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|
module Issue.Group
( groupArg,
groupIssuesBy,
)
where
import Data.Map (Map)
import Data.Map qualified as M
import Data.Maybe (mapMaybe)
import Data.Text qualified as T
import Issue (Issue (..))
import Issue.Tag (Tag (..))
import Issue.Tag qualified as I
import Options.Applicative qualified as O
groupArg :: O.Parser (Maybe T.Text)
groupArg =
O.optional
( O.option
(O.maybeReader (parse . T.pack))
( O.long "group"
<> O.metavar "TAG"
<> O.help "Group selected issues."
)
)
where
parse s
| "@" `T.isPrefixOf` s = Just (T.drop 1 s)
| otherwise = Nothing
groupIssuesBy :: T.Text -> [Issue] -> Map T.Text [Issue]
groupIssuesBy group issues =
foldl
( \collected issue ->
foldl
(flip $ M.alter (Just . maybe [issue] (issue :)))
collected
(groupsOfIssue group issue)
)
M.empty
issues
groupsOfIssue :: T.Text -> Issue -> [T.Text]
groupsOfIssue group issue =
mapMaybe I.tagValue
. filter (\(Tag key _) -> key == group)
$ issue.tags ++ issue.internalTags
|
