add parser

.vscode/launch.json

@@ -0,0 +1,20 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Launch",
+            "type": "go",
+            "request": "launch",
+            "mode": "debug",
+            "program": "${workspaceFolder}/cmd/pinned_message",
+            "args": [
+                "--local"
+            ],
+            "cwd": "${workspaceFolder}",
+            "buildFlags": "-tags local"
+        }
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,11 @@
+{
+    "cSpell.words": [
+        "День",
+        "Номер",
+        "Номера",
+        "Событие",
+        "событиями",
+        "gocarina",
+        "gocsv"
+    ]
+}

cmd/pinned_message/main.go

@@ -1,15 +1,21 @@
 package main
 
 import (
-	"pinned_message/internal/app"
-	proto "pinned_message/proto"
 	"context"
-	"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
-	"google.golang.org/grpc"
-	"google.golang.org/grpc/credentials/insecure"
 	"log"
 	"net"
 	"net/http"
+	"pinned_message/internal/app"
+	"pinned_message/internal/config"
+	"pinned_message/internal/modules/data_parser"
+	"pinned_message/internal/modules/date_parser"
+	"pinned_message/internal/services/schedule_parser"
+	"pinned_message/internal/services/schedule_storage"
+	proto "pinned_message/proto"
+
+	"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
 )
 
 func main() {
@@ -21,8 +27,19 @@ func main() {
 
 	// Create a gRPC server object
 	s := grpc.NewServer()
+
+	ctx := context.Background()
+	scheduleParser := schedule_parser.NewScheduleParser(
+		data_parser.NewGoogleTableScheduleParser(),
+		date_parser.NewDateParser(),
+		*schedule_storage.NewScheduleStorage(config.GetScheduleFilepath()),
+	)
+	go func() {
+		scheduleParser.Run(ctx)
+	}()
+
 	// Attach the Greeter service to the server
-	proto.RegisterpinnedMessageServer(s, app.NewServer())
+	proto.RegisterPinnedMessageServer(s, app.NewServer())
 	// Serve gRPC server
 	log.Println("Serving gRPC on 0.0.0.0:8080")
 	go func() {
@@ -41,7 +58,7 @@ func main() {
 
 	gwmux := runtime.NewServeMux()
 	// Register Greeter
-	err = proto.RegisterpinnedMessageHandler(context.Background(), gwmux, conn)
+	err = proto.RegisterPinnedMessageHandler(context.Background(), gwmux, conn)
 	if err != nil {
 		log.Fatalln("Failed to register gateway:", err)
 	}

