rss

type Feed struct {
	Title       string     `msgpack:"title,omitempty"`
	Description string     `msgpack:"description,omitempty"`
	Link        string     `msgpack:"link,omitempty"`
	FeedLink    string     `msgpack:"feedLink,omitempty"`
	Updated     *time.Time `msgpack:"updated,omitempty"`
	Published   *time.Time `msgpack:"published,omitempty"`
	Author      *Person    `msgpack:"author,omitempty"`
	Language    string     `msgpack:"language,omitempty"`
	Image       *Image     `msgpack:"image,omitempty"`
	Copyright   string     `msgpack:"copyright,omitempty"`
	Categories  []string   `msgpack:"categories,omitempty"`
	Items       []*Item    `msgpack:"items"`
}

type Image struct {
	URL   string `msgpack:"url,omitempty"`
	Title string `msgpack:"title,omitempty"`
}

type Item struct {
	Title       string     `msgpack:"title,omitempty"`
	Description string     `msgpack:"description,omitempty"`
	Content     string     `msgpack:"content,omitempty"`
	Link        string     `msgpack:"link,omitempty"`
	Updated     *time.Time `msgpack:"updated,omitempty"`
	Published   *time.Time `msgpack:"published,omitempty"`
	Author      *Person    `msgpack:"author,omitempty"`
	GUID        string     `msgpack:"guid,omitempty"`
	Image       *Image     `msgpack:"image,omitempty"`
	Categories  []string   `msgpack:"categories,omitempty"`
}

type Person struct {
	Name  string `msgpack:"name,omitempty"`
	Email string `msgpack:"email,omitempty"`
}

type State interface {
	// FetchTime is when this instance of the feed was fetched
	FetchTime() time.Time
	// Hash returns an MD5 hash of the feed from when it was fetched
	Hash() string
	// UpdatedState goes over the network and fetches the current state of the RSS feed
	UpdatedState() (State, error)
	// Feed returns the underlying Feed object
	Feed() Feed
}