package lib

import (
	"encoding/base64"
	"regexp"
)

const SessionDurationDays = 7 // 1 week

const DatabaseCleanupMinutes = 10 // ten minutes

const GitReposDir = "data/repos/"
const GitBranchMaxLen = 100
const GitBranchMinLen = 2
const GitDefaultBranch = "master"
const GitHashLength = 8

const SSHPort = 6969
const SSHHostKeyPath = "data/host_key"

// env vars.
var SSHDomain string
var DOMAIN string
var PORT uint
var CSRFKey string

func SetEnvVars(domain string, port uint, sshDomain string, csrfKey string) {
	DOMAIN = domain
	PORT = port
	SSHDomain = sshDomain
	CSRFKey = csrfKey
}

const IssueTitleMaxLen = 100
const IssueDescriptionMaxLen = 2000 // characters
const IssueCommentMaxLen = 3000

const OAuthStateDurationMins = 10

var GitNameRegex = regexp.MustCompile("^[a-z0-9](?:[a-z0-9]|[-_][a-z0-9])*$")
var GitBranchRegex = regexp.MustCompile(`^([a-z0-9_-]+\/)*[a-z0-9_-]+$`)

var Base64Encoder = base64.URLEncoding
var ValidationErrorKey = "ValidationErr-"

const MessageKey = "msg"
const ErrorKey = "err"
const SessionKey = "session"
const LoggedInKey = "loggedIn"
const UserKey = "user"