data/schedule.json

@@ -0,0 +1 @@
+[{"date":"2026-03-24T00:00:00+07:00","performances":[{"time_collection":"-","time_start":"18:00 - 20:00","place":"танцкласс","name":"репетиция","numbers":[{"name":"все"}],"costumes":"-"}]},{"date":"2026-03-26T00:00:00+07:00","performances":[{"time_collection":"-","time_start":"18:00 - 20:00","place":"танцкласс","name":"репетиция","numbers":[{"name":"все"}],"costumes":"-"}]},{"date":"2026-03-27T00:00:00+07:00","performances":[{"time_collection":"13:00","time_start":"15:00 - 17:00","place":"КДМ (Юрина 204в)","name":"Закрытие регионального этапа Всероссийского проекта-фестиваля «Российская школьная весна» Алтайского края и Открытие Краевого фестиваля студенческого творчества \"Студенческая весна на Алтае. Феста - 2026\"","numbers":[{"name":"Гавря"}],"costumes":""}]},{"date":"2026-03-28T00:00:00+07:00","performances":[{"time_collection":"","time_start":"17:30 - 21:00","place":"актовый зал С","name":"репетиция КП","numbers":[{"name":"Еще люблю"}],"costumes":"реп форма"}]},{"date":"2026-03-29T00:00:00+07:00","performances":[{"time_collection":"12.15","time_start":"13:00-14:00","place":"концертный зал Д","name":"День открытых дверей АлтГУ","numbers":[{"name":"Русская душа"}],"costumes":""}]},{"date":"2026-03-30T00:00:00+07:00","performances":[{"time_collection":"","time_start":"11:30-15:00","place":"аграрка на красноармейском","name":"ФЕСТА. Оригинальный жанр","numbers":[{"name":"Песня цыганки"}],"costumes":""}]},{"date":"2026-03-31T00:00:00+07:00","performances":[{"time_collection":"","time_start":"17:30 - 21:00","place":"актовый зал С","name":"репетиция КП","numbers":[{"name":"Еще люблю"}],"costumes":"реп форма"}]},{"date":"2026-04-01T00:00:00+07:00","performances":[{"time_collection":"","time_start":"17:30 - 21:00","place":"актовый зал С","name":"репетиция КП","numbers":[{"name":"Еще люблю"}],"costumes":"костюм свой"}]},{"date":"2026-04-02T00:00:00+07:00","performances":[{"time_collection":"","time_start":"17:30 - 21:00","place":"актовый зал С","name":"репетиция КП","numbers":[{"name":"Еще люблю"}],"costumes":"костюм свой"}]},{"date":"2026-04-03T00:00:00+07:00","performances":[{"time_collection":"","time_start":"10:00-11:00","place":"актовый зал С","name":"ФЕСТА. КП","numbers":[{"name":"Еще люблю"}],"costumes":"костюм свой"},{"time_collection":"","time_start":"15:00-16:00","place":"актовый зал С","name":"репетиция танцевального направления","numbers":[{"name":"Русская душа"},{"name":" Гавря"},{"name":" Полька"}],"costumes":""}]},{"date":"2026-04-04T00:00:00+07:00","performances":[{"time_collection":"","time_start":"","place":"актовый зал С","name":"ФЕСТА. Танцевальное направление","numbers":[{"name":"Русская душа"},{"name":" Гавря"},{"name":" Полька"}],"costumes":""}]},{"date":"2026-04-05T00:00:00+07:00","performances":[{"time_collection":"","time_start":"","place":"актовый зал С","name":"ФЕСТА. Танцевальное направление","numbers":[{"name":"Русская душа"},{"name":" Гавря"},{"name":" Полька"}],"costumes":""}]},{"date":"2026-04-06T00:00:00+07:00","performances":[{"time_collection":"","time_start":"","place":"концертный зал Д","name":"ЕММО. открытие","numbers":[{"name":"Китайский"},{"name":" Полька"}],"costumes":""}]},{"date":"2026-04-08T00:00:00+07:00","performances":[{"time_collection":"","time_start":"","place":"концертный зал Д","name":"ЕММО. закрытие","numbers":[{"name":"Гавря"},{"name":" Русская душа"}],"costumes":""}]},{"date":"2026-04-17T00:00:00+07:00","performances":[{"time_collection":"","time_start":"Вечер","place":"актовый зал С","name":"Мисс ИББ","numbers":[{"name":"Китайский"}],"costumes":""}]},{"date":"2026-04-24T00:00:00+07:00","performances":[{"time_collection":"","time_start":"","place":"актовый зал С","name":"Отчетник","numbers":[{"name":"мы сдохнем"}],"costumes":""}]},{"date":"2026-05-01T00:00:00+07:00","performances":[{"time_collection":"","time_start":"","place":"отъезд от гаража С","name":"Маральник","numbers":[{"name":""}],"costumes":""}]}]

go.mod

@@ -3,7 +3,6 @@ module pinned_message
 go 1.22
 
 require (
-	github.com/go-pkgz/routegroup v1.1.1
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0
 	google.golang.org/genproto/googleapis/api v0.0.0-20240513163218-0867130af1f8
 	google.golang.org/grpc v1.64.0
@@ -11,6 +10,7 @@ require (
 )
 
 require (
+	github.com/gocarina/gocsv v0.0.0-20240520201108-78e41c74b4b1
 	golang.org/x/net v0.23.0 // indirect
 	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/text v0.15.0 // indirect

