tstachl/index.html

## index.html
<!doctype html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <title>Update Draft</title>
    <meta name="description" content="A Desk.com canvas app example that updates a draft.">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
    <script src="//ajax.deskapi.com/libs/desk/canvas/1.0.0/desk-canvas-all.js"></script>
    <script>
      Desk.canvas(function() {
        Desk.canvas.client.refreshSignedRequest(function(data) {
          if (data.status === 200) {
            var sr       = data.payload.response.split('.')[1]
              , ctx      = JSON.parse(Desk.canvas.decode(sr))
              , url      = ctx.context.environment.case.url + '/replies/draft'

            $('button').click(function() {
              Desk.canvas.client.ajax(url, {
                client: ctx.client,
                method: 'PATCH',
                contentType: 'application/json',
                data: JSON.stringify({ body: 'This is the text for a reply to a case.' + Date.now() }),
                success: function(rsp) {
                  console.log(rsp)
                }
              })
            })
          }
        })
      })
    </script>
  </head>
  <body>
    <button>Update Draft</button>
  </body>
</html>
	<!doctype html>
	<html lang="en">
	<head>
	<meta charset="utf-8">
	<title>Update Draft</title>
	<meta name="description" content="A Desk.com canvas app example that updates a draft.">
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
	<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
	<script src="//ajax.deskapi.com/libs/desk/canvas/1.0.0/desk-canvas-all.js"></script>
	<script>
	Desk.canvas(function() {
	Desk.canvas.client.refreshSignedRequest(function(data) {
	if (data.status === 200) {
	var sr = data.payload.response.split('.')[1]
	, ctx = JSON.parse(Desk.canvas.decode(sr))
	, url = ctx.context.environment.case.url + '/replies/draft'

	$('button').click(function() {
	Desk.canvas.client.ajax(url, {
	client: ctx.client,
	method: 'PATCH',
	contentType: 'application/json',
	data: JSON.stringify({ body: 'This is the text for a reply to a case.' + Date.now() }),
	success: function(rsp) {
	console.log(rsp)
	}
	})
	})
	}
	})
	})
	</script>
	</head>
	<body>
	<button>Update Draft</button>
	</body>
	</html>