{% 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) -%}
    <img width="64px" height="64px"
         src="{{ static('img/target/'~target.slug~'_128.png') }}"
         title="{{ target.title }}"
         alt="{{ target.name }}"

         class="target {{ target.slug }} {{ 'locked' if target.locked else 'active' }}"

         data-target-slug="{{ target.slug }}"
    >
{%- 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">

      {# todo: generate this from config #}

      <a class="mdl-navigation__link parameter active" data-ts-slug="pdyn" href="#">Dynamic Pressure</a>
      <a class="mdl-navigation__link parameter" data-ts-slug="magn" href="#">B Tangential</a>
      <a class="mdl-navigation__link parameter" data-ts-slug="vlen" href="#">Velocity</a>
      <a class="mdl-navigation__link parameter" data-ts-slug="temp" href="#">Temperature</a>
      <a class="mdl-navigation__link parameter" data-ts-slug="dens" href="#">Density</a>

      <a class="mdl-navigation__link parameter" data-ts-slug="angl" href="#">Angle Target-Sun-Earth</a>

    </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">
        <section id="orbits"></section>

        <button id="download" class="mdl-button mdl-button--raised mdl-button--primary"
                title="Download the CSV raw data for each target in a tarball.">
          Download
        </button>

      </div>
      <div class="mdl-cell mdl-cell--8-col">

        <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 %}

{% block styles %}
  <style>

    html, body {

{#      background-color: #322e3f;#}
{#      color: #e3e3e3;#}

    }

    .mdl-layout__drawer > .mdl-layout-title {
      padding-left: 30px;
    }

    #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: up 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 up {
      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;
    }

    #download {
      display: block;
      margin: 3em auto;
    }

    #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: 3px;
    }
    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;

    }

    .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: spin;
        -webkit-animation-duration: 4000ms;
        -webkit-animation-iteration-count: infinite;
        -webkit-animation-timing-function: linear;
        -moz-animation-name: spin;
        -moz-animation-duration: 4000ms;
        -moz-animation-iteration-count: infinite;
        -moz-animation-timing-function: linear;
        -ms-animation-name: spin;
        -ms-animation-duration: 4000ms;
        -ms-animation-iteration-count: infinite;
        -ms-animation-timing-function: linear;
        animation-name: spin;
        animation-duration: 4000ms;
        animation-iteration-count: infinite;
        animation-timing-function: linear;
    }

{#    #orbits {#}

{#      background-image: url('{{ static('img/orbitals_background.png') }}');#}
{#      background-repeat: repeat;#}
{#      background-size: 42%;#}

{#    }#}

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

  #time_series svg {
    cursor: crosshair;
  }

  </style>
{% endblock %}

{% 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/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>.tar.gz"

  },

  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 }}, b: {{ target.orbit.semiminor }} },
      img: '{{ static('img/target/'~target.slug~'_128.png') }}'

    }

{% endfor %}

  },

{# todo @Nicolas Define -somehow- error margins of each parameter ? #}
{# todo: generate this from config #}

  parameters : [
    {
      id: 'pdyn',

      title: "Dyn. Pressure (nPa)",

      active: true,

      unit: "nPa"

    },
    {
      id: 'magn',

      title: "Magnetism (nT)",

      active: false,

      unit: "nT"

    },
    {
      id: 'vlen',

      title: "Velocity (km/s)",

      active: false,

      unit: "km/s"

    },
    {
      id: 'temp',

      title: "Temperature (K)",

      active: false,

      unit: "K"

    },
    {
      id: 'dens',

      title: "Density N (cm⁻³)",

      active: false,

      unit: "cm⁻³"

    },
    {
      id: 'angl',

      title: "Angle T-S-E (deg)",

      active: false,

      unit: "deg"

    }
  ]

};

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();
    $.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>

{% endblock %}