var markerOptions = new Object();
markerOptions.icon = new GIcon();
markerOptions.icon.image = "images/marker.png";
markerOptions.icon.iconSize = new GSize(20, 20);
markerOptions.icon.iconAnchor = new GPoint(10, 10);
markerOptions.icon.infoWindowAnchor = new GPoint(10, 10);
markerOptions.icon.infoShadowAnchor = new GPoint(11, 11);

var zoomMarkerOptions = new Object();
zoomMarkerOptions.icon = new GIcon();
zoomMarkerOptions.icon.iconSize = new GSize(30, 30);
zoomMarkerOptions.icon.iconAnchor = new GPoint(15, 15);
zoomMarkerOptions.icon.infoWindowAnchor = new GPoint(15, 15);
zoomMarkerOptions.icon.infoShadowAnchor = new GPoint(16, 16);
zoomMarkerOptions.title = "Default title, edit below";

var filter = "";

var DEFAULT_CLICK_ZOOM = 11;
var textSearch = "";
var openingInfoWindow = false;

function mytrim(str){
    if(!str)
	return "";
    return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
}
 
//var ZOOM_ACCURACY = [ 4, 5, 9, 13, 15, 16, 16, 17 ];
// TODO: test out what values we like
var ZOOM_ACCURACY =   [ 4, 5, 7, 10, 13, 14, 16, 17, 17, 17 ];
function show_address(map, address, state, country, table) {

    var geocoder = new GClientGeocoder();
    var locStr = "";
    if (address && address.length > 0 && address != "Enter your location here")
        locStr = address;
    
    if (state && state.length > 0 && state != "Select State, Province, County, Territory") { 
        if (locStr.length > 0)
            locStr += ", ";
        locStr += state; 
    }
    if (country && country.length > 0 && country != "Select Country") { 
        if (locStr.length > 0)
            locStr += ", ";
        locStr += country; 
    }

    filter = document.getElementById("filter").value;
    
    if(locStr){
        geocoder.getLocations(locStr, 
          function(result)
	  {
	      if (result.Status.code == G_GEO_SUCCESS) {
		  if(result.Placemark.length == 1){
		      var lat = result.Placemark[0].Point.coordinates[1];
		      var lng = result.Placemark[0].Point.coordinates[0];
		      
		      var point;
		      var zoom;

		      if(!(point = getSpecialCaseCenter(locStr)))
			  point = new GLatLng(lat,lng);
		      if(!(zoom = getSpecialCaseZoom(locStr)))
			  zoom = ZOOM_ACCURACY[result.Placemark[0].AddressDetails.Accuracy];
		      
		      map.setCenter(point, zoom);
		      // debug
		      //qc.showStatusMsg("Location: " + locStr + ", zoom: " + zoom);
		  }
		  else{
		      var pickerText = "Multiple results were found, please pick one:<br/>";
		      for(i=0; i<result.Placemark.length; i++){
			  pickerText += "<a href='?address="+
			      result.Placemark[i].address+"'>"+
			      result.Placemark[i].address+"</a><br/>";
		      }
		      qc.showStatusMsg(pickerText);
		      // debug
		      //qc.showStatusMsg(pickerText + "Location: " + locStr);
		      //map.openInfoWindowHtml(map.getCenter(), pickerText);
		  }


	      } else {
		  alert(locStr + " not found");
	      }
	  });
    }
    else if(filter){
        move_it(map, table);
    }
}

function createElem(opt_className, opt_html, opt_tagName) {
  var tag = opt_tagName||"div";
  var elem = document.createElement(tag);
  if (opt_html) elem.innerHTML = opt_html;
  if (opt_className) elem.className = opt_className;
  return elem;
}


function addToSideBar(marker, title, expanded){
  var label = createElem("sidebar-entry-title", title + (expanded ? '<span class=\'asterisk\'>*</span>' : ''), "a");
  label.href = "#";
  label.onclick = function(){GEvent.trigger(marker,'click'); return false};//x-browser
  my_results.appendChild(label);
  GEvent.addListener(marker,'click',function(){label.focus(); return false});

}
function clearSideBar(){
  while (my_results.firstChild) {
    my_results.removeChild(my_results.firstChild);
  }
}


function createMarker(map, lat, lon, html, title) {
    markerOptions.title = title;
    var marker = new GMarker(new GLatLng(lat, lon), markerOptions);
    GEvent.addListener(marker, "click", function() {
	    openingInfoWindow = true;
	    var options = new Object();
	    options.maxWidth = "450";
	    marker.openInfoWindowHtml(html, options);
    });
    map.addOverlay(marker);
    return marker;
}

function createZoomMarker(map, numResults, table) {
    var msg = "";

    if(numResults){
        zoomMarkerOptions.title = "Click on the + to zoom in";
        zoomMarkerOptions.icon.image = "images/zoom.png";
        zoomMarker = new GMarker(map.getCenter(), zoomMarkerOptions);
        GEvent.addListener(zoomMarker, "click", function() { map.zoomIn(); });
	
	msg = "Please zoom in, or choose some search criteria;"+
	    "<br />there are too many results ";
	if(map.getZoom() > 5)
	    msg += "(" + numResults + ") ";
	msg += "to display";
    }
    else{
        zoomMarkerOptions.title = "Click on the - to zoom out";
        zoomMarkerOptions.icon.image = "images/zoomout.png";
        zoomMarker = new GMarker(map.getCenter(), zoomMarkerOptions);
        GEvent.addListener(zoomMarker, "click", function(){ map.zoomOut(); });
    
