freed/internal/feed.go

60 lines
918 B
Go

package internal
import (
"fmt"
"freed/internal/database"
"net/url"
"github.com/mmcdole/gofeed"
)
func AddFeed(feedUrl string) error {
if _, err := url.ParseRequestURI(feedUrl); err != nil {
return fmt.Errorf("The given URL does not seem to be valid: %s", err)
}
feed, err := parseByUrl(feedUrl)
if err != nil {
return err
}
f := database.Feed{
Name: feed.Title,
Url: feedUrl,
}
feedId, err := f.Insert()
if err != nil {
return err
}
articles := make([]database.Article, 0, 10)
for i, v := range feed.Items {
if i < 10 {
a := database.Article{
Name: v.Title,
Url: v.Link,
FeedId: feedId,
}
articles = append(articles, a)
}
}
database.InsertMultipleArticles(articles)
return nil
}
func parseByUrl(u string) (*gofeed.Feed, error) {
fp := gofeed.NewParser()
feed, err := fp.ParseURL(u)
if err != nil {
return nil, err
}
return feed, nil
}