internal/app/server.go

@@ -1,12 +1,12 @@
 package app
 
 import (
-	proto "pinned_message/proto"
 	"context"
+	proto "pinned_message/proto"
 )
 
 type Server struct {
-	proto.UnimplementedpinnedMessageServer
+	proto.UnimplementedPinnedMessageServer
 }
 
 func NewServer() *Server {

internal/config/config.go

@@ -0,0 +1,37 @@
+package config
+
+import (
+	"os"
+	"path/filepath"
+)
+
+const (
+	ClientPort = ":8100"
+	FilePort   = ":8120"
+)
+
+func GetScheduleFilepath() string {
+	return getFilepath("SCHEDULE_FILENAME", "data/schedule.json")
+}
+
+func getFilepath(env string, defaultFilepath string) string {
+	filepath := selectFilepath(env, defaultFilepath)
+	ensureDirExists(filepath)
+	return filepath
+}
+
+func selectFilepath(env string, defaultFilepath string) string {
+	filepath := os.Getenv(env)
+	if filepath != "" {
+		return filepath
+	}
+	return defaultFilepath
+}
+
+func ensureDirExists(filePath string) error {
+	dir := filepath.Dir(filePath)
+	if dir == "" || dir == "." || dir == "/" {
+		return nil
+	}
+	return os.MkdirAll(dir, 0755)
+}

internal/models/day.go

@@ -0,0 +1,32 @@
+package models
+
+import "time"
+
+// День с событиями
+type Day struct {
+	Date         time.Time         `json:"date"`
+	Performances []*DayPerformance `json:"performances"`
+}
+
+// Событие (мероприятия, праздник, поездка, событие)
+type DayPerformance struct {
+	// Время сбора
+	TimeCollection string `json:"time_collection"`
+	// Время начала мероприятия
+	TimeStart string `json:"time_start"`
+	// Место
+	Place string `json:"place"`
+
+	// Наименование мероприятия
+	Name string `json:"name"`
+	// Номера
+	Numbers []*Number `json:"numbers"`
+	// Костюмы
+	Costumes string `json:"costumes"`
+}
+
+// Номер
+type Number struct {
+	// Название
+	Name string `json:"name"`
+}

internal/modules/data_parser/interface.go

@@ -0,0 +1,7 @@
+package data_parser
+
+import "context"
+
+type IDataParser interface {
+	Parse(ctx context.Context, url string, v interface{}) error
+}

internal/modules/data_parser/parser.go

@@ -0,0 +1,42 @@
+package data_parser
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"regexp"
+
+	"github.com/gocarina/gocsv"
+)
+
+type parser struct{}
+
+func NewGoogleTableScheduleParser() IDataParser {
+	return &parser{}
+}
+
+func (p *parser) Parse(_ context.Context, url string, v interface{}) error {
+	re := regexp.MustCompile(`/d/([a-zA-Z0-9-_]+)`)
+	matches := re.FindStringSubmatch(url)
+	if len(matches) < 2 {
+		return fmt.Errorf("Не удалось найти ID таблицы в ссылке")
+	}
+	sheetID := matches[1]
+
+	csvURL := fmt.Sprintf("https://docs.google.com/spreadsheets/d/%s/export?format=csv", sheetID)
+
+	resp, err := http.Get(csvURL)
+	if err != nil {
+		return fmt.Errorf("Ошибка при скачивании таблицы: %v", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("Ошибка: статус код %d (убедитесь, что таблица публичная)", resp.StatusCode)
+	}
+
+	if err := gocsv.Unmarshal(resp.Body, v); err != nil {
+		return fmt.Errorf("Ошибка при парсинге CSV в структуру: %v", err)
+	}
+	return nil
+}

internal/modules/date_parser/interface.go

@@ -0,0 +1,7 @@
+package date_parser
+
+import "time"
+
+type IDateParser interface {
+	Parse(date string) (time.Time, error)
+}