        msg = "No results found.<br/>Please zoom out or change your search criteria.<br/>";
        if(table == "seekfind"){
            msg += "<a href='http://www.sdiworld.org/become_a_member.html'>Add your own listing</a>";
        }
        else if(table == "regevents"){
            msg += "<br/>If you are a current member and would like to add a retreat or event, please fill out <a href='http://www.sdiworld.org/levynal4gfu7gnjw1rtwiq'>this form</a>.";
        }
        else if(table == "programs"){
            msg += "<br/>If you are a current member and would like to add a program, please fill out <a href='http://www.sdiworld.org/enrichment_formation_and_training_programs.html'>this form</a>.";
        }
        else if(table == "retreats"){
            msg += "<br/>If you are a current member and would like to add a retreat center, please fill out <a href='http://sdiworld.org/retreat_centers.html'>this form</a>.";
        }
    }

    qc.showStatusMsg(msg);

    map.addOverlay(zoomMarker);
//  zoomMarker.openInfoWindowHtml(msg); // the openinfowindow conflicts with the new gcontrol element?
}

function showTextResult(marker, title, info, expanded){
  addToSideBar(marker, title, info, expanded);
}


function after_move(dyn_js, http_status) {
    if(http_status == 200){
        eval(dyn_js);
    }
    else{
	// if http_status == 0, probably the person is exiting the page
	if(http_status){
	    alert("Error: bad response from server (" + http_status + ")");
	}
    }
}

function move_it(map, table) {
    filter = document.getElementById("filter").value;
    if(openingInfoWindow == false){
	map.clearOverlays();
        var bounds = map.getBounds();
        var params = 
            'lon1=' + bounds.getSouthWest().lng() + 
            '&lat1=' + bounds.getSouthWest().lat() +
            '&lon2=' + bounds.getNorthEast().lng() +
            '&lat2=' + bounds.getNorthEast().lat() +
            '&zoom=' + map.getZoom() +
            '&t=' + table +
            '&filter=' + filter;
        new GDownloadUrl("js_gen.php?" + params, after_move);
    }
    openingInfoWindow = false;
}

function selectZoomCenter(zoom){
    if(zoom){
	document.getElementById('zoom').disabled = false; 
	document.getElementById('lat').disabled = true;
	document.getElementById('lng').disabled = true;
    }
    else{
	document.getElementById('zoom').disabled = true; 
	document.getElementById('lat').disabled = false;
	document.getElementById('lng').disabled = false;
    }
}

function admin_click(map, table, click_latlng, marker_latlng) {
  if(!click_latlng && !marker_latlng)
    return;
  if(!click_latlng)
      click_latlng = "";
  if(!marker_latlng)
      marker_latlng = "";

  var admininfo = document.getElementById("admininfo");
  if(admininfo){
      var address = document.getElementById("address").value;
      // try to guess city/state/country for them
      address = address.split(",");
      city = address[0];
      state = address[1];
      country = address[2];
      if(!country)
	  country = "united states";

      city = mytrim(city);
      state = mytrim(state);
      country = mytrim(country);

      formdata = "Use full names (e.g. Pennsylvania, not PA; capitalization is not important)";
      formdata += "<form method='POST' action='admin.php'>" + 
	  "City: <input type='text' name='city' value='" + city + "' /><br/>" + 
	  "State: <input type='text' name='state' value='" + state + "' /><br/>" + 
	  "Country: <input type='text' name='country' value='" + country + "' /><br/>";

      formdata += "<input type='radio' name='zoomcenter' value='1' checked='checked' onclick='selectZoomCenter(true);' /> ";

      formdata += "Zoom: <input type='text' id='zoom' name='zoom' value='" + map.getZoom() + "' /><br/>";

      formdata += "<input type='radio' name='zoomcenter' value='0' onclick='selectZoomCenter(false);' />";
      if(click_latlng){
	  formdata += "Click: <input type='text' id='lat' name='lat' size='7' value='" + 
	      click_latlng.lat() + "' />" + 
	      " <input type='text' id='lng' name='lng' size='7' value='" + click_latlng.lng() + "' /><br/>";
      }
      else if(marker_latlng){
	  formdata += "Marker: <input type='text' id='lat' name='lat' size='7' value='" + 
	      marker_latlng.lat() + "' />" + 
	      " <input type='text' id='lng' name='lng' size='7' value='" + marker_latlng.lng() + "' /><br/>";
      }
      formdata += "<input type='hidden' name='map' value='"+table+"' />" +
	  "Check the above values and then: <input type='submit' value='Update' /1>" + 
	  "</form>";

      admininfo.innerHTML = formdata;
      selectZoomCenter(true);
  }
}


function do_search(map, table){
    map.clearOverlays();
    show_address(map,
                 document.getElementById("address").value,
                 getBoxSelectedText(document.getElementById("state")),
                 getBoxSelectedText(document.getElementById("country")),
                 table);
}


function dump(arr,level) {
    var dumped_text = "";
    if(!level) level = 0;
    
    if(level == 5)
	return "too much depth...";

        //The padding given at the beginning of the line.
    var level_padding = "";
    for(var j=0;j<level+1;j++) level_padding += "    ";
    
    if(typeof(arr) == 'object') { //Array/Hashes/Objects 
        for(var item in arr) {
            var value = arr[item];
            
            if(typeof(value) == 'object') { //If it is an array,
                dumped_text += level_padding + "'" + item + "' ...\n";
                dumped_text += dump(value,level+1);
            } else {
                dumped_text += level_padding + "'" + item + "' => \"" + value + "\"\n";
            }
        }
    } else { //Stings/Chars/Numbers etc.
        dumped_text = "===>"+arr+"<===("+typeof(arr)+")";
    }
    return dumped_text;
}