AppStateESS/homestead

<script type="text/javascript" src="mod/hms/javascript/jquery.selectboxes.js"></script>

<script type="text/javascript">

$(document).ready(function(){

    if($('#phpws_form_use_bed').val() == "false"){
        $('#phpws_form_floor').attr('disabled', true);
        $('#phpws_form_room').attr('disabled', true);
        $('#phpws_form_bed').attr('disabled', true);
    }

    // Set event listeners
    $("#phpws_form_residence_hall").bind("change", handleHallChange);
    $("#phpws_form_floor").bind("change", handleFloorChange);
    $("#phpws_form_room").bind("change", handleRoomChange);
    $("#phpws_form_bed").bind("change", handleBedChange);

});

</script>

<script type="text/javascript">
//<![CDATA[

var res_hall_drop   = '#phpws_form_residence_hall';
var floor_drop      = '#phpws_form_floor';
var room_drop       = '#phpws_form_room';
var bed_drop        = '#phpws_form_bed';

var bedDropShown = false;

function showBedDrop()
{
    bedDropShown = true;

    $('#link_row').hide();
    $('#bed_row').show();

    $('#phpws_form_use_bed').val("true");
}

function handleHallChange()
{
  // Reset and disable all the lower-order drop downs
  setOptions(floor_drop, {});
  setOptions(room_drop, {});
  setOptions(bed_drop, {});
  $(floor_drop).attr('disabled', true);
  $(room_drop).attr('disabled', true);
  $(bed_drop).attr('disabled', true);

  // Get the selected value
  var hallId = $('#phpws_form_residence_hall').val();

  // the default value is selected
  if(hallId == 0){
      // alert('default selected');
      return;
  }

  // Set the floor drop down to "loading", show the loading animation
  setOptions(floor_drop, {'0': 'Loading...'});
  $("#loading_img").show();

    var request = $.ajax( {
    type : "GET",
    url : "index.php",
    dataType : "json",
    data : {
        module : "hms",
        ajax : true,
        action : "AjaxGetFloorsWithVacancies",
        hallId : hallId
    },
    success : function(data, textStatus) {
        handleFloorResponse(data, textStatus);
    },
    error : function(XMLHttpRequest, textStatus, errorThrown) {
        ajaxError(XMLHttpRequest, textStatus, errorThrown);
    }
});
}

function handleFloorResponse(data, textStatus){
    $("#loading_img").hide();
    $(floor_drop).attr('disabled', false);
    setOptions(floor_drop, data);
}

function handleFloorChange(){
    var floorId = $("#phpws_form_floor").val();

    setOptions(room_drop,{});
    setOptions(bed_drop,{});
    $(room_drop).attr('disabled', true);
    $(bed_drop).attr('disabled', true);

    if(floorId == 0){
        return;
    }

    // Set the floor drop down to "loading", show the loading animation
     setOptions(room_drop, {'0': 'Loading...'});
     $("#loading_img").show();
    var request = $.ajax( {
        type : "GET",
        url : "index.php",
        dataType : "json",
        data : {
            module : "hms",
            ajax : true,
            action : "AjaxGetRoomsWithVacancies",
            floorId : floorId
        },
        success : function(data, textStatus) {
            handleRoomResponse(data, textStatus);
        },
        error : function(XMLHttpRequest, textStatus, errorThrown) {
            ajaxError(XMLHttpRequest, textStatus, errorThrown);
        }
    });
}

function handleRoomResponse(data, textStatus)
{
    $("#loading_img").hide();
    $(room_drop).attr('disabled', false);
    setOptions(room_drop, data);
}

function handleRoomChange()
{
    var roomId = $('#phpws_form_room').val();

    setOptions(bed_drop,{});
    $(bed_drop).attr('disabled', true);

    if(roomId == 0){
        return;
    }

    // Set the floor drop down to "loading", show the loading animation
    setOptions(bed_drop, {'0': 'Loading...'});
    $("#loading_img").show();

    var request = $.ajax( {
        type : "GET",
        url : "index.php",
        dataType : "json",
        data : {
            module : "hms",
            ajax : true,
            action : "AjaxGetBedsWithVacancies",
            roomId : roomId
        },
        success : function(data, textStatus) {
            handleBedResponse(data, textStatus);
        },
        error : function(XMLHttpRequest, textStatus, errorThrown) {
            ajaxError(XMLHttpRequest, textStatus, errorThrown);
        }
    });
}

function handleBedResponse(data, textStatus)
{
    $("#loading_img").hide();
    $(bed_drop).attr('disabled', false);
    setOptions(bed_drop, data);
}

function handleBedChange()
{
    var bedId = $('#phpws_form_bed').val();

    if(bedId == 0){
        $('#phpws_form_submit_button').attr('disabled', true);
    }else{
        $('#phpws_form_submit_button').attr('disabled', false);
    }
}

function setOptions(elementId, options)
{
     $(elementId).empty();
     $(elementId).addOption(options);
     $(elementId).selectOptions("", true);
}

function ajaxError(XMLHttpRequest, textStatus, errorThrown)
{
    alert('Ajax error: ' + textStatus);
}
//]]>
</script>