package app

import (
	"net/netip"
	transporttoken "selective-vpn-api/app/transporttoken"
	"sync"
	"time"
)

const (
	transportStateVersion          = 1
	transportDefaultIfaceID        = "shared"
	transportConfirmTTL            = 10 * time.Minute
	transportMarkStart      uint64 = 0x100
	transportMarkEnd        uint64 = 0x1ff
	transportMarkReserveEnd uint64 = 0x10f
	transportPrefStart             = 13000
	transportPrefStep              = 50
	transportPrefEnd               = 19999
	transportPrefReserveEnd        = 13249
)

type transportClientsState struct {
	Version   int               `json:"version"`
	UpdatedAt string            `json:"updated_at,omitempty"`
	Items     []TransportClient `json:"items,omitempty"`
}

type cidrIntent struct {
	ClientID string
	Prefix   netip.Prefix
	Key      string
}

type transportValidationResult struct {
	Normalized []TransportPolicyIntent
	Conflicts  []TransportConflictRecord
	Summary    TransportPolicyValidateSummary
	Diff       TransportPolicyDiff
	Valid      bool
}

var (
	transportMu           sync.Mutex
	transportConfirmStore = transporttoken.NewStore(transportConfirmTTL)
)