async Task <ReleasePlan> AutoSelectBestReleasePlanOrThrow(ProjectResource project)
{
// Build a release plan for each channel to determine which channel is the best match for the provided options
channels = await Repository.Projects.GetChannels(project).ConfigureAwait(false);
var candidateChannels = await channels.GetAllPages(Repository).ConfigureAwait(false);
var releasePlans = new List <ReleasePlan>();
foreach (var channel in candidateChannels)
{
commandOutputProvider.Information("Building a release plan for Channel '{Channel:l}'...", channel.Name);
var plan = await releasePlanBuilder.Build(Repository, project, channel, VersionPreReleaseTag).ConfigureAwait(false);
releasePlans.Add(plan);
if (plan.ChannelHasAnyEnabledSteps() == false)
{
commandOutputProvider.Warning($"Channel {channel.Name} does not contain any packageSteps");
}
}
var viablePlans = releasePlans.Where(p => p.IsViableReleasePlan()).ToArray();
if (viablePlans.Length <= 0)
{
throw new CommandException(
"There are no viable release plans in any channels using the provided arguments. The following release plans were considered:" +
System.Environment.NewLine +
$"{releasePlans.Select(p => p.FormatAsTable()).NewlineSeperate()}");
}
if (viablePlans.Length == 1)
{
var selectedPlan = viablePlans.Single();
commandOutputProvider.Information("Selected the release plan for Channel '{Channel:l}' - it is a perfect match", selectedPlan.Channel.Name);
return(selectedPlan);
}
if (viablePlans.Length > 1 && viablePlans.Any(p => p.Channel.IsDefault))
{
var selectedPlan = viablePlans.First(p => p.Channel.IsDefault);
commandOutputProvider.Information("Selected the release plan for Channel '{Channel:l}' - there were multiple matching Channels ({AllChannels:l}) so we selected the default channel.", selectedPlan.Channel.Name, viablePlans.Select(p => p.Channel.Name).CommaSeperate());
return(selectedPlan);
}
throw new CommandException(
$"There are {viablePlans.Length} viable release plans using the provided arguments so we cannot auto-select one. The viable release plans are:" +
System.Environment.NewLine +
$"{viablePlans.Select(p => p.FormatAsTable()).NewlineSeperate()}" +
System.Environment.NewLine +
"The unviable release plans are:" +
System.Environment.NewLine +
$"{releasePlans.Except(viablePlans).Select(p => p.FormatAsTable()).NewlineSeperate()}");
}
