{% extends 'layout.html.jinja2' %}
{% set menu_section = 'home' %}
{% block title %}Home{% endblock %}

{# This is the main template file, along with the layout. #}
{# The engine is Jinja2, close to Twig (yet not as good) #}

{% block content %}

{% macro target_button(target) -%}
    <div class="target {{ target.slug }} {{ 'locked' if target.locked else 'active' }}"
         data-target-slug="{{ target.slug }}">
      <img width="64px" height="64px"
           src="{{ static('img/target/'~target.slug~'_128.png') }}"
           title="{{ target.title }}"
           alt="{{ target.name }}">
      <img width="64px" height="64px"
           src="{{ static('img/target/empty_128.png') }}"
           title="No data at specified interval for {{ target.title }}."
           alt="NO DATA"
           class="decorator empty">
      <img width="64px" height="64px"
           src="{{ static('img/target/error_128.png') }}"
           title="There was an error with {{ target.title }}."
           alt="ERROR"
           class="decorator error">
      <div class="decorator loading" title="Loading data for {{ target.title }}…">
        <div class="small-loader-container">
          <div class="small-loader-circle-1">
            <div class="small-loader-circle-2">
              <div class="small-loader-circle-3">
                <div class="small-loader-circle-4">
                  <div class="small-loader-circle-5">
                    <div class="small-loader-circle-6">
                      <div class="small-loader-circle-7">
                      </div>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
{%- endmacro %}

{% macro icon(name) %}<i class="fa fa-{{ name }}" aria-hidden="true"></i>{% endmacro %}

<div id="plots_loader">
  <p class="loader-text">Loading Heliopropa&hellip;<br>This might take a while.</p>
  <div id="plots_loader_img1" class="img"></div>
  <div id="plots_loader_img2" class="img"></div>
  <div id="plots_loader_img3" class="img"></div>
  <div id="plots_loader_img4" class="img"></div>
  <div id="plots_loader_img5" class="img"></div>
</div>

<div class="mdl-layout mdl-js-layout mdl-layout--fixed-drawer">

  <div class="mdl-layout__drawer">
    <span class="mdl-layout-title" title="Two years maximum.">{{ icon('calendar') }} Time Interval</span>
    <form id="form_time_interval" action="#">
      <div class="mdl-textfield mdl-js-textfield">
      <input type="date" id="started_at" name="started_at" title="The date of the beginning of the interval to observe." class="mdl-textfield__input">
      <input type="date" id="stopped_at" name="stopped_at" title="The date of the end of the interval to observe. (exclusive)" class="mdl-textfield__input">
      </div>
      <input type="submit" id="apply_new_interval" value="Load new interval" title="Two years maximum. This may take a while." class="mdl-button mdl-js-button mdl-js-ripple-effect">
    </form>

    <br>
    <hr class="clear">

    <span class="mdl-layout-title">{{ icon('eercast') }} Planets</span>

    <section class="targets-filters">
{% for target in planets %}
      {{ target_button(target) }}
{% endfor %}
    </section>

    <br>
    <hr class="clear">

    <span class="mdl-layout-title">{{ icon('rocket') }} Probes &amp; Comets</span>

    <section class="targets-filters">
{% for target in probes %}
      {{ target_button(target) }}
{% endfor %}
{% for target in comets %}
      {{ target_button(target) }}
{% endfor %}
    </section>

    <br>
    <hr class="clear">

    <span class="mdl-layout-title">{{ icon('flask') }} Parameters</span>

    <nav id="parameters" class="mdl-navigation">
      {% for p in parameters %}
      <a class="mdl-navigation__link parameter{{ ' active' if p.active }}" data-ts-slug="{{ p.slug }}" href="#">{{ p.name }}</a>
      {% endfor %}
    </nav>

