rewrite

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

internal/storage/migrations/postgres/000001_init_schema.down.sql

@@ -0,0 +1 @@
+drop table if exists dashboard, package, module, issue, comment;

internal/storage/migrations/postgres/000001_init_schema.up.sql

@@ -0,0 +1,40 @@
+create table if not exists dashboard (
+    id serial not null unique primary key ,
+    "uuid" uuid not null unique default gen_random_uuid() ,
+    package integer[] default '{}'::integer[]
+);
+
+create table if not exists comment (
+    id serial not null unique primary key ,
+    "text" text ,
+    package integer not null,
+    created timestamp not null default current_timestamp ,
+    updated timestamp default current_timestamp
+);
+
+create table if not exists module (
+    id serial not null unique primary key ,
+    name varchar not null ,
+    version varchar not null ,
+    last_version varchar not null
+);
+
+create table if not exists issue (
+    id serial not null unique primary key ,
+    --package integer references package(id) ,
+    modules integer[] default '{}'::integer[],
+    status integer default 0 ,
+    "desc" varchar
+);
+
+create table if not exists package (
+    id serial not null unique primary key ,
+    name varchar not null ,
+    url varchar ,
+    modules integer[] default '{}'::integer[],
+    issues integer[] default '{}'::integer[],
+    comments integer[] default '{}'::integer[]
+);
+
+create unique index module_info on module(name, version);
+

internal/storage/migrations/sqlite/000001_init_schema.down.sql

@@ -0,0 +1,5 @@
+drop table if exists dashboard ;
+drop table if exists package ;
+drop table if exists module ;
+drop table if exists issue ;
+drop table if exists comment;

internal/storage/migrations/sqlite/000001_init_schema.up.sql

@@ -0,0 +1,39 @@
+create table if not exists dashboard (
+    id integer primary key autoincrement not null ,
+    "uuid" uuid not null unique ,
+    package integer[] default '{}'
+);
+
+create table if not exists comment (
+    id integer primary key autoincrement not null ,
+    "text" text ,
+    package integer not null,
+    created timestamp not null default current_timestamp ,
+    updated timestamp default current_timestamp
+);
+
+create table if not exists module (
+    id integer primary key autoincrement not null ,
+    name varchar not null ,
+    version varchar not null ,
+    last_version varchar not null
+);
+
+create table if not exists issue (
+    id serial not null unique primary key ,
+    --package integer references package(id) ,
+    modules integer[] default '[]',
+    status integer default 0 ,
+    "desc" varchar
+);
+
+create table if not exists package (
+    id integer primary key autoincrement not null ,
+    name varchar not null ,
+    url varchar ,
+    modules integer[] default '[]',
+    issues integer[] default '[]',
+    comments integer[] default '[]'
+);
+
+

internal/storage/postgres_tmp/queries.go

@@ -0,0 +1,32 @@
+package postgres
+
+const (
+	queryListPackage = `
+select 
+    id,
+    name,
+    url,
+	comments
+	--modules,
+	--issues,
+    from package;
+`
+	queryAddComment = `
+with insert_comm as (
+    insert into comment(text) values ($1) returning id
+)
+update package set comments = array_append(comments, (select * from insert_comm)) where id=$2;
+`
+	queryAddPackage = `
+insert into package(name, url, modules) values ($1, $2, $3);
+`
+	queryInsMsgGetIDs = `
+insert into module(name, version, last_version)  values
+%s
+returning id;
+`
+	queryGetModule = `
+select id, name, version, last_version from module
+where id in %s ;
+`
+)

