10: create documents

Author: HayesGordon

lib/app/constants.dart

@@ -1,2 +1,9 @@
 const appwriteEndpoint = 'http://localhost/v1';
-const appwriteProjectId = '6241851fa5fe35076532'; // TODO: modify this
+const appwriteProjectId = '6241851fa5fe35076532'; // TODO: modify this
+
+abstract class CollectionNames {
+  static String get delta => 'delta';
+  static String get deltaDocumentsPath => 'collections.$delta.documents';
+  static String get pages => 'pages';
+  static String get pagesDocumentsPath => 'collections.$pages.documents';
+}

lib/app/providers.dart

@@ -13,6 +13,8 @@ abstract class Dependency {
 
 abstract class Repository {
   static Provider<AuthRepository> get auth => AuthRepository.provider;
+  static Provider<DatabaseRepository> get database =>
+      DatabaseRepository.provider;
 }
 
 abstract class AppState {

lib/components/document/new_document_page.dart

@@ -1,6 +1,10 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:google_docs_clone/app/navigation/routes.dart';
 import 'package:google_docs_clone/app/providers.dart';
+import 'package:google_docs_clone/repositories/repository_exception.dart';
+import 'package:routemaster/routemaster.dart';
+import 'package:uuid/uuid.dart';
 
 class NewDocumentPage extends ConsumerStatefulWidget {
   const NewDocumentPage({Key? key}) : super(key: key);
@@ -11,15 +15,40 @@ class NewDocumentPage extends ConsumerStatefulWidget {
 }
 
 class _NewDocumentPageState extends ConsumerState<NewDocumentPage> {
+  final _uuid = const Uuid();
+
+  bool showError = false;
+
+  @override
+  void initState() {
+    super.initState();
+    _createNewPage();
+  }
+
+  Future<void> _createNewPage() async {
+    final documentId = _uuid.v4();
+    try {
+      await ref.read(Repository.database).createNewPage(
+            documentId: documentId,
+            owner: ref.read(AppState.auth).user!.$id,
+          );
+
+      Routemaster.of(context).push('${AppRoutes.document}/$documentId');
+    } on RepositoryException catch (_) {
+      setState(() {
+        showError = true;
+      });
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
-    return Center(
-      child: TextButton(
-        onPressed: () {
-          ref.read(AppState.auth.notifier).signOut();
-        },
-        child: const Text('Sign out'),
-      ),
-    );
+    if (showError) {
+      return const Center(
+        child: Text('An error occured'),
+      );
+    } else {
+      return const SizedBox();
+    }
   }
 }

lib/repositories/database_repository.dart

@@ -0,0 +1,54 @@
+import 'package:appwrite/appwrite.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:google_docs_clone/app/constants.dart';
+import 'package:google_docs_clone/app/providers.dart';
+import 'package:google_docs_clone/repositories/repository_exception.dart';
+
+final _databaseRepositoryProvider = Provider<DatabaseRepository>((ref) {
+  return DatabaseRepository(ref.read);
+});
+
+class DatabaseRepository with RepositoryExceptionMixin {
+  DatabaseRepository(this._read);
+
+  final Reader _read;
+
+  static Provider<DatabaseRepository> get provider =>
+      _databaseRepositoryProvider;
+
+  Database get _database => _read(Dependency.database);
+
+  Future<void> createNewPage({
+    required String documentId,
+    required String owner,
+  }) async {
+    return exceptionHandler(
+        _createPageAndDelta(owner: owner, documentId: documentId));
+  }
+
+  Future<void> _createPageAndDelta({
+    required String documentId,
+    required String owner,
+  }) async {
+    Future.wait([
+      _database.createDocument(
+        collectionId: CollectionNames.pages,
+        documentId: documentId,
+        data: {
+          'owner': owner,
+          'title': null,
+          'content': null,
+        },
+      ),
+      _database.createDocument(
+        collectionId: CollectionNames.delta,
+        documentId: documentId,
+        data: {
+          'delta': null,
+          'user': null,
+          'deviceId': null,
+        },
+      ),
+    ]);
+  }
+}

lib/repositories/repositories.dart

@@ -1,2 +1,3 @@
 export 'auth_repository.dart';
+export 'database_repository.dart';
 export 'repository_exception.dart';

pubspec.lock

@@ -700,6 +700,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.0.0"
+  uuid:
+    dependency: "direct main"
+    description:
+      name: uuid
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.6"
   vector_math:
     dependency: transitive
     description:

pubspec.yaml

@@ -40,6 +40,7 @@ dependencies:
   appwrite: ^4.0.1
   equatable: ^2.0.3
   flutter_quill: ^4.1.0
+  uuid: ^3.0.6
 
 dev_dependencies:
   flutter_test: