package auth

import (
	"github.com/rs/zerolog"
	"github.com/rs/zerolog/log"
	"github.com/spf13/viper"
	"gorm.io/gorm"
	"kumoly.io/kumoly/app/server"
	"kumoly.io/kumoly/app/store"
	"kumoly.io/kumoly/app/system"
)

var DB *gorm.DB

func SetDB(db *gorm.DB) {
	DB = db
}

type Service struct {
	system.BaseService
	Logger zerolog.Logger

	server *server.Service
}

func New(s *server.Service) *Service {
	return &Service{server: s}
}

func (srv Service) GetName() string           { return "auth.Service" }
func (srv Service) GetDependencies() []string { return []string{"server.Service", "auth.Auth"} }
func (srv Service) IsService() bool           { return true }

func (srv Service) Init() error {
	srv.Logger = log.With().Str("mod", "auth").Str("service", "auth.Service").Logger()

	srv.Logger.Debug().Msg("Migrating database for auth.Service ...")
	if err := store.Migrate(&User{}, &Profile{}, &Group{}); err != nil {
		srv.Logger.Error().Err(err).Msg("Migrating database")
		return err
	}

	srv.Logger.Debug().Msg("Checking db state")

	// add default group
	if err := srv.SetDefaultGroups(); err != nil {
		return err
	}

	// add default admin account
	if err := srv.SetDefaultAdmin(
		viper.GetString("admin.user"),
		viper.GetString("admin.passwd"),
	); err != nil {
		return err
	}

	return nil
}

func (srv Service) Load() error {
	srv.server.API.POST("/login", ApiLogin)
	srv.server.API.POST("/logout", ApiLogout)
	srv.server.API.GET("/whoami", ApiMe)
	usrAPI := srv.server.API.Group("usr")
	usrAPI.POST("/", ACAdmin(), ApiUserNew)
	usrAPI.GET("/", ACAdmin(), ApiUsers)
	usrAPI.DELETE("/:id", ACAdmin(), ApiUserDelete)
	usrAPI.PUT("/passwd", ApiUserChangePasswd)
	usrAPI.PUT("/activate/:id", ACAdmin(), ApiUserActivate)
	usrAPI.PUT("/deactivate/:id", ACAdmin(), ApiUserDeactivate)

	grpAPI := srv.server.API.Group("grp")
	grpAPI.GET("/", ACAdmin(), ApiGrps)
	grpAPI.POST("/", ACAdmin(), ApiGrpNew)
	grpAPI.PUT("/", ApiGrpUpdate)
	grpAPI.DELETE("/:id", ACAdmin(), ApiGrpDel)
	grpAPI.POST("/add/:uid/:gid", ApiGrpAssign)
	grpAPI.POST("/remove/:uid/:gid", ACAdmin(), ApiGrpRemove)

	return nil
}