package tui

import (
	"tailscale-vpn/internal/pages"
	"tailscale-vpn/internal/services"
)

type page int

const (
	pageHome page = iota
	pageSettings
	pageSelectServer
)

type TUIInterface struct {
	Services              *services.ServicesStore
	Page                  page
	MenuItems             []pages.MenuItem
	Selected              int
	Quitting              bool
	WindowWidth           int
	WindowHeight          int
	VPNConnected          bool
	VPNLoading            bool
	VPNToggleLoading      bool
	VPNError              error
	HasServers            bool
	SelectedServer        services.Server
	HasSelectedServer     bool
	SettingsServers       []services.Server
	SettingsSelected      int
	SettingsEditMode      string
	SettingsEditingServer services.Server
	SettingsFormName      string
	SettingsFormHost      string
	SettingsFormField     int
	SettingsConfirmDelete bool
	SelectServerServers   []services.Server
	SelectServerSelected  int
}

func NewTUIInterface(store *services.ServicesStore) TUIInterface {
	servers := store.Config.GetServers()
	selectedServer, hasSelected := store.Config.GetSelectedServer()
	return TUIInterface{
		Services:          store,
		Page:              pageHome,
		MenuItems:         pages.HomeMenuItems(false, len(servers) > 0),
		VPNConnected:      false,
		VPNLoading:        true,
		HasServers:        len(servers) > 0,
		SelectedServer:    selectedServer,
		HasSelectedServer: hasSelected,
	}
}