gui done enough

http.go

@@ -18,10 +18,11 @@ type Context struct {
 
 func HTTP(port int, db DB) error {
 	foo := func(w http.ResponseWriter, r *http.Request) {
-		switch r.URL.Path {
-		case "/":
-			httpRoot(w, r)
-		default:
+		if r.URL.Path == "/" {
+			httpGUI(w, r)
+		} else if strings.HasPrefix(r.URL.Path, "/api/questions") && strings.HasSuffix(r.URL.Path, "/answers") && r.Method == http.MethodPost {
+			httpPostQuestionAnswers(w, r)
+		} else {
 			http.NotFound(w, r)
 		}
 	}
@@ -65,10 +66,10 @@ func withAuth(foo http.HandlerFunc) http.HandlerFunc {
 }
 
 //go:embed public/root.html
-var httpRootHTML string
+var httpGUIHTML string
 
-func httpRoot(w http.ResponseWriter, r *http.Request) {
-	body := httpRootHTML
+func httpGUI(w http.ResponseWriter, r *http.Request) {
+	body := httpGUIHTML
 	if os.Getenv("DEBUG") != "" {
 		b, _ := os.ReadFile("public/root.html")
 		body = string(b)
@@ -97,3 +98,6 @@ func httpAssignments(ctx context.Context) (interface{}, error) {
 	}
 	return todo, nil
 }
+
+func httpPostQuestionAnswers(w http.ResponseWriter, r *http.Request) {
+}

public/root.html

@@ -71,7 +71,14 @@
       }
 
       function pushAnswer(idq, answer, passed) {
-         console.log(idq, answer, passed)
+         http("post", `/api/questions/${idq}/answers`, noopcallback,
+            JSON.stringify(
+               {
+                  "answer": answer,
+                  "passed": new Boolean(passed),
+               }
+            ),
+         )
       }
 
       function nextQuestion(form) {
@@ -110,6 +117,23 @@
          form.children.answer.retake = todo[1].Retake
       }
 
+      function noopcallback(responseBody, responseStatus) {
+         console.log(responseStatus, responseBody)
+      }
+      function http(method, remote, callback, body) {
+         var xmlhttp = new XMLHttpRequest();
+         xmlhttp.onreadystatechange = function() {
+            if (xmlhttp.readyState == XMLHttpRequest.DONE) {
+               callback(xmlhttp.responseText, xmlhttp.status)
+            }
+         };
+         xmlhttp.open(method, remote, true);
+         if (typeof body == "undefined") {
+            body = null
+         }
+         xmlhttp.send(body);
+      }
+
       nextQuestion(document.getElementById("flash"))
     </script>
   </footer>