTime
+	}
+	return ""
+}
+
+func (x *InfoResponse) GetDaylightSavings() bool {
+	if x != nil {
+		return x.DaylightSavings
+	}
+	return false
+}
+
+var File_proto_timezone_proto protoreflect.FileDescriptor
+
+var file_proto_timezone_proto_rawDesc = []byte{
+	0x0a, 0x14, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x74, 0x69, 0x6d, 0x65, 0x7a, 0x6f, 0x6e, 0x65,
+	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x08, 0x74, 0x69, 0x6d, 0x65, 0x7a, 0x6f, 0x6e, 0x65,
+	0x22, 0x29, 0x0a, 0x0b, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12,
+	0x1a, 0x0a, 0x08, 0x6c, 0x6f, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x18, 0x01, 0x20, 0x01, 0x28,
+	0x09, 0x52, 0x08, 0x6c, 0x6f, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x22, 0xa0, 0x02, 0x0a, 0x0c,
+	0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x1a, 0x0a, 0x08,
+	0x6c, 0x6f, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08,
+	0x6c, 0x6f, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x12, 0x16, 0x0a, 0x06, 0x72, 0x65, 0x67, 0x69,
+	0x6f, 0x6e, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x72, 0x65, 0x67, 0x69, 0x6f, 0x6e,
+	0x12, 0x18, 0x0a, 0x07, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x72, 0x79, 0x18, 0x03, 0x20, 0x01, 0x28,
+	0x09, 0x52, 0x07, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x1a, 0x0a, 0x08, 0x6c, 0x61,
+	0x74, 0x69, 0x74, 0x75, 0x64, 0x65, 0x18, 0x04, 0x20, 0x01, 0x28, 0x01, 0x52, 0x08, 0x6c, 0x61,
+	0x74, 0x69, 0x74, 0x75, 0x64, 0x65, 0x12, 0x1c, 0x0a, 0x09, 0x6c, 0x6f, 0x6e, 0x67, 0x69, 0x74,
+	0x75, 0x64, 0x65, 0x18, 0x05, 0x20, 0x01, 0x28, 0x01, 0x52, 0x09, 0x6c, 0x6f, 0x6e, 0x67, 0x69,
+	0x74, 0x75, 0x64, 0x65, 0x12, 0x1a, 0x0a, 0x08, 0x74, 0x69, 0x6d, 0x65, 0x7a, 0x6f, 0x6e, 0x65,
+	0x18, 0x06, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x74, 0x69, 0x6d, 0x65, 0x7a, 0x6f, 0x6e, 0x65,
+	0x12, 0x22, 0x0a, 0x0c, 0x61, 0x62, 0x62, 0x72, 0x65, 0x76, 0x69, 0x61, 0x74, 0x69, 0x6f, 0x6e,
+	0x18, 0x07, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0c, 0x61, 0x62, 0x62, 0x72, 0x65, 0x76, 0x69, 0x61,
+	0x74, 0x69, 0x6f, 0x6e, 0x12, 0x1d, 0x0a, 0x0a, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x5f, 0x74, 0x69,
+	0x6d, 0x65, 0x18, 0x08, 0x20, 0x01, 0x28, 0x09, 0x52, 0x09, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x54,
+	0x69, 0x6d, 0x65, 0x12, 0x29, 0x0a, 0x10, 0x64, 0x61, 0x79, 0x6c, 0x69, 0x67, 0x68, 0x74, 0x5f,
+	0x73, 0x61, 0x76, 0x69, 0x6e, 0x67, 0x73, 0x18, 0x09, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0f, 0x64,
+	0x61, 0x79, 0x6c, 0x69, 0x67, 0x68, 0x74, 0x53, 0x61, 0x76, 0x69, 0x6e, 0x67, 0x73, 0x32, 0x43,
+	0x0a, 0x08, 0x54, 0x69, 0x6d, 0x65, 0x7a, 0x6f, 0x6e, 0x65, 0x12, 0x37, 0x0a, 0x04, 0x49, 0x6e,
+	0x66, 0x6f, 0x12, 0x15, 0x2e, 0x74, 0x69, 0x6d, 0x65, 0x7a, 0x6f, 0x6e, 0x65, 0x2e, 0x49, 0x6e,
+	0x66, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x16, 0x2e, 0x74, 0x69, 0x6d, 0x65,
+	0x7a, 0x6f, 0x6e, 0x65, 0x2e, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73,
+	0x65, 0x22, 0x00, 0x42, 0x12, 0x5a, 0x10, 0x2e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x3b, 0x74,
+	0x69, 0x6d, 0x65, 0x7a, 0x6f, 0x6e, 0x65, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_proto_timezone_proto_rawDescOnce sync.Once
+	file_proto_timezone_proto_rawDescData = file_proto_timezone_proto_rawDesc
+)
+
+func file_proto_timezone_proto_rawDescGZIP() []byte {
+	file_proto_timezone_proto_rawDescOnce.Do(func() {
+		file_proto_timezone_proto_rawDescData = protoimpl.X.CompressGZIP(file_proto_timezone_proto_rawDescData)
+	})
+	return file_proto_timezone_proto_rawDescData
+}
+
+var file_proto_timezone_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_proto_timezone_proto_goTypes = []interface{}{
+	(*InfoRequest)(nil),  // 0: timezone.InfoRequest
+	(*InfoResponse)(nil), // 1: timezone.InfoResponse
+}
+var file_proto_timezone_proto_depIdxs = []int32{
+	0, // 0: timezone.Timezone.Info:input_type -> timezone.InfoRequest
+	1, // 1: timezone.Timezone.Info:output_type -> timezone.InfoResponse
+	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
+}
+
+func init() { file_proto_timezone_proto_init() }
+func file_proto_timezone_proto_init() {
+	if File_proto_timezone_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_proto_timezone_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*InfoRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_timezone_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*InfoResponse); 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_timezone_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_proto_timezone_proto_goTypes,
+		DependencyIndexes: file_proto_timezone_proto_depIdxs,
+		MessageInfos:      file_proto_timezone_proto_msgTypes,
+	}.Build()
+	File_proto_timezone_proto = out.File
+	file_proto_timezone_proto_rawDesc = nil
+	file_proto_timezone_proto_goTypes = nil
+	file_proto_timezone_proto_depIdxs = nil
+}

