/***
 * title:            Concert Co-Op - Austin Show Finder
 * site:             www.concertcoop.com
 * file:             java-austin-finder.js
 * primary author:   Operative C
 * email:            operativec@thenumbersstation.com
 * secondary author: Junichi Furukawa
 * email:            junichi@thenumbersstation.com
 *
 * All contents copyright 2008 The Numbers Station LLC, all rights reserved.
 * User access subject to The Concert Co-Op(TM) Site Terms of Use, available at http://www.concertcoop.com/terms.php
 ***/

// Process Service Location
function fetchSchedule( div, day ){ 
  var data = eval( {"header":{"url":"http:\/\/austin.concertcoop.com\/","metro":"Austin Texas","image":"http:\/\/www.concertcoop.com\/Images\/widgets\/austin\/austin_texas_header.gif"},"metro_root":"http:\/\/austin.concertcoop.com\/","date_array":[{"name":"Today","value":"2010-07-31"},{"name":"Tomorrow (Sun)","value":"2010-08-01"},{"name":"Aug 2 (Mon)","value":"2010-08-02"},{"name":"Aug 3 (Tue)","value":"2010-08-03"},{"name":"Aug 4 (Wed)","value":"2010-08-04"},{"name":"Aug 5 (Thu)","value":"2010-08-05"},{"name":"Aug 6 (Fri)","value":"2010-08-06"}],"location_array":[{"name":"North","id":"north","self_link":"http:\/\/austin.concertcoop.com\/north","checked":false},{"name":"UT\/Central","self_link":"http:\/\/austin.concertcoop.com\/central","id":"central","checked":false},{"name":"Downtown","self_link":"http:\/\/austin.concertcoop.com\/downtown","id":"downtown","checked":true},{"name":"South","self_link":"http:\/\/austin.concertcoop.com\/south","id":"south","checked":false},{"name":"All","id":0,"checked":false}],"genre_array":[{"name":"Rock","id":19,"checked":true},{"name":"Country","id":4,"checked":true},{"name":"Folk","id":8,"checked":true},{"name":"Hip Hop","id":10,"checked":false},{"name":"Pop","id":14,"checked":false},{"name":"Dance","id":5,"checked":false},{"name":"All","id":0,"checked":false}],"map":{"prefix":"http:\/\/www.concertcoop.com\/Images\/widgets\/austin\/austin_texas_map_","height":"240","url":"http:\/\/www.concertcoop.com\/Images\/widgets\/austin\/austin_texas_map_4.gif"}} );
  parseResponse( data, div, day );
}

// Build table
function parseResponse( data, div, day ) {
  var obj = document.getElementById( div );
  
  // Create ouput table
  var form = document.createElement("form");
  form.setAttribute( "action", data.metro_root );
  form.setAttribute( "method", 'get' );

  var table = document.createElement("table");
  var tbody = document.createElement("tbody");
  form.appendChild(table);
  table.appendChild(tbody);
  
  table.cellPadding = "0";
  table.cellSpacing = "0";
  
  // ADD HEADER ROW AND INFO
  var headerRow = document.createElement( "tr" );
  var headerData = document.createElement( "td" );
  headerData.className = "coop_header";
  
  // add anchor
  var headLink = document.createElement( "a" );
  if ( data.header.url ){
    headLink.setAttribute( "href", data.header.url );
  }
  else{
    headLink.setAttribute( "href", "http://www.concertcoop.com" );
  }

  // add image... either full header, or some text with the logo
  var headImage = document.createElement( "img" );
  if ( data.header.image ) {
    headImage.setAttribute( "src", data.header.image );
    headImage.setAttribute( "alt", data.header.metro + " Live Music Finder by Concert Co-Op" );
  }
  else {
    headImage.setAttribute( "src", "http://www.concertcoop.com/Images/widgets/logo.gif" );
    headImage.setAttribute( "alt", "by Concert Co-Op" );
    var headTitle = document.createElement( "div" );
    headTitle.appendChild( document.createTextNode( data.header.metro ) );
    headTitle.appendChild( document.createElement( "br" ) );
    headTitle.appendChild( document.createTextNode( "Live Music Finder" ) );
    headLink.appendChild( headTitle );
  }
  headLink.appendChild( headImage );
  headerData.appendChild( headLink );

  headerRow.appendChild( headerData );
  tbody.appendChild( headerRow );


  // ADD SPONSOR ROW AND INFO
  if ( data.sponsor ) {
    var sponsorRow = document.createElement( "tr" );
    var sponsorData = document.createElement( "td" );
    sponsorData.className = "coop_sponsor";

    // add anchor
    var sponsorLink = document.createElement( "a" );
    if ( data.sponsor.url )
      sponsorLink.setAttribute( "href", data.sponsor.url );
    else
      sponsorLink.setAttribute( "href", "#" );

