Example #1
0
        public IDisposable Start(
            IObservable <BuildProject> buildArgs,
            IScheduler scheduler = null)
        {
            scheduler = scheduler ?? Scheduler.Default;

            var refresh = _refresh.Merge(Messages.TryParse(ReifyRequired.MessageType, ReifyRequired.ReadDataFrom));

            var disposable = _simulatorHost.SubscribeUsing(host =>
            {
                var endedMessages = host.Messages.TryParse(Ended.MessageType, Ended.ReadDataFrom);

                return(Disposable.Combine(
                           Disposable.Create(() => _proxy.RemoveProject(Port)),

                           _project.Mutations
                           .Merge(_project.Mutations
                                  .OfType <ReifyRequired>().StartWith(new ReifyRequired())
                                  .WithLatestFromBuffered(_project.LatestSource, (signal, data) => data.ToArray())
                                  .Do(
                                      docs =>
                {
                    foreach (var doc in docs)
                    {
                        doc.LiveDocument.UpdateSimulatorIds();
                    }
                })
                                  .Throttle(TimeSpan.FromSeconds(1.0 / 20.0), scheduler)
                                  .ObserveOn(Application.MainThread)
                                  .Select(docs => (IBinaryMessage) new GenerateBytecode(Guid.NewGuid(), List.ToImmutableList(docs.Select(doc => doc.FileContents)))))
                           .Merge(_rebuild.StartWith(new object())
                                  .CombineLatest(buildArgs, (_, t) => t)
                                  .WithLatestFromBuffered(_project.BuildOutputDirectory, (args, buildDir) =>
                {
                    var output = _buildOutputDirGenerator.Acquire(buildDir / new DirectoryName("Local") / new DirectoryName("Designer"));
                    args.OutputDir = output.NativePath;
                    args.Id = Guid.NewGuid();

                    return args;
                })
                                  .Do(args => _proxy.AddProject(
                                          Port,
                                          AccessCode.ToString(),
                                          args.ProjectPath,
                                          args.Defines.ToArray())))
                           .Merge(refresh
                                  .WithLatestFromBuffered(_project.LatestSource, (signal, data) => data.ToArray())
                                  .Select(docs => new GenerateBytecode(Guid.NewGuid(), List.ToImmutableList(docs.Select(doc => doc.FileContents))))
                                  .SkipUntil(endedMessages))
                           .Subscribe(host.Send),

                           endedMessages.Subscribe(ended =>
                {
                    if (ended.Command.Type == BuildProject.MessageType)
                    {
                        _buildOutputDirGenerator.Release(ended.BuildDirectory);
                        Refresh();
                    }
                })));
            });

            _simulatorHost.Connect();

            return(disposable);
        }