package cache

import (
	"context"
	"errors"

	"go.uber.org/fx"

	"payouts/internal/config"
	"payouts/internal/service/database/orm"
)

var Module = fx.Options(
	fx.Provide(New),

	fx.Invoke(StartCache),
)

var NoSessionFound = errors.New("no session found")

type Service interface {
	PutSession(string, orm.User)
	GetSession(string) (orm.User, error)
	StartBackground()
}

type Params struct {
	fx.In

	AppConfig *config.App
}

func New(p Params) (Service, error) {
	return NewSessionCache(p.AppConfig.Cache.TTL)
}

// RegisterRoutes registers the api routes and starts the http server
func StartCache(s Service, lc fx.Lifecycle) {
	lc.Append(fx.Hook{
		OnStart: func(c context.Context) error {
			go func() {
				s.StartBackground()
			}()
			return nil
		},
		OnStop: func(ctx context.Context) error {
			return nil
		},
	})
}