async findUpstreamForItem()

in src/github/folderRepositoryManager.ts [1924:1969]
46 lines of code
17 McCabe index (conditional complexity)

	async findUpstreamForItem(item: {
		remote: Remote;
		githubRepository: GitHubRepository;
	}): Promise<{ needsFork: boolean; upstream?: GitHubRepository; remote?: Remote }> {
		let upstream: GitHubRepository | undefined;
		let existingForkRemote: Remote | undefined;
		for (const githubRepo of this.gitHubRepositories) {
			if (
				!upstream &&
				githubRepo.remote.owner === item.remote.owner &&
				githubRepo.remote.repositoryName === item.remote.repositoryName
			) {
				upstream = githubRepo;
				continue;
			}
			const forkDetails = await githubRepo.getRepositoryForkDetails();
			if (
				forkDetails &&
				forkDetails.isFork &&
				forkDetails.parent.owner.login === item.remote.owner &&
				forkDetails.parent.name === item.remote.repositoryName
			) {
				const foundforkPermission = await githubRepo.getViewerPermission();
				if (
					foundforkPermission === ViewerPermission.Admin ||
					foundforkPermission === ViewerPermission.Maintain ||
					foundforkPermission === ViewerPermission.Write
				) {
					existingForkRemote = githubRepo.remote;
					break;
				}
			}
		}
		let needsFork = false;
		if (upstream && !existingForkRemote) {
			const permission = await item.githubRepository.getViewerPermission();
			if (
				permission === ViewerPermission.Read ||
				permission === ViewerPermission.Triage ||
				permission === ViewerPermission.Unknown
			) {
				needsFork = true;
			}
		}
		return { needsFork, upstream, remote: existingForkRemote };
	}