public ConversationViewModel(ActivityGroupViewModel targetGroup, SelfStreamViewModel selfStream, CreateMessageViewModel replyMessage = null)
{
_selfStream = selfStream;
CurrentGroup = targetGroup;
if (replyMessage == null)
IsEditing = false;
else
{
IsEditing = true;
Reply = replyMessage;
}
if (CurrentGroup == null)
{
CurrentGroup = new ActivityGroupViewModel("", false);
}
GotoReply = new RelayCommand(() =>
{
IsEditing = true;
string targetUser = ActivityViewModel.GetAuthor(CurrentGroup.FirstActivity);
if (targetUser == SnooStreamViewModel.RedditUserState.Username)
{
var betterActivity = ((IEnumerable<ActivityViewModel>)CurrentGroup.Activities).FirstOrDefault(vm => ActivityViewModel.GetAuthor(vm) != SnooStreamViewModel.RedditUserState.Username);
if (betterActivity != null)
targetUser = ActivityViewModel.GetAuthor(betterActivity);
}
Reply = new CreateMessageViewModel { Username = targetUser, Topic = CurrentGroup.FirstActivity.SubTitle, IsReply = true };
RaisePropertyChanged("Reply");
RaisePropertyChanged("IsEditing");
});
DeleteMessage = new RelayCommand(() =>
{
});
GotoNewer = new RelayCommand(() =>
{
});
GotoOlder = new RelayCommand(() =>
{
});
}
public static ViewModelBase LoadFromDump(string dump, ViewModelBase context, SnooStreamViewModel rootContext)
{
try
{
var stateItem = JsonConvert.DeserializeObject<Tuple<string, string>>(dump);
switch (stateItem.Item1)
{
case "AboutUserViewModel":
{
var accountThing = JsonConvert.DeserializeObject<Tuple<Account, DateTime>>(stateItem.Item2);
return new AboutUserViewModel(accountThing.Item1, accountThing.Item2);
}
case "AboutRedditViewModel":
{
var subredditThing = JsonConvert.DeserializeObject<Tuple<Subreddit, DateTime>>(stateItem.Item2);
return new AboutRedditViewModel(subredditThing.Item1, subredditThing.Item2);
}
case "LinkRiverViewModel":
{
Debug.Assert(context is SnooStreamViewModel);
var subredditThing = JsonConvert.DeserializeObject<Tuple<Subreddit, string, List<Link>, DateTime, string, string>>(stateItem.Item2);
var result = rootContext.SubredditRiver.GetOrMakeSubreddit(subredditThing.Item6, subredditThing.Item1, subredditThing.Item2, subredditThing.Item3, subredditThing.Item4);
result.CurrentSelected = result.Links.FirstOrDefault(lnk => lnk.Id == subredditThing.Item5);
return result;
}
case "CommentsViewModel":
{
var dumpArgs = JsonConvert.DeserializeObject<Tuple<Listing, string, string, DateTime?>>(stateItem.Item2);
LinkViewModel targetContext = null;
if (context is LinkRiverViewModel)
targetContext = ((LinkRiverViewModel)context).Links.FirstOrDefault(link => link.Id == dumpArgs.Item3) as LinkViewModel;
var comments = new CommentsViewModel(targetContext, dumpArgs.Item1, dumpArgs.Item2, dumpArgs.Item4);
if (targetContext != null)
targetContext.Comments = comments;
return comments;
}
case "SettingsViewModel":
{
return new SettingsViewModel(SnooStreamViewModel.Settings);
}
case "PostViewModel":
{
var dumpArgs = JsonConvert.DeserializeAnonymousType(stateItem.Item2, new { Editing = false, Kind = "", Subreddit = "", Text = "", Title = "", Url = "" });
return new PostViewModel()
{
Editing = dumpArgs.Editing,
Kind = dumpArgs.Kind,
Subreddit = dumpArgs.Subreddit,
Text = dumpArgs.Text,
Title = dumpArgs.Title,
Url = dumpArgs.Url,
};
}
case "MessageViewModel":
{
var postViewModel = new CreateMessageViewModel();
return postViewModel;
}
case "ConversationViewModel":
{
var dumpArgs = JsonConvert.DeserializeAnonymousType(stateItem.Item2, new { ActivityId = "", Username = "", Topic = "", Contents = "", IsReply = false });
CreateMessageViewModel createMessage = null;
if (!string.IsNullOrWhiteSpace(dumpArgs.Username) || !string.IsNullOrWhiteSpace(dumpArgs.Topic) || !string.IsNullOrWhiteSpace(dumpArgs.Contents))
{
createMessage = new CreateMessageViewModel { Contents = dumpArgs.Contents, Topic = dumpArgs.Topic, Username = dumpArgs.Username, IsReply = dumpArgs.IsReply };
}
ActivityGroupViewModel targetGroup;
if (!string.IsNullOrWhiteSpace(dumpArgs.ActivityId) && rootContext.SelfStream.Groups.TryGetValue(dumpArgs.ActivityId, out targetGroup))
{
return new ConversationViewModel(targetGroup, rootContext.SelfStream, createMessage);
}
else
{
return new ConversationViewModel(null, rootContext.SelfStream, createMessage);
}
}
case "CommentsContentStreamViewModel":
{
var dumpArgs = JsonConvert.DeserializeObject<Tuple<string, string>>(stateItem.Item2);
Debug.Assert(context is CommentsViewModel);
var commentsViewModel = context as CommentsViewModel;
var streamViewModel = new CommentsContentStreamViewModel(commentsViewModel);
streamViewModel.CurrentSelected = streamViewModel.Links.FirstOrDefault(linkVM => linkVM.Id == dumpArgs.Item1 && linkVM.Url == dumpArgs.Item2);
return streamViewModel;
}
case "LoginViewModel":
{
return rootContext.Login;
}
default:
throw new InvalidOperationException(stateItem.Item1);
}
}
catch (Exception ex)
{
////_logger.Fatal(string.Format("dump was {0}", dump), ex);
throw;
}
}
