Load data from Nesstar rest server.

Massage data untill usable

src/app/nesstarloader.coffee

+lodash = require 'lodash'
+
+getDataDescription = () ->
+  {
+    host: "http://nesstar-dev.nsd.uib.no"
+    port: 80
+    service: "touch/hfk/restdata"
+    cube: "Fypr-2014-Bef_C1"
+    filter: {
+      measures: [ "Befolkning" ]
+      dimensions: [
+        {
+          "id": "tid"
+        },
+        {
+          "id": "alder"
+        },
+        {
+          "id": "Kjnn",
+          "members": ["1","2"]
+        },
+        {
+          "id": "Framskrivingsalternativ"
+          "members": ["1"]
+        },
+        {
+          "id": "Region"
+          "members": ["12"]
+        }
+      ]
+    }
+  }
+
+fetchData = (url, callback) ->
+  request = new XMLHttpRequest()
+  request.onload = callback
+  request.open 'GET', url, true
+  request.send()
+
+assembleDataRequest = () ->
+  datadesc = getDataDescription()
+  datadesc.host + ":" +
+  datadesc.port + "/" +
+  datadesc.service + "/cube/" +
+  datadesc.cube + "/query?q=" +
+  JSON.stringify(datadesc.filter)
+
+flattenNesstarData = (cellValue) ->
+  flattenedCell = lodash.object lodash.map cellValue.coordinate, (x) ->
+    [ x.category, x.member ]
+
+  flattenedCell.value =  cellValue.value[0].value
+  flattenedCell
+
+prepareFuncFactory = (callback) ->
+  prepareDataForTimeBar = ->
+    values = JSON.parse(@response).payload.values
+    saneValueStore = lodash.map(values, flattenNesstarData)
+    men = lodash.filter saneValueStore, (cell) ->
+      parseInt(cell.Kjnn) is 1
+    women = lodash.filter saneValueStore, (cell) ->
+      parseInt(cell.Kjnn) is 2
+
+    menByYear = lodash.groupBy men, (cell) ->
+      parseInt(cell.tid)
+
+    womenByYear = lodash.groupBy women, (cell) ->
+      parseInt(cell.tid)
+
+    restructuredData = {
+      men: menByYear
+      women: womenByYear
+    }
+
+    callback restructuredData
+
+  prepareDataForTimeBar
+
+reloadData = (consumerFunc) ->
+  prep = prepareFuncFactory consumerFunc
+  fetchData assembleDataRequest(), prep
+
+window.reloadNesstarData = reloadData