package rss

import (
	"fmt"
	"net/url"

	"github.com/gorilla/feeds"
)

func ToRSS(feed *Feed, items []*Item) (string, error) {
	root := &feeds.Feed{
		Title:       feed.Title,
		Link:        &feeds.Link{Href: feed.Link},
		Description: fmt.Sprintf("/%s/ /%s/", feed.ItemFilter, feed.ContentFilter),
		Created:     feed.Updated,
	}
	root.Items = make([]*feeds.Item, len(items))
	for i := range items {
		v := &url.Values{}
		v.Add("url", feed.ID()+"."+items[i].ID())
		root.Items[i] = &feeds.Item{
			Title: items[i].Name,
			//Link:        &feeds.Link{Href: "/api/feed/item?" + v.Encode()},
			Link:        &feeds.Link{Href: items[i].Link},
			Description: items[i].Content,
			Created:     items[i].TS,
		}
	}
	return root.ToRss()
}