    <div class="mdl-layout-spacer"></div>

  </div>


  <main id="plots_wrapper" class="mdl-layout__content">

    <div class="mdl-grid">
      <div class="mdl-cell mdl-cell--4-col mdl-cell--8-col-tablet mdl-cell--4-col-phone">
        <section id="orbits"></section>
        <div class="plots-actions plots-buttons">
          <button id="download" class="mdl-button mdl-button--raised mdl-button--primary"
                  title="Download the raw data for each selected target and parameters.">
            Download
          </button>
          <button id="samp" class="samp mdl-button mdl-button--raised mdl-button--primary mdl-button--disabled"
                  title="Send the data to a connected SAMP hub.">
            SAMP
          </button>
        </div>
      </div>
      <div class="mdl-cell mdl-cell--8-col mdl-cell--8-col-tablet mdl-cell--4-col-phone">
        <section id="time_series">
          <p id="zoom_controls_help" class="help mdl-cell--8-col">Drag to zoom in, double click to zoom out.</p>
        </section>
      </div>
    </div>

  </main>
</div>
{% endblock %}


{#### CSS ####################################################################}

{% block styles %}
  <style>
    html, body {
{#      background-color: #322e3f;#}
{#      color: #e3e3e3;#}
    }
    .mdl-layout__drawer > .mdl-layout-title {
      padding-left: 30px;
      line-height: 42px;
    }
    .mdl-layout__drawer > .mdl-layout-title:first-of-type {
      line-height: 60px;
    }

    #plots_wrapper {
{#      position: relative;#}
    }

    #plots_loader {
      position: fixed;
      top: 0; left: 0; bottom: 0; right: 0;
      height: 100%;
      width: 100%;
      background-color: #fff;
      z-index: 1000;
    }

    #plots_loader .loader-text {
      width: 200px;
      height: 30px;
      position: absolute;
      top: -240px; left: -32px; bottom: 0; right: 0;
      margin: auto;
      text-align: center;
      font-size: 1.0em;
      font-style: italic;
      color: darkgrey;
    }

    #plots_loader .img {
      width: 100px;
      height: 100px;
      border-radius: 100%;
      position: absolute;
      border: 1px solid #6978ff;
      animation: keyframes_rotate 1s;
      animation-iteration-count: infinite;
      transition: 2s;
      border-bottom: none;
      border-right: none;
      animation-timing-function: linear;
      margin-left: -70px;
      margin-top: -70px;
      left: 50%;
      top: 50%;
    }

    @keyframes keyframes_rotate {
      from {
        transform: rotate(0deg);
      }
      50% {
        transform: rotate(180deg);
      }
      100% {
        transform: rotate(360deg);
      }
    }

    #plots_loader #plots_loader_img2 {
      width: 90px;
      height: 90px;
      left: 50.35%;
      top: 50.7%;
      animation-delay: .2s;
    }

    #plots_loader #plots_loader_img3 {
      width: 80px;
      height: 80px;
      left: 50.70%;
      top: 51.4%;
      animation-delay: .4s;
    }

    #plots_loader #plots_loader_img4 {
      width: 70px;
      height: 70px;
      left: 51.05%;
      top: 52.1%;
      animation-delay: .6s;
    }

    #plots_loader #plots_loader_img5 {
      width: 60px;
      height: 60px;
      left: 51.40%;
      top: 52.8%;
      animation-delay: .8s;
    }

    .plots-buttons {
      text-align: center;
      margin: 3em auto;
    }
    .plots-buttons button {
      margin: auto 1em;
    }

