feed functions

main.go

@@ -15,4 +15,9 @@ func main() {
 	storage.RenameFolder(folder.Id, "bar")
 	storage.ToggleFolderExpanded(folder.Id, false)
 	*/
+	/*
+	feed := storage.CreateFeed(
+		"title", "description", "link", "feedlink", "icon", 1)
+	storage.RenameFeed(feed.Id, "newtitle")
+	*/
 }

storage/feed.go

@@ -0,0 +1,51 @@
+package storage
+
+type Feed struct {
+	Id int64
+	FolderId int64
+	Title string
+	Description string
+	Link string
+	FeedLink string
+	Icon string
+}
+
+func (s *Storage) CreateFeed(title, description, link, feedLink, icon string, folderId int64) *Feed {
+	result, err := s.db.Exec(`
+		insert into feeds (title, description, link, feed_link, icon, folder_id) 
+		values (?, ?, ?, ?, ?, ?)`,
+		title, description, link, feedLink, icon, intOrNil(folderId),
+	)
+	if err != nil {
+		return nil
+	}
+	id, idErr := result.LastInsertId()
+	if idErr != nil {
+		return nil
+	}
+	return &Feed{
+		Id: id,
+		Title: title,
+		Description: description,
+		Link: link,
+		FeedLink: feedLink,
+		Icon: icon,
+		FolderId: folderId,
+	}
+}
+
+func (s *Storage) DeleteFeed(feedId int64) bool {
+	_, err1 := s.db.Exec(`delete from items where feed_id = ?`, feedId)
+	_, err2 := s.db.Exec(`delete from feeds where id = ?`, feedId)
+	return err1 == nil && err2 == nil
+}
+
+func (s *Storage) RenameFeed(feedId int64, newTitle string) bool {
+	_, err := s.db.Exec(`update feeds set title = ? where id = ?`, newTitle, feedId)
+	return err == nil
+}
+
+func (s *Storage) UpdateFeedFolder(feedId int64, newFolderId int64) bool {
+	_, err := s.db.Exec(`update feeds set folder_id = ? where id = ?`, intOrNil(newFolderId), feedId)
+	return err == nil
+}

storage/storage.go

@@ -58,3 +58,10 @@ func New() (*Storage, error) {
 	}
 	return &Storage{db: db}, nil
 }
+
+func intOrNil(id int64) interface{} {
+	if id == 0 {
+		return nil
+	}
+	return id
+}