// aimsGeocode.js
/*
*  JavaScript template file for ArcIMS HTML Viewer
*		dependent on aimsXML.js, ArcIMSparam.js, aimsCommon.js, aimsMap.js,
*		aimsLayers.js, aimsDHTML.js
*		aimsClick.js, aimsNavigation.js
*/

aimsGeocodePresent=true;

var GCLayers = new Array();
var GCLayerId = new Array();
var GCLayerStyle = new Array();
var GCActiveLayer=0;
var GCidCount=0;
var GCid = new Array();
var GClabel = new Array();
var GCdesc = new Array();
var GCvalue = new Array();
var GCpointX = new Array();
var GCpointY = new Array();
var GCpointCount = 0;
var GCscore = new Array();
var GCaddress = new Array();

var GCLayerCount=0;

var SdcGeocodeStyle = "sdcgeocode";
var geocodeAppMode = "locate"; // default mode - other modes (route, address) require RouteServer Extension


if (imsGeocodeURL=="") {
	imsGeocodeURL= imsURL + "&CustomService=Geocode";
}

/*
***************************************************************************************

Geocoding functions 

***************************************************************************************
*/

// set up geocode
function setupGeocode() {
		getGeocodeParams();	
}

// get a list of geocoding layers
function getGeocodeLayers() {
	var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_SERVICE_INFO />\n';
	theString += '</REQUEST>\n</ARCXML>';
	sendToServer(imsGeocodeURL,theString,25);
	
}

// get the parameters for geocoding the layer
function getGeocodeParams() {
	var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_SERVICE_INFO />\n';
	theString += '</REQUEST>\n</ARCXML>';
	var theReply="";
	sendToServer(imsGeocodeURL,theString,26);

}

// write out the geocode XML request
function writeGeocodeXML() {
	var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_GEOCODE maxcandidates="' + maxGeocodeCandidates + '" minscore="' + minGeocodeScore + '">\n';
	theString += '<LAYER id="' + GCLayerId[GCActiveLayer] + '" />';
	theString += '<ADDRESS>\n';
	for (var i=0;i<GCidCount;i++) {
		theString += '<GCTAG id="' + GCid[i] + '" value="' + GCvalue[i] + '"/>\n';
	}
	theString += '</ADDRESS>\n</GET_GEOCODE>\n</REQUEST>\n</ARCXML>\n';
	//alert(theString);
	return theString;
	
}

// parse out geocoding layers
function parseGeocodeLayers(theReply) {
	//alert(theReply);
	var pos = 0;
	var startpos = 0;
	var endpos = 0;
	var lpos = 0;
	var rCount = 0;
	GCLayers.length=1;
	GCLayerCount=0;
	pos = theReply.indexOf("<LAYERINFO",endpos);
	
		
	while (pos!=-1) {
		lpos = theReply.indexOf('name=',pos);
		if (lpos!=-1) {
			
			startpos = lpos + 6;
			endpos = theReply.indexOf(dQuote,startpos);
			GCLayers[GCLayerCount] = theReply.substring(startpos,endpos);
			startpos = theReply.indexOf('id=',endpos);
			if (startpos!=-1) {
				startpos += 4;
				endpos = theReply.indexOf(dQuote,startpos);
				GCLayerId[GCLayerCount] = theReply.substring(startpos,endpos);
			}
			startpos = theReply.indexOf("<GCSTYLE name=",endpos);
			if (startpos!=-1) {
				startpos += 15;
				endpos = theReply.indexOf(dQuote,startpos);
				GCLayerStyle[GCLayerCount] = theReply.substring(startpos,endpos);
				if (GCLayerStyle[GCLayerCount]==SdcGeocodeStyle) rCount++;
				//alert(GCLayerStyle[GCLayerCount]);
				
			}
			GCLayerCount=GCLayerCount+1;
			pos = theReply.indexOf("<LAYERINFO",endpos);