    #time_series svg {
      cursor: crosshair;
    }
    #time_series .help {
      position: absolute;
      text-align: center;
      font-size: 0.9em;
      font-style: italic;
      color: darkgrey;
      display: none;
    }
    #time_series:hover .help {
      display: block;
    }
    .axis path, .axis line {
      fill: none;
{#      stroke: #f4f4f4;#}
      shape-rendering: crispEdges;
      stroke-width: 1px;
    }
    svg text {
{#      fill: #f4f4f4;#}
    }
    #time_series svg .brush .selection {
      fill: #efa02c;
      fill-opacity: 0.382;
    }
    path.line {
      fill: none;
      stroke: steelblue;
      stroke-width: 1px;
    }
    circle.cursor-circle {
      fill: black;
      stroke: rgba(20, 20, 20, 0.48);
    }
    text.cursor-text {
{#      font-family: 'Ubuntu', 'Lucida Grande', 'Lucida Sans Unicode', 'Geneva', 'Verdana', sans-serif;#}
{#      font-family: 'Consolas', 'Deja Vu Sans Mono', 'Bitstream Vera Sans Mono', monospace;#}
      font-family: "Ubuntu Mono", 'Consolas', 'Deja Vu Sans Mono', 'Bitstream Vera Sans Mono', monospace;
      text-align: right;
    }
    text.cursor-text-shadow {
      stroke: white;
      stroke-width: 5px;
      opacity: 0.777
    }
    path.orbit.orbit_section {
      fill: none;
      stroke: steelblue;
      stroke-width: 1.5px;
    }
    ellipse.orbit.orbit_ellipse {
      fill: none;
      stroke: #a3a3a3;
      stroke-width: 1px;
      stroke-dasharray: 5px;
    }
    #form_time_interval {
      padding-left: 30px;
    }
    #form_time_interval .mdl-textfield {
      padding-top: 0;
    }
    #started_at, #stopped_at {
      width: 85%;
    }
    .targets-filters {
      padding-left: 17px;
    }
    .targets-filters .target {
      float: left;
      cursor: pointer;
      position: relative;
    }
    .targets-filters .target:not(.active) {
      -webkit-filter: grayscale(100%);
         -moz-filter: grayscale(100%);
           -o-filter: grayscale(100%);
          -ms-filter: grayscale(100%);
              filter: grayscale(100%);
    }
    .targets-filters .target.locked {
      cursor: not-allowed;
    }
    .targets-filters .target.loading {
        -webkit-animation-name: keyframes_rotate;
        -webkit-animation-duration: 4000ms;
        -webkit-animation-iteration-count: infinite;
        -webkit-animation-timing-function: linear;
        -moz-animation-name: keyframes_rotate;
        -moz-animation-duration: 4000ms;
        -moz-animation-iteration-count: infinite;
        -moz-animation-timing-function: linear;
        -ms-animation-name: keyframes_rotate;
        -ms-animation-duration: 4000ms;
        -ms-animation-iteration-count: infinite;
        -ms-animation-timing-function: linear;
        animation-name: keyframes_rotate;
        animation-duration: 4000ms;
        animation-iteration-count: infinite;
        animation-timing-function: linear;
    }

    .targets-filters .target .decorator {
      position: absolute;
      top: 0;
      left: 0;
      display: none;
    }
    .targets-filters .target.empty .decorator.empty {
      display: block;
    }
    .targets-filters .target.error .decorator.error {
      display: block;
    }
    .targets-filters .target .decorator.loading {
      top:  19px;
      left: 19px;
    }
    .targets-filters .target.loading .decorator.loading {
      display: block;
    }

    #parameters .parameter {
      outline: 0;
    }
    #parameters .parameter.active {
      background-color: #c8d3e1;
    }

.small-loader-container {
	width: 27px;
	margin: 0 auto;
  background: none;
  pointer-events: none;
}

.small-loader-circle-1 {
	height: 27px;
	width: 27px;
	background: rgba(255, 238, 195, 0.72);
}

.small-loader-circle-2 {
	height: 22px;
	width: 22px;
  background: none;
{#	background: rgba(56, 53, 194, 0.5);#}
}

.small-loader-circle-3 {
	height: 18px;
	width: 18px;
	background: rgba(29, 65, 255, 0.9);
}

.small-loader-circle-4 {
	height: 13px;
	width: 13px;
	background: none;
{#	background: rgba(98, 109, 237, 0.5);#}
}

.small-loader-circle-5 {
	height: 9px;
	width: 9px;
	background: rgba(238, 238, 238, 0.8);
}

.small-loader-circle-6 {
	height: 4px;
	width: 4px;
	background: none;
{#	background: rgba(0, 0, 0, 0);#}
}

.small-loader-circle-7 {
	height: 2px;
	width: 2px;
	background: rgb(110, 102, 255);
}

