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module Issue.Tag
( Tag (..),
extractTags,
internalTags,
tagKey,
tagValue,
tagValuesOf,
)
where
import Data.Binary (Binary)
import Data.Maybe (catMaybes, mapMaybe)
import Data.Text (Text, pack)
import Data.Text qualified as T
import Data.Time.Clock (UTCTime (utctDay))
import GHC.Generics (Generic)
import Issue.Provenance (Author (..), Commit (..), Provenance (..))
data Tag = Tag Text (Maybe Text) deriving (Show, Generic, Binary, Eq)
tagKey :: Tag -> Text
tagKey (Tag k _) = k
tagValue :: Tag -> Maybe Text
tagValue (Tag _ v) = v
tagValuesOf :: Text -> [Tag] -> [Text]
tagValuesOf key =
mapMaybe
( \tag ->
if tagKey tag == key
then tagValue tag
else Nothing
)
extractTags :: Text -> [Tag]
extractTags =
catMaybes
. map
( ( \case
((T.uncons -> Just ('@', k)) : v) ->
case T.strip (T.unwords v) of
"" -> Just (Tag k Nothing)
v' -> Just (Tag k (Just v'))
_ -> Nothing
)
. T.words
)
. T.lines
internalTags :: Text -> Maybe Provenance -> [T.Text] -> [Tag]
internalTags title provenance' markers =
concat
[ [ Tag "id" $ Just $ toSpinalCase title,
Tag "title" $ Just $ title
],
maybe
[]
( \provenance ->
[ Tag "createdAt" $ Just $ pack $ show $ utctDay provenance.first.date,
Tag "modifiedAt" $ Just $ pack $ show $ utctDay provenance.last.date,
Tag "author" $ Just $ provenance.first.author.name,
Tag "editor" $ Just $ provenance.last.author.name
]
)
provenance',
map (Tag "type" . Just) markers
]
toSpinalCase :: Text -> Text
toSpinalCase = T.replace " " "-" . T.filter keep . T.toLower
where
keep = (`elem` (concat [[' ', '-'], ['a' .. 'z'], ['0' .. '9']]))
|