		} else {
			// bypass this for now
			//alert(theReply);
			pos =-1;
		}
	}
	if (rCount==0) {
		//no route extension parameters
		useRoute=false;
		useReverseGeocode=false;
	}
	if (GCLayerCount==0) {
		useGeocode=false;
		useRoute=false;
		useReverseGeocode=false;
	}
	if (parent.ToolFrame!=null) {
		//alert("Refreshing toolbar");
		parent.ToolFrame.document.location= appDir + "toolbar.htm";
	} 
	//alert("useRoute=" + useRoute + "\nuseReverseGeocode=" + useReverseGeocode);
	
}

// parse out the bacic geocode parameters for the layer
function parseGeocodeParams(theReply,theLayer) {
	//alert(theLayer + "\n" + theReply);
	var pos = 0;
	var startpos = 0;
	var endpos = 0;
	var lpos = 0;
	GCid.length=0;
	GClabel.length=0;
	GCdesc.length=0;
	GCidCount=0;
	var theName = 'name="' + theLayer + '"'
	pos = theReply.indexOf(theName,endpos);
	
	if (pos!=-1) {
		//alert(theName + " at " + pos);
		startpos = pos + 17;
		lpos = theReply.indexOf("</LAYERINFO>",startpos);
		startpos = theReply.indexOf("<GCINPUT id=",startpos);
		while ((startpos<lpos) && (startpos!=-1)) {
			
			//if ((startpos<lpos) && (startpos!=-1)){
				//alert(startpos);
				startpos += 13;
				endpos = theReply.indexOf(dQuote,startpos); 
				GCid[GCidCount] = theReply.substring(startpos,endpos);
				startpos = theReply.indexOf("label=",endpos);
				startpos = startpos + 7;
				endpos = theReply.indexOf(dQuote,startpos); 
				GClabel[GCidCount] = theReply.substring(startpos,endpos);
				startpos = theReply.indexOf("description=",endpos);
				startpos += 13;
				endpos = theReply.indexOf(dQuote,startpos); 
				GCdesc[GCidCount] = theReply.substring(startpos,endpos);
				GCidCount=GCidCount+1;
			//}
			startpos = theReply.indexOf("<GCINPUT id=",endpos);
		}
		return true;
	} else {
		return false;
	}

}

// parse out geocode response and display results in table
function parseGeocodeResults(theReply) {
	//alert(theReply);
	GCscore.length=1;

	var pos = theReply.indexOf("<GCCOUNT count=");
	var lpos = 0;
	var startpos = pos + 16;
	var startpos2=0;
	var endpos = theReply.indexOf(dQuote,startpos);
	var fString = theReply.substring(startpos,endpos);
	GCpointCount=parseInt(fString);
	var gcCount=0;
	//alert(GCpointCount);
	if ((pos>0) && (GCpointCount>0)) {
		pos = theReply.indexOf("<FEATURE");
		if (pos!=-1) {
			while (pos!=-1) {
				lpos = theReply.indexOf("<FIELD",pos);
				if (lpos!=-1) {
					//while (lpos!=-1) {
						startpos2 = theReply.indexOf('name="SCORE"',lpos);
						startpos = theReply.indexOf("FIELDVALUE valuestring=",startpos2);
						startpos = startpos + 24;
						endpos = theReply.indexOf(dQuote,startpos);
						GCscore[gcCount] = theReply.substring(startpos,endpos);
						startpos2 = theReply.indexOf('name="ADDRESSFOUND"',lpos);
						startpos = theReply.indexOf("FIELDVALUE valuestring=",startpos2);
						startpos = startpos + 24;
						endpos = theReply.indexOf(dQuote,startpos);
						GCaddress[gcCount] = theReply.substring(startpos,endpos);
						startpos2 = theReply.indexOf('name="SHAPEFIELD"',lpos);
						startpos = theReply.indexOf("<POINT x=",startpos2);
						startpos += 10;
						endpos = theReply.indexOf(dQuote,startpos);
						GCpointX[gcCount] = theReply.substring(startpos,endpos);
						startpos = theReply.indexOf("y=",endpos);
						startpos = startpos + 3;
						endpos = theReply.indexOf(dQuote,startpos);
						GCpointY[gcCount] = theReply.substring(startpos,endpos);
						gcCount++;
					//	lpos = theReply.indexOf("<FIELD",endpos);
					//}
				}
				pos = theReply.indexOf("<FEATURE",endpos);
			}
		}
		if (geocodeAppMode=="locate") {
			showGeocode=true;
			geocodeX=GCpointX[0];
			geocodeY=GCpointY[0];
			geocodeLabel=GCaddress[0];
				
