import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:patbond_flutter/core/theme/app_theme.dart';
import 'package:patbond_flutter/core/widgets/pet_avatar.dart';

void main() {
  Future<void> pump(WidgetTester tester, Widget child) {
    return tester.pumpWidget(
      MaterialApp(
        home: Scaffold(body: Center(child: child)),
      ),
    );
  }

  testWidgets('四档尺寸与规格一致（96/64/44/32）', (tester) async {
    expect(PetAvatarSize.xl.dimension, 96);
    expect(PetAvatarSize.lg.dimension, 64);
    expect(PetAvatarSize.md.dimension, 44);
    expect(PetAvatarSize.sm.dimension, 32);

    await pump(tester, const PetAvatar(size: PetAvatarSize.xl));
    final size = tester.getSize(find.byType(PetAvatar));
    expect(size.width, 96);
    expect(size.height, 96);
  });

  testWidgets('无 url 渲染本地占位形态（ADR-010：pets 图标）', (tester) async {
    await pump(tester, const PetAvatar(size: PetAvatarSize.lg));
    final icon = tester.widget<Icon>(find.byIcon(Icons.pets));
    expect(icon.color, AppColors.muted);
    expect(find.byType(Image), findsNothing);
  });

  testWidgets('xl 档编辑徽标为 primaryStrong 底白图标（无障碍修订）', (tester) async {
    await pump(
      tester,
      const PetAvatar(size: PetAvatarSize.xl, showEditBadge: true),
    );
    final badgeIcon = tester.widget<Icon>(find.byIcon(Icons.edit));
    expect(badgeIcon.color, Colors.white);
    final badge = tester.widget<Container>(
      find.ancestor(
        of: find.byIcon(Icons.edit),
        matching: find.byType(Container),
      ),
    );
    final decoration = badge.decoration as BoxDecoration;
    expect(decoration.color, AppColors.primaryStrong);
  });

  testWidgets('sm/md 档不渲染编辑徽标', (tester) async {
    await pump(
      tester,
      const PetAvatar(size: PetAvatarSize.sm, showEditBadge: true),
    );
    expect(find.byIcon(Icons.edit), findsNothing);
  });

  testWidgets('onTap 生效且禁用态不响应', (tester) async {
    var taps = 0;
    await pump(tester, PetAvatar(size: PetAvatarSize.lg, onTap: () => taps++));
    await tester.tap(find.byType(PetAvatar));
    expect(taps, 1);

    await pump(
      tester,
      PetAvatar(size: PetAvatarSize.lg, enabled: false, onTap: () => taps++),
    );
    await tester.tap(find.byType(PetAvatar));
    expect(taps, 1);
  });
}