bugfix and cleanup

src/app.coffee

@@ -38,6 +38,8 @@ pertController = ($scope) ->
   $scope.toLocalStorage = (data,options) ->
     options ?= {}
     data ?= []
+    if !data.push?
+      return swal 'Error', 'data is not a list', 'error'
     try
       console.log "Saving: "+data
       localStorage.setItem 'ganttpert', JSON.stringify data
@@ -50,21 +52,23 @@ pertController = ($scope) ->
   $scope.fromLocalStorage = (options) ->
     options = options || {}
     data = localStorage.getItem options.name || 'ganttpert'
+    if data is null then data = "[]"
     try
       jdata = JSON.parse data
+      if jdata is null then jdata = []
     catch e
       unless options.silent
         swal 'JSON Error', e, 'error'
       if options.raw
-        console.log 'Loading: []'
+        #console.log 'Loading: []'
         return []
       else
-        console.log 'Loading: {list: [], days: []}'
+        #console.log 'Loading: {list: [], days: []}'
         return list: [], days: []
     if options.raw
-      console.log 'Loading: '+jdata
+      #console.log 'Loading: '+jdata
       return jdata
     else
       r = new Pert(jdata).calculate()
-      console.log 'Loading: '+r
+      #console.log 'Loading: '+r
       return r

src/controllers.coffee

@@ -12,7 +12,6 @@ pertApp.controller 'pertDiagController', ($scope) ->
     if !data? then return
     nodes = data.days.map (x) -> {id: x, label: ""+x}
     connections = []
-    console.log data.criticalPaths
     data.activities.forEach (x) ->
       connections.push
         from: x.startDay, to: x.endDay
@@ -101,18 +100,16 @@ pertApp.controller 'editorController', ($scope) ->
     catch e
       return swal 'Error', 'duration must be an integer', 'error'
     try
-      id = parseInt id
-    catch e
-      return
+      unless isNaN id
+        id = parseInt id
     for i,dep of deps
       try
-        deps[i] = parseInt dep
+        unless isNaN dep
+          deps[i] = parseInt dep
       catch e
-        return
     newdata = $scope.fromLocalStorage silent: yes, raw: yes
     if !newdata? or newdata is null or !newdata.push?
       newdata = []
-    console.log newdata
     newdata.push { id: id, duration: dur, depends: deps }
     $scope.toLocalStorage newdata, silent: yes
   

src/pert.coffee

@@ -106,7 +106,6 @@ class Pert
           finished = no
     @log "Done calculating delays. Took", i, "iterations"
     for x,i in @list
-      console.log x
       if !x.depends? or x.depends.length is 0
         @calculateCriticalPaths [x.id]
     results = activities: @list, days: @days, criticalPaths: @criticalPaths