internal/storage/postgres_tmp/storage.go

@@ -0,0 +1,233 @@
+package postgres
+
+import (
+	"context"
+	"database/sql"
+	"embed"
+	"errors"
+	"fmt"
+	"strings"
+
+	"github.com/golang-migrate/migrate/v4"
+	mpgx "github.com/golang-migrate/migrate/v4/database/pgx"
+	"github.com/golang-migrate/migrate/v4/source/iofs"
+	"github.com/lib/pq"
+	"go.unistack.org/micro/v4/logger"
+	"git.unistack.org/unistack-org/pkgdash/internal/config"
+	"git.unistack.org/unistack-org/pkgdash/internal/models"
+	pb "git.unistack.org/unistack-org/pkgdash/proto"
+)
+
+const (
+	pathMigration = `migrations/postgres`
+)
+
+type Postgres struct {
+	db *sql.DB
+	fs embed.FS
+}
+
+func NewStorage() func(*sql.DB, embed.FS) interface{} {
+	return func(db *sql.DB, fs embed.FS) interface{} {
+		return &Postgres{db: db, fs: fs}
+	}
+}
+
+func (s *Postgres) MigrateUp() error {
+	driver, err := mpgx.WithInstance(s.db, &mpgx.Config{
+		MigrationsTable: mpgx.DefaultMigrationsTable,
+		DatabaseName:    config.ServiceName,
+	})
+	if err != nil {
+		return err
+	}
+	source, err := iofs.New(s.fs, pathMigration)
+	if err != nil {
+		return err
+	}
+
+	// TODO: pass own logger
+	m, err := migrate.NewWithInstance("fs", source, config.ServiceName, driver)
+	if err != nil {
+		return err
+	}
+
+	if err = m.Up(); err != nil && !errors.Is(err, migrate.ErrNoChange) {
+		return err
+	}
+
+	return nil
+}
+
+func (s *Postgres) MigrateDown() error {
+	driver, err := mpgx.WithInstance(s.db, &mpgx.Config{
+		MigrationsTable: mpgx.DefaultMigrationsTable,
+		DatabaseName:    config.ServiceName,
+	})
+	if err != nil {
+		return err
+	}
+	source, err := iofs.New(s.fs, pathMigration)
+	if err != nil {
+		return err
+	}
+
+	// TODO: pass own logger
+	m, err := migrate.NewWithInstance("fs", source, config.ServiceName, driver)
+	if err != nil {
+		return err
+	}
+
+	if err = m.Down(); err != nil && !errors.Is(err, migrate.ErrNoChange) {
+		return err
+	}
+
+	return nil
+}
+
+func (s *Postgres) PackagesUpdate(ctx context.Context, req *pb.PackagesUpdateReq) error {
+	panic("need implement")
+}
+
+func (s *Postgres) PackagesList(ctx context.Context, req *pb.PackagesListReq) (models.ListPackage, error) {
+	rows, err := s.db.QueryContext(ctx, queryListPackage)
+	if err != nil {
+		return nil, err
+	}
+
+	defer func() {
+		if err = rows.Close(); err != nil {
+			return
+		}
+		err = rows.Err()
+	}()
+
+	result := make([]*models.Package, 0)
+	for rows.Next() {
+		tmp := &models.Package{}
+		if err = rows.Scan(
+			&tmp.ID,
+			&tmp.Name,
+			&tmp.URL,
+			pq.Array(&tmp.Comments),
+		); err != nil {
+			return nil, err
+		}
+	}
+
+	return result, err
+}
+
+func (s *Postgres) CommentsCreate(ctx context.Context, req *pb.CommentsCreateReq) error {
+	tx, err := s.db.BeginTx(ctx, nil)
+	if err != nil {
+		return err
+	}
+
+	defer func() {
+		if err != nil {
+			if rollbackErr := tx.Rollback(); rollbackErr != nil {
+				logger.Errorf(ctx, "AddComment: unable to rollback: %v", rollbackErr)
+			}
+		} else {
+			err = tx.Commit()
+		}
+	}()
+
+	res, err := tx.ExecContext(ctx, queryAddComment, req.Text, req.PackageId)
+	if err != nil {
+		return err
+	}
+
+	if aff, affErr := res.RowsAffected(); err != nil {
+		err = affErr
+	} else if aff == 0 {
+		err = errors.New("rows affected is 0")
+	}
+
+	return err
+}
+
+func (s *Postgres) PackagesCreate(ctx context.Context, req *pb.PackagesCreateReq) error {
+	tx, err := s.db.BeginTx(ctx, nil)
+	if err != nil {
+		return err
+	}
+
+	defer func() {
+		if err != nil {
+			if rollbackErr := tx.Rollback(); rollbackErr != nil {
+				logger.Errorf(ctx, "AddPackage: unable to rollback: %v", rollbackErr)
+			}
+		} else {
+			err = tx.Commit()
+		}
+	}()
+
+	res, err := tx.ExecContext(ctx, queryAddPackage, req.Name, req.Url, pq.Array(req.Modules))
+	if err != nil {
+		return err
+	}
+
+	if aff, affErr := res.RowsAffected(); err != nil {
+		err = affErr
+	} else if aff == 0 {
+		err = errors.New("rows affected is 0")
+	}
+
+	return err
+}
+
+func (s *Postgres) InsertButchModules(ctx context.Context, req []models.Module) ([]uint64, error) {
+	tx, err := s.db.BeginTx(ctx, nil)
+	if err != nil {
+		return nil, err
+	}
+	defer func() {
+		if err != nil {
+			if rollbackErr := tx.Rollback(); rollbackErr != nil {
+				logger.Errorf(ctx, "AddPackage: unable to rollback: %v", rollbackErr)
+			}
+		} else {
+			err = tx.Commit()
+		}
+	}()
+
+	query := generateQuery(req)
+
+	rows, err := tx.QueryContext(ctx, query)
+	if err != nil {
+		return nil, err
+	}
+	defer func() {
+		if err = rows.Close(); err != nil {
+			return
+		}
+		err = rows.Err()
+	}()
+
+	result := make([]uint64, 0)
+	for rows.Next() {
+		tmp := uint64(0)
+		if err = rows.Scan(&tmp); err != nil {
+			return nil, err
+		}
+
+		result = append(result, tmp)
+	}
+
+	return result, err
+}
+
+func generateQuery(rsp []models.Module) string {
+	const pattern = `%c('%s', '%s', '%s')`
+	build := strings.Builder{}
+	comma := ' '
+	for i := range rsp {
+		str := fmt.Sprintf(pattern, comma, rsp[i].Name, rsp[i].Version, rsp[i].LastVersion)
+		build.WriteString(str)
+		comma = ','
+	}
+
+	return fmt.Sprintf(queryInsMsgGetIDs, build.String())
+}

