Initial commit

internal/widget/rss.go

@@ -0,0 +1,55 @@
+package widget
+
+import (
+	"context"
+	"html/template"
+	"time"
+
+	"github.com/glanceapp/glance/internal/assets"
+	"github.com/glanceapp/glance/internal/feed"
+)
+
+type RSS struct {
+	widgetBase    `yaml:",inline"`
+	FeedRequests  []feed.RSSFeedRequest `yaml:"feeds"`
+	Style         string                `yaml:"style"`
+	Items         feed.RSSFeedItems     `yaml:"-"`
+	Limit         int                   `yaml:"limit"`
+	CollapseAfter int                   `yaml:"collapse-after"`
+}
+
+func (widget *RSS) Initialize() error {
+	widget.withTitle("RSS Feed").withCacheDuration(1 * time.Hour)
+
+	if widget.Limit <= 0 {
+		widget.Limit = 25
+	}
+
+	if widget.CollapseAfter == 0 || widget.CollapseAfter < -1 {
+		widget.CollapseAfter = 5
+	}
+
+	return nil
+}
+
+func (widget *RSS) Update(ctx context.Context) {
+	items, err := feed.GetItemsFromRSSFeeds(widget.FeedRequests)
+
+	if !widget.canContinueUpdateAfterHandlingErr(err) {
+		return
+	}
+
+	if len(items) > widget.Limit {
+		items = items[:widget.Limit]
+	}
+
+	widget.Items = items
+}
+
+func (widget *RSS) Render() template.HTML {
+	if widget.Style == "horizontal-cards" {
+		return widget.render(widget, assets.RSSCardsTemplate)
+	}
+
+	return widget.render(widget, assets.RSSListTemplate)
+}