package main

import (
	"encoding/json"
	"log"
	"net/http"
)

var menuURL = "http://www.thomaspol.com/wp-json/wp/v2/menu"

type MenuItem struct {
	Title string `json:"title"`
	URL   string `json:"url"`
}

func _getMenuItems() func() []MenuItem {
	var items []MenuItem
	return func() []MenuItem {
		if items == nil {
			res, err := http.DefaultClient.Get(menuURL)

			if err != nil {
				log.Printf("[Err] Error getting menu: %v", err)
				return items
			}

			dec := json.NewDecoder(res.Body)
			tmpItems := []MenuItem{}
			if err := dec.Decode(&tmpItems); err != nil {
				return items
			}

			items_ := []MenuItem{}

			for _, item := range tmpItems {
				if item.URL == "#" {
					continue
				}

				items_ = append(items_, item)
			}

			items = items_
		}

		return items
	}
}

var getMenuItems = _getMenuItems()