Categories page works!

ltx_flutter/lib/appwrite/categories_api.dart

@@ -1,30 +1,63 @@
 import 'package:appwrite/appwrite.dart';
 import 'package:appwrite/models.dart';
 import 'package:ltx_flutter/constants/constants.dart';
-import 'package:flutter/widgets.dart';
-import 'package:ltx_flutter/appwrite/appwrite.dart';
+import 'package:ltx_flutter/constants/colors.dart';
+import 'package:flutter/material.dart';
+
+class Category {
+  late final Color backgroundColor;
+  late final Color foregroundColor;
+  late final num number;
+  late final num? parent;
+  late final String name;
+  late final String? description;
+
+  Category(Document doc) {
+    backgroundColor = _getBackgroundColor(doc.data['color']);
+    foregroundColor = _getForegroundColor(doc.data['color']);
+    number = doc.data['number'];
+    parent = doc.data['parent'];
+    name = doc.data['name'];
+    description = doc.data['description'];
+  }
+
+  Color _getBackgroundColor(String colorStr) {
+    return Color(int.parse("0xff$colorStr"));
+  }
+
+  Color _getForegroundColor(String colorStr) {
+    return Color(int.parse("0xff$colorStr")).computeLuminance() > 0.5
+        ? Colors.black
+        : Colors.white;
+  }
+
+  bool hasParent() {
+    return parent == number ? false : true;
+  }
+
+  double leftPadding() {
+    return hasParent() ? 50.0 : 20.0;
+  }
+}
 
 class CategoriesAPI extends ChangeNotifier {
   Client client = Client();
   late final Account account;
   late final Databases databases;
-  late final String userId;
-  final AuthAPI auth = AuthAPI();
+  late List<Document> _categories = [];
 
   // Constructor
   CategoriesAPI() {
     init();
+    getCategories();
   }
 
-  // loadUser() async {
-  //   try {
-  //     user = await account.get();
-  //     notifyListeners();
-  //   } catch (e) {
-  //     print(e);
-  //     notifyListeners();
-  //   }
-  // }
+  // Getters
+  get total => _categories.length;
+  get all => _categories;
+  get isEmpty => _categories.isEmpty;
+  get(n) => Category(_categories[n]);
+  get colors => CategoryColor.values;
 
   init() {
     client.setEndpoint(APPWRITE_URL).setProject(APPWRITE_PROJECT_ID);
@@ -32,34 +65,45 @@ class CategoriesAPI extends ChangeNotifier {
     databases = Databases(client);
   }
 
-  Future<DocumentList> getCategories() {
-    print("Getting categories");
-    return databases.listDocuments(
+  getCategories() async {
+    print("Updating categories.");
+    _categories = [];
+    var response = await databases.listDocuments(
         databaseId: CATEGORIES_DB,
         collectionId: COLLECTION,
         queries: [
+          Query.orderAsc("parent"),
           Query.orderAsc("number"),
         ]);
+    _categories = response.documents;
+    notifyListeners();
   }
 
-  Future<Document> addCategory({
+  Future<Document>? addCategory({
     required String name,
     required double number,
     required String color,
     String? description,
     int? parentId,
-  }) {
-    return databases.createDocument(
-        databaseId: CATEGORIES_DB,
-        collectionId: COLLECTION,
-        documentId: "category-${number.toString()}",
-        data: {
-          'name': name,
-          'number': number,
-          'color': color,
-          'parent': parentId,
-          'description': description,
-        });
+  }) async {
+    try {
+      return await databases.createDocument(
+          databaseId: CATEGORIES_DB,
+          collectionId: COLLECTION,
+          documentId: "category-${number.toString()}",
+          data: {
+            'name': name,
+            'number': number,
+            'color': color,
+            'parent': parentId,
+            'description': description,
+          });
+    } catch (e) {
+      print(e);
+      throw "Didn't work";
+    } finally {
+      notifyListeners();
+    }
   }
 
   Future<dynamic> deleteCategory({required double number}) {

ltx_flutter/lib/appwrite/database_api.dart

@@ -1,19 +1,28 @@
 import 'package:appwrite/appwrite.dart';
 import 'package:appwrite/models.dart';
-import 'package:ltx_flutter/appwrite/appwrite.dart';
+import 'package:flutter/material.dart';
+import 'package:ltx_flutter/appwrite/auth_api.dart';
 import 'package:ltx_flutter/constants/constants.dart';
 import 'package:intl/intl.dart';
 
-class DatabaseAPI {
+class DatabaseAPI extends ChangeNotifier {
   Client client = Client();
   late final Account account;
   late final Databases databases;
   final AuthAPI auth = AuthAPI();
 
+  late List<Document> _entries = [];
+
+  // Getter methods
+  List<Document> get entries => _entries;
+  int? get total => _entries.length;
+
   final DateFormat formatter = DateFormat('yyyy-MM-dd');
 
+  // Constructor
   DatabaseAPI() {
     init();
+    getEntries();
   }
 
   init() {
@@ -25,7 +34,7 @@ class DatabaseAPI {
     databases = Databases(client);
   }
 
-  Future<DocumentList> getEntries({int limit = 100, String dateISO = ""}) {
+  getEntries({int limit = 100, String dateISO = ""}) async {
     if (dateISO == "") {
       dateISO = DateTime.now().toIso8601String();
     }
@@ -37,7 +46,7 @@ class DatabaseAPI {
 
     print("Getting $limit entries starting from $offset");
 
-    return databases.listDocuments(
+    var response = await databases.listDocuments(
         databaseId: APPWRITE_DATABASE_ID,
         collectionId: COLLECTION,
         queries: [
@@ -45,6 +54,8 @@ class DatabaseAPI {
           Query.offset(offset),
           Query.limit(limit),
         ]);
+    _entries = response.documents;
+    notifyListeners();
   }
 
   Future<Document> addEntry(