internal/storage/postgres_tmp/storage_test.go

@@ -0,0 +1,38 @@
+package postgres
+
+import (
+	"fmt"
+	"testing"
+
+	"git.unistack.org/unistack-org/pkgdash/internal/models"
+)
+
+func TestGenerate(t *testing.T) {
+	m := []models.Module{
+		{
+			ID:          1,
+			Name:        "test",
+			Version:     "1.2.3",
+			Package:     2,
+			LastVersion: "23.31",
+		},
+		{
+			ID:          1,
+			Name:        "321test",
+			Version:     "1.3",
+			Package:     4,
+			LastVersion: "2111.31",
+		},
+		{
+			ID:          1,
+			Name:        "testabcd",
+			Version:     "1.2.3",
+			Package:     2,
+			LastVersion: "153453.31",
+		},
+	}
+
+	str := generateQuery(m)
+
+	fmt.Println(str)
+}

internal/storage/sqlite/queries.go

@@ -0,0 +1,34 @@
+package sqlite
+
+const (
+	queryPackagesList = `select 
+    id,
+    name,
+    url,
+	comments
+	modules,
+	issues,
+    from package;
+`
+	queryCommentsCreate = `
+insert into comment(text) values ($1) returning id;
+update package
+set comments = json_insert(comments, '$[#]', ( select last_insert_rowid() as id from comment ))
+where id = $2 ;
+`
+	queryPackagesCreate = `
+insert into package(name, url, modules) values ($1, $2, $3);
+`
+	queryInsMsgGetIDs = `
+insert into module(name, version, last_version) values
+%s
+returning id;
+`
+	queryModulesList = `
+select id, name, version, last_version, created, updated from modules;
+`
+
+	queryCommentsList = `
+select id, text, created, updated from comments;
+`
+)

