<!DOCTYPE html>
<html lang="en">
  <head>
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    <!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
    <title>Slack Invite for OpenWhisk</title>
    <!-- Latest compiled and minified CSS -->
    <link rel="stylesheet"
href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"
integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u"
      crossorigin="anonymous">
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href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css"
integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp"
      crossorigin="anonymous">
    <!-- Latest compiled and minified JavaScript -->
    <script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
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    <![endif]-->
    <style>
.outer {
width: 500px;
min-width: 320px; 
text-align: center;
margin: 10px auto;
font-family: "Helvetica Neue", Helvetica, Arial
}

.inner {
margin: 10px;
}

.splash {
display: block;
margin: 0px auto;
font-family: "Helvetica Neue", Helvetica, Arial
}

.footer {
margin: 10px auto;
text-align: center;
font-size: small;
font-family: "Helvetica Neue", Helvetica, Arial
}

@media screen and (max-width: 360px) and (min-width: 320px)
{
 .outer{
   max-width: 320px
}
}
</style>
  </head>
  <body>
    <div class="outer">
      <div class="splash"><img
          src="https://s23.postimg.org/oy3kv2uxn/skitch.png"
          alt="OpenWhisk plus Slack" style="height: 60px;"> </div>
      <div class="inner">
        <h3>Already a Team member?</h3>
        <p>click here: <a href="https://openwhisk-team.slack.com/"><b>openwhisk-team.slack.com</b></a></p>
      </div>
      <div class="inner">
        <h3>If not, join us!</h3>
        <p>Join the OpenWhisk Community to discuss the project in
          real-time.</p>
        <ul style="text-align: left">
          <li><strong>Talk</strong> to the core devs and the OpenWhisk
            community.</li>
          <li><strong>Learn</strong> from others and ask questions.</li>
          <li><strong>Share</strong> your work and demos.</li>
        </ul>
        <form class="form-inline">
          <div class="form-group"> <label for="exampleInputEmail2">Email:</label>
            <input class="form-control" id="inputEmail"
              placeholder="jane.doe@example.com" required=""
              type="email"> </div>
          <button type="button" class="btn btn-primary" style="margin:
            5px;">Send invitation</button> 
        <div id="result">    
        </form>
      </div>
      <div class="inner">
        <p>We are a friendly, respectful and inclusive community!</p>
      </div>
      <div class="footer"><a href="https://openwhisk-team.slack.com/"> </a>
        <p><i>Code for Slack invite (this page) is on github:</i><br>
        
          <i> </i><i><a
              href="https://github.com/openwhisk/openwhisk-slackinvite"
              target="blank">https://github.com/openwhisk/openwhisk-slackinvite</a></i></p>
      </div>
    </div>
    <script type="text/javascript">
$(document).ready(function() {
  var btn = $("button");
  var res = $("#result");
  var email = $('#inputEmail');
  var actionUrl = "https://545303d4-dd03-4cfc-a553-4253f7929dfd-gws.api-gw.mybluemix.net/openwhisk-team/slackinvite";
  function handler() {
    $.get(actionUrl, { email: email[0].value })
      .done(function (data) {
        btn.removeClass("btn-danger");
        btn.addClass("btn-success");
        btn.html("WOOT. CHECK YOUR EMAIL!");
        res.html(data.message);
      })
      .fail(function (err) {
        btn.addClass("btn-danger");
        btn.html("Problem with invite");
        if(err.responseJSON) console.log(err.responseJSON)
        if(err.responseJSON && err.responseJSON.error && err.responseJSON.error.message){
          res.html(err.responseJSON.error.message);
        } else {
          res.html(err.statusText + ":Your invitation didn't work :-( ");
        }
        
      });
  }
  btn.click(handler);
  btn.prop("disabled", true);

  function validate() {
    console.log("validate")
    if (email[0].validity.typeMismatch) {
      btn.prop("disabled", true);
    } else {
      btn.prop("disabled", false);
    }
  }
  email.change(validate);
  email.keyup(validate);
})
</script>
  </body>
</html>