internal/modules/date_parser/parser.go

@@ -0,0 +1,53 @@
+package date_parser
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+	"time"
+)
+
+var (
+	ruMonths = map[string]time.Month{
+		"января":   time.January,
+		"февраля":  time.February,
+		"марта":    time.March,
+		"апреля":   time.April,
+		"мая":      time.May,
+		"июня":     time.June,
+		"июля":     time.July,
+		"августа":  time.August,
+		"сентября": time.September,
+		"октября":  time.October,
+		"ноября":   time.November,
+		"декабря":  time.December,
+	}
+)
+
+type parser struct{}
+
+func NewDateParser() IDateParser {
+	return &parser{}
+}
+
+func (p *parser) Parse(date string) (time.Time, error) {
+	parts := strings.Fields(date)
+	if len(parts) < 2 {
+		return time.Time{}, fmt.Errorf("Неверный формат даты, ожидалось 'День Месяц', получено: '%s'", date)
+	}
+
+	day, err := strconv.Atoi(parts[0])
+	if err != nil {
+		return time.Time{}, fmt.Errorf("Не удалось получить день: %v", err)
+	}
+
+	monthStr := strings.ToLower(parts[1])
+	month, ok := ruMonths[monthStr]
+	if !ok {
+		return time.Time{}, fmt.Errorf("Неизвестный месяц: %s", monthStr)
+	}
+
+	year := time.Now().Year()
+
+	return time.Date(year, month, day, 0, 0, 0, 0, time.Local), nil
+}

internal/services/schedule_parser/service.go

@@ -0,0 +1,126 @@
+package schedule_parser
+
+import (
+	"context"
+	"log"
+	"pinned_message/internal/models"
+	"pinned_message/internal/modules/data_parser"
+	"pinned_message/internal/modules/date_parser"
+	"pinned_message/internal/services/schedule_storage"
+	"strings"
+	"time"
+)
+
+type performance struct {
+	Date           string `csv:"ДАТА"`
+	Day            string `csv:"день недели"`
+	Name           string `csv:"НАЗВАНИЕ"`
+	Place          string `csv:"МЕСТО"`
+	TimeCollection string `csv:"время СБОРА (для концерта)"`
+	TimeStart      string `csv:"время НАЧАЛА"`
+	Numbers        string `csv:"ЧТО ТАНЦУЕМ"`
+	Costumes       string `csv:"КОСТЮМЫ"`
+}
+
+type ScheduleParser struct {
+	dataParser      data_parser.IDataParser
+	dateParser      date_parser.IDateParser
+	scheduleStorage schedule_storage.ScheduleStorage
+}
+
+func NewScheduleParser(
+	dataParser data_parser.IDataParser,
+	dateParser date_parser.IDateParser,
+	scheduleStorage schedule_storage.ScheduleStorage,
+) *ScheduleParser {
+	return &ScheduleParser{
+		dataParser:      dataParser,
+		dateParser:      dateParser,
+		scheduleStorage: scheduleStorage,
+	}
+}
+
+func (p *ScheduleParser) Run(ctx context.Context) {
+	ticker := time.NewTicker(15 * time.Second) // TODO: set 1h
+	defer ticker.Stop()
+
+	sheetURL := "https://docs.google.com/spreadsheets/d/1v57bCAG764j1ULXDMb3amNFMzkkLmObKWsl5oE0Xq00/edit?gid=57461713#gid=57461713"
+	for {
+		select {
+		case <-ctx.Done():
+			return
+		case <-ticker.C:
+			days, err := p.parseSchedule(ctx, sheetURL)
+			if err != nil {
+				log.Printf("Error parse schedule: %s\n", sheetURL)
+				break
+			}
+			if err := p.scheduleStorage.SaveSchedule(days); err != nil {
+				log.Printf("Error save err: %s schedule: %s\n", err, sheetURL)
+			}
+		}
+	}
+}
+
+func (p *ScheduleParser) parseSchedule(ctx context.Context, sheetURL string) ([]*models.Day, error) {
+	var performances []performance
+	if err := p.dataParser.Parse(ctx, sheetURL, &performances); err != nil {
+		return nil, err
+	}
+	return p.mapSchedule(performances), nil
+}
+
+func (p *ScheduleParser) mapSchedule(performances []performance) []*models.Day {
+	days := []*models.Day{}
+	currentDay := &models.Day{}
+	for i, performance := range performances {
+		if performance.Name == "" || performance.Name == "-" {
+			continue
+		}
+		if performance.Date != "" {
+			if i > 0 {
+				days = append(days, currentDay)
+				currentDay = &models.Day{}
+			}
+			date, err := p.mapDate(performance.Date)
+			if err != nil {
+				panic(err)
+			}
+			currentDay.Date = date
+		}
+		currentDay.Performances = append(
+			currentDay.Performances,
+			&models.DayPerformance{
+				TimeCollection: performance.TimeCollection,
+				TimeStart:      performance.TimeStart,
+				Place:          performance.Place,
+				Name:           performance.Name,
+				Numbers:        p.mapNumbers(performance.Numbers),
+				Costumes:       performance.Costumes,
+			},
+		)
+	}
+	days = append(days, currentDay)
+	return days
+}
+
+func (p *ScheduleParser) mapDate(date string) (time.Time, error) {
+	if date == "" {
+		return time.Time{}, nil
+	}
+	return p.dateParser.Parse(date)
+}
+
+func (p *ScheduleParser) mapNumbers(numbers string) []*models.Number {
+	names := strings.Split(numbers, ",")
+	res := make([]*models.Number, 0, len(names))
+	for _, name := range names {
+		res = append(
+			res,
+			&models.Number{
+				Name: name,
+			},
+		)
+	}
+	return res
+}

