/// <summary>
/// Label a pull request
/// </summary>
/// <param name="payload">The <see cref="PullRequestEventPayload"/> for the pull request</param>
/// <param name="oneCheckTags"><see langword="true"/> if additional tags should be contionally applied, <see langword="false"/> otherwise</param>
/// <returns>A <see cref="Task"/> representing the running operation</returns>
async Task TagPR(PullRequestEventPayload payload, bool oneCheckTags)
{
async Task <bool?> MergeableCheck()
{
//check if the PR is mergeable, if not, don't tag it
bool?mergeable = payload.PullRequest.Mergeable;
for (var I = 0; !mergeable.HasValue && I < 3; ++I)
{
await Task.Delay(I * 1000).ConfigureAwait(false);
mergeable = (await gitHubManager.GetPullRequest(payload.PullRequest.Number).ConfigureAwait(false)).Mergeable;
}
return(mergeable);
};
var mergeableTask = MergeableCheck().ConfigureAwait(false);
var filesChanged = gitHubManager.GetPullRequestChangedFiles(payload.PullRequest.Number).ConfigureAwait(false);
var currentLabelsTask = gitHubManager.GetIssueLabels(payload.PullRequest.Number).ConfigureAwait(false);
var labelsToAdd = new List <string>();
var labelsToRemove = new List <string>();
var lowerTitle = payload.PullRequest.Title.ToLower(CultureInfo.CurrentCulture);
if (lowerTitle.Contains("refactor"))
{
labelsToAdd.Add("Refactor");
}
if (lowerTitle.Contains("[dnm]"))
{
labelsToAdd.Add("Do Not Merge");
}
if (lowerTitle.Contains("[wip]"))
{
labelsToAdd.Add("Work In Progress");
}
if (lowerTitle.Contains("revert"))
{
labelsToAdd.Add("Revert");
}
if (lowerTitle.Contains("removes"))
{
labelsToAdd.Add("Removal");
}
var mergeableCheck = await mergeableTask;
if (mergeableCheck.HasValue)
{
if (!mergeableCheck.Value)
{
labelsToAdd.Add("Merge Conflict");
}
else
{
labelsToRemove.Add("Merge Conflict");
}
}
var treeToLabelMappings = new Dictionary <string, string>
{
{ "_maps", "Map Edit" },
{ "tools", "Tools" },
{ "SQL", "SQL" },
{ ".github", "GitHub" }
};
var addOnlyTreeToLabelMappings = new Dictionary <string, string>
{
{ "icons", "Sprites" },
{ "sound", "Sounds" },
{ "config", "Config Update" },
{ "code/controllers/configuration/entries", "Config Update" },
{ "tgui", "UI" }
};
foreach (var I in await filesChanged)
{
foreach (var J in treeToLabelMappings)
{
if (I.FileName.StartsWith(J.Key, StringComparison.CurrentCulture))
{
labelsToAdd.Add(J.Value);
}
else
{
labelsToRemove.Add(J.Value);
}
}
if (oneCheckTags)
{
foreach (var J in addOnlyTreeToLabelMappings)
{
if (I.FileName.StartsWith(J.Key, StringComparison.CurrentCulture))
{
labelsToAdd.Add(J.Value);
}
}
}
}
void UniqueAdd(string label)
{
if (!labelsToAdd.Contains(label))
{
labelsToAdd.Add(label);
}
}
//github close syntax (without "close" variants)
if (Regex.IsMatch(payload.PullRequest.Body, "(?i)(fix|fixes|fixed|resolve|resolves|resolved)\\s*#[1-9][0-9]*"))
{
UniqueAdd("Fix");
}
//run through the changelog
var changelog = Changelog.GetChangelog(payload.PullRequest, out bool malformed);
if (changelog != null)
{
foreach (var I in changelog.Changes.Select(x => x.Type))
{
switch (I)
{
case ChangelogEntryType.Admin:
UniqueAdd("Administration");
break;
case ChangelogEntryType.Balance:
UniqueAdd("Balance/Rebalance");
break;
case ChangelogEntryType.BugFix:
UniqueAdd("Fix");
break;
case ChangelogEntryType.Code_Imp:
UniqueAdd("Code Improvement");
break;
case ChangelogEntryType.Config:
UniqueAdd("Config Update");
break;
case ChangelogEntryType.ImageAdd:
UniqueAdd("Sprites");
break;
case ChangelogEntryType.ImageDel:
UniqueAdd("Sprites");
UniqueAdd("Removal");
break;
case ChangelogEntryType.Refactor:
UniqueAdd("Refactor");
break;
case ChangelogEntryType.RscAdd:
UniqueAdd("Feature");
break;
case ChangelogEntryType.RscDel:
UniqueAdd("Removal");
break;
case ChangelogEntryType.SoundAdd:
UniqueAdd("Sounds");
break;
case ChangelogEntryType.SoundDel:
UniqueAdd("Sounds");
UniqueAdd("Removal");
break;
case ChangelogEntryType.SpellCheck:
UniqueAdd("Grammar and Formatting");
break;
case ChangelogEntryType.Tweak:
UniqueAdd("Tweak");
break;
}
}
}
labelsToAdd.RemoveAll(x => labelsToRemove.Contains(x));
var newLabels = new List <string>();
foreach (var I in labelsToAdd)
{
newLabels.Add(I);
}
var currentLabels = new List <Label>(await currentLabelsTask);
currentLabels.RemoveAll(x => labelsToRemove.Contains(x.Name) || labelsToAdd.Contains(x.Name));
foreach (var I in currentLabels)
{
newLabels.Add(I.Name);
}
await gitHubManager.SetIssueLabels(payload.PullRequest.Number, newLabels).ConfigureAwait(false);
}