From 11bcdbc1070552dfc99df332d554e99057281d1b Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Fri, 6 Mar 2020 20:00:14 -0500
Subject: asdf

---
 public/face.js    | 26 +++++++++++++++++++++++++-
 public/index.html | 22 +++++++++++++++-------
 2 files changed, 40 insertions(+), 8 deletions(-)

(limited to 'public')

diff --git a/public/face.js b/public/face.js
index 2e8d722..11cb309 100644
--- a/public/face.js
+++ b/public/face.js
@@ -1,6 +1,14 @@
 jQuery(function($) {
   "use strict";
 
+  var BASE_PRICE = 55.73;
+  var CURRENT = 10;
+  var DATA_URL = './current.json';
+
+  function to_percent(ask) {
+    return Math.round((r.ask - BASE_PRICE) / BASE_PRICE * 10000) / 100.0;
+  }
+
   /**
    * get the current time, in milliseconds since the epoch.
    */
@@ -175,8 +183,24 @@ jQuery(function($) {
   $('#rate').keyup(tick).focus();
 
   $('.set-rate').click(function() {
-    $('#rate').val($(this).data('val'));
+    var val = $(this).data('val');
+
+    // set value
+    $('#rate').val((val == 'current') ? current : val);
+
+    // stop event
     return false;
   });
+
+  $.ajax({
+    method: 'GET',
+    url: DATA_URL,
+    dataType: 'json'
+  }).fail(function(r) {
+    alert("Couldn't fetch current data.");
+  }).done(function(r) {
+    CURRENT = to_percent(r.ask);
+    $('#rate').val(CURRENT);
+  });
 });
 
diff --git a/public/index.html b/public/index.html
index d852330..43eeed9 100644
--- a/public/index.html
+++ b/public/index.html
@@ -18,7 +18,7 @@
 
       <p id='controls'>
         <label for='rate'>Stock Price Change (Percent):</label><br/>
-        <input 
+        <input
           type='number'
           id='rate'
           value='0'
@@ -26,14 +26,22 @@
         />
 
         <button
-          class='set-rate' 
+          class='set-rate'
           data-val='-10'
           title='Set change to minimum.'
         >
           Min
         </button>
 
-        <button 
+        <button
+          class='set-rate'
+          data-val='0'
+          title='Set change to zero.'
+        >
+          Clear
+        </button>
+
+        <button
           class='set-rate'
           data-val='10'
           title='Set change to maximum.'
@@ -41,12 +49,12 @@
           Max
         </button>
 
-        <button 
+        <button
           class='set-rate'
-          data-val='0'
-          title='Reset change to zero.'
+          data-val='current'
+          title='Set to today&apos; price.'
         >
-          Reset
+          Current
         </button>
       </p>
     </div>
-- 
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