fix sprint progress bar directive

app/coffee/modules/backlog/sprints.coffee

@@ -54,7 +54,12 @@ BacklogSprintDirective = ($repo, $rootscope) ->
         # Update progress bars
         $scope.$watch $attrs.tgBacklogSprint, (value) ->
             sprint = $scope.$eval($attrs.tgBacklogSprint)
-            progressPercentage = Math.round(100 * (sprint.closed_points / sprint.total_points))
+
+            if sprint.total_points
+                progressPercentage = Math.round(100 * (sprint.closed_points / sprint.total_points))
+            else
+                progressPercentage = 0
+
             $el.find(".current-progress").css("width", "#{progressPercentage}%")
 
         $el.find(".sprint-table").disableSelection()

app/coffee/modules/common/components.coffee

@@ -46,6 +46,35 @@ DateRangeDirective = ->
 module.directive("tgDateRange", DateRangeDirective)
 
 
+#############################################################################
+## Sprint Progress Bar Directive
+#############################################################################
+
+SprintProgressBarDirective = ->
+    renderProgress = ($el, percentage, visual_percentage) ->
+        if $el.hasClass(".current-progress")
+            $el.css("width", "#{percentage}%")
+        else
+            $el.find(".current-progress").css("width", "#{visual_percentage}%")
+            $el.find(".number").html("#{percentage} %")
+
+    link = ($scope, $el, $attrs) ->
+        bindOnce $scope, $attrs.tgSprintProgressbar, (sprint) ->
+            closedPoints = sprint.closed_points
+            totalPoints = sprint.total_points
+            percentage = 0
+            percentage = Math.round(100 * (closedPoints/totalPoints)) if totalPoints != 0
+            visual_percentage = 0
+            #Visual hack for .current-progress bar
+            visual_percentage = Math.round(98 * (closedPoints/totalPoints)) if totalPoints != 0
+
+            renderProgress($el, percentage, visual_percentage)
+
+    return {link: link}
+
+module.directive("tgSprintProgressbar", SprintProgressBarDirective)
+
+
 #############################################################################
 ## Date Selector Directive (using pikaday)
 #############################################################################