private async Task <Build?> GetOldestUnconsumedBuild(int lastConsumedBuildOfDependencyId)
{
// Note: We fetch `build` again here so that it will have channel information, which it doesn't when coming from the graph :(
var build = await _client.GetBuildAsync(lastConsumedBuildOfDependencyId, ApiVersion8._20190116, CancellationToken.None);
var buildCollection = await _client.ListBuildsAsync(
build.GitHubRepository,
commit : null,
buildNumber : null,
channelId : build.Channels.FirstOrDefault(c => c.Classification == "product" || c.Classification == "tools")?.Id,
notBefore : build.DateProduced.Subtract(TimeSpan.FromSeconds(5)),
notAfter : null,
loadCollections : false,
page : null,
perPage : null,
api_version : ApiVersion6._20190116,
CancellationToken.None);
var publishedBuildsOfDependency = new List <Build>(buildCollection);
var last = publishedBuildsOfDependency.LastOrDefault();
if (last == null)
{
this._logger.LogWarning("Last build didn't match last consumed build, treating dependency '{Dependency}' as up to date", build.GitHubRepository);
return(null);
}
if (last.AzureDevOpsBuildId != build.AzureDevOpsBuildId)
{
this._logger.LogWarning("Last build didn't match last consumed build");
}
return(publishedBuildsOfDependency.Count > 1
? publishedBuildsOfDependency[publishedBuildsOfDependency.Count - 2]
: null);
}