adding new items to lists

lib/check_list.dart

@@ -33,6 +33,15 @@ class _CheckList extends State<CheckList> {
     listData = (rows.isNotEmpty) ? data.List.fromMap(rows[0]) : null;
   }
 
+  void _addItem() async {
+    var item = data.Check("", false, listID: listData!.id!);
+    int id = await DBHelper.dbHelper.insertItem(item);
+    item.id = id;
+    setState(() {
+      list.add(item);
+    });
+  }
+
   void _updateItem(data.Check item) async {
     DBHelper.dbHelper.updateItem(item);
   }
@@ -52,7 +61,6 @@ class _CheckList extends State<CheckList> {
 
   @override
   Widget build(BuildContext context) {
-    // TODO: implement build
     return GestureDetector(
       onTap: () => FocusScope.of(context).unfocus(),
       child: Scaffold(
@@ -116,7 +124,8 @@ class _CheckList extends State<CheckList> {
                 ..showSnackBar(SnackBar(content: Text("Template is locked")));
               return;
             }
-            // TODO implment adding items to lists
+            _addItem();
+            // TODO switch focus to new card
           },
           child: const Icon(Icons.check_box_outlined),
           tooltip: "Add Item",

lib/db_helper.dart

@@ -77,6 +77,12 @@ class DBHelper {
     return db.insert("List", l.toMap());
   }
 
+  Future<int> insertItem(data.Check item) async {
+    Database db = await database;
+
+    return db.insert("Item", item.toMap());
+  }
+
   Future<int> updateItem(data.Check item) async {
     Database db = await database;