.small-loader-circle-1,
.small-loader-circle-2,
.small-loader-circle-3,
.small-loader-circle-4,
.small-loader-circle-5,
.small-loader-circle-6,
.small-loader-circle-7 {
	border-bottom: none;
	border-radius: 50%;
		-o-border-radius: 50%;
		-ms-border-radius: 50%;
		-webkit-border-radius: 50%;
		-moz-border-radius: 50%;
	box-shadow: 0px 0px 0px rgba(0,0,0,0.1);
		-o-box-shadow: 0px 0px 0px rgba(0,0,0,0.1);
		-ms-box-shadow: 0px 0px 0px rgba(0,0,0,0.1);
		-webkit-box-shadow: 0px 0px 0px rgba(0,0,0,0.1);
		-moz-box-shadow: 0px 0px 0px rgba(0,0,0,0.1);
	animation-name: small-loader-spin;
		-o-animation-name: small-loader-spin;
		-ms-animation-name: small-loader-spin;
		-webkit-animation-name: small-loader-spin;
		-moz-animation-name: small-loader-spin;
	animation-duration: 4600ms;
		-o-animation-duration: 4600ms;
		-ms-animation-duration: 4600ms;
		-webkit-animation-duration: 4600ms;
		-moz-animation-duration: 4600ms;
	animation-iteration-count: infinite;
		-o-animation-iteration-count: infinite;
		-ms-animation-iteration-count: infinite;
		-webkit-animation-iteration-count: infinite;
		-moz-animation-iteration-count: infinite;
	animation-timing-function: linear;
		-o-animation-timing-function: linear;
		-ms-animation-timing-function: linear;
		-webkit-animation-timing-function: linear;
		-moz-animation-timing-function: linear;
}



@keyframes small-loader-spin {
	from {
		transform: rotate(0deg);
	}
	to {
		transform: rotate(360deg);
	}
}

@-o-keyframes small-loader-spin {
	from {
		-o-transform: rotate(0deg);
	}
	to {
		-o-transform: rotate(360deg);
	}
}

@-ms-keyframes small-loader-spin {
	from {
		-ms-transform: rotate(0deg);
	}
	to {
		-ms-transform: rotate(360deg);
	}
}

@-webkit-keyframes small-loader-spin {
	from {
		-webkit-transform: rotate(0deg);
	}
	to {
		-webkit-transform: rotate(360deg);
	}
}

@-moz-keyframes small-loader-spin {
	from {
		-moz-transform: rotate(0deg);
	}
	to {
		-moz-transform: rotate(360deg);
	}
}
  
  
  </style>
{% endblock %}



{#### JAVASCRIPT #############################################################}

{% block scripts_footer %}
<script type="application/javascript" src="{{ static('js/vendor/d3-custom.js') }}"></script>
<script type="application/javascript" src="{{ static('js/vendor/moment.min.js') }}"></script>
<script type="application/javascript" src="{{ static('js/vendor/samp.js') }}"></script>
<script type="application/javascript" src="{{ static('js/swapp.js') }}"></script>
<script type="application/javascript">

var configuration = {
  time_series_container: '#time_series',
  orbits_container: '#orbits',
  api: {
      'data_for_interval': "{{ request.url_root }}<target>_<started_at>_<stopped_at>.csv",
      'download': "{{ request.url_root }}<targets>_<started_at>_<stopped_at>.cdf",
      'samp': "{{ request.url_root }}<targets>_<started_at>_<stopped_at>.cdf"
  },
  sun: {
    img: '{{ static('img/sun_128.png') }}'
  },
  targets: {
{% for target in targets if not target.locked %}
    {% if not loop.first %},{% endif %}
    '{{ target.slug }}': {
      slug: '{{ target.slug }}',
      name: '{{ target.name }}',
      active: true,
      orbit: { a: {{ target.orbit.semimajor or 0 }}, b: {{ target.orbit.semiminor or 0 }} },
      img: '{{ static('img/target/'~target.slug~'_128.png') }}'
    }
{% endfor %}
  },
  parameters: [
{% for p in parameters %}
    {
      id: "{{ p.slug | escapejs }}",
      title: "{{ p.name | escapejs }} ({{ p.units | escapejs }})",
      active: {{ 'true' if p.active else 'false' }},
      unit: "{{ p.units | escapejs }}"
    }{{ ',' if not loop.last }}
{% endfor %}
  ]
};

var sw;
jQuery().ready(function($){
  // Space Weather app itself, handling data downloads and plot draws.
  sw = new SpaceWeather(configuration);
  sw.init();

