func getLastReviewerComment(obj *github.MungeObject, comments []*githubapi.IssueComment) *time.Time {
var lastCommentTime *time.Time
for _, reviewer := range obj.Issue.Assignees {
lastReviewerCommentTime := comment.LastComment(comments, comment.Author(*reviewer), nil)
if lastReviewerCommentTime == nil {
continue
}
if lastCommentTime != nil && lastReviewerCommentTime.Before(*lastCommentTime) {
continue
}
lastCommentTime = lastReviewerCommentTime
}
return lastCommentTime
}
// assigneeActionNeeded returns true if we are waiting on an action from the reviewer.
func isReviewerActionNeeded(obj *github.MungeObject) (bool, error) {
comments, err := obj.ListComments()
if err != nil {
return false, err
}
lastAuthorCommentTime := comment.LastComment(comments, comment.Author(*obj.Issue.User), nil)
lastReviewerCommentTime := getLastReviewerComment(obj, comments)
if lastReviewerCommentTime == nil {
// this implies that no reviewer has commented on the PR yet.
return true, nil
}
if obj.LastModifiedTime().After(*lastReviewerCommentTime) {
return true, nil
}
if lastAuthorCommentTime == nil {
return false, nil
}
return lastReviewerCommentTime.Before(*lastAuthorCommentTime), nil
}