2 files changed, 39 insertions, 0 deletions

diff --git a/cmd/blogspace/main.go b/cmd/blogspace/main.go
index 3a60bd4..cf240a8 100644
--- a/cmd/blogspace/main.go
+++ b/cmd/blogspace/main.go
@@ -65,6 +65,9 @@ func run(ctx context.Context, cfg *config.Config, cmd string) error {
 		if err := bootstrapSuperadmin(ctx, cfg, st); err != nil {
 			return err
 		}
+		if err := ensureRootBlog(ctx, cfg, st); err != nil {
+			return err
+		}
 		return serve(ctx, cfg, st)
 	default:
 		return fmt.Errorf("unknown command %q (serve|seed|migrate)", cmd)
@@ -119,6 +122,26 @@ func bootstrapSuperadmin(ctx context.Context, cfg *config.Config, st *store.Stor
 	return nil
 }
 
+// ensureRootBlog makes sure the blog served on the base domain exists; it is owned by the first superadmin.
+func ensureRootBlog(ctx context.Context, cfg *config.Config, st *store.Store) error {
+	_, err := st.BlogBySubdomain(ctx, config.RootSubdomain)
+	if err == nil {
+		return nil
+	}
+	if !errors.Is(err, store.ErrNotFound) {
+		return err
+	}
+	admin, err := st.FirstSuperadmin(ctx)
+	if err != nil {
+		return fmt.Errorf("root blog needs a superadmin: %w", err)
+	}
+	if _, err := st.CreateBlog(ctx, admin.ID, config.RootSubdomain, cfg.BaseDomain); err != nil {
+		return fmt.Errorf("create root blog: %w", err)
+	}
+	log.Printf("created root blog %s owned by %q", cfg.BaseDomain, admin.Username)
+	return nil
+}
+
 func serve(ctx context.Context, cfg *config.Config, st *store.Store) error {
 	srv := &http.Server{
 		Addr:              cfg.Addr,
diff --git a/cmd/blogspace/seed.go b/cmd/blogspace/seed.go
index 847324c..010eff5 100644
--- a/cmd/blogspace/seed.go
+++ b/cmd/blogspace/seed.go
@@ -24,6 +24,9 @@ func seed(ctx context.Context, cfg *config.Config, st *store.Store) error {
 	if err := bootstrapSuperadmin(ctx, cfg, st); err != nil {
 		return err
 	}
+	if err := ensureRootBlog(ctx, cfg, st); err != nil {
+		return err
+	}
 	if _, err := st.UserByUsername(ctx, "alice"); err == nil {
 		log.Println("seed: alice already exists, nothing to do")
 		return nil
@@ -103,6 +106,19 @@ func seed(ctx context.Context, cfg *config.Config, st *store.Store) error {
 			return err
 		}
 	}
+	// a welcome post on the root blog (the superadmin's own blog on the base domain)
+	root, err := st.BlogBySubdomain(ctx, config.RootSubdomain)
+	if err != nil {
+		return err
+	}
+	rootHome, err := st.HomePage(ctx, root.ID)
+	if err != nil {
+		return err
+	}
+	welcome := "This is the blog on the **root domain**, owned by the superadmin. It works like every other blog.\n\nOther blogs live on subdomains, for example [alice](" + cfg.BlogURL("alice") + ")."
+	if _, err := st.CreatePost(ctx, &store.Post{PageID: rootHome.ID, Title: "Welcome to Blogspace", Slug: "welcome", BodyMD: welcome, BodyHTML: markdown.Render(welcome), Published: true}); err != nil {
+		return err
+	}
 	log.Printf("seed: superadmin %q (password %q in dev), blogger alice / alicealice at %s", cfg.SuperadminUsername, "admin", cfg.BlogURL("alice"))
 	return nil
 }