Delete the lesion on image and from Measurements collection if del or ctrl+d(for mac) keys are pressed after a lesion is selected

Packages/lesiontracker/server/removeCollections.js

@@ -4,6 +4,59 @@ Meteor.methods({
         Measurements.remove(
             {patientId: patientId}
         );
+    },
+
+    "removePatientMeasurement": function(lesionObject) {
+
+        // Find patient data
+        var measurementData = Measurements.findOne(
+            {
+                patientId: lesionObject.patientId,
+                isTarget: lesionObject.isTarget,
+                lesionNumber: lesionObject.lesionNumber
+            }
+        );
+
+        // Get timepoints
+        var timepoints = measurementData.timepoints;
+
+        // Create an array to hold keys of timepoints
+        var timepointsIds = Object.keys(timepoints).slice(0);
+
+          timepointsIds.forEach(function(timepointId){
+              if(timepointId === lesionObject.timepointId) {
+                  delete timepoints[timepointId];
+              }
+          });
+
+        var newTimepointsIds = Object.keys(timepoints);
+        // If there is no timepoints object, remove measurement data
+        if(newTimepointsIds.length) {
+            //Update measurement timepoints
+            Measurements.update(
+                {
+                    patientId: lesionObject.patientId,
+                    isTarget: lesionObject.isTarget,
+                    lesionNumber: lesionObject.lesionNumber
+                 },
+                {
+                    $set: {
+                        timepoints: timepoints
+                    }
+                }
+            );
+        }else {
+            // Remove all data
+            Measurements.remove(
+                {
+                    patientId: lesionObject.patientId,
+                    isTarget: lesionObject.isTarget,
+                    lesionNumber: lesionObject.lesionNumber
+                }
+            );
+        }
+
+
     }
 
 });