package model

type NextStep interface {
	Type() NextStepType
}

type NextStepType int32

const (
	NextStepUnspecified NextStepType = iota
	NextStepLogin
	NextStepUserSelection
	NextStepInitUser
	NextStepPassword
	NextStepChangePassword
	NextStepInitPassword
	NextStepVerifyEmail
	NextStepMfaPrompt
	NextStepMfaVerify
	NextStepRedirectToCallback
)

type UserSessionState int32

const (
	UserSessionStateActive UserSessionState = iota
	UserSessionStateTerminated
)

type LoginStep struct{}

func (s *LoginStep) Type() NextStepType {
	return NextStepLogin
}

type SelectUserStep struct {
	Users []UserSelection
}

func (s *SelectUserStep) Type() NextStepType {
	return NextStepUserSelection
}

type UserSelection struct {
	UserID           string
	UserName         string
	UserSessionState UserSessionState
}

type InitUserStep struct {
	PasswordSet bool
}

func (s *InitUserStep) Type() NextStepType {
	return NextStepInitUser
}

type PasswordStep struct{}

func (s *PasswordStep) Type() NextStepType {
	return NextStepPassword
}

type ChangePasswordStep struct{}

func (s *ChangePasswordStep) Type() NextStepType {
	return NextStepChangePassword
}

type InitPasswordStep struct{}

func (s *InitPasswordStep) Type() NextStepType {
	return NextStepInitPassword
}

type VerifyEMailStep struct{}

func (s *VerifyEMailStep) Type() NextStepType {
	return NextStepVerifyEmail
}

type MfaPromptStep struct {
	Required     bool
	MfaProviders []MfaType
}

func (s *MfaPromptStep) Type() NextStepType {
	return NextStepMfaPrompt
}

type MfaVerificationStep struct {
	MfaProviders []MfaType
}

func (s *MfaVerificationStep) Type() NextStepType {
	return NextStepMfaVerify
}

type RedirectToCallbackStep struct{}

func (s *RedirectToCallbackStep) Type() NextStepType {
	return NextStepRedirectToCallback
}

type MfaType int

const (
	MfaTypeOTP MfaType = iota
)

type MfaLevel int

const (
	MfaLevelNotSetUp MfaLevel = iota
	MfaLevelSoftware
	MfaLevelHardware
	MfaLevelHardwareCertified
)