ghcup-hs/lib/GHCup/List.hs

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{-# LANGUAGE CPP #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE OverloadedStrings #-}
{-|
Module : GHCup.List
Description : Listing versions and tools
Copyright : (c) Julian Ospald, 2020
License : LGPL-3.0
Maintainer : hasufell@hasufell.de
Stability : experimental
Portability : portable
-}
module GHCup.List where
import GHCup.Download
import GHCup.Errors
import GHCup.Types
import GHCup.Types.JSON ( )
import GHCup.Types.Optics
import GHCup.Utils
import GHCup.Prelude.Logger
import GHCup.Version
import Control.Applicative
import Control.Exception.Safe
import Control.Monad
#if !MIN_VERSION_base(4,13,0)
import Control.Monad.Fail ( MonadFail )
#endif
import Control.Monad.Reader
import Data.Either
import Data.List
import Data.Maybe
import Data.Text ( Text )
import Data.Time.Calendar ( Day )
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import Data.Versions hiding ( patch )
import Haskus.Utils.Variant.Excepts
import Optics
import Prelude hiding ( abs
, writeFile
)
import qualified Data.Map.Strict as Map
import qualified Data.Text as T
------------------
--[ List tools ]--
------------------
-- | Filter data type for 'listVersions'.
data ListCriteria = ListInstalled Bool
| ListSet Bool
| ListAvailable Bool
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deriving (Eq, Show)
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-- | A list result describes a single tool version
-- and various of its properties.
data ListResult = ListResult
{ lTool :: Tool
, lVer :: Version
, lCross :: Maybe Text -- ^ currently only for GHC
, lTag :: [Tag]
, lInstalled :: Bool
, lSet :: Bool -- ^ currently active version
, lStray :: Bool -- ^ not in download info
, lNoBindist :: Bool -- ^ whether the version is available for this platform/arch
, hlsPowered :: Bool
, lReleaseDay :: Maybe Day
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}
deriving (Eq, Ord, Show)
-- | Extract all available tool versions and their tags.
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availableToolVersions :: GHCupDownloads -> Tool -> Map.Map GHCTargetVersion VersionInfo
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availableToolVersions av tool = view
(at tool % non Map.empty)
av
-- | List all versions from the download info, as well as stray
-- versions.
listVersions :: ( MonadCatch m
, HasLog env
, MonadThrow m
, HasLog env
, MonadIO m
, MonadReader env m
, HasDirs env
, HasPlatformReq env
, HasGHCupInfo env
)
=> Maybe Tool
-> [ListCriteria]
-> Bool
-> Bool
-> (Maybe Day, Maybe Day)
-> m [ListResult]
listVersions lt' criteria hideOld showNightly days = do
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-- some annoying work to avoid too much repeated IO
cSet <- cabalSet
cabals <- getInstalledCabals
hlsSet' <- hlsSet
hlses <- getInstalledHLSs
sSet <- stackSet
stacks <- getInstalledStacks
go lt' cSet cabals hlsSet' hlses sSet stacks
where
go lt cSet cabals hlsSet' hlses sSet stacks = do
case lt of
Just t -> do
GHCupInfo { _ghcupDownloads = dls } <- getGHCupInfo
-- get versions from GHCupDownloads
let avTools = availableToolVersions dls t
lr <- filter' <$> forM (Map.toList avTools) (toListResult t cSet cabals hlsSet' hlses sSet stacks)
case t of
GHC -> do
slr <- strayGHCs avTools
pure (sort (slr ++ lr))
Cabal -> do
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slr <- strayCabals (Map.mapKeys _tvVersion avTools) cSet cabals
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pure (sort (slr ++ lr))
HLS -> do
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slr <- strayHLS (Map.mapKeys _tvVersion avTools) hlsSet' hlses
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pure (sort (slr ++ lr))
Stack -> do
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slr <- strayStacks (Map.mapKeys _tvVersion avTools) sSet stacks
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pure (sort (slr ++ lr))
GHCup -> do
let cg = maybeToList $ currentGHCup avTools
pure (sort (cg ++ lr))
Nothing -> do
ghcvers <- go (Just GHC) cSet cabals hlsSet' hlses sSet stacks
cabalvers <- go (Just Cabal) cSet cabals hlsSet' hlses sSet stacks
hlsvers <- go (Just HLS) cSet cabals hlsSet' hlses sSet stacks
ghcupvers <- go (Just GHCup) cSet cabals hlsSet' hlses sSet stacks
stackvers <- go (Just Stack) cSet cabals hlsSet' hlses sSet stacks
pure (ghcvers <> cabalvers <> hlsvers <> stackvers <> ghcupvers)
strayGHCs :: ( MonadCatch m
, MonadReader env m
, HasDirs env
, MonadThrow m
, HasLog env
, MonadIO m
)
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=> Map.Map GHCTargetVersion VersionInfo
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-> m [ListResult]
strayGHCs avTools = do
ghcs <- getInstalledGHCs
fmap catMaybes $ forM ghcs $ \case
Right tver@GHCTargetVersion{ .. } -> do
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case Map.lookup tver avTools of
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Just _ -> pure Nothing
Nothing -> do
lSet <- fmap (maybe False (\(GHCTargetVersion _ v ) -> v == _tvVersion)) $ ghcSet _tvTarget
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hlsPowered <- fmap (elem _tvVersion) hlsGHCVersions
pure $ Just $ ListResult
{ lTool = GHC
, lVer = _tvVersion
, lCross = _tvTarget
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, lTag = []
, lInstalled = True
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, lStray = isNothing (Map.lookup tver avTools)
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, lNoBindist = False
, lReleaseDay = Nothing
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, ..