internal/services/schedule_storage/service.go

@@ -0,0 +1,32 @@
+package schedule_storage
+
+import (
+	"encoding/json"
+	"log"
+	"os"
+	"pinned_message/internal/models"
+)
+
+type ScheduleStorage struct {
+	filepath string
+}
+
+func NewScheduleStorage(
+	filepath string,
+) *ScheduleStorage {
+	return &ScheduleStorage{
+		filepath: filepath,
+	}
+}
+
+func (s *ScheduleStorage) SaveSchedule(days []*models.Day) error {
+	data, err := json.Marshal(days)
+	if err != nil {
+		return err
+	}
+	if err := os.WriteFile(s.filepath, data, 0x777); err != nil {
+		return err
+	}
+	log.Printf("save story to: %s", s.filepath)
+	return nil
+}

proto/main.pb.go

@@ -0,0 +1,157 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.36.9
+// 	protoc        v6.32.1
+// source: main.proto
+
+package proto
+
+import (
+	_ "google.golang.org/genproto/googleapis/api/annotations"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+	unsafe "unsafe"
+)
+
+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)
+)
+
+type PingReq struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *PingReq) Reset() {
+	*x = PingReq{}
+	mi := &file_main_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *PingReq) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PingReq) ProtoMessage() {}
+
+func (x *PingReq) ProtoReflect() protoreflect.Message {
+	mi := &file_main_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 PingReq.ProtoReflect.Descriptor instead.
+func (*PingReq) Descriptor() ([]byte, []int) {
+	return file_main_proto_rawDescGZIP(), []int{0}
+}
+
+type PingRsp struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *PingRsp) Reset() {
+	*x = PingRsp{}
+	mi := &file_main_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *PingRsp) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PingRsp) ProtoMessage() {}
+
+func (x *PingRsp) ProtoReflect() protoreflect.Message {
+	mi := &file_main_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 PingRsp.ProtoReflect.Descriptor instead.
+func (*PingRsp) Descriptor() ([]byte, []int) {
+	return file_main_proto_rawDescGZIP(), []int{1}
+}
+
+var File_main_proto protoreflect.FileDescriptor
+
+const file_main_proto_rawDesc = "" +
+	"\n" +
+	"\n" +
+	"main.proto\x12\x14crabs.pinned_message\x1a\x1cgoogle/api/annotations.proto\"\t\n" +
+	"\aPingReq\"\t\n" +
+	"\aPingRsp2d\n" +
+	"\rpinnedMessage\x12S\n" +
+	"\x04Ping\x12\x1d.crabs.pinned_message.PingReq\x1a\x1d.crabs.pinned_message.PingRsp\"\r\x82\xd3\xe4\x93\x02\a\x12\x05/pingB\vZ\tpkg/protob\x06proto3"
+
+var (
+	file_main_proto_rawDescOnce sync.Once
+	file_main_proto_rawDescData []byte
+)
+
+func file_main_proto_rawDescGZIP() []byte {
+	file_main_proto_rawDescOnce.Do(func() {
+		file_main_proto_rawDescData = protoimpl.X.CompressGZIP(unsafe.Slice(unsafe.StringData(file_main_proto_rawDesc), len(file_main_proto_rawDesc)))
+	})
+	return file_main_proto_rawDescData
+}
+
+var file_main_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_main_proto_goTypes = []any{
+	(*PingReq)(nil), // 0: crabs.pinned_message.PingReq
+	(*PingRsp)(nil), // 1: crabs.pinned_message.PingRsp
+}
+var file_main_proto_depIdxs = []int32{
+	0, // 0: crabs.pinned_message.pinnedMessage.Ping:input_type -> crabs.pinned_message.PingReq
+	1, // 1: crabs.pinned_message.pinnedMessage.Ping:output_type -> crabs.pinned_message.PingRsp
+	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_main_proto_init() }
+func file_main_proto_init() {
+	if File_main_proto != nil {
+		return
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: unsafe.Slice(unsafe.StringData(file_main_proto_rawDesc), len(file_main_proto_rawDesc)),
+			NumEnums:      0,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_main_proto_goTypes,
+		DependencyIndexes: file_main_proto_depIdxs,
+		MessageInfos:      file_main_proto_msgTypes,
+	}.Build()
+	File_main_proto = out.File
+	file_main_proto_goTypes = nil
+	file_main_proto_depIdxs = nil
+}

