Remove some subscription / reactivity / caching bugs and the unnecessary PatientLocations collection

LesionTracker/client/debugReactivity.js

@@ -0,0 +1,68 @@
+Meteor.startup(function() {
+    var debug = false;
+
+    if (debug === true) {
+        // http://www.meteorpedia.com/read/Debugging_Reactivity
+
+        Meteor.autorun(function(computation) {
+            computation.onInvalidate(function() {
+                console.trace();
+            });
+        });
+
+        var wrappedFind = Meteor.Collection.prototype.find;
+
+        Meteor.Collection.prototype.find = function() {
+            var cursor = wrappedFind.apply(this, arguments);
+            var collectionName = this._name || this._debugName;
+
+            /*cursor.observeChanges({
+                added: function(id, fields) {
+                    console.log(collectionName, 'added', id, fields);
+                },
+                changed: function(id, fields) {
+                    console.log(collectionName, 'changed', id, fields);
+                },
+                movedBefore: function(id, before) {
+                 console.log(collectionName, 'movedBefore', id, before);
+                 },
+                removed: function(id) {
+                    console.log(collectionName, 'removed', id);
+                }
+            });*/
+
+            cursor.observe({
+                added: function(data) {
+                    console.log(collectionName, 'added', data);
+                },
+                changed: function(data) {
+                    console.log(collectionName, 'changed', data);
+                },
+                removed: function(data) {
+                    console.log(collectionName, 'removed', data);
+                }
+            });
+
+            return cursor;
+        };
+
+        function logRenders() {
+            Object.keys(Template).forEach(function(name) {
+                if (name.indexOf('_') > -1) {
+                    return;
+                }
+
+                var template = Template[name];
+                var oldRender = template.rendered;
+                var counter = 0;
+
+                template.rendered = function() {
+                    console.log(name, 'render count: ', ++counter);
+                    oldRender && oldRender.apply(this, arguments);
+                };
+            });
+        }
+
+        logRenders();
+    }
+});