    // add image
    if ( data.sponsor.image ) {
      var sponsorImage = document.createElement( "img" );
      sponsorImage.setAttribute( "src", data.sponsor.image );
      sponsorImage.setAttribute( "alt", data.sponsor.text );
      sponsorLink.appendChild( sponsorImage );
    }
    else {
      var sponsorText = document.createElement( "div" );
      sponsorText.appendChild( document.createTextNode( data.sponsor.text ) );
      sponsorLink.appendChild( sponsorText );
    }
    
    sponsorData.appendChild( sponsorLink );
    sponsorRow.appendChild( sponsorData );
    tbody.appendChild( sponsorRow );
  }


  // ADD AD ROW AND INFO
  if ( data.ad ) {
    var adRow = document.createElement( "tr" );
    var adData = document.createElement( "td" );
    adData.className = "coop_ad";

    // add anchor
    var adLink = document.createElement( "a" );
    if ( data.ad.url )
      adLink.setAttribute( "href", data.ad.url );
    else
      adLink.setAttribute( "href", "#" );

    // add image
    if ( data.ad.image ) {
      var adImage = document.createElement( "img" );
      adImage.setAttribute( "src", data.ad.image );
      adLink.appendChild( adImage );
    }

    // add text
    if ( data.ad.text ) {
      var adText = document.createElement( "div" );
      adText.appendChild( document.createTextNode( data.ad.text ) );
      adLink.appendChild( adText );
    }

    adData.appendChild( adLink );
    adRow.appendChild( adData );
    tbody.appendChild( adRow );
  }


  // ADD DATE ROW
  var dateRow = document.createElement( "tr" );
  var dateData = document.createElement( "td" );
  dateData.className = "coop_date";
  
  var dateHeader = document.createElement( "span" );
  dateHeader.appendChild( document.createTextNode("When?") );
  dateData.appendChild( dateHeader );

  var date_box = document.createElement( "select" );
  // date_box.setAttribute( "type", "text" );
  date_box.id   = "filter_dates_select";
  date_box.name = "filter_dates[]";

  for ( var i=0; i < data.date_array.length; i++ ){
    var date_option = data.date_array[i];
    
    var date_ele = document.createElement( "option" );
    date_ele.setAttribute( "value", date_option.value );
    if (date_option.selected)
      date_ele.setAttribute( "selected", "selected" );
    date_ele.appendChild( document.createTextNode( date_option.name ) );
    date_box.appendChild( date_ele );
  }

  dateData.appendChild( date_box );
  dateData.appendChild( document.createTextNode(" ") );
  var dateLabel = document.createElement( "label" );
  dateLabel.setAttribute( "for", "filter_dates_select" );
  dateLabel.appendChild( document.createTextNode( "Date" ) );
  dateData.appendChild( dateLabel );
  dateData.appendChild( document.createElement("br") );

  dateRow.appendChild( dateData );
  tbody.appendChild( dateRow );


  // ADD LOCATION ROW
  if ( data.location_array[0] ) {
    var locationRow = document.createElement( "tr" );
    var locationData = document.createElement( "td" );
    locationData.className = "coop_location";
    locationData.style.backgroundImage = "url("+data.map.url+")"; 
    locationData.style.height = data.map.height + "px";
    locationData.setAttribute( "map_prefix", data.map.prefix );
  
    var locationHeader = document.createElement( "span" );
    locationHeader.appendChild( document.createTextNode("Where?") );
    locationData.appendChild( locationHeader );
    locationData.appendChild( document.createElement("br") );

    for( var i=0; i < data.location_array.length; i++ ){
      var location_input = data.location_array[i];
      var location_ele = document.createElement( "input" );
      location_ele.name="filter_neighborhoods[]";
      location_ele.setAttribute( "type", "checkbox" );
      location_ele.id = "coop_location_"+i;
      location_ele.setAttribute( "value", location_input.id );
      location_ele.setAttribute( "onclick", "coopCheck(this,1);");
      if ( location_input.checked ) {
	location_ele.setAttribute( "checked", "checked" );
	if ( i == data.location_array.length - 1 ){
	  location_ele.setAttribute( "prev", 1 );
	}
	else{
	  location_ele.setAttribute( "default_val", 1 );
	}
      }
      else if( i == data.location_array.length - 1 ){
	location_ele.setAttribute( "prev", 0 );
      }

      locationData.appendChild( location_ele );
      locationData.appendChild( document.createTextNode(" ") );
      var location_label = document.createElement( "label" );
      location_label.setAttribute( "for", "coop_location_"+i );
      location_label.appendChild( document.createTextNode( location_input.name ) );
      locationData.appendChild( location_label );
      locationData.appendChild( document.createElement("br") );
    }

    locationRow.appendChild( locationData );
    tbody.appendChild( locationRow );
  }


