/* temporary old call back handler to pass into new callback handler */
/* will only work when single instance per page */
function cfFinderCallback(data) {
	eval( 'cfFinderCallback' + global_cffinderid.replace( /[^a-z0-9]/g , "" ) + '(data);' );
}
var USE_CLOUD = false;
var global_cffinderid;
document.addEventListener("DOMContentLoaded", function() {
	var _casn_script = document.querySelector( 'script[data-cffinderid]' );
	var casn_theme_global = _casn_script.getAttribute( "data-theme" ) || "";
	if( USE_CLOUD ) {
		var cffinderids = _casn_script.getAttribute( "data-cffinderid" ).split( "," );
		var horid_global_counter = 0;
		for( var tmpf = 0; tmpf < cffinderids.length; tmpf++ ) {
			var cffinderid = cffinderids[ tmpf ];
			global_cffinderid = cffinderid;
			var cfRestPath = "https://d1lxgbsjkcc098.cloudfront.net/" + cffinderid + ".js";
			window[ 'cfFinderCallback' + cffinderid.replace( /[^a-z0-9]/g , "" ) ] = function( data ) { callbackHandle( data , cffinderids[ horid_global_counter++ ] ) };
			var script = document.createElement('script');
			script.src = cfRestPath;
			document.body.appendChild(script);
		}
	} else {
		for( var tmpf = 0; tmpf < CF_Smart_Nav_Data.length; tmpf++ ) {
			callbackHandle( CF_Smart_Nav_Data[ tmpf ] , null );/* this is new enough to always have the Finder.id defined so we do not need to send a hopefuly correct id */
		}
	}
	
	function callbackHandle( data , cffinderid_hopeful ) {
		var FinderModel = data.Finder;
		FinderModel.id = FinderModel.id || cffinderid_hopeful;
		
		setFinderDefaults( FinderModel );
		identifyContainer( FinderModel );
		setTheme( FinderModel , identifyTheme( FinderModel ) );
		addThemeClassName( FinderModel );
		FinderModel.cliSettings.el.innerHTML = getTemplateOrContent( FinderModel );
		FinderModel.cliSettings.elBottom = FinderModel.cliSettings.el.offsetTop + FinderModel.cliSettings.el.offsetHeight;
		connectSmartNavSelects( FinderModel );
	}
	
	/* data modeling */
	function setFinderDefaults( FinderModel ) {
			FinderModel.cliSettings = FinderModel.cliSettings || {};
			FinderModel.theme = FinderModel.theme || {};
			setTheme( FinderModel , casn_theme_global );
			if( ! FinderModel.cliSettings.option1ElementId ) FinderModel.cliSettings.option1ElementId = "program-type";
			//if( ! FinderModel.cliSettings.option1DefaultText ) FinderModel.cliSettings.option1DefaultText = "any type of program";
			if( ! FinderModel.cliSettings.option2ElementId ) FinderModel.cliSettings.option2ElementId = "program-field";
			//if( ! FinderModel.cliSettings.option2DefaultText ) FinderModel.cliSettings.option2DefaultText = "any field";
			return FinderModel;
	}
	function setTheme( FinderModel , name ) {
		FinderModel.theme.name = name;
		FinderModel.theme.idName = name.replace( /\s/g , "-" );
		return FinderModel;
	}
	
	function getTemplateOrContent( FinderModel ) {
		var ret = "";
		if( FinderModel.template && FinderModel.template.indexOf( "text/template" ) === -1 ) {
			/* as is content */
			ret = FinderModel.template;
		} else {
			/* with template(s) */
			if( FinderModel.template ) {
				/* add it to the DOM */
				var tmpDiv = document.createElement( "div" );
				tmpDiv.innerHTML = FinderModel.template;
				document.body.appendChild( tmpDiv );
			}
			ret = getTemplate( FinderModel );
		}
		return ret;
	}
	
	function getTemplate( FinderModel ) {
		var ret;
		if( document.getElementById( "template-" + FinderModel.id ) ) {
			ret = document.getElementById( "template-" + FinderModel.id ).innerHTML;
			/* check for theme template */
			if( FinderModel.theme.idName && document.getElementById( FinderModel.theme.idName + "-template-" + FinderModel.id ) ) {
				ret = document.getElementById( FinderModel.theme.idName + "-template-" + FinderModel.id ).innerHTML;
			}
		} else {
			throw( 'ContentAccess SmartNav Error: <script type="text/template" id="template-' + cffinderid + '"> is missing.' );
		}
		return ret;
	}
	
