using System;
using Octokit.Internal;
using Xunit;

namespace Octokit.Tests
{
    public class SimpleJsonSerializerTests
    {
        public class TheSerializeMethod
        {
            [Fact]
            public void UsesRubyCasing()
            {
                var item = new Sample { Id = 42, FirstName = "Phil", IsSomething = true, Private = true };

                var json = new SimpleJsonSerializer().Serialize(item);

                Assert.Equal("{\"id\":42,\"first_name\":\"Phil\",\"is_something\":true,\"private\":true}", json);
            }

            [Fact]
            public void OmitsPropertiesWithNullValue()
            {
                var item = new
                {
                    Object = (object)null,
                    NullableInt = (int?)null,
                    NullableBool = (bool?)null
                };

                var json = new SimpleJsonSerializer().Serialize(item);

                Assert.Equal("{}", json);
            }

            [Fact]
            public void DoesNotOmitsNullablePropertiesWithAValue()
            {
                var item = new
                {
                    Object = new { Id = 42 },
                    NullableInt = (int?)1066,
                    NullableBool = (bool?)true
                };

                var json = new SimpleJsonSerializer().Serialize(item);

                Assert.Equal("{\"object\":{\"id\":42},\"nullable_int\":1066,\"nullable_bool\":true}", json);
            }

            [Fact]
            public void HandlesMixingNullAndNotNullData()
            {
                var item = new
                {
                    Int = 42,
                    Bool = true,
                    NullableInt = (int?)null,
                    NullableBool = (bool?)null
                };

                var json = new SimpleJsonSerializer().Serialize(item);

                Assert.Equal("{\"int\":42,\"bool\":true}", json);
            }
        }

        public class TheDeserializeMethod
        {
            [Fact]
            public void UnderstandsRubyCasing()
            {
                const string json = "{\"id\":42,\"first_name\":\"Phil\",\"is_something\":true,\"private\":true}";

                var sample = new SimpleJsonSerializer().Deserialize<Sample>(json);

                Assert.Equal(42, sample.Id);
                Assert.Equal("Phil", sample.FirstName);
                Assert.True(sample.IsSomething);
                Assert.True(sample.Private);
            }

            [Fact]
            public void CanDeserializeOrganization()
            {
                const string json = "{" +
                  "\"login\": \"mono\"," +
                  "\"id\": 53395," +
                  "\"avatar_url\": \"https://avatars.githubusercontent.com/u/53395?\"," +
                  "\"gravatar_id\": \"f275a99c0b4e6044d3e81daf445f8174\"," +
                  "\"url\": \"https://api.github.com/users/mono\"," +
                  "\"html_url\": \"https://github.com/mono\"," +
                  "\"followers_url\": \"https://api.github.com/users/mono/followers\"," +
                  "\"following_url\": \"https://api.github.com/users/mono/following{/other_user}\"," +
                  "\"gists_url\": \"https://api.github.com/users/mono/gists{/gist_id}\"," +
                  "\"starred_url\": \"https://api.github.com/users/mono/starred{/owner}{/repo}\"," +
                  "\"subscriptions_url\": \"https://api.github.com/users/mono/subscriptions\"," +
                  "\"organizations_url\": \"https://api.github.com/users/mono/orgs\"," +
                  "\"repos_url\": \"https://api.github.com/users/mono/repos\"," +
                  "\"events_url\": \"https://api.github.com/users/mono/events{/privacy}\"," +
                  "\"received_events_url\": \"https://api.github.com/users/mono/received_events\"," +
                  "\"type\": \"Organization\"," +
                  "\"site_admin\": false," +
                  "\"name\": \"Mono Project\"," +
                  "\"company\": null," +
                  "\"blog\": \"http://mono-project.com\"," +
                  "\"location\": \"Boston, MA\"," +
                  "\"email\": \"mono@xamarin.com\"," +
                  "\"hireable\": null," +
                  "\"bio\": null," +
                  "\"public_repos\": 161," +
                  "\"public_gists\": 0," +
                  "\"followers\": 0," +
                  "\"following\": 0," +
                  "\"created_at\": \"2009-02-10T17:53:17Z\"," +
                  "\"updated_at\": \"2014-07-07T00:12:56Z\"" +
                "}";

                var result = new SimpleJsonSerializer().Deserialize<User>(json);

                Assert.Equal("Mono Project", result.Name);
                Assert.Null(result.Hireable);
            }

            [Fact]
            public void DeserializesInheritedProperties()
            {
                const string json = "{\"sha\":\"commit-sha\",\"url\":\"commit-url\",\"message\":\"commit-message\"}";

                var result = new SimpleJsonSerializer().Deserialize<Commit>(json);

                Assert.Equal("commit-sha", result.Sha);
                Assert.Equal("commit-url", result.Url);
                Assert.Equal("commit-message", result.Message);
            }

            [Fact]
            public void RespectsParameterKeyName()
            {
                const string json = "{\"_links\":\"blah\"}";

                var result = new SimpleJsonSerializer().Deserialize<Sample>(json);

                Assert.Equal("blah", result.Links);
            }
        }

        public class Sample
        {
            public int Id { get; set; }
            public string FirstName { get; set; }
            public bool IsSomething { get; set; }
            public bool Private { get; set; }
            [Parameter(Key = "_links")]
            public string Links { get; set; }
        }
    }
}