many improvements!

client/coffee/directives/key.coffee

@@ -1,4 +1,20 @@
 
+hasIndex = (keyName, indexes) ->
+    for index in indexes
+        if _.indexOf(index.keys, keyName) != -1
+            return true
+    return false
+
+hasIndexAsc = (keyName, indexes) ->
+    hasIndex(keyName, indexes)
+
+hasIndexDesc = (keyName, indexes) ->
+    hasIndex("-#{keyName}", indexes)
+
+
+has2dIndex = (keyName, indexes) ->
+    hasIndex("$2dsphere:#{keyName}", indexes)
+
 directive = () ->
     directive = 
         templateUrl: "/partials/directives/key.html"
@@ -6,12 +22,17 @@ directive = () ->
         transclude: false,
         restrict: 'E',
         scope:
-            value: "="
-        controller:["$scope", ($scope) ->
-                $scope.hasIndexDown = false
-                $scope.hasIndexUp = false
-                $scope.hasIndex = false
-                $scope.has2DIndexUp = false
+            keyName: "="
+            indexes: "="
+        controller:["$scope", "$routeParams", ($scope, $routeParams) ->
+                $scope.hasIndexDesc = hasIndexDesc($scope.keyName, $scope.indexes)
+                $scope.hasIndexAsc = hasIndexAsc($scope.keyName, $scope.indexes)
+                $scope.has2DIndex = has2dIndex($scope.keyName, $scope.indexes)
+                $scope.showTools = false
+                $scope.hasIndex = $scope.hasIndexDown or $scope.hasIndexUp or $scope.has2DIndex
+                $scope.getGeoJsonUrl = () ->
+                    r = $routeParams
+                    return "#" + "/#{r.server}/#{r.database}/#{r.collection}/idx/#{r.idx}/geojson/#{$scope.keyName}"
             ]
     return directive