RestApiv2/internal/restserver/restserver.go

package restserver

import (
	"net/http"

	"git.ukamnya.ru/stulyaganov/RestApiv2/internal/bd"
	"github.com/gorilla/mux"
	"github.com/rs/cors"
	"github.com/sirupsen/logrus"
)

const (
	ContextKeyUser    = iota
	defaultPermLvl    = 1
	writerPermLvl     = 2
	adminPermLvl      = 3
	ContextKeyPayload = 4
)

type RestServer struct {
	config *Config
	logger *logrus.Logger
	router *mux.Router
	db     *bd.Bd
}

func New(config *Config) *RestServer {
	return &RestServer{
		config: config,
		logger: logrus.New(),
		router: mux.NewRouter(),
	}
}

func (r *RestServer) Start() error {
	if err := r.configureLogger(); err != nil {
		return err
	}
	if err := r.configurebd(); err != nil {
		return err
	}
	corsHendler := cors.New(cors.Options{
		AllowedOrigins:   []string{"http://localhost:3000"},
		AllowedHeaders:   []string{"Content-Type", "Authorization", "Set-Cookie"},
		AllowedMethods:   []string{http.MethodGet, http.MethodPost, http.MethodOptions, http.MethodDelete, http.MethodPut},
		AllowCredentials: true,
	}).Handler(r.router)
	r.configureRouterFilms()
	r.configureRouterSiries()
	r.configureRouterUser()

	r.logger.Info("Starting Server")
	r.logger.Info("Listen server on ", r.config.BindPort, " Port")
	return http.ListenAndServe(r.config.BindPort, corsHendler)
}

func (r *RestServer) configureLogger() error {
	level, err := logrus.ParseLevel(r.config.LogLevel)
	if err != nil {
		return err
	}
	r.logger.SetLevel(level)
	return nil
}

func (r *RestServer) configurebd() error {
	dataBase := bd.New(r.config.DB)
	if err := dataBase.Open(); err != nil {
		return err
	}

	r.db = dataBase

	return nil
}