From 6673ec6b02eaacda917978e56ca1498d7b1606d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gabriel=20P=C3=A9rez-Cerezo?= <gabriel@gpcf.eu>
Date: Fri, 3 Jul 2020 00:56:09 +0200
Subject: First working version of routing

---
 htdocs/mapscript.js | 71 +++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 63 insertions(+), 8 deletions(-)

diff --git a/htdocs/mapscript.js b/htdocs/mapscript.js
index 38b336c..bbd591e 100644
--- a/htdocs/mapscript.js
+++ b/htdocs/mapscript.js
@@ -209,12 +209,68 @@ var signalMarkerOptions = {
 
 
 
-function go_to_signal(ps) {
+function go_to_signal(ps, side) {
 	if (signals[ps]) {
 		signals[ps].layer.openPopup()
 	}
 }
 
+var RC = ""
+var LN = ""
+
+function signal_routing(ps, side, rc, ln) {
+	if (signals[ps]) {
+		var routes = signals[ps].properties.sides[side].routes
+		for (let j=0;j<routes.length;j++) {
+			if (routes[j].auto)
+				return [routes[j].endpoint, routes[j].endpoint_side]
+		}
+		for (let j=0;j<routes.length;j++) {
+			let r = routes[j];
+			if (r.ars.RC) {
+				for (let c of r.ars.RC) {
+					if (rc.some(o => o == c))
+						return [r.endpoint, r.endpoint_side]				
+				}
+			}
+			if (r.ars.LN) {
+				for (let c of r.ars.LN) {
+					if (ln.some(o => o == c))
+					return [r.endpoint, r.endpoint_side]				
+				}			
+			}
+		}
+		for (let j=0;j<routes.length;j++) {
+			if (routes[j].ars["default"])
+				return [routes[j].endpoint, routes[j].endpoint_side]
+		}
+	}
+	return [false,false]
+}
+
+function form_handler(ps, side) {
+	RC= document.getElementById("route"+ps+"S"+side+"rc").value
+	LN = document.getElementById("route"+ps+"S"+side+"ln").value
+	E = signal_routing(ps, side, RC.split(" "), LN.split(" "))
+	if (E[0]) 
+		go_to_signal(E[0], E[1])
+	return false;
+}
+
+function station_popup_handler() {
+	var ps = this.feature.properties.pos;
+	var sidea = document.getElementById("route"+ps+"S"+0+"rc")
+	var sideb = document.getElementById("route"+ps+"S"+1+"rc")
+	if (sidea) {
+		sidea.value = RC
+		document.getElementById("route"+ps+"S"+0+"ln").value = LN
+	}
+	if (sideb) {
+		sideb.value = RC
+		document.getElementById("route"+ps+"S"+1+"ln").value = LN
+	}
+}
+
 function load_signals() {
 	var active = 1
 	var xhttp_ps = new XMLHttpRequest();
@@ -245,8 +301,8 @@ function load_signals() {
 						}
 						s = s + "<h4>Side "+l[i]+": "+side.signal_name+"</h4>"
 						s = s + '<table style="width: 100%"><thead><tr><td>Name<td>RC<td>LN</thead>';
-						for (var i=0;i<routes.length;i++) {
-							var r = routes[i];
+						for (var j=0;j<routes.length;j++) {
+							var r = routes[j];
 							var rstyle="route"
 							var ln = ""
 							var rc = ""
@@ -266,15 +322,14 @@ function load_signals() {
 							}
 							var name = r.name
 							if (r.endpoint) {
-								var e =  r.endpoint.split(",")
-								name = '<a href="#" onclick="latLng2 = L.latLng(' + e[2] + ',' + e[0] + '); jump_to(latLng2); go_to_signal(\''+r.endpoint+'\','+r.endpoint_side+'); return false;">'+r.name+"</a>"
-							
+								name = '<a href="#" onclick="go_to_signal(\''+r.endpoint+'\','+r.endpoint_side+'); return false;">'+r.name+"</a>"
 							}
 							s = s+ '<tr class="'+rstyle+'"><td>'+name+"<td>"+rc+"<td>"+ln+"</tr>";
 						}
-						s = s + '</table><form><input type="text" name="route'+l[i]+'rc" placeholder="RC" style="width: 100%"></input><input type="text" name="route'+l[i]+'ln" placeholder="LN" style="width: 40%"></input><input type="submit" name="route'+l[i]+'submit" value="Next Signal"></input></form>'
+						var ps = feature.properties.pos
+						s = s + '</table><form onsubmit="form_handler(\''+ps+'\','+i+')" >RC: <input type="text" id="route'+ps+"S"+i+'rc" placeholder="RC" style="width: 80%"><br></input>LN: <input type="text" id="route'+ps+"S"+i+'ln" placeholder="LN" style="width: 35%"></input><input type="submit" id="route'+ps+"S"+i+'submit" value="Next Signal"></input></form>'
 					}
-					layer.bindPopup('<h1>Routes here:</h1>' + s );
+					layer.bindPopup('<h1>Routes here:</h1>' + s ).on("popupopen", station_popup_handler);
 				};
 				
 				pointToLayer = function  (feature, latlng) {
-- 
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