using Model;

namespace Test
{
    public class TestGame
    {
        [Fact]
        public void Constructor()
        {

            Game game = new("game", "description", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.NotNull(game);
            Game game2 = new();
            Assert.NotNull(game2);
        }

        [Fact]
        public void Name()
        {

            Game game = new("", "description", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.Null(game.Name);

            Game game2 = new(null, "description", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.Null(game2.Name);

            Game game3 = new("good", "description", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.Equal("good", game3.Name);
        }

        [Fact]
        public void Description()
        {

            Game game = new("name", "", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.Null(game.Description);

            Game game2 = new("name", null, 2012, new List<String> {"1","2","3"}, "cover");
            Assert.Null(game2.Description);

            Game game3 = new("name", "good", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.Equal("good", game3.Description);
        }
        
        [Fact]
        public void Year()
        {

            Game game = new("name", "description", 1111, new List<String> {"1","2","3"}, "cover");
            Assert.Equal(0, game.Year);

            Game game2 = new("name", "description", 9999, new List<String> {"1","2","3"}, "cover");
            Assert.Equal(0, game2.Year);

            Game game3 = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.Equal(2012, game3.Year);
        }

        [Fact]
        public void Tags()
        {
            Game game = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");
            Assert.NotNull(game.Tags);
            Assert.Equal(new List<String> { "1", "2", "3" }, game.Tags);

            Game game2 = new("name", "description", 2012, null, "cover");
            Assert.NotNull(game2.Tags);
            Assert.Empty(game2.Tags);

            Game game3 = new("name", "description", 2012, new List<String> {"1","2"}, "cover");
            Assert.NotNull(game3.Tags);
            Assert.Equal(2,game3.Tags.Count);
        }
        
        [Fact]
        public void AddReview()
        {
            Review r1 = new("User 1", 2.5f, "cool"), r2 = new("User 2", 4, "tres cool"), r3 = new("User 3", 1, "pas cool");

            Game game = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");

            game.AddReview(r1);
            game.AddReview(r2);
            game.AddReview(r3);

            Assert.NotEmpty(game.Reviews);
        }

        [Fact]
        public void RemoveReview()
        {
            Review r1 = new("User 1", 2.5f, "cool"), r2 = new("User 2", 4, "tres cool"), r3 = new("User 3", 1, "pas cool");

            Game game = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");

            game.AddReview(r1);
            game.AddReview(r2);
            game.AddReview(r3);
            game.RemoveReview(r2);

            Assert.DoesNotContain(r2, game.Reviews);
        }

        [Fact]
        public void ChangeName()
        {

            Game game = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");
            game.NameChange("newName");

            Assert.Equal("newName", game.Name);
        }

        [Fact]
        public void ChangeDescription()
        {

            Game game = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");
            game.DescChange("newDesc");

            Assert.Equal("newDesc", game.Description);
        }

        [Fact]
        public void ChangeYear()
        {

            Game game = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");
            game.YearChange(2020);

            Assert.Equal(2020, game.Year);
        }

        [Fact]
        public void ChangeTags()
        {
            Game game = new("name", "description", 2012, new List<String> { "1", "2", "3" }, "cover");
            game.NameChange("newName");
            game.TagChange(new List<String> { "1", "2" });
            Assert.Equal(3, game.Tags.Count);
        }

        [Fact]
        public void Average()
        {
            Review r1 = new("User 1", 2.5f, "cool"), r2 = new("User 2", 4, "tres cool"), r3 = new("User 3", 1, "pas cool");

            Game game = new("name", "description", 2012, new List<String> {"1","2","3"}, "cover");

            game.AddReview(r1);
            game.AddReview(r2);
            game.AddReview(r3);

            Assert.Equal(2.5f, game.GetAvgRate());
        }

        [Fact]
        public void Hash()
        {
            Game game = new("name", "description", 2012, new List<String> { "1", "2", "3" }, "cover");
            Assert.Equal(game.Name.GetHashCode(), game.GetHashCode());
        }

        [Fact]
        public void Equal()
        {
            Game game = new("name", "description", 2012, new List<String> { "1", "2", "3" }, "cover");
            Game game2 = new("name", "description2", 2020, new List<String> { "1" }, "cover2");
            Game game3 = new("name2", "description", 2010, new List<String> { "1", "2", "3" }, "cover");
            Review rev = new("User 1", 3, "text");

            Assert.True(game.Equals(game2));
            Assert.False(game.Equals(game3));
            Assert.False(game.Equals((Review)rev));
            Assert.False(game.Equals(null));
        }

        [Fact]
        public void Str()
        {
            Game game = new("name", "description", 2012, new List<String> { "1", "2", "3" }, "cover");
            Review rev = new("User 1", 3, "rev");
            Review rev2 = new("User 2", 4, "rev2");
            game.AddReview(rev);
            game.AddReview(rev2);
            Assert.Equal("name : description : 2012 : cover\nUser 1 : 3 : rev\nUser 2 : 4 : rev2\n", game.ToString());
        }
    }
}