update: color mapping to *color filed

app/lib/widgets/choropleth_map.dart

@@ -48,26 +48,26 @@ class ChoroplethMapState extends State<ChoroplethMap> {
         shapeDataField: 'sub_div_id',
         dataCount: widget.subdivisions.length,
         primaryValueMapper: (int index) => widget.subdivisions[index].sub_div_id,
-        shapeColorValueMapper: (int index) => widget.subdivisions[index].avgThickness, // NB will later be minThickness
+        shapeColorValueMapper: (int index) => widget.subdivisions[index].color, // NB will later be minThickness
         shapeColorMappers: const [
           MapColorMapper(
               from: 0,
-              to: 4,
+              to: 1,
               color: Color(0xffff0000),
               text: '{0},{1}'),
           MapColorMapper(
-              from: 4,
-              to: 8,
+              from: 1,
+              to: 2,
               color: Color(0xffff6a00),
               text: '2'),
           MapColorMapper(
-              from: 8,
-              to: 12,
+              from: 2,
+              to: 3,
               color: Color(0xFFb1ff00),
               text: '3'),
           MapColorMapper(
-              from: 12,
-              to: 400,
+              from: 3,
+              to: 4,
               color: Color(0xFF00d6ff),
               text: '4'),
           ],

server/map_handler/update_measurements.py

@@ -100,7 +100,7 @@ def update_measurements(lake_name: str) -> (int, str):
                         'CenLatitude': center_lat,
                         'CenLongitude': center_lng,
                         'Accuracy': accuracy,
-                        'Color': calculateColor(ice_stats[0]['Black ice (m)']),
+                        'Color': calculateColor(avg_thickness),
                         'IceStats': ice_stats,
                     }
                     sub_div_ids.append(subdiv_id)