Adding Rally App to Flutter Samples (#135)

material_studies/rally/lib/data.dart

@@ -0,0 +1,223 @@
+// Copyright 2019-present the Flutter authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/// Calculates the sum of the primary amounts of a list of [AccountData].
+double sumAccountDataPrimaryAmount(List<AccountData> items) {
+  return items.fold(
+    0,
+    (sum, next) => sum + next.primaryAmount,
+  );
+}
+
+/// Calculates the sum of the primary amounts of a list of [BillData].
+double sumBillDataPrimaryAmount(List<BillData> items) {
+  return items.fold(
+    0,
+    (sum, next) => sum + next.primaryAmount,
+  );
+}
+
+/// Calculates the sum of the primary amounts of a list of [BudgetData].
+double sumBudgetDataPrimaryAmount(List<BudgetData> items) {
+  return items.fold(
+    0,
+    (sum, next) => sum + next.primaryAmount,
+  );
+}
+
+/// Calculates the sum of the amounts used of a list of [BudgetData].
+double sumBudgetDataAmountUsed(List<BudgetData> items) {
+  return items.fold(
+    0.0,
+    (sum, next) => sum + next.amountUsed,
+  );
+}
+
+/// A data model for an account.
+///
+/// The [primaryAmount] is the balance of the account in USD.
+class AccountData {
+  const AccountData({this.name, this.primaryAmount, this.accountNumber});
+
+  /// The display name of this entity.
+  final String name;
+
+  // The primary amount or value of this entity.
+  final double primaryAmount;
+
+  /// The full displayable account number.
+  final String accountNumber;
+}
+
+/// A data model for a bill.
+///
+/// The [primaryAmount] is the amount due in USD.
+class BillData {
+  const BillData({this.name, this.primaryAmount, this.dueDate});
+
+  /// The display name of this entity.
+  final String name;
+
+  // The primary amount or value of this entity.
+  final double primaryAmount;
+
+  /// The due date of this bill.
+  final String dueDate;
+}
+
+/// A data model for a budget.
+///
+/// The [primaryAmount] is the budget cap in USD.
+class BudgetData {
+  const BudgetData({this.name, this.primaryAmount, this.amountUsed});
+
+  /// The display name of this entity.
+  final String name;
+
+  // The primary amount or value of this entity.
+  final double primaryAmount;
+
+  /// Amount of the budget that is consumed or used.
+  final double amountUsed;
+}
+
+class DetailedEventData {
+  const DetailedEventData({
+    this.title,
+    this.date,
+    this.amount,
+  });
+
+  final String title;
+  final DateTime date;
+  final double amount;
+}
+
+/// Class to return dummy data lists.
+///
+/// In a real app, this might be replaced with some asynchronous service.
+class DummyDataService {
+  static List<AccountData> getAccountDataList() {
+    return [
+      AccountData(
+        name: 'Checking',
+        primaryAmount: 2215.13,
+        accountNumber: '1234561234',
+      ),
+      AccountData(
+        name: 'Home Savings',
+        primaryAmount: 8678.88,
+        accountNumber: '8888885678',
+      ),
+      AccountData(
+        name: 'Car Savings',
+        primaryAmount: 987.48,
+        accountNumber: '8888889012',
+      ),
+      AccountData(
+        name: 'Vacation',
+        primaryAmount: 253.0,
+        accountNumber: '1231233456',
+      ),
+    ];
+  }
+
+  static List<DetailedEventData> getDetailedEventItems() {
+    return [
+      DetailedEventData(
+          title: 'Genoe', date: DateTime.utc(2019, 1, 24), amount: -16.54),
+      DetailedEventData(
+          title: 'Fortnightly Subscribe',
+          date: DateTime.utc(2019, 1, 5),
+          amount: -12.54),
+      DetailedEventData(
+          title: 'Circle Cash', date: DateTime.utc(2019, 1, 5), amount: 365.65),
+      DetailedEventData(
+          title: 'Crane Hospitality',
+          date: DateTime.utc(2019, 1, 4),
+          amount: -705.13),
+      DetailedEventData(
+          title: 'ABC Payroll',
+          date: DateTime.utc(2018, 12, 15),
+          amount: 1141.43),
+      DetailedEventData(
+          title: 'Shrine', date: DateTime.utc(2018, 12, 15), amount: -88.88),
+      DetailedEventData(
+          title: 'Foodmates', date: DateTime.utc(2018, 12, 4), amount: -11.69),
+    ];
+  }
+
+  static List<BillData> getBillDataList() {
+    return [
+      BillData(
+        name: 'RedPay Credit',
+        primaryAmount: 45.36,
+        dueDate: 'Jan 29',
+      ),
+      BillData(
+        name: 'Rent',
+        primaryAmount: 1200.0,
+        dueDate: 'Feb 9',
+      ),
+      BillData(
+        name: 'TabFine Credit',
+        primaryAmount: 87.33,
+        dueDate: 'Feb 22',
+      ),
+      BillData(
+        name: 'ABC Loans',
+        primaryAmount: 400.0,
+        dueDate: 'Feb 29',
+      ),
+    ];
+  }
+
+  static List<BudgetData> getBudgetDataList() {
+    return [
+      BudgetData(
+        name: 'Coffee Shops',
+        primaryAmount: 70.0,
+        amountUsed: 45.49,
+      ),
+      BudgetData(
+        name: 'Groceries',
+        primaryAmount: 170.0,
+        amountUsed: 16.45,
+      ),
+      BudgetData(
+        name: 'Restaurants',
+        primaryAmount: 170.0,
+        amountUsed: 123.25,
+      ),
+      BudgetData(
+        name: 'Clothing',
+        primaryAmount: 70.0,
+        amountUsed: 19.45,
+      ),
+    ];
+  }
+
+  static List<String> getSettingsTitles() {
+    return [
+      'Manage Accounts',
+      'Tax Documents',
+      'Passcode and Touch ID',
+      'Notifications',
+      'Personal Information',
+      'Paperless Settings',
+      'Find ATMs',
+      'Help',
+    ];
+  }
+}