internal/storage/sqlite/storage.go

@@ -0,0 +1,321 @@
+package sqlite
+
+import (
+	"context"
+	"database/sql"
+	"embed"
+	"errors"
+	"fmt"
+	"strings"
+
+	"github.com/golang-migrate/migrate/v4"
+	"github.com/golang-migrate/migrate/v4/database/sqlite"
+	"github.com/golang-migrate/migrate/v4/source/iofs"
+	"github.com/lib/pq"
+	_ "github.com/mattn/go-sqlite3"
+	"go.unistack.org/micro/v4/logger"
+	"git.unistack.org/unistack-org/pkgdash/internal/models"
+	pb "git.unistack.org/unistack-org/pkgdash/proto"
+)
+
+const (
+	pathMigration = `migrations/sqlite`
+)
+
+type Sqlite struct {
+	db *sql.DB
+	fs embed.FS
+}
+
+func NewStorage() func(*sql.DB, embed.FS) interface{} {
+	return func(db *sql.DB, fs embed.FS) interface{} {
+		return &Sqlite{db: db, fs: fs}
+	}
+}
+
+func (s *Sqlite) MigrateUp() error {
+	driver, err := sqlite.WithInstance(s.db, &sqlite.Config{
+		MigrationsTable: sqlite.DefaultMigrationsTable,
+		DatabaseName:    "pkgdash",
+	})
+	if err != nil {
+		return err
+	}
+	source, err := iofs.New(s.fs, pathMigration)
+	if err != nil {
+		return err
+	}
+
+	// TODO: pass own logger
+	m, err := migrate.NewWithInstance("fs", source, "pkgdash", driver)
+	if err != nil {
+		return err
+	}
+
+	if err = m.Up(); err != nil && !errors.Is(err, migrate.ErrNoChange) {
+		return err
+	}
+
+	return nil
+}
+
+func (s *Sqlite) MigrateDown() error {
+	driver, err := sqlite.WithInstance(s.db, &sqlite.Config{
+		MigrationsTable: sqlite.DefaultMigrationsTable,
+		DatabaseName:    "pkgdash",
+	})
+	if err != nil {
+		return err
+	}
+	source, err := iofs.New(s.fs, pathMigration)
+	if err != nil {
+		return err
+	}
+
+	// TODO: pass own logger
+	m, err := migrate.NewWithInstance("fs", source, "pkgdash", driver)
+	if err != nil {
+		return err
+	}
+
+	if err = m.Down(); err != nil && !errors.Is(err, migrate.ErrNoChange) {
+		return err
+	}
+
+	return nil
+}
+
+func (s *Sqlite) PackagesUpdate(ctx context.Context, req *pb.PackagesUpdateReq) error {
+	panic("need implement")
+}
+
+func (s *Sqlite) PackagesList(ctx context.Context, req *pb.PackagesListReq) ([]*models.Package, error) {
+	var packages []*models.Package
+
+	rows, err := s.db.QueryContext(ctx, queryPackagesList)
+	if err != nil {
+		return nil, err
+	}
+
+	for ; rows.Err() == nil; rows.Next() {
+		pkg := &models.Package{}
+		if err = rows.Scan(
+			&pkg.ID,
+			&pkg.Name,
+			&pkg.URL,
+			&pkg.Comments,
+		); err != nil {
+			_ = rows.Close()
+			return nil, err
+		}
+		packages = append(packages, pkg)
+	}
+
+	if err = rows.Err(); err != nil {
+		return nil, err
+	}
+
+	if err = rows.Close(); err != nil {
+		return nil, err
+	}
+
+	return packages, err
+}
+
+func (s *Sqlite) CommentsCreate(ctx context.Context, req *pb.CommentsCreateReq) (id uint64, err error) {
+	tx, err := s.db.BeginTx(ctx, nil)
+	if err != nil {
+		return 0, err
+	}
+
+	defer func() {
+		if err != nil {
+			if rollbackErr := tx.Rollback(); rollbackErr != nil {
+				logger.Errorf(ctx, "AddComment: unable to rollback: %v", rollbackErr)
+			}
+		} else {
+			err = tx.Commit()
+		}
+	}()
+
+	if err = tx.QueryRowContext(ctx, queryCommentsCreate, req.Text, req.PackageId).Scan(&id); err != nil {
+		return id, err
+	}
+
+	return id, err
+}
+
+func (s *Sqlite) PackagesCreate(ctx context.Context, req *pb.PackagesCreateReq) error {
+	tx, err := s.db.BeginTx(ctx, nil)
+	if err != nil {
+		return err
+	}
+
+	defer func() {
+		if err != nil {