proto/main.pb.gw.go

@@ -0,0 +1,151 @@
+// Code generated by protoc-gen-grpc-gateway. DO NOT EDIT.
+// source: main.proto
+
+/*
+Package proto is a reverse proxy.
+
+It translates gRPC into RESTful JSON APIs.
+*/
+package proto
+
+import (
+	"context"
+	"errors"
+	"io"
+	"net/http"
+
+	"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
+	"github.com/grpc-ecosystem/grpc-gateway/v2/utilities"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/grpclog"
+	"google.golang.org/grpc/metadata"
+	"google.golang.org/grpc/status"
+	"google.golang.org/protobuf/proto"
+)
+
+// Suppress "imported and not used" errors
+var (
+	_ codes.Code
+	_ io.Reader
+	_ status.Status
+	_ = errors.New
+	_ = runtime.String
+	_ = utilities.NewDoubleArray
+	_ = metadata.Join
+)
+
+func request_PinnedMessage_Ping_0(ctx context.Context, marshaler runtime.Marshaler, client PinnedMessageClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq PingReq
+		metadata runtime.ServerMetadata
+	)
+	if req.Body != nil {
+		_, _ = io.Copy(io.Discard, req.Body)
+	}
+	msg, err := client.Ping(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+}
+
+func local_request_PinnedMessage_Ping_0(ctx context.Context, marshaler runtime.Marshaler, server PinnedMessageServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq PingReq
+		metadata runtime.ServerMetadata
+	)
+	msg, err := server.Ping(ctx, &protoReq)
+	return msg, metadata, err
+}
+
+// RegisterPinnedMessageHandlerServer registers the http handlers for service PinnedMessage to "mux".
+// UnaryRPC     :call PinnedMessageServer directly.
+// StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
+// Note that using this registration option will cause many gRPC library features to stop working. Consider using RegisterPinnedMessageHandlerFromEndpoint instead.
+// GRPC interceptors will not work for this type of registration. To use interceptors, you must use the "runtime.WithMiddlewares" option in the "runtime.NewServeMux" call.
+func RegisterPinnedMessageHandlerServer(ctx context.Context, mux *runtime.ServeMux, server PinnedMessageServer) error {
+	mux.Handle(http.MethodGet, pattern_PinnedMessage_Ping_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, "/crabs.pinned_message.PinnedMessage/Ping", runtime.WithHTTPPathPattern("/ping"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_PinnedMessage_Ping_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_PinnedMessage_Ping_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
+
+	return nil
+}
+
+// RegisterPinnedMessageHandlerFromEndpoint is same as RegisterPinnedMessageHandler but
+// automatically dials to "endpoint" and closes the connection when "ctx" gets done.
+func RegisterPinnedMessageHandlerFromEndpoint(ctx context.Context, mux *runtime.ServeMux, endpoint string, opts []grpc.DialOption) (err error) {
+	conn, err := grpc.NewClient(endpoint, opts...)
+	if err != nil {
+		return err
+	}
+	defer func() {
+		if err != nil {
+			if cerr := conn.Close(); cerr != nil {
+				grpclog.Errorf("Failed to close conn to %s: %v", endpoint, cerr)
+			}
+			return
+		}
+		go func() {
+			<-ctx.Done()
+			if cerr := conn.Close(); cerr != nil {
+				grpclog.Errorf("Failed to close conn to %s: %v", endpoint, cerr)
+			}
+		}()
+	}()
+	return RegisterPinnedMessageHandler(ctx, mux, conn)
