import 'package:cookit/src/recipes/decision.dart';
import 'package:cookit/src/recipes/models/recipe.dart';
import 'package:flutter_test/flutter_test.dart';

import '../support/fixtures.dart';

void main() {
  Recipe make(String id, {String? course, int? prep, int? cook}) => Recipe(
    id: id,
    name: id,
    courseId: course,
    prepMinutes: prep,
    cookMinutes: cook,
    createdAt: testTime,
    updatedAt: testTime,
  );

  final quickPasta = make('quick pasta', course: 'main', prep: 10, cook: 15);
  final roast = make('roast', course: 'main', prep: 30, cook: 90);
  final cake = make('cake', course: 'dessert', prep: 20, cook: 40);
  final noTime = make('no time', course: 'main');
  final all = [quickPasta, roast, cake, noTime];

  List<String> names(DecisionChoice c) => c.matching(all).map((r) => r.name).toList();

  test('no answers match everything', () {
    expect(names(const DecisionChoice()), ['quick pasta', 'roast', 'cake', 'no time']);
  });

  test('several Courses can be chosen', () {
    expect(names(const DecisionChoice(courseIds: {'dessert'})), ['cake']);
    expect(names(const DecisionChoice(courseIds: {'dessert', 'main'})), hasLength(4));
  });

  test('a time limit uses the total time and leaves out Recipes without one', () {
    expect(names(const DecisionChoice(time: TimeLimit.upTo30)), ['quick pasta']);
    expect(names(const DecisionChoice(time: TimeLimit.upTo60)), ['quick pasta', 'cake']);
    expect(names(const DecisionChoice(time: TimeLimit.any)), contains('no time'));
  });

  test('answers combine, and can be loosened one at a time', () {
    const choice = DecisionChoice(courseIds: {'main'}, time: TimeLimit.upTo60);
    expect(names(choice), ['quick pasta']);
    expect(names(choice.withoutTimeLimit()), ['quick pasta', 'roast', 'no time']);
    expect(names(choice.withAllCourses()), ['quick pasta', 'cake']);
  });
}