+			if rollbackErr := tx.Rollback(); rollbackErr != nil {
+				logger.Errorf(ctx, "AddPackage: unable to rollback: %v", rollbackErr)
+			}
+		} else {
+			err = tx.Commit()
+		}
+	}()
+
+	res, err := tx.ExecContext(ctx, queryPackagesCreate, req.Name, req.Url, pq.Array(req.Modules))
+	if err != nil {
+		return err
+	}
+
+	if aff, affErr := res.RowsAffected(); err != nil {
+		err = affErr
+	} else if aff == 0 {
+		err = errors.New("rows affected is 0")
+	}
+
+	return err
+}
+
+func (s *Sqlite) InsertButchModules(ctx context.Context, req []models.Module) ([]uint64, error) {
+	tx, err := s.db.BeginTx(ctx, nil)
+	if err != nil {
+		return nil, err
+	}
+	defer func() {
+		if err != nil {
+			if rollbackErr := tx.Rollback(); rollbackErr != nil {
+				logger.Errorf(ctx, "AddPackage: unable to rollback: %v", rollbackErr)
+			}
+		} else {
+			err = tx.Commit()
+		}
+	}()
+
+	query := generateQuery(req)
+
+	rows, err := tx.QueryContext(ctx, query)
+	if err != nil {
+		return nil, err
+	}
+	defer func() {
+		if err = rows.Close(); err != nil {
+			return
+		}
+		err = rows.Err()
+	}()
+
+	result := make([]uint64, 0)
+	for rows.Next() {
+		tmp := uint64(0)
+		if err = rows.Scan(&tmp); err != nil {
+			return nil, err
+		}
+
+		result = append(result, tmp)
+	}
+
+	return result, err
+}
+
+func (s *Sqlite) GetModule(ctx context.Context, req *pb.ModulesListReq) ([]*models.Module, error) {
+	var err error
+	var modules []*models.Module
+
+	rows, err := s.db.QueryContext(ctx, queryModulesList)
+	if err != nil {
+		return nil, err
+	}
+	defer func() {
+		if err = rows.Close(); err != nil {
+			return
+		}
+		err = rows.Err()
+	}()
+
+	for ; rows.Err() == nil; rows.Next() {
+		mod := &models.Module{}
+		if err = rows.Scan(
+			&mod.ID,
+			&mod.Name,
+			&mod.Version,
+			&mod.LastVersion,
+		); err != nil {
+			return nil, err
+		}
+
+		modules = append(modules, mod)
+	}
+
+	if err = rows.Err(); err != nil {
+		return nil, err
+	}
+
+	if err = rows.Close(); err != nil {
+		return nil, err
+	}
+
+	return modules, nil
+}
+
+func (s *Sqlite) CommentsList(ctx context.Context, req *pb.CommentsListReq) ([]*models.Comment, error) {
+	var comments []*models.Comment
+
+	rows, err := s.db.QueryContext(ctx, queryCommentsList, req.PackageId)
+	if err != nil {
+		return nil, err
+	}
+	defer func() {
+		if err = rows.Close(); err != nil {
+			return
+		}
+		err = rows.Err()
+	}()
+	for ; rows.Err() == nil; rows.Next() {
+		com := &models.Comment{}
+		if err = rows.Scan(
+			&com.ID,
+			&com.Text,
+			&com.Created,
+			&com.Updated,
+		); err != nil {
+			_ = rows.Close()
+			return nil, err
+		}
+
+		comments = append(comments, com)
+	}
+
+	if err = rows.Err(); err != nil {
+		return nil, err
+	}
+
+	if err = rows.Close(); err != nil {
+		return nil, err
+	}
+
+	return comments, nil
+}
+
+func convertSliceUInt(arg ...uint64) []interface{} {
+	result := make([]interface{}, 0, len(arg))
+	for i := range arg {
+		result = append(result, arg[i])
+	}
+	return result
+}
+
+func generateQuery(rsp []models.Module) string {
+	const pattern = `%c('%s', '%s', '%s')`
+	build := strings.Builder{}
+	comma := ' '
+	for i := range rsp {
+		str := fmt.Sprintf(pattern, comma, rsp[i].Name, rsp[i].Version, rsp[i].LastVersion)
+		build.WriteString(str)
+		comma = ','
+	}
+
+	return fmt.Sprintf(queryInsMsgGetIDs, build.String())
+}
+
+func generateArrayIneq(count int) string {
+	return "(?" + strings.Repeat(",?", count-1) + ")"
+}

