From 329fc1c691b97f57cd8a7016c2204a8f122f5e48 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 14 Jun 2020 19:48:33 +0100
Subject: [PATCH] TODO etc.

---
 TODO                |  5 ++++-
 templates/script.js | 12 ++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/TODO b/TODO
index 0ce6a99b..bfab9fa7 100644
--- a/TODO
+++ b/TODO
@@ -1,6 +1,9 @@
+communicate with server about moves
+  sync problem wrt xhr api grab call and ui updates
+    per-piece seq no?
+
 client ? struct ?
 instance struct
 token in main url
 token in api queries
 dashedline around only things gotten
-communicate with server about moves
diff --git a/templates/script.js b/templates/script.js
index 50ce4be2..72d45425 100644
--- a/templates/script.js
+++ b/templates/script.js
@@ -12,6 +12,17 @@ var our_dnd_type = "text/puvnex-game-server-dummy";
 dragthresh = 5;
 space = document.getElementById('space');
 
+function new_xhr_then(good,bad) {
+  // xxx not yet finished??
+  var xhr = new XMLHttpRequest();
+  xhr.onreadystatechange = function(){
+    if (xhr.readyState != XMLHttpRequest.DONE) { return; }
+    if (xhr.status != 200) { bad(xhr); }
+    good(xhr);
+  };
+  return xhr;
+}
+
   console.log('foo1');
 
 function drag_mousedown(e) {
@@ -27,6 +38,7 @@ function drag_mousedown(e) {
   dragging = false;
   window.addEventListener('mousemove', drag_mousemove, true);
   window.addEventListener('mouseup',   drag_mouseup,   true);
+  
 }
 
 function drag_mousemove(e) {
-- 
2.30.2