Work in progress.

index.html

@@ -67,7 +67,14 @@
 
 <script>
 
-    function getParams() {
+    (function(){
+
+        var defaultStation = "00000000-0000-0000-0000-000000000001";
+        var defaultPollution = "00000000-0000-0000-0000-000000000001";
+
+        var possibleCities = ['bialystok', 'kielce', 'krakow', 'kujawskopomorskie', 'lublin', 'lubuskie', 'lodz', 'olsztyn', 'opole', 'poznan', 'rzeszow', 'szczecin', 'slask', 'trojmiasto', 'warszawa', 'wielka_brytania_i_irlandia', 'wroclaw'];
+
+        var getParams = function(){
             var vars = [];
             if (window.location.href.indexOf('?') !== -1){
                 var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&')
@@ -77,20 +84,36 @@
                 }
             }
             return vars;
-    }
+        };
 
-    document.addEventListener('DOMContentLoaded', function(){
+        var getPollution = function(station, pollution){
             var xhr = new XMLHttpRequest();
-        parameters = getParams();
-        console.debug(parameters);
             xhr.onreadystatechange = function() {
                 if (xhr.readyState == XMLHttpRequest.DONE) {
-                console.debug(xhr);
-                document.getElementById('widget').innerHTML = xhr.response;
+                    updateView(filterValues(JSON.parse(xhr.response), station, pollution));
                 }
             }
             xhr.open('GET', 'view', true);
             xhr.send(null);
-    });
+        };
+
+        var filterValues = function(data, station, pollution){
+            console.debug(data, station, pollution);
+        };
+
+        var updateView = function(values){
+            console.debug("ELO " + values);
+        };
+
+        var parameters = getParams();
+        if (parameters["local_id"]){
+            getPollution(parameters["local_id"], defaultPollution);
+        } else if (parameters["locals"] && parameters["locals"] === 'krakow'){
+            getPollution(defaultStation, defaultPollution);
+        }
+
+    })();
+
+
 
 </script>
\ No newline at end of file