  // User Interface (except plots' interactivity, such as mouse hovers)
  var parameters = $('#parameters');
  var isLastParameterEnabled = function(parameter_id) {
    var s = 0;
    parameters.find('.parameter[data-ts-slug]').each(function(i,p) {
      if ($(p).hasClass('active')) s++;
    });
    return s < 2;
  };
  var isLastTargetEnabled = function(target_slug) {
    var s = 0;
    $(".targets-filters .target:not(.locked)").each(function(i,p) {
      if ($(p).hasClass('active') && ! $(p).hasClass('loading')) s++;
    });
    return s < 2;
  };
  parameters.find(".parameter").click(function(e){
    var switch_on = ! $(this).hasClass('active');
    var parameter_slug = $(this).attr('data-ts-slug');
    if (switch_on) {
      sw.enableParameter(parameter_slug);
      $(this).addClass('active');
    } else if ( ! isLastParameterEnabled(parameter_slug)) {
      sw.disableParameter(parameter_slug);
      $(this).removeClass('active');
    }
    return false;
  });
  $(".targets-filters .target:not(.locked)").on("click", function(e){
    if ($(this).hasClass('loading')) return false;
    var switch_on = ! $(this).hasClass('active');
    var target_slug = $(this).attr('data-target-slug');
    if (switch_on) {
      sw.enableTarget(target_slug);
      $(this).addClass('active');
    } else if ( ! isLastTargetEnabled(target_slug)) {
      sw.disableTarget(target_slug);
      $(this).removeClass('active');
    }
    return false;
  });
  $('#apply_new_interval').on("click", function(e){
    var started_at = moment($("#started_at").val());
    var stopped_at = moment($("#stopped_at").val());
    sw.resizeDomain(started_at, stopped_at);
    return false;
  });
  $('#download').on("click", function(e){
    var url = sw.buildDownloadUrl();
    console.info("Downloading " + url);
    $.ajax({
      type: 'GET',
      url: url,
      processData: false,
      success: function (data) { window.location = url; },
      error: function (xhr) {
        console.error('Cannot download.', xhr);
        alert("Our apologies, there was an error while downloading.");
      }
    });
    return false;
  });

});
</script>

{#### SAMP ###################################################################}
<script type="text/javascript">
  jQuery().ready(function ($) {
    // Flag to know when a hub is connected or not
    var isConnected = false;

    // Show SAMP button(s) depending on whether the hub is available or not.
    var onHubAvailability = function (isHubRunning) {
      $(".samp").each(function (index, element) {
        if (isHubRunning) {
          isConnected = true;
          $(element).removeClass('disabled mdl-button--disabled');
        } else {
          isConnected = false;
          $(element).addClass('disabled mdl-button--disabled');
        }
      });
    };

    // Update the document about the presence of any SAMP hub every 10 sec.
    var connector = new samp.Connector("Sender");
    connector.onHubAvailability(onHubAvailability, 10000);
    window.onunload = function () {
      connector.unregister();
    };

    // Clicking on a SAMP button sends the CDF file to the connected hub.
    $("#samp").click(function (event) {
      event.stopPropagation();
      if ($(this).hasClass('disabled')) { return; }
      // pitfall : connector.connection is ALWAYS undefined here
      if ( ! isConnected) {  // so we use a bool flag instead
        alert("We do not detect any connected SAMP hub.\n" +
            "Wait some more, or try refreshing this page?");
        return;
      }
      var name = sw.buildSampName();
      var url = sw.buildSampUrl();
      console.info("Trying to activate SAMP…", name, url);
      connector.runWithConnection(function (connection) {
        var msg = new samp.Message("table.load.cdf", {
          "name": name,
          "url": url // absolute URL required
        });
        connection.notifyAll([msg]);
      }, function (error) {
        var msg = 'Error: ' + error;
        console.error(msg);
        alert(msg);  // let's yell at the user as well
      });
    });
  });
</script>
{% endblock %}