internal/storage/storage.go

@@ -0,0 +1,69 @@
+package storage
+
+import (
+	"context"
+	"database/sql"
+	"embed"
+	"errors"
+
+	"git.unistack.org/unistack-org/pkgdash/internal/models"
+	// "git.unistack.org/unistack-org/pkgdash/internal/storage/postgres"
+
+	"git.unistack.org/unistack-org/pkgdash/internal/storage/sqlite"
+	pb "git.unistack.org/unistack-org/pkgdash/proto"
+)
+
+//go:embed migrations
+var fs embed.FS
+
+var storages = map[string]func(*sql.DB, embed.FS) interface{}{
+	//"postgres": postgres.NewStorage(),
+	"sqlite": sqlite.NewStorage(),
+}
+
+type contextKey string
+
+var storeIdent = contextKey("store")
+
+type Migrate interface {
+	MigrateUp() error
+	MigrateDown() error
+}
+
+type Storage interface {
+	Migrate
+	PackagesCreate(ctx context.Context, req *pb.PackagesCreateReq) error
+	PackagesList(ctx context.Context, req *pb.PackagesListReq) ([]*models.Package, error)
+	PackagesUpdate(ctx context.Context, req *pb.PackagesUpdateReq) error
+	PackagesDelete(ctx context.Context, req *pb.PackagesDeleteReq) error
+	CommentsCreate(ctx context.Context, req *pb.CommentsCreateReq) (*models.Comment, error)
+	CommentsDelete(ctx context.Context, req *pb.CommentsDeleteReq) error
+	CommentsList(ctx context.Context, req *pb.CommentsListReq) ([]*models.Comment, error)
+	InsertButchModules(ctx context.Context, req []models.Module) ([]uint64, error)
+	ModulesList(ctx context.Context, req *pb.ModulesListReq) ([]*models.Module, error)
+}
+
+func NewStorage(name string, db *sql.DB) (Storage, error) {
+	function, ok := storages[name]
+	if !ok {
+		return nil, errors.New("incorrect name store")
+	}
+	store := function(db, fs)
+	database, ok := store.(Storage)
+	if !ok {
+		return nil, errors.New("dont implements interface Storage")
+	}
+	return database, nil
+}
+
+func InContext(ctx context.Context, val Storage) context.Context {
+	return context.WithValue(ctx, storeIdent, val)
+}
+
+func FromContext(ctx context.Context) (Storage, error) {
+	if store, ok := ctx.Value(storeIdent).(Storage); !ok {
+		return nil, errors.New("empty store")
+	} else {
+		return store, nil
+	}
+}

internal/storage/storage_test.go

@@ -0,0 +1,69 @@
+package storage
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+	"testing"
+
+	"git.unistack.org/unistack-org/pkgdash/internal/storage/sqlite"
+	pb "git.unistack.org/unistack-org/pkgdash/proto"
+)
+
+func TestGetModule(t *testing.T) {
+	conn, err := sql.Open("sqlite3", "/Users/devstigneev_local/GolandProjects/unistack/pkgdash/identifier.sqlite")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer conn.Close()
+	if err = conn.Ping(); err != nil {
+		t.Fatal(err)
+	}
+
+	st := sqlite.NewStorage()
+	store := st(conn, fs)
+
+	s, ok := store.(Storage)
+	if !ok {
+		t.Fatal("dont implements interface Storage")
+	}
+
+	req := &pb.GetModuleReq{
+		Id: []uint64{1, 2, 3},
+	}
+
+	module, err := s.GetModule(context.Background(), req)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	fmt.Println(module)
+}
+
+func TestGetComment(t *testing.T) {
+	conn, err := sql.Open("sqlite3", "/Users/devstigneev_local/GolandProjects/unistack/pkgdash/identifier.sqlite")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer conn.Close()
+	if err = conn.Ping(); err != nil {
+		t.Fatal(err)
+	}
+
+	st := sqlite.NewStorage()
+	store := st(conn, fs)
+
+	s, ok := store.(Storage)
+	if !ok {
+		t.Fatal("dont implements interface Storage")
+	}
+
+	req := &pb.GetCommentsReq{
+		Id: []uint64{1, 2, 3, 15},
+	}
+	comments, err := s.GetComment(context.Background(), req)
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Println(comments.Decode())
+}