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backend/cmd/server/main.go

278 lines
8.3 KiB
Go

package main
import (
"context"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/cmd/internal"
"github.com/Kichiyaki/appmode"
"github.com/Kichiyaki/chilogrus"
"github.com/Kichiyaki/goutil/envutil"
"github.com/getsentry/sentry-go"
sentryhttp "github.com/getsentry/sentry-go/http"
"github.com/go-chi/chi/v5"
"github.com/go-pg/pg/v10"
"log"
"net/http"
"os"
"os/signal"
"time"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/auth"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/chi/middleware"
graphqlhttpdelivery "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/graphql/delivery/httpdelivery"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/graphql/directive"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/graphql/resolvers"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/profession"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/qualification"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/question"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/user"
"github.com/pkg/errors"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/auth/jwt"
authusecase "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/auth/usecase"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/graphql/dataloader"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/postgres"
professionrepository "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/profession/repository"
professionusecase "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/profession/usecase"
qualificationrepository "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/qualification/repository"
qualificationusecase "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/qualification/usecase"
questionrepository "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/question/repository"
questionusecase "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/question/usecase"
userrepository "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/user/repository"
userusecase "gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/internal/user/usecase"
"github.com/sirupsen/logrus"
"gitea.dwysokinski.me/zdam-egzamin-zawodowy/backend/fstorage"
chimiddleware "github.com/go-chi/chi/v5/middleware"
"github.com/go-chi/cors"
)
var (
Version = "development"
)
func main() {
if err := internal.LoadENVFiles(); err != nil {
logrus.Fatal("internal.LoadENVFiles", err)
}
prepareLogger()
if err := internal.InitSentry(Version); err != nil {
logrus.Fatal("internal.InitSentry", err)
}
defer sentry.Flush(2 * time.Second)
fileStorage := fstorage.New(&fstorage.Config{
BasePath: envutil.GetenvString("FILE_STORAGE_PATH"),
})
dbConn, err := postgres.Connect(&postgres.Config{
LogQueries: envutil.GetenvBool("LOG_DB_QUERIES"),
})
if err != nil {
logrus.Fatal(errors.Wrap(err, "Couldn't connect to the db"))
}
repos, err := prepareRepositories(dbConn, fileStorage)
if err != nil {
logrus.Fatal(err)
}
ucases, err := prepareUsecases(repos)
if err != nil {
logrus.Fatal(err)
}
srv := &http.Server{
Addr: ":8080",
Handler: prepareRouter(repos, ucases),
}
go func() {
if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
logrus.Fatalln("listen:", err)
}
}()
logrus.Info("Server is listening on the port 8080")
quit := make(chan os.Signal)
signal.Notify(quit, os.Interrupt)
<-quit
logrus.Info("Shutdown signal received, exiting...")
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
if err := srv.Shutdown(ctx); err != nil {
logrus.Fatalln("Server Shutdown:", err)
}
}
func prepareLogger() {
if appmode.Equals(appmode.DevelopmentMode) {
logrus.SetLevel(logrus.DebugLevel)
}
timestampFormat := "2006-01-02 15:04:05"
if appmode.Equals(appmode.ProductionMode) {
customFormatter := new(logrus.JSONFormatter)
customFormatter.TimestampFormat = timestampFormat
logrus.SetFormatter(customFormatter)
} else {
customFormatter := new(logrus.TextFormatter)
customFormatter.TimestampFormat = timestampFormat
