$(document).ready(function() {
  $("#cost").addClass("empty");

  $("#embed").live("click", function(){
    $("#calc h1").html($("#embed-code h1").html());
    $("#calc #cost").html($("#embed-code #code").html());
    $("#calc h2").html($("#embed-code h2").html());
    $("#calc").addClass("embed");
  });

  $("#show-calc").live("click", function(){
    $("#calc h1").html($("#calc-result h1").html());
    $("#calc #cost").html($("#calc-result .cost").html());
    $("#calc h2").html($("#calc-result h2").html());
    $("#calc").removeClass("embed");
  });

  $("textarea").live("click", function() {
    $(this).select();
  });

  $("#age").click(function() {
    if( $(this).val() == "Your Age" ) $(this).val("");
    });

  $("#age").blur(function() {
    if( $(this).val() === "" ) $(this).val("Your Age");
    });

    $("input, select").change(function() {
        if( valid_fields() ) {
      $("#cost").removeClass("empty");
      $("#cost").addClass("filled");

      $("#cost").fadeOut("slow", function() {
        $("#cost").html( update_cost() );
        addthis_share.templates.twitter = "If Romney wins, birth control will cost me "+$("#cost").text()+"! Find out how much your costs would go up. {{url}} #election2012 #VoteObama";
        $("#cost").fadeIn();
      });
        } else {
      $("#cost").removeClass("filled");
      $("#cost").addClass("empty");
      $("#cost").html("<div class='results cf'><div class='dollar'>$</div><div class='q'>?</div><div class='q'>?</div><div class='q'>?</div><div class='q'>?</div><div class='q'>?</div></div>");
        addthis_share.templates.twitter =   "If Romney wins, birth control will cost me more! Find out how much your costs would go up. {{url}} #election2012 #VoteObama";
        }

    $("#calc-result .cost").html($("#cost").html());

    });

  data = {
    "pill"          : { "insured" : 215.00,  "uninsured" : 1210.00, "interval"  : 1   },
    "iuds"          : { "insured" : 500.00,  "uninsured" : 1000.00, "interval"  : 7.5 },
    "implanon"      : { "insured" : 500.00,  "uninsured" : 1100.00, "interval"  : 3   },
        "injections"    : { "insured" : 195.00,  "uninsured" : 590.00,  "interval"  : 1   },
        "patch"         : { "insured" : 215.00,  "uninsured" : 1210.00, "interval"  : 1   },
        "ring"          : { "insured" : 215.00,  "uninsured" : 1210.00, "interval"  : 1   },
        "sterilization" : { "insured" : 1500.00, "uninsured" : 6000.00, "interval"  : 61  }
  };

    function update_cost() {

      // User input
      age       = parseInt($("#age").val());
      method    = $("#method").val();
      insurance = $("#insurance").val();

            // Calculations
      base_cost  = data[method][insurance];
            total_cost = base_cost;

      for (i = age; i < 59; i+= data[method]["interval"]) {
                inflation = Math.pow(1.03, data[method]["interval"]);
                base_cost *= inflation;
                total_cost += base_cost;
      }

            return "$"+commify(Math.round(total_cost));
    }

  function valid_fields() {
    if( ( parseInt($("#age").val()) < 18 ) || ( parseInt($("#age").val()) > 60 ) ) {
      $("#error").text("Please select an age between 18 and 60.");
      return false;
    }
    if( $("#method").val() === "" ) return false;
    if( $("#insurance").val() === "" ) return false;
    if( ( $("#age").val() === "" ) ) return false;
    $("#error").text("");
    return true;
  }

  function commify(num) {
    num += '';
    x = num.split('.');
    x1 = x[0];
    x2 = x.length > 1 ? '.' + x[1] : '';
    var rgx = /(\d+)(\d{3})/;

    while (rgx.test(x1)) {
      x1 = x1.replace(rgx, '$1' + ',' + '$2');
    }

    return x1 + x2;
  }

  $("#show-calc").click();
});