+}
+
+// RegisterPinnedMessageHandler registers the http handlers for service PinnedMessage to "mux".
+// The handlers forward requests to the grpc endpoint over "conn".
+func RegisterPinnedMessageHandler(ctx context.Context, mux *runtime.ServeMux, conn *grpc.ClientConn) error {
+	return RegisterPinnedMessageHandlerClient(ctx, mux, NewPinnedMessageClient(conn))
+}
+
+// RegisterPinnedMessageHandlerClient registers the http handlers for service PinnedMessage
+// to "mux". The handlers forward requests to the grpc endpoint over the given implementation of "PinnedMessageClient".
+// Note: the gRPC framework executes interceptors within the gRPC handler. If the passed in "PinnedMessageClient"
+// doesn't go through the normal gRPC flow (creating a gRPC client etc.) then it will be up to the passed in
+// "PinnedMessageClient" to call the correct interceptors. This client ignores the HTTP middlewares.
+func RegisterPinnedMessageHandlerClient(ctx context.Context, mux *runtime.ServeMux, client PinnedMessageClient) error {
+	mux.Handle(http.MethodGet, pattern_PinnedMessage_Ping_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, "/crabs.pinned_message.PinnedMessage/Ping", runtime.WithHTTPPathPattern("/ping"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_PinnedMessage_Ping_0(annotatedContext, inboundMarshaler, client, req, pathParams)
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		forward_PinnedMessage_Ping_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
+	return nil
+}
+
+var (
+	pattern_PinnedMessage_Ping_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0}, []string{"ping"}, ""))
+)
+
+var (
+	forward_PinnedMessage_Ping_0 = runtime.ForwardResponseMessage
+)

proto/main.swagger.json

@@ -0,0 +1,75 @@
+{
+  "swagger": "2.0",
+  "info": {
+    "title": "main.proto",
+    "version": "version not set"
+  },
+  "consumes": [
+    "application/json"
+  ],
+  "produces": [
+    "application/json"
+  ],
+  "paths": {
+    "/ping": {
+      "get": {
+        "operationId": "pinnedMessage_Ping",
+        "responses": {
+          "200": {
+            "description": "A successful response.",
+            "schema": {
+              "$ref": "#/definitions/pinned_messagePingRsp"
+            }
+          },
+          "default": {
+            "description": "An unexpected error response.",
+            "schema": {
+              "$ref": "#/definitions/runtimeError"
+            }
+          }
+        },
+        "tags": [
+          "pinnedMessage"
+        ]
+      }
+    }
+  },
+  "definitions": {
+    "pinned_messagePingRsp": {
+      "type": "object"
+    },
+    "protobufAny": {
+      "type": "object",
+      "properties": {
+        "type_url": {
+          "type": "string"
+        },
+        "value": {
+          "type": "string",
+          "format": "byte"
+        }
+      }
+    },
+    "runtimeError": {
+      "type": "object",
+      "properties": {
+        "error": {
+          "type": "string"
+        },
+        "code": {
+          "type": "integer",
+          "format": "int32"
+        },
+        "message": {
+          "type": "string"
+        },
+        "details": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/protobufAny"
+          }
+        }
+      }
+    }
+  }
+}

