public async Task <SyncContext> CalculateSyncContext(RepositoryInfo targetRepository)
{
var syncContext = new SyncContext(targetRepository);
using (var syncer = new Syncer(targetRepository.Credentials, null, log))
{
var diffs = new List <Mapper>();
var includedPaths = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
var descriptionBuilder = new StringBuilder();
descriptionBuilder.AppendLine("This is an automated synchronization PR.");
descriptionBuilder.AppendLine();
descriptionBuilder.AppendLine("The following source template repositories were used:");
// Note: iterate backwards, later registered sources should override earlier registrations
for (var i = sources.Count - 1; i >= 0; i--)
{
var sourceRepository = sources[i];
var sourceRepositoryDisplayName = $"{sourceRepository.Owner}/{sourceRepository.Repository}";
var itemsToSync = new List <SyncItem>();
foreach (var item in await OctokitEx.GetRecursive(sourceRepository.Credentials, sourceRepository.Owner, sourceRepository.Repository))
{
if (includedPaths.Contains(item))
{
continue;
}
includedPaths.Add(item);
if (manualSyncItems.Any(x => item.StartsWith(x.Path, StringComparison.OrdinalIgnoreCase)))
{
switch (syncMode)
{
case SyncMode.IncludeAllByDefault:
// Continue
break;
case SyncMode.ExcludeAllByDefault:
// Ignore this file
continue;
default:
throw new ArgumentOutOfRangeException(nameof(syncMode), $"Sync mode '{syncMode}' is not supported");
}
}
itemsToSync.Add(new SyncItem
{
Parts = new Parts($"{sourceRepository.Owner}/{sourceRepository.Repository}",
TreeEntryTargetType.Blob, sourceRepository.Branch, item),
ToBeAdded = true,
Target = null
});
}
var targetRepositoryToSync = new RepoToSync
{
Owner = targetRepository.Owner,
Repo = targetRepository.Repository,
TargetBranch = targetRepository.Branch
};
var sourceMapper = targetRepositoryToSync.GetMapper(itemsToSync);
var diff = await syncer.Diff(sourceMapper);
if (diff.ToBeAddedOrUpdatedEntries.Count() > 0 ||
diff.ToBeRemovedEntries.Count() > 0)
{
diffs.Add(diff);
descriptionBuilder.AppendLine($"* {sourceRepositoryDisplayName}");
}
}
var finalDiff = new Mapper();
foreach (var diff in diffs)
{
foreach (var item in diff.ToBeAddedOrUpdatedEntries)
{
foreach (var value in item.Value)
{
log($"Mapping '{item.Key.Url}' => '{value.Url}'");
finalDiff.Add(item.Key, value);
}
}
// Note: how to deal with items to be removed
}
syncContext.Diff = finalDiff;
syncContext.Description = descriptionBuilder.ToString();
}
return(syncContext);
}