  // ADD GENRE ROW
  if ( data.genre_array[0] ) {
    var genreRow = document.createElement( "tr" );
    var genreData = document.createElement( "td" );
    if ( data.location_array[0] )
      genreData.className = "coop_genre";
    else
      genreData.className = "coop_genre alt";
      
    var genreHeader = document.createElement( "span" );
    genreHeader.appendChild( document.createTextNode("What types of music?") );
    genreData.appendChild( genreHeader );
    genreData.appendChild( document.createElement("br") );

    for( var i=0; i < data.genre_array.length; i++ ){
      var genre_input = data.genre_array[i];
      var genre_ele = document.createElement( "input" );
      genre_ele.name = "filter_genre[]";
      genre_ele.setAttribute( "type", "checkbox" );
      genre_ele.setAttribute( "value", genre_input.id );
      genre_ele.id = "coop_genre_"+i;
      genre_ele.setAttribute( "onclick", "coopCheck(this);");
      
      if( genre_input.checked ) {
	genre_ele.setAttribute( "checked", "checked" );
	if( i == data.genre_array.length - 1 )
	  genre_ele.setAttribute( "prev", 1 );
	else{
	  genre_ele.setAttribute( "default_val", 1 );
	}
      }
      else if( i == data.genre_array.length - 1 ){
	genre_ele.setAttribute( "prev", 0 );
      }
      genreData.appendChild( genre_ele );
      genreData.appendChild( document.createTextNode(" ") );
      var genre_label = document.createElement( "label" );
      genre_label.setAttribute( "for", "coop_genre_"+i );
      genre_label.appendChild( document.createTextNode( genre_input.name ) );
      genreData.appendChild( genre_label );
      genreData.appendChild( document.createElement("br") );
    }
 
    genreRow.appendChild( genreData );
    tbody.appendChild( genreRow );
  }


  // ADD SUBMIT ROW TO TABLE
  var submitRow = document.createElement( "tr" );
  var submitData = document.createElement( "td" );
  submitData.className = "coop_submit";
  
  var submitButton = document.createElement( "input" );
  submitButton.setAttribute( "type", "submit" );
  // submitButton.setAttribute( "name", "coop_submit" );
  submitButton.id="coop_submit";
  submitButton.setAttribute( "value", "Find Live Music!" );

  submitButton.onclick=function(){
    this.form.target='_blank';
    return true;
  };
  submitData.appendChild( submitButton );

  submitRow.appendChild( submitData );
  tbody.appendChild( submitRow );


  // Add the copyright data to table
  var copyRow = document.createElement( "tr" );
  var nextData = document.createElement( "td" );

  // Copyright data
  var copyData = document.createElement( "td" );
  copyData.className = "coop_copy";
  
  var copyLink = document.createElement( "a" );
  copyLink.setAttribute( "href", "http://www.concertcoop.com/terms.php" );
  copyLink.appendChild( document.createTextNode( "Listing data \2512008 Concert Co-Op" ) );
  copyLink.appendChild( document.createElement( "br" ) );
  copyLink.appendChild( document.createTextNode( "Click for Terms of Use" ) );
  copyData.appendChild( copyLink );
  copyRow.appendChild( copyData );
  tbody.appendChild( copyRow );


  // empty the div
  while( obj.firstChild ) {
    obj.removeChild( obj.firstChild );
  }
  // Replace with table
  obj.appendChild( form );
  
}


function coopCheck(obj, map) {
  var parentEle = obj.parentNode;
  var inputs = parentEle.getElementsByTagName("input");
  var inputs_length = inputs.length;
  var all_box = inputs[inputs_length-1];
  var all_value = 0;
  if ( all_box.checked )
    all_value = 1;
	       
  if ( all_value != all_box.getAttribute("prev") ) {
    all_box.setAttribute("prev", all_value);
    for ( i=0; i<inputs_length-1; i++ )
      if ( all_box.getAttribute("default_val") && !all_value )
	inputs[i].checked = false;
      else if ( all_value || inputs[i].getAttribute("default_val") )
	inputs[i].checked = true;
      else
	inputs[i].checked = false;
  }

  if ( obj.checked != all_box.checked ) {
    all_box.checked = false;
    all_box.setAttribute("prev", 0);
  }

  if ( map ) {
    var map_prefix = parentEle.getAttribute("map_prefix");
    var map_num = 0;
    for ( i=0; i<inputs_length; i++ )
      if ( inputs[i].checked )
	map_num = map_num + Math.pow(2,i);
    parentEle.style.backgroundImage = 
      "url("+ map_prefix + map_num + ".gif)";
  }
}


/// EOF