}
Left e -> do
logWarn
$ "Could not parse version of stray directory" <> T.pack e
pure Nothing
strayCabals :: ( MonadReader env m
, HasDirs env
, MonadCatch m
, MonadThrow m
, HasLog env
, MonadIO m
)
=> Map.Map Version VersionInfo
-> Maybe Version
-> [Either FilePath Version]
-> m [ListResult]
strayCabals avTools cSet cabals = do
fmap catMaybes $ forM cabals $ \case
Right ver ->
case Map.lookup ver avTools of
Just _ -> pure Nothing
Nothing -> do
let lSet = cSet == Just ver
pure $ Just $ ListResult
{ lTool = Cabal
, lVer = ver
, lCross = Nothing
, lTag = []
, lInstalled = True
, lStray = isNothing (Map.lookup ver avTools)
, lNoBindist = False
, hlsPowered = False
, lReleaseDay = Nothing
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, ..
}
Left e -> do
logWarn
$ "Could not parse version of stray directory" <> T.pack e
pure Nothing
strayHLS :: ( MonadReader env m
, HasDirs env
, MonadCatch m
, MonadThrow m
, HasLog env
, MonadIO m)
=> Map.Map Version VersionInfo
-> Maybe Version
-> [Either FilePath Version]
-> m [ListResult]
strayHLS avTools hlsSet' hlss = do
fmap catMaybes $ forM hlss $ \case
Right ver ->
case Map.lookup ver avTools of
Just _ -> pure Nothing
Nothing -> do
let lSet = hlsSet' == Just ver
pure $ Just $ ListResult
{ lTool = HLS
, lVer = ver
, lCross = Nothing
, lTag = []
, lInstalled = True
, lStray = isNothing (Map.lookup ver avTools)
, lNoBindist = False
, hlsPowered = False
, lReleaseDay = Nothing
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, ..
}
Left e -> do
logWarn
$ "Could not parse version of stray directory" <> T.pack e
pure Nothing
strayStacks :: ( MonadReader env m
, HasDirs env
, MonadCatch m
, MonadThrow m
, HasLog env
, MonadIO m
)
=> Map.Map Version VersionInfo
-> Maybe Version
-> [Either FilePath Version]
-> m [ListResult]
strayStacks avTools stackSet' stacks = do
fmap catMaybes $ forM stacks $ \case
Right ver ->
case Map.lookup ver avTools of
Just _ -> pure Nothing
Nothing -> do
let lSet = stackSet' == Just ver
pure $ Just $ ListResult
{ lTool = Stack
, lVer = ver
, lCross = Nothing
, lTag = []
, lInstalled = True
, lStray = isNothing (Map.lookup ver avTools)
, lNoBindist = False
, hlsPowered = False
, lReleaseDay = Nothing
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, ..