proto/main_grpc.pb.go

@@ -0,0 +1,121 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.5.1
+// - protoc             v6.32.1
+// source: main.proto
+
+package proto
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.64.0 or later.
+const _ = grpc.SupportPackageIsVersion9
+
+const (
+	PinnedMessage_Ping_FullMethodName = "/crabs.pinned_message.pinnedMessage/Ping"
+)
+
+// PinnedMessageClient is the client API for PinnedMessage service.
+//
+// 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 PinnedMessageClient interface {
+	Ping(ctx context.Context, in *PingReq, opts ...grpc.CallOption) (*PingRsp, error)
+}
+
+type pinnedMessageClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewPinnedMessageClient(cc grpc.ClientConnInterface) PinnedMessageClient {
+	return &pinnedMessageClient{cc}
+}
+
+func (c *pinnedMessageClient) Ping(ctx context.Context, in *PingReq, opts ...grpc.CallOption) (*PingRsp, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(PingRsp)
+	err := c.cc.Invoke(ctx, PinnedMessage_Ping_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// PinnedMessageServer is the server API for PinnedMessage service.
+// All implementations must embed UnimplementedPinnedMessageServer
+// for forward compatibility.
+type PinnedMessageServer interface {
+	Ping(context.Context, *PingReq) (*PingRsp, error)
+	mustEmbedUnimplementedPinnedMessageServer()
+}
+
+// UnimplementedPinnedMessageServer must be embedded to have
+// forward compatible implementations.
+//
+// NOTE: this should be embedded by value instead of pointer to avoid a nil
+// pointer dereference when methods are called.
+type UnimplementedPinnedMessageServer struct{}
+
+func (UnimplementedPinnedMessageServer) Ping(context.Context, *PingReq) (*PingRsp, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Ping not implemented")
+}
+func (UnimplementedPinnedMessageServer) mustEmbedUnimplementedPinnedMessageServer() {}
+func (UnimplementedPinnedMessageServer) testEmbeddedByValue()                       {}
+
+// UnsafePinnedMessageServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to PinnedMessageServer will
+// result in compilation errors.
+type UnsafePinnedMessageServer interface {
+	mustEmbedUnimplementedPinnedMessageServer()
+}
+
+func RegisterPinnedMessageServer(s grpc.ServiceRegistrar, srv PinnedMessageServer) {
+	// If the following call pancis, it indicates UnimplementedPinnedMessageServer was
+	// embedded by pointer and is nil.  This will cause panics if an
+	// unimplemented method is ever invoked, so we test this at initialization
+	// time to prevent it from happening at runtime later due to I/O.
+	if t, ok := srv.(interface{ testEmbeddedByValue() }); ok {
+		t.testEmbeddedByValue()
+	}
+	s.RegisterService(&PinnedMessage_ServiceDesc, srv)
+}
+
+func _PinnedMessage_Ping_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(PingReq)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(PinnedMessageServer).Ping(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: PinnedMessage_Ping_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(PinnedMessageServer).Ping(ctx, req.(*PingReq))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// PinnedMessage_ServiceDesc is the grpc.ServiceDesc for PinnedMessage service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var PinnedMessage_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "crabs.pinned_message.pinnedMessage",
+	HandlerType: (*PinnedMessageServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Ping",
+			Handler:    _PinnedMessage_Ping_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "main.proto",
+}