added timeout and safety button

client/app/components/coordinator/coordinator.html

@@ -547,7 +547,11 @@
                     <div class="panel-footer">
 
                     </div>
+                    
                 </div>
+                <button type="button" onclick="triggerService('/aescape/safety_activate')" class="safety-button danger btn">
+                    Stop Now!
+                </button>
         </div>
 
         </div>

client/app/components/coordinator/js/ros_scripts.js

@@ -314,6 +314,7 @@ bagPlayingTopic.subscribe(function(message) {
 // Services
 ////////////////////////////////////////////////////////////////
 
+
 function triggerService(serviceName)
 {
   var service = new ROSLIB.Service({
@@ -323,7 +324,8 @@ function triggerService(serviceName)
   });
 
   var request = new ROSLIB.ServiceRequest({});
-  
+  var serviceCallTimeStamp = Date.now();
+  var serviceCallReturned = false;
   service.callService(request, function(result) {
     console.log('Result for service call on '
       + serviceName
@@ -357,8 +359,7 @@ function triggerService(serviceName)
           });
         });
       }
-      console.log(result);
-
+      serviceCallReturned = true;
   }, function(error){
       console.log("errored");
       $(document).ready(function(){
@@ -373,7 +374,30 @@ function triggerService(serviceName)
           delay: 1000 
         });
       });
+      serviceCallReturned = true;
   });
+  var responseCheckInterval = setInterval(function() {
+    var timeElapsedSinceServiceCall = Date.now() - serviceCallTimeStamp; // milliseconds elapsed since start
+    if(serviceCallReturned) {
+      clearInterval(responseCheckInterval);
+      return;
+    } else if (timeElapsedSinceServiceCall > 3000){
+        $(document).ready(function(){
+          $.notify({
+            message: "Timeout on " + serviceName
+          }, {
+            "placement" : {
+              from: "bottom",
+              align: "right"
+            }, 
+            type: 'danger', 
+            delay: 1000 
+          });
+        });
+        clearInterval(responseCheckInterval);
+        return;
+    }
+  }, 1000);
 }
 
 
@@ -390,6 +414,9 @@ function triggerMessageService(serviceName, textInput)
   var request = new ROSLIB.ServiceRequest({
     message : text
   });
+
+  var serviceCallTimeStamp = Date.now();
+  var serviceCallReturned = false;
   
   service.callService(request, function(result) {
     console.log('Result for service call on '
@@ -424,7 +451,7 @@ function triggerMessageService(serviceName, textInput)
           });
         });
       }
-      console.log(result);
+      serviceCallReturned = true;
 
   }, function(error){
       console.log("errored");
@@ -440,7 +467,30 @@ function triggerMessageService(serviceName, textInput)
           delay: 1000 
         });
       });
+      serviceCallReturned = true;
   });
+  var responseCheckInterval = setInterval(function() {
+    var timeElapsedSinceServiceCall = Date.now() - serviceCallTimeStamp; // milliseconds elapsed since start
+    if(serviceCallReturned) {
+      clearInterval(responseCheckInterval);
+      return;
+    } else if (timeElapsedSinceServiceCall > 3000){
+        $(document).ready(function(){
+          $.notify({
+            message: "Timeout on " + serviceName
+          }, {
+            "placement" : {
+              from: "bottom",
+              align: "right"
+            }, 
+            type: 'danger', 
+            delay: 1000 
+          });
+        });
+        clearInterval(responseCheckInterval);
+        return;
+    }
+  }, 1000);
 }
 
 
@@ -452,3 +502,16 @@ function playselectedBag() {
 }
 
 
+
+
+document.addEventListener("keydown", invokeSafetyController);
+function invokeSafetyController(event)
+{
+   var keyID = event.keyCode;
+   //8 == backspace, 46 == delete
+   if(keyID == 8 || keyID == 46) {
+    triggerService('/aescape/safety_activate')
+   }
+}
+
+