public PullRequestViewModel(IApplicationService applicationService, IMarkdownService markdownService, IActionMenuService actionMenuService)
{
_applicationService = applicationService;
_markdownService = markdownService;
GoToUrlCommand = this.CreateUrlCommand();
Comments = new ReactiveList <Octokit.IssueComment>();
Events = new ReactiveList <Octokit.IssueEvent>();
this.WhenAnyValue(x => x.Id).Subscribe(x => Title = "Pull Request #" + x);
_canMerge = this.WhenAnyValue(x => x.PullRequest)
.Select(x => x != null && !x.Merged)
.ToProperty(this, x => x.CanMerge);
var canMergeObservable = this.WhenAnyValue(x => x.PullRequest).Select(x =>
x != null && !x.Merged && x.Mergeable.HasValue && x.Mergeable.Value);
MergeCommand = ReactiveCommand.CreateAsyncTask(canMergeObservable, async t =>
{
var req = new Octokit.MergePullRequest(null);
var response = await _applicationService.GitHubClient.PullRequest.Merge(RepositoryOwner, RepositoryName, Id, req);
if (!response.Merged)
{
throw new Exception(string.Format("Unable to merge pull request: {0}", response.Message));
}
LoadCommand.ExecuteIfCan();
});
ToggleStateCommand = ReactiveCommand.CreateAsyncTask(
this.WhenAnyValue(x => x.PullRequest).Select(x => x != null),
async t =>
{
var newState = PullRequest.State == Octokit.ItemState.Open ? Octokit.ItemState.Closed : Octokit.ItemState.Open;
try
{
var req = new Octokit.PullRequestUpdate {
State = newState
};
PullRequest = await _applicationService.GitHubClient.PullRequest.Update(RepositoryOwner, RepositoryName, Id, req);
}
catch (Exception e)
{
throw new Exception("Unable to " + (newState == Octokit.ItemState.Closed ? "close" : "open") + " the item. " + e.Message, e);
}
});
GoToHtmlUrlCommand = ReactiveCommand.Create(this.WhenAnyValue(x => x.PullRequest).Select(x => x != null));
GoToHtmlUrlCommand.Select(_ => PullRequest.HtmlUrl).Subscribe(this.ShowWebBrowser);
GoToCommitsCommand = ReactiveCommand.Create().WithSubscription(_ =>
{
var vm = CreateViewModel <PullRequestCommitsViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.PullRequestId = Id;
ShowViewModel(vm);
});
GoToFilesCommand = ReactiveCommand.Create().WithSubscription(_ =>
{
var vm = CreateViewModel <PullRequestFilesViewModel>();
vm.Username = RepositoryOwner;
vm.Repository = RepositoryName;
vm.PullRequestId = Id;
ShowViewModel(vm);
});
//
// ShareCommand = ReactiveCommand.Create(this.WhenAnyValue(x => x.PullRequest).Select(x => x != null && !string.IsNullOrEmpty(x.HtmlUrl)))
// .WithSubscription(_ => shareService.ShareUrl(PullRequest.HtmlUrl));
GoToEditCommand = ReactiveCommand.Create().WithSubscription(_ =>
{
var vm = CreateViewModel <IssueEditViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.Id = Id;
//vm.Issue = Issue;
// vm.WhenAnyValue(x => x.Issue).Skip(1).Subscribe(x => Issue = x);
ShowViewModel(vm);
});
GoToLabelsCommand = ReactiveCommand.Create(this.WhenAnyValue(x => x.Issue).Select(x => x != null)).WithSubscription(_ =>
{
var vm = CreateViewModel <IssueLabelsViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.IssueId = Id;
vm.SaveOnSelect = true;
// vm.SelectedLabels.Reset(Issue.Labels);
// vm.WhenAnyValue(x => x.Labels).Skip(1).Subscribe(x =>
// {
// Issue.Labels = x.ToList();
// this.RaisePropertyChanged("Issue");
// });
ShowViewModel(vm);
});
GoToMilestoneCommand = ReactiveCommand.Create(this.WhenAnyValue(x => x.Issue).Select(x => x != null)).WithSubscription(_ =>
{
var vm = CreateViewModel <IssueMilestonesViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.IssueId = Id;
vm.SaveOnSelect = true;
// vm.SelectedMilestone = Issue.Milestone;
// vm.WhenAnyValue(x => x.SelectedMilestone).Skip(1).Subscribe(x =>
// {
// Issue.Milestone = x;
// this.RaisePropertyChanged("Issue");
// });
ShowViewModel(vm);
});
GoToAssigneeCommand = ReactiveCommand.Create(this.WhenAnyValue(x => x.Issue).Select(x => x != null)).WithSubscription(_ =>
{
var vm = CreateViewModel <IssueAssignedToViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.IssueId = Id;
vm.SaveOnSelect = true;
// vm.SelectedUser = Issue.Assignee;
// vm.WhenAnyValue(x => x.SelectedUser).Skip(1).Subscribe(x =>
// {
// Issue.Assignee = x;
// this.RaisePropertyChanged("Issue");
// });
ShowViewModel(vm);
});
GoToAddCommentCommand = ReactiveCommand.Create().WithSubscription(_ =>
{
var vm = CreateViewModel <IssueCommentViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.Id = Id;
vm.CommentAdded.Subscribe(Comments.Add);
