/// <summary>
/// Try to locate the local git repo and open the revision of the source file
/// that writes the log entry.
/// </summary>
/// <param name="sha">The git commit SHA.</param>
/// <param name="filePath">The full file path that generates the log item or error event.</param>
/// <returns>
/// The file path of the source file revision.
/// null: Operation is cancelled or failed to open the file revision.
/// </returns>
/// <exception cref="FileNotFoundException">Does not find the revision of file.</exception>
private static async Task <EnvDTE.Window> SearchGitRepoAndOpenFileAsync(string sha, string filePath)
{
if (s_localCache.ContainsKey(sha))
{
return(await OpenGitFileAsync(s_localCache[sha], filePath));
}
else
{
// There is a chance the file is built from local git repo root.
if (await SearchCommitAtPathAsync(Path.GetDirectoryName(filePath), sha))
{
return(await OpenGitFileAsync(s_localCache[sha], filePath));
}
}
IEnumerable <string> gitPaths = VsGitData.GetLocalRepositories(GoogleCloudExtensionPackage.VsVersion);
if (gitPaths != null)
{
foreach (var path in gitPaths)
{
if (await SearchCommitAtPathAsync(path, sha))
{
return(await OpenGitFileAsync(s_localCache[sha], filePath));
}
}
}
return(null);
}
/// <summary>
/// The list of local git repositories that Visual Studio remembers.
/// </summary>
/// <returns>
/// A list of local repositories.
/// Empty list is returned, never return null.
/// </returns>
private async Task <List <GitRepository> > GetLocalGitRepositoriesAsync()
{
List <GitRepository> localRepos = new List <GitRepository>();
var repos = VsGitData.GetLocalRepositories(GoogleCloudExtensionPackage.Instance.VsVersion);
if (repos != null)
{
var localRepoTasks = repos.Where(r => !string.IsNullOrWhiteSpace(r))
.Select(GitRepository.GetGitCommandWrapperForPathAsync);
localRepos.AddRange((await Task.WhenAll(localRepoTasks)).Where(r => r != null));
}
return(localRepos);
}