renamed namespaces to projects, added basic project views

lib/pages/home.dart

@@ -7,12 +7,14 @@ import 'package:provider/provider.dart';
 
 import 'package:vikunja_app/components/AddDialog.dart';
 import 'package:vikunja_app/components/ErrorDialog.dart';
+import 'package:vikunja_app/models/project.dart';
 import 'package:vikunja_app/pages/namespace/namespace.dart';
 import 'package:vikunja_app/pages/namespace/namespace_edit.dart';
 import 'package:vikunja_app/pages/landing_page.dart';
 import 'package:vikunja_app/global.dart';
 import 'package:vikunja_app/models/namespace.dart';
 import 'package:vikunja_app/pages/namespace/overview.dart';
+import 'package:vikunja_app/pages/project/overview.dart';
 import 'package:vikunja_app/pages/settings.dart';
 import 'package:vikunja_app/stores/list_store.dart';
 
@@ -31,13 +33,13 @@ class HomePageState extends State<HomePage> {
       create: (_) => new ListProvider(),
       child: LandingPage(),
     ),
-    NamespaceOverviewPage(),
+    ProjectOverviewPage(),
     SettingsPage()
   ];
 
   List<BottomNavigationBarItem> navbarItems = [
     BottomNavigationBarItem(icon: Icon(Icons.home), label: "Home"),
-    BottomNavigationBarItem(icon: Icon(Icons.list), label: "Namespaces"),
+    BottomNavigationBarItem(icon: Icon(Icons.list), label: "Projects"),
     BottomNavigationBarItem(icon: Icon(Icons.settings), label: "Settings"),
   ];
 

lib/pages/list/list.dart

@@ -314,7 +314,7 @@ class _ListPageState extends State<ListPage> {
       createdBy: currentUser,
       done: false,
       bucketId: bucket?.id,
-      listId: _list.id,
+      projectId: _list.id,
     );
     setState(() => _loadingTasks.add(newTask));
     return Provider.of<ListProvider>(context, listen: false)

lib/pages/project/overview.dart

@@ -0,0 +1,149 @@
+import 'package:after_layout/after_layout.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:vikunja_app/pages/project/project.dart';
+
+import '../../components/AddDialog.dart';
+import '../../components/ErrorDialog.dart';
+import '../../global.dart';
+import '../../models/project.dart';
+
+class ProjectOverviewPage extends StatefulWidget {
+  @override
+  _ProjectOverviewPageState createState() =>
+      new _ProjectOverviewPageState();
+}
+
+class _ProjectOverviewPageState extends State<ProjectOverviewPage>
+    with AfterLayoutMixin<ProjectOverviewPage> {
+  List<Project> _projects = [];
+  int _selectedDrawerIndex = -2, _previousDrawerIndex = -2;
+  bool _loading = true;
+
+  Project? get _currentProject =>
+      _selectedDrawerIndex >= -1 && _selectedDrawerIndex < _projects.length
+          ? _projects[_selectedDrawerIndex]
+          : null;
+
+  @override
+  void afterFirstLayout(BuildContext context) {
+    _loadProjects();
+  }
+
+  Widget createProjectTile(Project project, int level){
+    List<Widget> children = addProjectChildren(project, level);
+    EdgeInsets insets = EdgeInsets.fromLTRB(level * 20 + 10, 0, 0, 0);
+    if(children.length == 0) {
+      return new ListTile(
+        leading: const Icon(Icons.folder),
+        title: new Text(project.title),
+        contentPadding: insets,
+      );
+    } else {
+      return new ExpansionTile(
+        leading: const Icon(Icons.folder),
+        title: new Text(project.title),
+        children: children,
+        tilePadding: insets
+        //onTap: () => _onSelectItem(i),
+      );
+    }
+  }
+
+  List<Widget> addProjectChildren(Project project, level) {
+    Iterable<Project> children = _projects.where((element) => element.parentProjectId == project.id);
+    List<Widget> widgets = [];
+    children.forEach((element) {widgets.add(createProjectTile(element, level + 1));});
+    return widgets;
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    List<Widget> projectList = <Widget>[];
+    _projects
+        .asMap()
+        .forEach((i, project) {
+          if(project.parentProjectId != 0)
+            return;
+          projectList.add(createProjectTile(project, 0));
+        });
+
+    if(_selectedDrawerIndex > -1) {
+      return new WillPopScope(
+          child: ProjectPage(project: _projects[_selectedDrawerIndex]),
+          onWillPop: () async {setState(() {
+            _selectedDrawerIndex = -2;
+          });
+          return false;});
+
+    }
+
+    return Scaffold(
+      body:
+      this._loading
+          ? Center(child: CircularProgressIndicator())
+          :
+      RefreshIndicator(
+        child: ListView(
+            padding: EdgeInsets.zero,
+            children: ListTile.divideTiles(
+                context: context, tiles: projectList)
+                .toList()),
+        onRefresh: _loadProjects,
+      ),
+      floatingActionButton: Builder(
+          builder: (context) => FloatingActionButton(
+              onPressed: () => _addProjectDialog(context),
+              child: const Icon(Icons.add))),
+      appBar: AppBar(
+        title: Text("Projects"),
+      ),
+    );
+  }
+
+  Future<void> _loadProjects() {
+    return VikunjaGlobal.of(context).projectService.getAll().then((result) {
+      setState(() {
+        _loading = false;
+        if (result != null) _projects = result;
+      });
+    });
+  }
+
+  _onSelectItem(int index) {
+    Navigator.push(context,
+        MaterialPageRoute(
+          builder: (buildContext) => ProjectPage(
+            project: _projects[index],
+          ),));
+    //setState(() => _selectedDrawerIndex = index);
+  }
+
+  _addProjectDialog(BuildContext context) {
+    showDialog(
+        context: context,
+        builder: (_) => AddDialog(
+          onAdd: (name) => _addProject(name, context),
+          decoration: new InputDecoration(
+              labelText: 'Project', hintText: 'eg. Personal Project'),
+        ));
+  }
+
+  _addProject(String name, BuildContext context) {
+    final currentUser = VikunjaGlobal.of(context).currentUser;
+    if (currentUser == null) {
+      return;
+    }
+
+    VikunjaGlobal.of(context)
+        .projectService
+        .create(Project(title: name, owner: currentUser))
+        .then((_) {
+      _loadProjects();
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
+        content: Text('The project was created successfully!'),
+      ));
+    }).catchError((error) => showDialog(
+        context: context, builder: (context) => ErrorDialog(error: error)));
+  }
+}

lib/pages/project/project.dart

@@ -0,0 +1,23 @@
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+
+import '../../models/project.dart';
+
+class ProjectPage extends StatefulWidget {
+  final Project project;
+
+  ProjectPage({required this.project})
+      : super(key: Key(project.id.toString()));
+
+  @override
+  _ProjectPageState createState() => new _ProjectPageState();
+}
+
+class _ProjectPageState extends State<ProjectPage> {
+  @override
+  Widget build(BuildContext context) {
+    // TODO: implement build
+    return Scaffold();
+  }
+
+}