fradrive/src/Handler/LMS/Result.hs

157 lines
6.0 KiB
Haskell

{-# OPTIONS_GHC -fno-warn-orphans #-} -- needed for HasEntity instances
{-# OPTIONS -Wno-unused-top-binds #-} -- TODO: remove me, for debugging only
{-# OPTIONS -Wno-unused-imports #-} -- TODO: remove me, for debugging only
{-# OPTIONS -Wno-redundant-constraints #-} -- TODO: remove me, for debugging only
module Handler.LMS.Result
( getLmsResultR
)
where
import Import
import Handler.Utils
import Handler.Utils.Csv
import qualified Data.Map as Map
import qualified Data.Csv as Csv
import qualified Data.Conduit.List as C
import qualified Data.CaseInsensitive as CI
import qualified Data.Text as Text
import qualified Data.Text.Encoding as Text
import qualified Data.Text.Lens as Text
import qualified Database.Esqueleto.Legacy as E
import qualified Database.Esqueleto.Utils as E
import Database.Esqueleto.Utils.TH
type LmsResultTableExpr = ( E.SqlExpr (Entity Qualification)
`E.InnerJoin` E.SqlExpr (Entity LmsResult)
) `E.LeftOuterJoin` E.SqlExpr (Maybe (Entity LmsUser))
`E.LeftOuterJoin` E.SqlExpr (Maybe (Entity User))
queryQualification :: LmsResultTableExpr -> E.SqlExpr (Entity Qualification)
queryQualification = $(sqlIJproj 2 1) . $(sqlLOJproj 3 1)
queryLmsResult :: LmsResultTableExpr -> E.SqlExpr (Entity LmsResult)
queryLmsResult = $(sqlIJproj 2 2) . $(sqlLOJproj 3 1)
queryLmsUser :: LmsResultTableExpr -> E.SqlExpr (Maybe (Entity LmsUser))
queryLmsUser = $(sqlLOJproj 3 2)
queryUser :: LmsResultTableExpr -> E.SqlExpr (Maybe (Entity User))
queryUser = $(sqlLOJproj 3 3)
type LmsResultTableData = DBRow (Entity Qualification, Entity LmsResult, Maybe (Entity LmsUser), Maybe (Entity User))
instance HasEntity LmsResultTableData LmsResult where
hasEntity = _dbrOutput . _2
{- MaybeHasUser only!
instance HasUser LmsResultTableData where
hasUser = _dbrOutput . _4 . _entityVal
-}
resultQualification :: Lens' LmsResultTableData (Entity Qualification)
resultQualification = _dbrOutput . _1
resultLmsResult :: Lens' LmsResultTableData (Entity LmsResult)
resultLmsResult = _dbrOutput . _2
resultLmsUser :: Traversal' LmsResultTableData (Entity LmsUser)
resultLmsUser = _dbrOutput . _3 . _Just
resultUser :: Traversal' LmsResultTableData (Entity User)
resultUser = _dbrOutput . _4 . _Just
-- required for import only
data LmsResultTableCsv = LmsResultTableCsv
{ csvLRTident :: LmsIdent
, csvLRTsuccess :: Day
}
deriving Generic
makeLenses_ ''LmsResultTableCsv
-- csv without headers
instance Csv.ToRecord LmsResultTableCsv -- default suffices
instance Csv.FromRecord LmsResultTableCsv -- default suffices
-- csv with headers
lmsResultTableCsvHeader :: Csv.Header
lmsResultTableCsvHeader = Csv.header [ "identification", "day-success" ]
instance ToNamedRecord LmsResultTableCsv where
toNamedRecord LmsResultTableCsv{..} = Csv.namedRecord
[ "identification" Csv..= csvLRTident
, "day-success" Csv..= csvLRTsuccess
]
instance FromNamedRecord LmsResultTableCsv where
parseNamedRecord (lsfHeaderTranslate -> csv)
= LmsResultTableCsv
<$> csv Csv..: "identification"
<*> csv Csv..: "day-success"
instance CsvColumnsExplained LmsResultTableCsv where
csvColumnsExplanations _ = mconcat
[ single "identification" MsgCsvColumnLmsResultIdent
, single "timestamp-success" MsgCsvColumnLmsResultSuccess
]
where
single :: RenderMessage UniWorX msg => Csv.Name -> msg -> Map Csv.Name Widget
single k v = singletonMap k [whamlet|_{v}|]
mkResultTable :: QualificationId -> DB (Any, Widget)
mkResultTable qid = do
let
resultDBTable = DBTable{..}
where
dbtSQLQuery = runReaderT $ do
qualification <- asks queryQualification
lmsResult <- asks queryLmsResult
lmsUser <- asks queryLmsUser
user <- asks queryUser
lift $ do
E.on $ qualification E.^. QualificationId E.==. lmsResult E.^. LmsResultQualification
E.on $ lmsUser E.?. LmsUserIdent E.==. E.just (lmsResult E.^. LmsResultIdent)
E.on $ lmsUser E.?. LmsUserUser E.==. user E.?. UserId
E.where_ $ qualification E.^. QualificationId E.==. E.val qid
return (qualification, lmsResult, lmsUser, user)
dbtRowKey = queryLmsResult >>> (E.^. LmsResultId)
dbtProj = dbtProjFilteredPostId -- TODO: or dbtProjSimple what is the difference?
dbtColonnade = dbColonnade $ mconcat
[ sortable (Just "ident") (i18nCell MsgTableLmsIdent) $ \(view $ resultLmsResult . _entityVal . _lmsResultIdent . _getLmsIdent -> ident) -> textCell ident
, sortable (Just "sucess") (i18nCell MsgTableLmsSuccess) $ \(view $ resultLmsResult . _entityVal . _lmsResultSuccess -> success) -> dayCell success
] -- TODO: add more columns for manual debugging view !!!
dbtSorting = Map.fromList
[ ("ident" , SortColumn $ queryLmsResult >>> (E.^. LmsResultIdent))
, ("success", SortColumn $ queryLmsResult >>> (E.^. LmsResultSuccess))
-- , ("success", SortColumn . views queryLmsResult (E.^. LmsResultSuccess))
]
dbtFilter = Map.fromList
[ -- ("ident" , FilterColumn $ queryLmsResult >>> (E.^. LmsResultIdent))
]
dbtFilterUI = const mempty -- TODO !!! continue here !!! Manual filtering useful to deal with user complaints!
dbtStyle = def
dbtParams = def
dbtIdent :: Text
dbtIdent = "lms-userlist"
dbtCsvEncode = noCsvEncode
dbtCsvDecode = Nothing -- TODO !!! continue here !!! CSV Import is the purpose of this page! Just save to DB, create Job to deal with it later!
dbtExtraReps = []
resultDBTableValidator = def
& defaultSorting [SortAscBy "ident"]
dbTable resultDBTableValidator resultDBTable
getLmsResultR :: QualificationId -> Handler Html
getLmsResultR qid = do
lmsTable <- runDB $ view _2 <$> mkResultTable qid
siteLayoutMsg MsgMenuLmsResult $ do
setTitleI MsgMenuLmsResult
$(widgetFile "lms-result")