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Added report functionality and Dropbox connection

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Courtney Arnold 2026-08-13 17:43:42 -05:00
parent 483fbeafb6
commit c7494eda92
8 changed files with 614 additions and 2 deletions
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test/fuel_report_test.dart Normal file
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import 'package:flutter_test/flutter_test.dart';
import 'package:fuel_tax_tracker/models/fuel_entry.dart';
import 'package:fuel_tax_tracker/models/vehicle.dart';
import 'package:fuel_tax_tracker/services/fuel_report.dart';
void main() {
final truck = Vehicle(
id: 'v1',
vin: '1FMPU18L1TLB51349',
nickname: 'Truck',
updatedAt: DateTime.utc(2026, 1, 1),
);
final car = Vehicle(
id: 'v2',
vin: '1GNWK5EG4DR302326',
updatedAt: DateTime.utc(2026, 1, 1),
);
FuelEntry entry({
required String id,
required String vehicleId,
required DateTime date,
double gallons = 10,
double totalCost = 35,
String? receiptImagePath,
String? receiptDriveFileId,
}) =>
FuelEntry(
id: id,
vehicleId: vehicleId,
date: date,
gallons: gallons,
pricePerGallon: totalCost / gallons,
totalCost: totalCost,
updatedAt: date,
receiptImagePath: receiptImagePath,
receiptDriveFileId: receiptDriveFileId,
);
test('sums gallons and cost per vehicle, only for entries with a receipt', () {
final report = buildFuelReport(
vehicles: [truck, car],
fuelEntries: [
entry(
id: 'e1',
vehicleId: 'v1',
date: DateTime(2026, 3, 5),
gallons: 10,
totalCost: 35,
receiptImagePath: '/local/a.jpg'),
entry(
id: 'e2',
vehicleId: 'v1',
date: DateTime(2026, 3, 20),
gallons: 12,
totalCost: 42,
receiptDriveFileId: 'remote-1'),
// No receipt at all — should be excluded even though it's in range.
entry(id: 'e3', vehicleId: 'v1', date: DateTime(2026, 3, 10), gallons: 99, totalCost: 999),
],
startDate: DateTime(2026, 3, 1),
endDate: DateTime(2026, 3, 31),
);
expect(report.rows, hasLength(1));
expect(report.rows.single.vehicle.id, 'v1');
expect(report.rows.single.entryCount, 2);
expect(report.rows.single.totalGallons, 22);
expect(report.rows.single.totalCost, 77);
});
test('date range is inclusive of both endpoints', () {
final report = buildFuelReport(
vehicles: [truck],
fuelEntries: [
entry(
id: 'first-day',
vehicleId: 'v1',
date: DateTime(2026, 3, 1),
receiptImagePath: '/a.jpg'),
entry(
id: 'last-day',
vehicleId: 'v1',
date: DateTime(2026, 3, 31),
receiptImagePath: '/b.jpg'),
entry(
id: 'day-after',
vehicleId: 'v1',
date: DateTime(2026, 4, 1),
receiptImagePath: '/c.jpg'),
],
startDate: DateTime(2026, 3, 1),
endDate: DateTime(2026, 3, 31),
);
expect(report.rows.single.entryCount, 2);
});
test('a receipt-photo time-of-day does not push it out of range', () {
final report = buildFuelReport(
vehicles: [truck],
fuelEntries: [
entry(
id: 'late-in-day',
vehicleId: 'v1',
date: DateTime(2026, 3, 31, 23, 59),
receiptImagePath: '/a.jpg',
),
],
startDate: DateTime(2026, 3, 1),
endDate: DateTime(2026, 3, 31),
);
expect(report.rows.single.entryCount, 1);
});
test('omits vehicles with no qualifying entries rather than a zero row', () {
final report = buildFuelReport(
vehicles: [truck, car],
fuelEntries: [
entry(id: 'e1', vehicleId: 'v1', date: DateTime(2026, 3, 5), receiptImagePath: '/a.jpg'),
],
startDate: DateTime(2026, 3, 1),
endDate: DateTime(2026, 3, 31),
);
expect(report.rows, hasLength(1));
expect(report.rows.single.vehicle.id, 'v1');
});
test('rows are sorted by vehicle display label', () {
final zVehicle = Vehicle(
id: 'v3',
vin: 'ZZZ00000000000000',
nickname: 'Zeta',
updatedAt: DateTime.utc(2026, 1, 1),
);
final aVehicle = Vehicle(
id: 'v4',
vin: 'AAA00000000000000',
nickname: 'Alpha',
updatedAt: DateTime.utc(2026, 1, 1),
);
final report = buildFuelReport(
vehicles: [zVehicle, aVehicle],
fuelEntries: [
entry(id: 'e1', vehicleId: 'v3', date: DateTime(2026, 3, 5), receiptImagePath: '/a.jpg'),
entry(id: 'e2', vehicleId: 'v4', date: DateTime(2026, 3, 5), receiptImagePath: '/b.jpg'),
],
startDate: DateTime(2026, 3, 1),
endDate: DateTime(2026, 3, 31),
);
expect(report.rows.map((r) => r.vehicle.id), ['v4', 'v3']);
});
test('report totals sum across all vehicle rows', () {
final report = buildFuelReport(
vehicles: [truck, car],
fuelEntries: [
entry(
id: 'e1',
vehicleId: 'v1',
date: DateTime(2026, 3, 5),
gallons: 10,
totalCost: 35,
receiptImagePath: '/a.jpg'),
entry(
id: 'e2',
vehicleId: 'v2',
date: DateTime(2026, 3, 6),
gallons: 8,
totalCost: 28,
receiptImagePath: '/b.jpg'),
],
startDate: DateTime(2026, 3, 1),
endDate: DateTime(2026, 3, 31),
);
expect(report.totalGallons, 18);
expect(report.totalCost, 63);
});
}