package bsl

import (
	"context"
	"fmt"
	"strings"

	"edge-infra.dev/pkg/edge/api/bsl/types"
)

const (
	SharedKey       = "shared_key"
	SecretKey       = "secret_key"
	OrgDelimiter    = "/"
	NepOrganization = "Nep-Organization"
	getUsersGroups  = "/security/group-memberships/groups?username=%s"
)

type AccessKeySecret func(ctx context.Context, organization string) (*AccessKey, error)

func WithRootOrg(root, organization string) string {
	if !strings.Contains(organization, TrimOrg(root)) {
		organization = fmt.Sprintf("%s%s/", root, TrimOrg(organization))
	} else {
		organization = fmt.Sprintf("/%s/", TrimOrg(organization))
	}
	return organization
}

func TrimOrg(org string) string {
	return strings.Trim(org, OrgDelimiter)
}

func GetOrgShortName(org string) string {
	splitPath := strings.Split(TrimOrg(org), OrgDelimiter)
	return splitPath[len(splitPath)-1]
}

func CreateFullAccountName(user *types.AuthUser) string {
	if user.AuthProvider == "okta" {
		return fmt.Sprintf("acct:commerce@%s-%s", user.Username, user.Email)
	}
	return fmt.Sprintf("acct:%s@%s", GetOrgShortName(user.Organization), user.Username)
}

func WithOrganizationPrefix(b types.BSPConfig, org string) string {
	if b.OrganizationPrefix == "" {
		return org
	}
	orgParts := strings.Split(org, OrgDelimiter)
	orgIndex := findOrgIndex(orgParts)
	if !strings.HasPrefix(orgParts[orgIndex], b.OrganizationPrefix) {
		orgParts[orgIndex] = b.OrganizationPrefix + orgParts[orgIndex]
	}
	return strings.Join(orgParts, OrgDelimiter)
}

func GetTenant(root, orgName string) string {
	orgWithoutRoot := strings.TrimPrefix(orgName, root)
	orgParts := strings.Split(orgWithoutRoot, OrgDelimiter)
	if len(orgParts) > 0 {
		return orgParts[0]
	}
	return ""
}

func findOrgIndex(orgParts []string) int {
	i := len(orgParts) - 1
	for ; i >= 0; i-- {
		if len(orgParts[i]) > 0 {
			break
		}
	}
	return i
}