feat: implements today command

internal/article.go

@@ -0,0 +1,30 @@
+package internal
+
+import (
+	"fmt"
+	"freed/internal/database"
+)
+
+func GetArticleUrlForToday() (string, error) {
+	count, err := database.CountArticlesReadToday()
+
+	if err != nil {
+		return "", err
+	}
+
+	if count > 0 {
+		return "", fmt.Errorf("Already reached maximum number of articles for the day. Come back tomorrow!")
+	}
+
+	article, err := database.FindOneUnreadArticle()
+
+	if err != nil {
+		return "", err
+	}
+
+	if err := article.MarkAsRead(); err != nil {
+		return "", err
+	}
+
+	return article.Url, nil
+}