}
Left e -> do
logWarn
$ "Could not parse version of stray directory" <> T.pack e
pure Nothing
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currentGHCup :: Map.Map GHCTargetVersion VersionInfo -> Maybe ListResult
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currentGHCup av =
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let currentVer = mkTVer $ fromJust $ pvpToVersion ghcUpVer ""
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listVer = Map.lookup currentVer av
latestVer = fst <$> headOf (getTagged Latest) av
recommendedVer = fst <$> headOf (getTagged Latest) av
isOld = maybe True (> currentVer) latestVer && maybe True (> currentVer) recommendedVer
in if | Map.member currentVer av -> Nothing
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| otherwise -> Just $ ListResult { lVer = _tvVersion currentVer
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, lTag = maybe (if isOld then [Old] else []) _viTags listVer
, lCross = Nothing
, lTool = GHCup
, lStray = isNothing listVer
, lSet = True
, lInstalled = True
, lNoBindist = False
, hlsPowered = False
, lReleaseDay = Nothing
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}
-- NOTE: this are not cross ones, because no bindists
toListResult :: ( HasLog env
, MonadReader env m
, HasDirs env
, HasGHCupInfo env
, HasPlatformReq env
, MonadIO m
, MonadCatch m
)
=> Tool
-> Maybe Version
-> [Either FilePath Version]
-> Maybe Version
-> [Either FilePath Version]
-> Maybe Version
-> [Either FilePath Version]
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-> (GHCTargetVersion, VersionInfo)
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-> m ListResult
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toListResult t cSet cabals hlsSet' hlses stackSet' stacks (tver, VersionInfo{..}) = do
let v = _tvVersion tver
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case t of
GHC -> do
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lNoBindist <- fmap (isLeft . veitherToEither) $ runE @'[NoDownload] $ getDownloadInfo' GHC tver
lSet <- fmap (== Just tver) $ ghcSet (_tvTarget tver)
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lInstalled <- ghcInstalled tver
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hlsPowered <- fmap (elem tver) (fmap mkTVer <$> hlsGHCVersions)
pure ListResult { lVer = _tvVersion tver , lCross = _tvTarget tver , lTag = _viTags, lTool = t, lStray = False, lReleaseDay = _viReleaseDay, .. }
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Cabal -> do
lNoBindist <- fmap (isLeft . veitherToEither) $ runE @'[NoDownload] $ getDownloadInfo Cabal v
let lSet = cSet == Just v
let lInstalled = elem v $ rights cabals
pure ListResult { lVer = v
, lCross = Nothing
, lTag = _viTags
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, lTool = t
, lStray = False
, hlsPowered = False
, lReleaseDay = _viReleaseDay
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, ..
}
GHCup -> do
let lSet = prettyPVP ghcUpVer == prettyVer v
let lInstalled = lSet
pure ListResult { lVer = v
, lTag = _viTags
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, lCross = Nothing
, lTool = t
, lStray = False
, lNoBindist = False
, hlsPowered = False
, lReleaseDay = _viReleaseDay
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, ..
}
HLS -> do
lNoBindist <- fmap (isLeft . veitherToEither) $ runE @'[NoDownload] $ getDownloadInfo HLS v
let lSet = hlsSet' == Just v
let lInstalled = elem v $ rights hlses
pure ListResult { lVer = v
, lCross = Nothing
, lTag = _viTags
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, lTool = t
, lStray = False
, hlsPowered = False
, lReleaseDay = _viReleaseDay
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, ..
}
Stack -> do
lNoBindist <- fmap (isLeft . veitherToEither) $ runE @'[NoDownload] $ getDownloadInfo Stack v
let lSet = stackSet' == Just v
let lInstalled = elem v $ rights stacks
pure ListResult { lVer = v
, lCross = Nothing
, lTag = _viTags
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, lTool = t
, lStray = False
, hlsPowered = False
, lReleaseDay = _viReleaseDay
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, ..
}
filter' :: [ListResult] -> [ListResult]
filter' = filterNightly . filterOld . filter (\lr -> foldr (\a b -> fromCriteria a lr && b) True criteria) . filterDays
filterDays :: [ListResult] -> [ListResult]
filterDays lrs = case days of
(Nothing, Nothing) -> lrs
(Just from, Just to') -> filter (\ListResult{..} -> maybe False (\d -> d >= from && d <= to') lReleaseDay) lrs
(Nothing, Just to') -> filter (\ListResult{..} -> maybe False (<= to') lReleaseDay) lrs
(Just from, Nothing) -> filter (\ListResult{..} -> maybe False (>= from) lReleaseDay) lrs
fromCriteria :: ListCriteria -> ListResult -> Bool
fromCriteria lc ListResult{..} = case lc of
ListInstalled b -> f b lInstalled
ListSet b -> f b lSet
ListAvailable b -> f b $ not lNoBindist
where
f b
| b = id
| otherwise = not
filterOld :: [ListResult] -> [ListResult]
filterOld lr
| hideOld = filter (\ListResult {..} -> lInstalled || Old `notElem` lTag) lr
| otherwise = lr
filterNightly :: [ListResult] -> [ListResult]
filterNightly lr
| showNightly = lr
| otherwise = filter (\ListResult {..} -> lInstalled || (Nightly `notElem` lTag && LatestNightly `notElem` lTag)) lr
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