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30 lines
1.2 KiB
Haskell
30 lines
1.2 KiB
Haskell
{-# LANGUAGE ConstraintKinds #-}
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module Handler.BuildPlan where
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import Import hiding (get, PackageName (..), Version (..), DList)
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import Data.Slug (SnapSlug)
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import qualified Filesystem as F
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import Data.Yaml (decodeFileEither)
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import Control.Monad.State.Strict (get, modify, execStateT, MonadState)
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import Control.Monad.Catch.Pure (runCatch)
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import Stackage.Types
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import Distribution.Package (PackageName (..))
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import Data.Version (Version)
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import Stackage.BuildPlan
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getBuildPlanR :: SnapSlug -> Handler TypedContent
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getBuildPlanR slug = do
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fullDeps <- (== Just "true") <$> lookupGetParam "full-deps"
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spec <- parseSnapshotSpec $ toPathPiece slug
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let set = setShellCommands simpleCommands
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$ setSnapshot spec
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$ setFullDeps fullDeps
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defaultSettings
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packages <- lookupGetParams "package" >>= mapM simpleParse
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when (null packages) $ invalidArgs ["Must provide at least one package"]
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toInstall <- liftIO $ getBuildPlan set packages
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selectRep $ do
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provideRep $ return $ toSimpleText toInstall
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provideRep $ return $ toJSON toInstall
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provideRepType "application/x-sh" $ return $ toShellScript set toInstall
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