			hideRetrieveData();
			//} else {
			var Win1;
			var theFrame = "parent.MapFrame";
				if ((useExternalWindow) || (!useTextFrame)) {
					Win1 = window.open("","GeocodeWindow","width=575,height=120,scrollbars=yes,resizable=yes");
					theFrame = "opener";
					if (parent.MapFrame!=null) theFrame = "opener.parent.MapFrame";
				} else {
					Win1 = parent.TextFrame;
					Win1.document.open();
				}
				Win1.document.open();
				Win1.document.writeln('<html><meta http-equiv="Content-Type" content="text/html; charset=' + charSet + '"><head><title>' + titleList[6] + '</title></head>');
				Win1.document.writeln('<body LEFTMARGIN=0 onload="window.focus()">');
				Win1.document.writeln('<FONT FACE="Arial" SIZE="-1"><b>' + msgList[57] + '</b>');
				Win1.document.writeln('<table border="1" cellspacing="0" cellpadding="2" nowrap>');
				Win1.document.writeln('<tr><th><FONT FACE="Arial" SIZE="-1">#</font></th><th><FONT FACE="Arial" SIZE="-1">' + msgList[58] + '</font></th><th><FONT FACE="Arial" SIZE="-1">' + msgList[59] + '</th></tr>');
				for (var i=0;i<GCpointCount;i++) {
					Win1.document.writeln('<tr>');
					Win1.document.writeln('<td><FONT FACE="Arial" SIZE="-1"><a href="javascript:' + theFrame + '.zoomToPoint(' + GCpointX[i] + ',' + GCpointY[i] + ',true,\'' + GCaddress[i] + '\')">' + (i+1) + '</a></font></td>');
					Win1.document.writeln('<td><FONT FACE="Arial" SIZE="-1">' + GCaddress[i] + '</font></td>');
					Win1.document.writeln('<td><FONT FACE="Arial" SIZE="-1">' + GCscore[i] + '</font></td>');
					Win1.document.writeln('</tr>');
				}
				Win1.document.writeln('</table><form><input type="button" class=background onclick="document.location=\'' + appDir + 'addmatch.htm\';" value="' + buttonList[1] + '"></form>');
				Win1.document.close();
			//}
			Win1=null;
			//toolMode = 1;
			//if (parent.ToolFrame!=null) parent.ToolFrame.document.location = appDir + "toolbar.htm";
			if (GCpointCount==1) sendMapXML();
			//if (GCpointCount==1) zoomToPoint(GCpointX[0], GCpointY[0], true, geocodeLabel);
		} else if (geocodeAppMode=="route") {
			// requires RouteServer extension
			hideRetrieveData();
			if ( GCpointCount == 1 ) {
				addStop( parseFloat(GCpointX[0]), parseFloat(GCpointY[0]), GCaddress[0], GCaddress[0] );
			} else {
				var url = appDir + "candidates.htm";
				if ((useExternalWindow) || (!useTextFrame)) {
					Win1 = window.open(url,"GeocodeWindow","width=575,height=120,scrollbars=yes,resizable=yes");
				} else {
					parent.TextFrame.document.location = url;
				}
			}
			
		} else if (geocodeAppMode=="address") {
			// requires RouteServer extension
			if (zoomToGCPoint) {
				zoomToGCPoint=false;
				hideRetrieveData();
				zoomToRouteEnvelope(parseFloat(GCpointX[0]), parseFloat(GCpointY[0]),parseFloat(GCpointX[0]), parseFloat(GCpointY[0]));
			} else {
				hideRetrieveData();
				//alert(GCaddress[0]);
				writeRGCresultPage(GCaddress[0]);
			}
		}
	} else {
		//no match
		alert(msgList[60]);
		var url = appDir + "addmatch.htm";
		if ((useExternalWindow) || (!useTextFrame)) {
			Win1 = window.open(url,"GeocodeWindow","width=575,height=120,scrollbars=yes,resizable=yes");
		} else {
			parent.TextFrame.document.location = url;
		}
	}
	
}