timezone/proto/timezone.pb.micro.go

@@ -0,0 +1,93 @@
+// Code generated by protoc-gen-micro. DO NOT EDIT.
+// source: proto/timezone.proto
+
+package timezone
+
+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 Timezone service
+
+func NewTimezoneEndpoints() []*api.Endpoint {
+	return []*api.Endpoint{}
+}
+
+// Client API for Timezone service
+
+type TimezoneService interface {
+	Info(ctx context.Context, in *InfoRequest, opts ...client.CallOption) (*InfoResponse, error)
+}
+
+type timezoneService struct {
+	c    client.Client
+	name string
+}
+
+func NewTimezoneService(name string, c client.Client) TimezoneService {
+	return &timezoneService{
+		c:    c,
+		name: name,
+	}
+}
+
+func (c *timezoneService) Info(ctx context.Context, in *InfoRequest, opts ...client.CallOption) (*InfoResponse, error) {
+	req := c.c.NewRequest(c.name, "Timezone.Info", in)
+	out := new(InfoResponse)
+	err := c.c.Call(ctx, req, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// Server API for Timezone service
+
+type TimezoneHandler interface {
+	Info(context.Context, *InfoRequest, *InfoResponse) error
+}
+
+func RegisterTimezoneHandler(s server.Server, hdlr TimezoneHandler, opts ...server.HandlerOption) error {
+	type timezone interface {
+		Info(ctx context.Context, in *InfoRequest, out *InfoResponse) error
+	}
+	type Timezone struct {
+		timezone
+	}
+	h := &timezoneHandler{hdlr}
+	return s.Handle(s.NewHandler(&Timezone{h}, opts...))
+}
+
+type timezoneHandler struct {
+	TimezoneHandler
+}
+
+func (h *timezoneHandler) Info(ctx context.Context, in *InfoRequest, out *InfoResponse) error {
+	return h.TimezoneHandler.Info(ctx, in, out)
+}

timezone/proto/timezone.proto

@@ -0,0 +1,37 @@
+syntax = "proto3";
+
+package timezone;
+
+option go_package = "./proto;timezone";
+
+service Timezone {
+	rpc Info(InfoRequest) returns (InfoResponse) {}
+}
+
+// Get the timezone info for a specific location
+message InfoRequest {
+	// location to lookup e.g postcode, city, ip address
+	string location = 1;
+}
+
+message InfoResponse {
+	// location requested
+	string location = 1;
+	// region of timezone
+	string region = 2;
+	// country of the timezone
+	string country = 3;
+	// e.g 51.42
+	double latitude = 4;
+	// e.g -0.37
+	double longitude = 5;
+	// the timezone e.g Europe/London
+	string timezone = 6;
+	// the abbreviated code
+	string abbreviation = 7;
+	// the local time
+	string local_time = 8;
+	// is daylight savings
+	bool daylight_savings = 9;
+}
+

timezone/publicapi.json

@@ -0,0 +1,8 @@
+{
+  "name": "timezone",
+  "icon": "🌐",
+  "category": "time",
+  "pricing": {
+    "Timezone.Info": 5
+  }
+}