init

back/internal/api/static.go

@@ -0,0 +1,56 @@
+package api
+
+import (
+	"net/http"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+// newStaticHandler serves the Astro static build with SPA fallbacks:
+// /search/<id> and /tools/<name> → their respective shell pages.
+func newStaticHandler(dir string) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		urlPath := r.URL.Path
+
+		if strings.HasPrefix(urlPath, "/search/") && len(urlPath) > len("/search/") {
+			http.ServeFile(w, r, filepath.Join(dir, "search", "_", "index.html"))
+			return
+		}
+
+		if strings.HasPrefix(urlPath, "/tools/") {
+			rest := strings.TrimPrefix(urlPath, "/tools/")
+			if rest != "" && !strings.Contains(rest, "/") {
+				http.ServeFile(w, r, filepath.Join(dir, "tools", "_", "index.html"))
+				return
+			}
+		}
+
+		rel := filepath.FromSlash(strings.TrimPrefix(urlPath, "/"))
+		full := filepath.Join(dir, rel)
+
+		info, err := os.Stat(full)
+		if err == nil && info.IsDir() {
+			full = filepath.Join(full, "index.html")
+			if _, err2 := os.Stat(full); err2 != nil {
+				serve404(w, r, dir)
+				return
+			}
+		} else if err != nil {
+			serve404(w, r, dir)
+			return
+		}
+
+		http.ServeFile(w, r, full)
+	})
+}
+
+func serve404(w http.ResponseWriter, r *http.Request, dir string) {
+	p := filepath.Join(dir, "404.html")
+	if _, err := os.Stat(p); err == nil {
+		w.WriteHeader(http.StatusNotFound)
+		http.ServeFile(w, r, p)
+		return
+	}
+	http.NotFound(w, r)
+}