package team

import (
	"errors"
	"strings"

	portainer "github.com/portainer/portainer/api"
	"github.com/portainer/portainer/api/dataservices"
	dserrors "github.com/portainer/portainer/api/dataservices/errors"
)

// BucketName represents the name of the bucket where this service stores data.
const BucketName = "teams"

// Service represents a service for managing environment(endpoint) data.
type Service struct {
	connection portainer.Connection
}

func (service *Service) BucketName() string {
	return BucketName
}

// NewService creates a new instance of a service.
func NewService(connection portainer.Connection) (*Service, error) {
	err := connection.SetServiceName(BucketName)
	if err != nil {
		return nil, err
	}

	return &Service{
		connection: connection,
	}, nil
}

// Team returns a Team by ID
func (service *Service) Team(ID portainer.TeamID) (*portainer.Team, error) {
	var team portainer.Team
	identifier := service.connection.ConvertToKey(int(ID))

	err := service.connection.GetObject(BucketName, identifier, &team)
	if err != nil {
		return nil, err
	}

	return &team, nil
}

// TeamByName returns a team by name.
func (service *Service) TeamByName(name string) (*portainer.Team, error) {
	var t portainer.Team

	err := service.connection.GetAll(
		BucketName,
		&portainer.Team{},
		dataservices.FirstFn(&t, func(e portainer.Team) bool {
			return strings.EqualFold(e.Name, name)
		}),
	)

	if errors.Is(err, dataservices.ErrStop) {
		return &t, nil
	}

	if err == nil {
		return nil, dserrors.ErrObjectNotFound
	}

	return nil, err
}

// Teams return an array containing all the teams.
func (service *Service) Teams() ([]portainer.Team, error) {
	var teams = make([]portainer.Team, 0)

	return teams, service.connection.GetAll(
		BucketName,
		&portainer.Team{},
		dataservices.AppendFn(&teams),
	)
}

// UpdateTeam saves a Team.
func (service *Service) UpdateTeam(ID portainer.TeamID, team *portainer.Team) error {
	identifier := service.connection.ConvertToKey(int(ID))
	return service.connection.UpdateObject(BucketName, identifier, team)
}

// CreateTeam creates a new Team.
func (service *Service) Create(team *portainer.Team) error {
	return service.connection.CreateObject(
		BucketName,
		func(id uint64) (int, interface{}) {
			team.ID = portainer.TeamID(id)
			return int(team.ID), team
		},
	)
}

// DeleteTeam deletes a Team.
func (service *Service) DeleteTeam(ID portainer.TeamID) error {
	identifier := service.connection.ConvertToKey(int(ID))
	return service.connection.DeleteObject(BucketName, identifier)
}