Add paddock briefing RSS backend spike

internal/query/news.go

@@ -0,0 +1,51 @@
+package query
+
+import (
+	"time"
+
+	"github.com/AmanTahiliani/box-box/internal/store"
+)
+
+// NewsItem is the frontend-facing cached briefing shape.
+type NewsItem struct {
+	Source      string     `json:"source"`
+	Title       string     `json:"title"`
+	URL         string     `json:"url"`
+	PublishedAt *time.Time `json:"published_at,omitempty"`
+	Summary     string     `json:"summary,omitempty"`
+	Category    string     `json:"category,omitempty"`
+	FetchedAt   time.Time  `json:"fetched_at"`
+}
+
+// ListNews returns cached briefing items.
+func (s *Service) ListNews(limit int, source string) ([]NewsItem, error) {
+	rows, err := s.store.ListNewsItems(limit, source)
+	if err != nil {
+		return nil, err
+	}
+	out := make([]NewsItem, 0, len(rows))
+	for _, row := range rows {
+		out = append(out, NewsItem{
+			Source:      row.Source,
+			Title:       row.Title,
+			URL:         row.URL,
+			PublishedAt: row.PublishedAt,
+			Summary:     row.Summary,
+			Category:    row.Category,
+			FetchedAt:   row.FetchedAt,
+		})
+	}
+	return out, nil
+}
+
+func NewsItemToStore(item NewsItem) store.NewsItem {
+	return store.NewsItem{
+		URL:         item.URL,
+		Source:      item.Source,
+		Title:       item.Title,
+		PublishedAt: item.PublishedAt,
+		Summary:     item.Summary,
+		Category:    item.Category,
+		FetchedAt:   item.FetchedAt,
+	}
+}