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path: root/views/predict.haml
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%link{ :href=>"/jsme/jsa.css", :rel=>"stylesheet", :property=>"stylesheet"}
%script{:src=>"/jsme/jsme.nocache.js"}
:javascript
  var HttpClient = function() {
    this.get = function(aUrl, aCallback) {
    var anHttpRequest = new XMLHttpRequest();
    anHttpRequest.onreadystatechange = function() {
    if (anHttpRequest.readyState == 4 && anHttpRequest.status == 200)
      aCallback(anHttpRequest.responseText);
    }
      anHttpRequest.open( "GET", aUrl, true );
      anHttpRequest.send( null );
    }
  };

  $(function() { 
    $('a[data-toggle="tab"]').on('click', function (e) {
      localStorage.setItem('lastTab', $(e.target).attr('href'));
    });
    var lastTab = localStorage.getItem('lastTab');
    if (lastTab) {
      $('a[href="'+lastTab+'"]').click();
    }
  });  
  
  function getInput(){
    identifier = document.getElementById("identifier").value.trim();
    fileselect = document.getElementById("fileselect").value;
    if (fileselect != ""){
      return 1;
    };
    if (identifier != ""){
      return 2;
    };
    return 0;
  };
  function showcircle() {
    switch (getInput()){
      case 0:
        alert("Please draw or insert a chemical structure.");
        return false;
        break;
      case 1:
        if (checkfile() && checkboxes()){
          button = document.getElementById("submit");
          image = document.getElementById("circle");
          button.parentNode.replaceChild(image, button);
          $("img.circle").show();
          return true;
        };
        return false;
        break;
      case 2:
        if (checksmiles() && checkboxes()){
          button = document.getElementById("submit");
          image = document.getElementById("circle");
          button.parentNode.replaceChild(image, button);
          $("img.circle").show();
          return true;
        };
        return false;
        break;
      default: false;
    };
    return false;
  };
  function checkfile() {
    var fileinput = document.getElementById("fileselect");
    if(fileinput.value != "") {
      //TODO check file type is csv
      return true;
    };
    alert("Please select a file (csv).");
    return false;
  };
  function checksmiles () {
    getsmiles();
    if (document.form.identifier.value == "") {
      alert("Please draw or insert a chemical structure.");
      document.form.identifier.focus();
      $("img.circle").hide();
      return false;
    };
    return true;
  };
  function checkboxes () {
    var checked = false;
    $('input[type="checkbox"]').each(function() {
      if ($(this).is(":checked")) {
        checked = true;
      };
    });
    if (checked == false){
      alert("Please select an endpoint.");
      $("img.circle").hide();
      return false;
    };
    return true;
  };
  function jsmeOnLoad() {
    jsmeApplet = new JSApplet.JSME("appletContainer", "380px", "340px", {
      //optional parameters
      "options" : "polarnitro"
    });
  document.JME = jsmeApplet;
  };
  function getsmiles() {
    if (document.JME.smiles() != '') {
      document.form.identifier.value = document.JME.smiles() ;
    };
  };

// whole site content needs to be in one form. Input and checkboxes are proofed by js functions. 
%form{:name => "form", :action => to('/predict'), :method => "post", :enctype => "multipart/form-data", :onsubmit => "return  !!(showcircle())" }
  %fieldset#top.well
    %h2 1. Draw a chemical structure
    #insert
      %label  
      #appletContainer
      %br
      %label{:for => 'identifier'}
        or enter the
        %a{:href => "http://en.wikipedia.org/wiki/Simplified_molecular_input_line_entry_specification", :rel => "external"} SMILES
        string:
      %br
      %input{:type => 'text', :name => 'identifier', :id => 'identifier', :size => '60'}
      %p
      %label{:for=>"fileselect"}
        or upload a CSV file for batch predictions
      %br
      %span.btn.btn-default.btn-file
        %input{:type=>"file", :name=> "fileselect", :id=>"fileselect", :accept=>"text/csv"}

  %fieldset#middle.well
    %h2 2. Select one or more endpoints
    #models
      - @endpoints.each do |endpoint|
        %div{:id=>endpoint.gsub(/\s+/, "_")}
          %h4.head-back=endpoint
          - @models.select{|m| m.endpoint == endpoint}.each do |model|
            %div.row{:id => model.id}
              %span.col-sm-4
                %input{:type => "checkbox", :name => "selection[#{model.id}]", :id => "selection[#{model.species.gsub(/\s+/, "_")}]", :value => true, :disabled => false}
                %label{:for => "selection[#{model.species.gsub(/\s+/, "_")}]"}
                  = model.species
              %span.col-sm-8
                %a.btn.btn-default.btn-xs{:data=>{:toggle=>"collapse"}, :href=>"#details#{model.id}", :onclick=>"load#{model.id}Details('#{model}')", :id => "link#{model.id}", :style=>"font-size:small;"}
                  Details | Validation
                %img.h2{:src=>"/images/wait30trans.gif", :id=>"circle#{model.id}", :class=>"circle#{model.id}", :alt=>"wait", :style=>"display:none;"}
            %div.panel-collapse.collapse{:id=>"details#{model.id}", :style=>"margin-left:1em;"}
            :javascript
              function load#{model.id}Details(model) {
                button = document.getElementById("link#{model.id}");
                image = document.getElementById("circle#{model.id}");
                if ($('modeldetails#{model.id}').length == 0) {
                  $(button).hide();
                  $(image).show();
                  aClient = new HttpClient();
                  aClient.get("#{to("/predict/modeldetails/#{model.id}")}", function(response) {
                    var details = document.createElement("modeldetails#{model.id}");
                    details.innerHTML = response;
                    document.getElementById("details#{model.id}").appendChild(details);
                    $(button).show();
                    $(image).hide();
                    addExternalLinks();
                  });
                }
              }
  %fieldset#bottom.well
    %div.row
      %div.col-md-2
        %h2
          3. Predict
      %div.col-md-10
        %input.btn.btn-warning.h2{ :type => "submit", :id => "submit", :value=>">>", :onclick => "getsmiles()"}
        %img.h2{:src=>"/images/wait30trans.gif", :id=>"circle", :class=>"circle", :alt=>"wait", :style=>"display:none;"}