loading lists and templates from db

lib/box_checker.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'add_form.dart';
+import 'db_helper.dart';
 import 'data_util.dart' as data;
 
 void main() {
@@ -30,6 +31,23 @@ class MainListPage extends StatefulWidget {
 
 class _MainListPageState extends State<MainListPage> {
   int _selectedPage = data.Page.lists.index;
+  List<data.List> lists = [data.List(100, "test")];
+
+  void _loadData(data.Page listType) async {
+    lists.clear();
+    var res = await DBHelper.dbHelper.getAllLists(listType);
+    setState(() {
+      for (var row in res) lists.add(data.List.fromMap(row));
+    });
+  }
+
+  @override
+  void initState() {
+    _loadData(data.Page.lists);
+
+    super.initState();
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -48,14 +66,20 @@ class _MainListPageState extends State<MainListPage> {
           tooltip: 'Add List',
           child: const Icon(Icons.add),
         ),
-        body: ListView.builder(itemBuilder: (context, index) {
-          return ListTile(); // TODO Implement tile rendering
+        body: ListView.builder(
+            itemCount: lists.length,
+            itemBuilder: (context, index) {
+              return ListTile(
+                title: Text(lists[index].name),
+                subtitle: Text(lists[index].id.toString()),
+              ); // TODO Implement tile rendering
             }),
         bottomNavigationBar: BottomNavigationBar(
             currentIndex: _selectedPage,
             onTap: (index) {
               setState(() {
                 _selectedPage = index;
+                _loadData(data.Page.values[_selectedPage]);
               });
             },
             items: const [

lib/data_util.dart

@@ -16,7 +16,8 @@ class List {
   }
 
   static List fromMap(Map<String, dynamic> map) {
-    return List(map["id"], map["list_name"], isTemplate: map["is_template"]);
+    return List(map["id"], map["list_name"],
+        isTemplate: map["is_template"] == 1);
   }
 }
 
@@ -38,7 +39,7 @@ class Check {
   }
 
   static Check fromMap(Map<String, dynamic> map) {
-    return Check(map["id"], map["check_text"], map["value"],
+    return Check(map["id"], map["check_text"], map["value"] == 1,
         listID: map["list_id"]);
   }
 }

lib/db_helper.dart

@@ -1,6 +1,7 @@
 import "package:sqflite/sqflite.dart";
 import "package:sqflite/sqlite_api.dart";
 import "package:path/path.dart";
+import 'data_util.dart' as data;
 
 class DBHelper {
   DBHelper._();
@@ -21,16 +22,16 @@ class DBHelper {
             onCreate: (Database db, int version) {
       db.execute("""
           CREATE TABLE List(
-            id INTEGER PRIMARY KEY AUTOINCREMENT,
-            list_name TEXT
+            id INTEGER PRIMARY KEY,
+            list_name TEXT,
             is_template int2
           )
           """);
       db.execute("""
-          CREATE TABLE Check(
-            id INTEGER PRIMARY KEY AUTOINCREMENT,
+          CREATE TABLE Item(
+            id INTEGER PRIMARY KEY,
             check_text TEXT,
-            value int2,
+            status int2,
             list_id INTEGER
           )
           """);
@@ -41,26 +42,20 @@ class DBHelper {
             (1, 'test template', 1)
       """);
       db.execute("""
-          INSERT INTO CHECK(check_text, value, list_id)
+          INSERT INTO Item(id, check_text, status, list_id)
           VALUES
-            ('test check', 1, 0),
-            ('test uncheck', 0, 0),
-            ('test check', 1, 1),
-            ('test uncheck', 0, 1)
+            (0, 'test item', 0, 0),
+            (1, 'test item', 1, 0),
+            (2, 'test item', 0, 1),
+            (3, 'test item', 1, 1)
       """);
     }, version: 1);
     return database;
   }
 
-  Future<List<Map<String, dynamic>>> getAllLists() async {
+  Future<List<Map<String, dynamic>>> getAllLists(data.Page type) async {
     Database db = await database;
 
-    return db.query("List", where: "is_template = ?", whereArgs: ['0']);
-  }
-
-  Future<List<Map<String, dynamic>>> getAllTemplates() async {
-    Database db = await database;
-
-    return db.query("List", where: "is_template = ?", whereArgs: ['1']);
+    return db.query("List", where: "is_template = ?", whereArgs: [type.index]);
   }
 }