blogposts: read tags

blogposts/blogposts_test.go

@@ -19,9 +19,11 @@ import (
 func TestNewBlogPosts(t *testing.T) {
 	const (
 		firstBody = `Title: Post 1
-Description: Description 1`
+Description: Description 1
+Tags: tag1, tag2`
 		secondBody = `Title: Post 2
-Description: Description 2`
+Description: Description 2
+Tags: tag1, tag2`
 	)
 
 	fs := fstest.MapFS{
@@ -41,6 +43,7 @@ Description: Description 2`
 	assertPost(t, posts[0], Post{
 		Title:       "Post 1",
 		Description: "Description 1",
+		Tags:        []string{"tag1", "tag2"},
 	})
 }
 

blogposts/post.go

@@ -13,8 +13,10 @@ type Post struct {
 }
 
 const (
-	titleSeparator       = "Title: "
-	descriptionSeparator = "Description: "
+	titleLine       = "Title: "
+	descriptionLine = "Description: "
+	tagsLine        = "Tags: "
+	tagSeparator    = ","
 )
 
 func getPost(fileSystem fs.FS, fileName string) (Post, error) {
@@ -37,9 +39,19 @@ func newPost(postFile io.Reader) (Post, error) {
 		return strings.TrimPrefix(scanner.Text(), tagName)
 	}
 
+	title := readMetaLine(titleLine)
+	description := readMetaLine(descriptionLine)
+	tagsOneLine := readMetaLine(tagsLine)
+
+	tags := strings.Split(tagsOneLine, ",")
+	for i, tag := range tags {
+		tags[i] = strings.TrimSpace(tag)
+	}
+
 	post := Post{
-		Title:       readMetaLine(titleSeparator),
-		Description: readMetaLine(descriptionSeparator),
+		Title:       title,
+		Description: description,
+		Tags:        tags,
 	}
 	return post, nil
 }