<h1 style="margin: 1em; text-align: center">{{hostname}}</h1>

{% if no_users_exist or no_admins_exist %}
<div class="row">
<div class="col-md-offset-2 col-md-8">
  {% if no_users_exist %}
  <p class="text-danger">There are no users on this system! To make an administrative user,
  log into this machine using SSH (like when you first set it up) and run:</p>
  <pre>cd mailinabox
sudo tools/mail.py user add me@{{hostname}}
sudo tools/mail.py user make-admin me@{{hostname}}</pre>
  {% else %}
  <p class="text-danger">There are no administrative users on this system! To make an administrative user,
  log into this machine using SSH (like when you first set it up) and run:</p>
  <pre>cd mailinabox
sudo tools/mail.py user make-admin me@{{hostname}}</pre>
  {% endif %}
  <hr>
</div>
</div>  
{% endif %}

<p style="margin: 2em; text-align: center;">Log in here for your Mail-in-a-Box control panel.</p>

<div style="margin: 0 auto; max-width: 32em;">
  <form class="form-horizontal" role="form" onsubmit="do_login(); return false;">
    <div class="form-group">
      <label for="inputEmail3" class="col-sm-3 control-label">Email</label>
      <div class="col-sm-9">
        <input name="email" type="email" class="form-control" id="loginEmail" placeholder="Email">
      </div>
    </div>
    <div class="form-group">
      <label for="inputPassword3" class="col-sm-3 control-label">Password</label>
      <div class="col-sm-9">
        <input name="password" type="password" class="form-control" id="loginPassword" placeholder="Password">
      </div>
    </div>
    <div class="form-group">
      <div class="col-sm-offset-3 col-sm-9">
        <div class="checkbox">
          <label>
            <input name='remember' type="checkbox" id="loginRemember"> Remember me
          </label>
        </div>
      </div>
    </div>
    <div class="form-group">
      <div class="col-sm-offset-3 col-sm-9">
        <button type="submit" class="btn btn-default">Sign in</button>
      </div>
    </div>
  </form>
</div>


<script>
function do_login() {
  if ($('#loginEmail').val() == "") {
    show_modal_error("Login Failed", "Enter your email address.", function() {
	$('#loginEmail').focus();
    });
    return false;
  }
  if ($('#loginPassword').val() == "") {
    show_modal_error("Login Failed", "Enter your email password.", function() {
        $('#loginPassword').focus();
    });
    return false;
  }

  // Exchange the email address & password for an API key.
  api_credentials = [$('#loginEmail').val(), $('#loginPassword').val()]

  api(
  "/me",
  "GET",
  { },
  function(response){ 
    // This API call always succeeds. It returns a JSON object indicating
    // whether the request was authenticated or not.
    if (response.status != "ok") {
      // Show why the login failed.
      show_modal_error("Login Failed", response.reason)

      // Reset any saved credentials.
      do_logout();

    } else if (!("api_key" in response)) {
      // Login succeeded but user might not be authorized!
      show_modal_error("Login Failed", "You are not an administrator on this system.")

      // Reset any saved credentials.
      do_logout();

    } else {
      // Login succeeded.

      // Save the new credentials.
      api_credentials = [response.email, response.api_key];

      // Try to wipe the username/password information.
      $('#loginEmail').val('');
      $('#loginPassword').val('');

      // Remember the credentials.
      if (typeof localStorage != 'undefined' && typeof sessionStorage != 'undefined') {
        if ($('#loginRemember').val()) {
          localStorage.setItem("miab-cp-credentials", api_credentials.join(":"));
          sessionStorage.removeItem("miab-cp-credentials");
        } else {
          localStorage.removeItem("miab-cp-credentials");
          sessionStorage.setItem("miab-cp-credentials", api_credentials.join(":"));
        }
      }

      // Open the next panel the user wants to go to. Do this after the XHR response
      // is over so that we don't start a new XHR request while this one is finishing,
      // which confuses the loading indicator.
      setTimeout(function() { show_panel(!switch_back_to_panel || switch_back_to_panel == "login" ? 'system_status' : switch_back_to_panel) }, 300);
    }
  })
}

function do_logout() {
  api_credentials = ["", ""];
  if (typeof localStorage != 'undefined')
    localStorage.removeItem("miab-cp-credentials");
  if (typeof sessionStorage != 'undefined')
    sessionStorage.removeItem("miab-cp-credentials");
  show_panel('login');
}

function show_login() {
  $('#loginEmail,#loginPassword').each(function() {
    var input = $(this);
    if (!$.trim(input.val())) {
      input.focus();
      return false;
    }
  });
}
</script>