ShowViewModel(vm);
});
ShowMenuCommand = ReactiveCommand.CreateAsyncTask(
this.WhenAnyValue(x => x.PullRequest).Select(x => x != null),
_ =>
{
var menu = actionMenuService.Create(Title);
menu.AddButton("Edit", GoToEditCommand);
menu.AddButton(PullRequest.State == Octokit.ItemState.Closed ? "Open" : "Close", ToggleStateCommand);
menu.AddButton("Comment", GoToAddCommentCommand);
menu.AddButton("Share", ShareCommand);
menu.AddButton("Show in GitHub", GoToHtmlUrlCommand);
return(menu.Show());
});
_markdownDescription = this.WhenAnyValue(x => x.PullRequest).IsNotNull()
.Select(x => _markdownService.Convert(x.Body))
.ToProperty(this, x => x.MarkdownDescription);
LoadCommand = ReactiveCommand.CreateAsyncTask(async _ =>
{
var pullRequest = _applicationService.GitHubClient.PullRequest.Get(RepositoryOwner, RepositoryName, Id);
var comments = _applicationService.GitHubClient.PullRequest.Comment.GetAll(RepositoryOwner, RepositoryName, Id);
var events = _applicationService.GitHubClient.Issue.Events.GetForIssue(RepositoryOwner, RepositoryName, Id);
var issue = _applicationService.GitHubClient.Issue.Get(RepositoryOwner, RepositoryName, Id);
await Task.WhenAll(pullRequest, issue, comments, events);
PullRequest = pullRequest.Result;
Issue = issue.Result;
});
}
public PullRequestViewModel(
IApplicationService applicationService,
IMarkdownService markdownService,
IActionMenuFactory actionMenuService)
: base(applicationService, markdownService)
{
this.WhenAnyValue(x => x.Id)
.Subscribe(x => Title = "Pull Request #" + x);
_canMerge = this.WhenAnyValue(x => x.PullRequest)
.Select(x => x != null && !x.Merged)
.ToProperty(this, x => x.CanMerge);
var canMergeObservable = this.WhenAnyValue(x => x.PullRequest).Select(x =>
x != null && !x.Merged && x.Mergeable.HasValue && x.Mergeable.Value);
MergeCommand = ReactiveCommand.CreateAsyncTask(canMergeObservable, async t =>
{
var req = new Octokit.MergePullRequest(null);
var response = await applicationService.GitHubClient.PullRequest.Merge(RepositoryOwner, RepositoryName, Id, req);
if (!response.Merged)
{
throw new Exception(string.Format("Unable to merge pull request: {0}", response.Message));
}
LoadCommand.ExecuteIfCan();
});
// ToggleStateCommand = ReactiveCommand.CreateAsyncTask(
// this.WhenAnyValue(x => x.PullRequest).Select(x => x != null),
// async t =>
// {
// var newState = PullRequest.State == Octokit.ItemState.Open ? Octokit.ItemState.Closed : Octokit.ItemState.Open;
//
// try
// {
// var req = new Octokit.PullRequestUpdate { State = newState };
// PullRequest = await applicationService.GitHubClient.PullRequest.Update(RepositoryOwner, RepositoryName, Id, req);
// }
// catch (Exception e)
// {
// throw new Exception("Unable to " + (newState == Octokit.ItemState.Closed ? "close" : "open") + " the item. " + e.Message, e);
// }
// });
GoToHtmlUrlCommand = ReactiveCommand.Create(this.WhenAnyValue(x => x.PullRequest).Select(x => x != null));
GoToHtmlUrlCommand.Select(_ => PullRequest.HtmlUrl).Subscribe(GoToUrlCommand.ExecuteIfCan);
GoToCommitsCommand = ReactiveCommand.Create().WithSubscription(_ =>
{
var vm = this.CreateViewModel <PullRequestCommitsViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.PullRequestId = Id;
NavigateTo(vm);
});
GoToFilesCommand = ReactiveCommand.Create().WithSubscription(_ =>
{
var vm = this.CreateViewModel <PullRequestFilesViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.PullRequestId = Id;
NavigateTo(vm);
});
ShareCommand = ReactiveCommand.Create(this.WhenAnyValue(x => x.PullRequest).Select(x => x != null));
ShareCommand.Subscribe(_ => actionMenuService.ShareUrl(PullRequest.HtmlUrl));
GoToEditCommand = ReactiveCommand.Create().WithSubscription(_ =>
{
var vm = this.CreateViewModel <IssueEditViewModel>();
vm.RepositoryOwner = RepositoryOwner;
vm.RepositoryName = RepositoryName;
vm.Id = Id;
//vm.Issue = Issue;
// vm.WhenAnyValue(x => x.Issue).Skip(1).Subscribe(x => Issue = x);
NavigateTo(vm);
});
ShowMenuCommand = ReactiveCommand.CreateAsyncTask(
this.WhenAnyValue(x => x.PullRequest).Select(x => x != null),
_ =>
{
var menu = actionMenuService.Create(Title);
menu.AddButton("Edit", GoToEditCommand);
menu.AddButton(PullRequest.State == Octokit.ItemState.Closed ? "Open" : "Close", ToggleStateCommand);
menu.AddButton("Comment", GoToAddCommentCommand);
menu.AddButton("Share", ShareCommand);
menu.AddButton("Show in GitHub", GoToHtmlUrlCommand);
return(menu.Show());
});
}