customFormatter.FullTimestamp = true
logrus.SetFormatter(customFormatter)
}
}
type repositories struct {
userRepository user.Repository
professionRepository profession.Repository
qualificationRepository qualification.Repository
questionRepository question.Repository
}
func prepareRepositories(dbConn *pg.DB, fileStorage fstorage.FileStorage) (*repositories, error) {
var err error
repos := &repositories{}
repos.userRepository, err = userrepository.NewPGRepository(&userrepository.PGRepositoryConfig{
DB: dbConn,
})
if err != nil {
return nil, errors.Wrap(err, "userRepository")
}
repos.professionRepository, err = professionrepository.NewPGRepository(&professionrepository.PGRepositoryConfig{
DB: dbConn,
})
if err != nil {
return nil, errors.Wrap(err, "professionRepository")
}
repos.qualificationRepository, err = qualificationrepository.NewPGRepository(&qualificationrepository.PGRepositoryConfig{
DB: dbConn,
})
if err != nil {
return nil, errors.Wrap(err, "qualificationRepository")
}
repos.questionRepository, err = questionrepository.NewPGRepository(&questionrepository.PGRepositoryConfig{
DB: dbConn,
FileStorage: fileStorage,
})
if err != nil {
return nil, errors.Wrap(err, "questionRepository")
}
return repos, nil
}
type usecases struct {
authUsecase auth.Usecase
userUsecase user.Usecase
professionUsecase profession.Usecase
qualificationUsecase qualification.Usecase
questionUsecase question.Usecase
}
func prepareUsecases(repos *repositories) (*usecases, error) {
var err error
ucases := &usecases{}
ucases.authUsecase, err = authusecase.New(&authusecase.Config{
UserRepository: repos.userRepository,
TokenGenerator: jwt.NewTokenGenerator(envutil.GetenvString("ACCESS_SECRET")),
})
if err != nil {
return nil, errors.Wrap(err, "authUsecase")
}
ucases.userUsecase, err = userusecase.New(&userusecase.Config{
UserRepository: repos.userRepository,
})
if err != nil {
return nil, errors.Wrap(err, "userUsecase")
}
ucases.professionUsecase, err = professionusecase.New(&professionusecase.Config{
ProfessionRepository: repos.professionRepository,
})
if err != nil {
return nil, errors.Wrap(err, "professionUsecase")
}
ucases.qualificationUsecase, err = qualificationusecase.New(&qualificationusecase.Config{
QualificationRepository: repos.qualificationRepository,
})
if err != nil {
return nil, errors.Wrap(err, "qualificationUsecase")
}
ucases.questionUsecase, err = questionusecase.New(&questionusecase.Config{
QuestionRepository: repos.questionRepository,
})
if err != nil {
return nil, errors.Wrap(err, "questionUsecase")
}
return ucases, nil
}
func prepareRouter(repos *repositories, ucases *usecases) *chi.Mux {
r := chi.NewRouter()
sentryHandler := sentryhttp.New(sentryhttp.Options{
Repanic: true,
WaitForDelivery: false,
Timeout: 2 * time.Second,
})
r.Use(chimiddleware.RealIP)
if envutil.GetenvBool("ENABLE_ACCESS_LOG") {
r.Use(chilogrus.Logger(logrus.StandardLogger()))
}
r.Use(chimiddleware.Recoverer)
r.Use(sentryHandler.Handle)
if appmode.Equals(appmode.DevelopmentMode) {
r.Use(cors.Handler(cors.Options{
AllowOriginFunc: func(*http.Request, string) bool {
return true
},
AllowCredentials: true,
ExposedHeaders: []string{"Authorization"},
AllowedMethods: []string{"GET", "POST", "PUT", "PATCH", "DELETE", "HEAD"},
AllowedHeaders: []string{"Origin", "Content-Length", "Content-Type", "Authorization"},
MaxAge: 300,
}))
}
r.Group(func(r chi.Router) {
r.Use(
middleware.DataLoaderToContext(dataloader.Config{
ProfessionRepo: repos.professionRepository,
QualificationRepo: repos.qualificationRepository,
}),
middleware.Authenticate(ucases.authUsecase),
)
err := graphqlhttpdelivery.Attach(r, graphqlhttpdelivery.Config{
Resolver: &resolvers.Resolver{
AuthUsecase: ucases.authUsecase,
UserUsecase: ucases.userUsecase,
ProfessionUsecase: ucases.professionUsecase,
QualificationUsecase: ucases.qualificationUsecase,
QuestionUsecase: ucases.questionUsecase,
},
Directive: &directive.Directive{},
})
if err != nil {
log.Fatalln(err)
}
})
return r
}