implement category selector

lib/main.dart

@@ -62,7 +62,7 @@ class CantonFair extends StatelessWidget {
       '/phases/:phase',
       handler: Handler(handlerFunc:
           (BuildContext context, Map<String, List<String>> params) {
-        return new SeriesRoute.byPhase(
+        return new SeriesRoute(
           phase: params['phase'][0],
         );
       }),
@@ -74,6 +74,15 @@ class CantonFair extends StatelessWidget {
         return new CategoriesRoute();
       }),
     );
+    router.define(
+      '/categories/:category_uuid',
+      handler: Handler(handlerFunc:
+          (BuildContext context, Map<String, List<String>> params) {
+        return new SeriesRoute(
+          category: params['category_uuid'][0],
+        );
+      }),
+    );
     router.define(
       '/settings',
       handler: Handler(handlerFunc:

lib/models/Series.dart

@@ -97,6 +97,18 @@ class Series {
     }
     if (series.length > 0) return series[0];
     return null;
+  }  
+
+  static Future<List<Series>> getSeriesByCategory(String category) async {
+    var result = await db
+        .rawQuery('SELECT * FROM $tableName WHERE $dbCategoryUUID = "$category";');
+    List<Series> series = [];
+    for (Map<String, dynamic> item in result) {
+      Series s = new Series.fromMap(item);
+      await s.fetchCount();
+      series.add(s);
+    }
+    return series;
   }
 
   static Future<List<Series>> getSeriesByPhase(phase) async {

lib/pages/categories.dart

@@ -70,7 +70,7 @@ class _CategoriesRoute extends State<CategoriesRoute> {
   }
 
   void _categoryPressed(Category category) {
-    print("Category ${category.name} pressed !");
+    Application.router.navigateTo(context, "/categories/${category.uuid}");
   }
 
   @override

lib/pages/series.dart

@@ -7,24 +7,25 @@ import '../utils/ui.dart';
 
 class SeriesRoute extends StatefulWidget {
   final String phase;
+  final String category;
 
-  SeriesRoute({this.phase});
-
-  SeriesRoute.byPhase({this.phase});
+  SeriesRoute({this.phase, this.category});
 
   @override
-  _SeriesRoute createState() => new _SeriesRoute(phase: phase);
+  _SeriesRoute createState() =>
+      new _SeriesRoute(phase: phase, category: category);
 }
 
 class _SeriesRoute extends State<SeriesRoute>
     with SingleTickerProviderStateMixin {
   final String phase;
+  final String category;
 
   List<Series> list = new List<Series>();
   List<Series> displayList = new List<Series>();
   bool _ready = false;
 
-  _SeriesRoute({this.phase});
+  _SeriesRoute({this.phase, this.category});
 
   @override
   Widget build(BuildContext context) {
@@ -79,16 +80,24 @@ class _SeriesRoute extends State<SeriesRoute>
   @override
   void initState() {
     super.initState();
-    if (phase == null) {
-      Series.getSeries().then((result) {
+    if (phase != null) {
+      Series.getSeriesByPhase(phase).then((result) {
+        setState(() {
+          list = result;
+          displayList = list;
+          _ready = true;
+        });
+      });
+    } else if (category != null) {      
+      Series.getSeriesByCategory(category).then((result) {
         setState(() {
           list = result;
           displayList = list;
           _ready = true;
         });
       });
     } else {
-      Series.getSeriesByPhase(phase).then((result) {
+      Series.getSeries().then((result) {
         setState(() {
           list = result;
           displayList = list;