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initialization.go
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/
initialization.go
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package initialization
import (
"encoding/gob"
"github.com/alexedwards/scs/v2"
"net/http"
"time"
"github.com/go-chi/chi/v5"
"github.com/go-chi/chi/v5/middleware"
"github.com/luanbe/golang-web-app-structure/app/delivery"
"github.com/luanbe/golang-web-app-structure/app/models/entity"
"github.com/luanbe/golang-web-app-structure/app/registry"
"github.com/luanbe/golang-web-app-structure/helper/database"
"github.com/spf13/viper"
"gorm.io/gorm"
)
//TODO: add logger later
func InitDb() (*gorm.DB, error) {
db, err := database.NewConnectionDB(
viper.GetString("database.driver"),
viper.GetString("database.dbname"),
viper.GetString("database.host"),
viper.GetString("database.username"),
viper.GetString("database.password"),
viper.GetInt("database.port"),
)
if err != nil {
return nil, err
}
//run drop table to refresh data.
// db.Migrator().DropTable(&entity.User{})
// Define auto migration here
_ = db.AutoMigrate(&entity.User{})
//seedingPredefined(db, logger)
return db, nil
}
// IntSessionManager function create session manager and int configuration
// Docs: https://pkg.go.dev/github.com/alexedwards/scs#section-readme
func IntSessionManager() *scs.SessionManager {
// Use Gob Register to apply User type to session manager
gob.Register(entity.User{})
var sessionManager *scs.SessionManager
// Initialize a new session manager and configure the session lifetime.
sessionManager = scs.New()
sessionManager.Lifetime = 24 * time.Hour
sessionManager.IdleTimeout = 20 * time.Minute
//sessionManager.Cookie.Name = "session_id"
//sessionManager.Cookie.Domain = "example.com"
//sessionManager.Cookie.HttpOnly = true
//sessionManager.Cookie.Path = "/example/"
//sessionManager.Cookie.Persist = true
//sessionManager.Cookie.SameSite = http.SameSiteStrictMode
sessionManager.Cookie.Secure = true
return sessionManager
}
// TODO: Add logger later
func InitRouting(db *gorm.DB, sessionManager *scs.SessionManager) *chi.Mux {
r := chi.NewRouter()
// A good base middleware stack
r.Use(middleware.RequestID)
r.Use(middleware.RealIP)
r.Use(middleware.Logger)
r.Use(middleware.Recoverer)
// Set a timeout value on the request context (ctx), that will signal
// through ctx.Done() that the request has timed out and further
// processing should be stopped.
r.Use(middleware.Timeout(60 * time.Second))
r.Mount("/", fontEndRouter(db))
r.Mount("/admin", adminRouter(db, sessionManager))
return r
}
func fontEndRouter(db *gorm.DB) http.Handler {
// Service registry
userService := registry.RegisterUserService(db)
r := chi.NewRouter()
index := delivery.NewIndexDelivery()
r.Mount("/", index.Routes())
user := delivery.NewUserDelivery(userService)
r.Mount("/users", user.Routes())
return r
}
func adminRouter(db *gorm.DB, sessionManager *scs.SessionManager) http.Handler {
// Services registry
userService := registry.RegisterUserService(db)
// Middlewares registry
adminMiddleware := registry.RegisterAdminMiddleware(sessionManager)
// Deliveries registry
indexAdminDelivery := registry.RegisterIndexAdminDelivery(userService, sessionManager)
userAdminDelivery := registry.RegisterUserAdminDelivery(userService, sessionManager)
r := chi.NewRouter()
r.Use(middleware.SetHeader("Content-Type", "text/html; charset=utf-8"))
r.Mount("/", indexAdminDelivery.Routes(adminMiddleware))
r.With(adminMiddleware.UserAuth).Mount("/users", userAdminDelivery.Routes())
return r
}