@Tags(['shots'])
library;

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:get/get.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'support/golden_fonts.dart';

import 'package:miler/data/api_config.dart';
import 'package:miler/data/mock_backend.dart';
import 'package:miler/data/service_profile.dart';
import 'package:miler/views/Dashboard/pickups/pickups.dart';
import 'package:miler/views/helpers/constants/Colorconstants.dart';

/// A look at the three-door card, rendered from the SAME fixture the running
/// app serves — `MockBackend.multiDropVisit` — through the SAME adapter the
/// network path uses. Nothing here hand-builds a stop map, so what is on screen
/// is what a rider sees when the backend sends a fanned-out customer pickup.
///
/// Writes PNGs to `test/shots_out/` rather than comparing goldens: the point is
/// to look at it, not to pin it.
void main() {
  setUpAll(() async {
    await loadGoldenFonts();
    Directory('test/shots_out').createSync(recursive: true);
  });

  tearDown(() {
    Get.reset();
    ServiceProfile.setActive(ServiceProfile.parcel);
  });

  Future<void> shoot(
    WidgetTester tester,
    String name,
    Widget child, {
    double height = 340,
    double width = 390,
  }) async {
    SharedPreferences.setMockInitialValues({'userid': 1});
    tester.view.physicalSize = Size(width * 3, height * 3);
    tester.view.devicePixelRatio = 3.0;
    addTearDown(tester.view.reset);

    await tester.pumpWidget(
      ScreenUtilInit(
        designSize: Size(width, height),
        builder: (_, _) => MaterialApp(
          debugShowCheckedModeBanner: false,
          home: Scaffold(
            backgroundColor: ColorConstants.daylightSurface,
            body: SingleChildScrollView(
              child: Padding(
                padding: const EdgeInsets.symmetric(vertical: 12),
                child: child,
              ),
            ),
          ),
        ),
      ),
    );
    await tester.pumpAndSettle();

    await expectLater(
      find.byType(MaterialApp),
      matchesGoldenFile('shots_out/$name.png'),
    );
  }

  /// The fixture the app serves, put through the real adapter.
  List<Map<String, dynamic>> stops() => [
    for (final row in MockBackend.multiDropVisit)
      ApiConfig.pickupFromBooking(Map<String, dynamic>.from(row)),
  ];

  testWidgets('door 1 of 3 — Chennai, two parcels', (tester) async {
    ServiceProfile.setActive(ServiceProfile.milkMan);
    final all = stops();
    await shoot(
      tester,
      'multidrop_stop1',
      PickupCard(
        item: all[0],
        displayStep: 1,
        distanceMeters: 1400,
        collectedIds: {all[0]['orderid'] as String},
        outForDeliveryIds: {all[0]['orderid'] as String},
      ),
    );
  });

  testWidgets('door 2 of 3 — Ernakulam', (tester) async {
    ServiceProfile.setActive(ServiceProfile.milkMan);
    final all = stops();
    await shoot(
      tester,
      'multidrop_stop2',
      PickupCard(
        item: all[1],
        displayStep: 2,
        distanceMeters: 3100,
        collectedIds: {all[1]['orderid'] as String},
        outForDeliveryIds: {all[1]['orderid'] as String},
      ),
    );
  });

  testWidgets('the three stacked, as the queue shows them', (tester) async {
    ServiceProfile.setActive(ServiceProfile.milkMan);
    final all = stops();
    await shoot(
      tester,
      'multidrop_queue',
      Column(
        children: [
          for (var i = 0; i < all.length; i++)
            Padding(
              padding: const EdgeInsets.only(bottom: 10),
              child: PickupCard(
                item: all[i],
                displayStep: i + 1,
                distanceMeters: 1400.0 + i * 900,
                collectedIds: {all[i]['orderid'] as String},
                outForDeliveryIds: {all[i]['orderid'] as String},
              ),
            ),
        ],
      ),
      height: 960,
    );
  });

  testWidgets('a single-destination booking is unchanged', (tester) async {
    ServiceProfile.setActive(ServiceProfile.milkMan);
    final one = ApiConfig.pickupFromBooking({
      'bookingid': 900777,
      'bookingreference': 'MOCK-000777',
      'status': 'Converted_To_Consignment',
      'consignmentid': 900777,
      'consignmentstatus': 'Out_for_Delivery',
      'next_action': 'deliver',
      'destinationseq': 0,
      'destinationcount': 1,
      'pickup_source_name': 'Ravi Kumar',
      'pickupaddress': '14, Cross Cut Road, Gandhipuram, Coimbatore 641012',
      'deliveryaddress': '12, SNS Colony, Peelamedu, Coimbatore 641004',
      'customername': 'Ravi Kumar',
      'recipientname': 'Joe Mathew',
      'parcels': [
        {'bookingparcelid': 1, 'itemcategory': 'General'},
      ],
    });
    await shoot(
      tester,
      'multidrop_single',
      PickupCard(
        item: one,
        displayStep: 1,
        distanceMeters: 900,
        collectedIds: {one['orderid'] as String},
        outForDeliveryIds: {one['orderid'] as String},
      ),
    );
  });
}