public void Update()
{
PullRequests.Clear();
foreach (var pullRequest in Model.Values.OrderBy(pr => pr.Id))
{
PullRequests.Add(new PullRequestViewModel(pullRequest));
}
}
/// <summary>
/// Reads the pull requests from the persistent file
/// </summary>
public void GetCurrentSaved()
{
Debug.Assert(this != null);
try
{
if (!Directory.Exists(CacheDirectory))
{
return;
}
if (!File.Exists(CachedLocalPullRequestListPath))
{
return;
}
var json = File.ReadAllText(CachedLocalPullRequestListPath);
var list = JsonConvert.DeserializeObject <IEnumerable <PullRequest> >(json);
PullRequests.Clear();
foreach (var p in list)
{
//Restore Self-Referential Loops
p.ParentRepo = this;
foreach (var r in p.ValidFiles)
{
r.ParentPullRequst = p;
}
if (VerifyPullRequestCache(p))
{
PullRequests.Add(p);
foreach (var r in p.ValidFiles)
{
r.LoadFromCache();
}
}
else
{
if (Directory.Exists(p.CacheDirectory))
{
Directory.Delete(p.CacheDirectory, true);
}
}
}
UpdateLocalSavedList(); //In case some were deleted, write the file back
}
catch (Exception ex)
{
Logger.Error($"{ex.GetType().Name}: Couldn't load {CachedLocalPullRequestListPath} because {ex.Message}");
}
}
/// <summary>
/// Gets each page of the pull request list from GitHub. Once the list is complete, get all
/// the pull request files for each pull request.
/// </summary>
/// <returns>List of pull request information.</returns>
public async Task <IList <PullRequest> > GetPullRequestsAsync()
{
var url = $"/repos/{Owner}/{RepoName}/pulls";
var etag = Ref.Create(EtagNoChanges);
var updated = await GetPaginatedListAsync <PullRequest>(url, etag);
var outdated = PullRequests;
EtagNoChanges = etag.Value;
if (updated == null)
{
return(null);
}
if (outdated != null)
{
var prToRemove = outdated.Where(old => updated.All(newpr => newpr.Number != old.Number));
foreach (var pr in updated)
{
pr.ParentRepo = this;
var old = outdated.FirstOrDefault(o => o.Number == pr.Number);
if (old != null)
{
pr.LastWrite = old.LastWrite;
}
}
DeletePRsFromDisk(prToRemove);
}
await Task.WhenAll(updated.Select(async pr =>
{
var files = await GetPaginatedListAsync <RepoFile>($"/repos/{Owner}/{RepoName}/pulls/{pr.Number}/files");
foreach (var f in files)
{
f.ParentPullRequst = pr;
}
pr.Files = PullRequest.FilterFiles(files).ToList();
return(pr);
}));
PullRequests.Clear();
PullRequests.AddRange(updated);
UpdateLocalSavedList();
return(updated);
}