	/* DOM confgurations */
	function identifyContainer( FinderModel ) {
		if( FinderModel.cliSettings.el ) {
			if( document.getElementById( FinderModel.cliSettings.el ) ) {
				FinderModel.cliSettings.el = document.getElementById( FinderModel.cliSettings.el );
			} else {
				//throw( "CF Pathfinder: specified element " + FinderModel.cliSettings.el + "does not exist" );
				console.log( "CF Pathfinder: specified element with id of \"" + FinderModel.cliSettings.el + "\" does not exist" );
				FinderModel.cliSettings.el = null;
			}
		}
		if( ! FinderModel.cliSettings.el ) {
			FinderModel.cliSettings.el = document.createElement( "div" );
			FinderModel.cliSettings.el.id = "smartNav_" + FinderModel.id;
			document.insertBefore( FinderModel.cliSettings.el , _casn_script );
			FinderModel.cliSettings.el = document.getElementById( "smartNav_" + FinderModel.id );
		}
	}
	
	function identifyTheme( FinderModel ) {
		/* see if the container specifies a theme */
		return FinderModel.cliSettings.el.getAttribute( "data-theme" ) || casn_theme_global;
	}
	
	function addThemeClassName( FinderModel , cffinderid ) {
		FinderModel.cliSettings.el.className = ( FinderModel.cliSettings.el.className  || "" ) + ( ' smart-nav-' + FinderModel.id ) + ( FinderModel.theme.idName ? ' smart-nav-' + FinderModel.theme.idName : "" );
	}
	
	/* interaction controller */
	function connectSmartNavSelects( FinderModel ) {
		/* find needed elements for SmartNav DDLs */
		var option1Ele = document.getElementById( FinderModel.cliSettings.option1ElementId );
		if( ! FinderModel.cliSettings.option1DefaultText ) FinderModel.cliSettings.option1DefaultText = option1Ele.children[ 0 ].innerHTML;
		var option2Ele = document.getElementById( FinderModel.cliSettings.option2ElementId );
		if( ! FinderModel.cliSettings.option2DefaultText ) FinderModel.cliSettings.option2DefaultText = option2Ele.children[ 0 ].innerHTML;
		var buttonEle;
		if( FinderModel.cliSettings.buttonElementId ) {
			buttonEle = document.getElementById( FinderModel.cliSettings.buttonElementId );
		} else {
			buttonEle = document.getElementsByClassName( "finder-submit" )[ 0 ];
		}
		
		if( option1Ele ) {
			option1Ele.innerHTML = "";
			var programTypeOptions = '<option selected="selected" value="">' + FinderModel.cliSettings.option1DefaultText + '</option>';
			for( var key in FinderModel.optionsMap ) {
				programTypeOptions += '<option value="' + key + '">' + key + '</option>';
			}
			option1Ele.innerHTML = programTypeOptions;
			
			/*listen to option 1 changes*/
			listen( option1Ele , "change" , function( e ) { programTypeChange( e , option2Ele , FinderModel ); } );
			/*find and listen to button*/
			listen( buttonEle , "click" , function( e ) { finderSubmitClick( e , option1Ele.value , option2Ele.value , FinderModel ); } );
		}
	}
	
	/* interaction handlers */	
	function programTypeChange( e , ele , FinderModel ) {
		ele.innerHTML = "";
		var programFieldOptions = '<option selected="selected" value="">' + FinderModel.cliSettings.option2DefaultText + '</option>';
		for( var i = 0; i < FinderModel.optionsMap[ e.target.value ].length; i++ ) {
			let val = FinderModel.optionsMap[ e.target.value ][ i ];
			programFieldOptions += '<option value="' + val + '">' + val + '</option>';
		}
		ele.innerHTML = programFieldOptions;
	}
	
	function finderSubmitClick( e , type , field , FinderModel ) {
		e.preventDefault();
		if( type != "" && field != "" ) {
			let key = type + " " + field;
			if( typeof FinderModel.linksMap[ key ] != "undefined" ) {
				if( ! FinderModel.cliSettings.noStats ) {
					if (navigator.geolocation) {
						navigator.geolocation.getCurrentPosition( function( position ) {
							sendStatEvent( FinderModel , type , field , FinderModel.linksMap[ key ] , position.coords.latitude , position.coords.longitude );
						});
					} else { 
						sendStatEvent( FinderModel , type , field , FinderModel.linksMap[ key ] , 0 , 0 );
					}
				}
				var tmp = FinderModel.linksMap[ key ].replaceAll( "&amp;" , "&" );
				//if( confirm( tmp ) ) {
						window.top.location = tmp;
				//}
			}
		}
	}
	
	var casn_timezone = new Date().getTimezoneOffset();
	function sendStatEvent( FinderModel , type , field , destination , lat , lon ) {
		if( ! USE_CLOUD ) return;
		$.post( "https://6cu9dm1bl7.execute-api.us-east-1.amazonaws.com/prod/statEvent" , {
		//console.log({
			appVersion : navigator.appVersion
			,bottomPos : FinderModel.cliSettings.elBottom
			,data1 : type
			,data2 : field
			,data3 : destination
			,event : "action"
			,hostname : window.location.hostname
			,language : navigator.language
			,lat : lat
			,lon : lon
			,pathfinderId : FinderModel.id
			,pathname : window.location.pathname
			,platform : navigator.platform
			,referrer : document.referrer
			,scrollPos : window.scrollY
			,timezone : casn_timezone
			,title : document.title
			,type : "pathfinder"
			,winHeight : window.innerHeight
		} );
	}
	
	/* util */
	function listen( ele , eventName, handler ) {
		if( document.addEventListener ) {
			ele.addEventListener( eventName , handler );
		} else if( document.attachEvent ) {
			ele.attachEvent( eventName , handler );
		}
	}
	
});