makeStatusIndicator.js

function makeStatusIndicator(loan_id){
  // this function executes the Kiva API query for a particular loan id, feeds the result through
  // the actionable model, and returns a green light or red light icon depending on the result.
  
  // create DOM object for icon
  var img = $('<img class="indicator">') ;
  
  // Kiva API call
  var url = "http://api.kivaws.org/v1/loans/" + loan_id + ".json" ;
  $.get(url,function(data){
    // pass response to actionable model
    var data = data.loans[0] ;
    var status = predictStatus(data.funded_amount,data.location.country,data.loan_amount,data.sector) ;
    
    // create the indicator. use chrome.extension.getURL to resolve path to image resource
    if (status == "paid"){
      img.attr("src",chrome.extension.getURL("images/green_light.png")) ;
    }else{
      img.attr("src",chrome.extension.getURL("images/red_light.png")) ;
    }
    img.attr("title","The predicted status for this loan is: " + status.toUpperCase()) ;
  })
  return img ;
}