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Db.purs
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Db.purs
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module Spago.Db
( ConnectOptions
, Db
, PackageSet
, PackageSetEntry
, PackageVersion
, connect
, getLastPull
, getManifest
, getMetadata
, insertManifest
, insertMetadata
, insertPackageSet
, insertPackageSetEntry
, packageSetCodec
, selectLatestPackageSetByCompiler
, selectPackageSets
, updateLastPull
) where
import Spago.Prelude
import Data.Array as Array
import Data.Codec.Argonaut.Record as CA.Record
import Data.DateTime (Date, DateTime(..))
import Data.DateTime as Date
import Data.Either as Either
import Data.Formatter.DateTime as DateTime
import Data.Map as Map
import Data.Nullable (Nullable)
import Data.Nullable as Nullable
import Effect.Uncurried (EffectFn1, EffectFn2, EffectFn3, EffectFn4)
import Effect.Uncurried as Uncurried
import Registry.Internal.Codec as Internal.Codec
import Registry.Internal.Format as Internal.Format
import Registry.Manifest as Manifest
import Registry.Metadata as Metadata
import Registry.PackageName as PackageName
import Registry.Version as Version
--------------------------------------------------------------------------------
-- API
type ConnectOptions =
{ database :: FilePath
, logger :: String -> Effect Unit
}
connect :: ConnectOptions -> Effect Db
connect { database, logger } = Uncurried.runEffectFn2 connectImpl database (Uncurried.mkEffectFn1 logger)
insertPackageSet :: Db -> PackageSet -> Effect Unit
insertPackageSet db = Uncurried.runEffectFn2 insertPackageSetImpl db <<< packageSetToJs
insertPackageSetEntry :: Db -> PackageSetEntry -> Effect Unit
insertPackageSetEntry db = Uncurried.runEffectFn2 insertPackageSetEntryImpl db <<< packageSetEntryToJs
selectPackageSets :: Db -> Effect (Array PackageSet)
selectPackageSets db = do
packageSets <- Uncurried.runEffectFn1 selectPackageSetsImpl db
pure $ Array.mapMaybe packageSetFromJs packageSets
selectLatestPackageSetByCompiler :: Db -> Version -> Effect (Maybe PackageSet)
selectLatestPackageSetByCompiler db compiler = do
maybePackageSet <- Nullable.toMaybe <$> Uncurried.runEffectFn2 selectLatestPackageSetByCompilerImpl db (Version.print compiler)
pure $ packageSetFromJs =<< maybePackageSet
{-
We'll need these when implementing a command for "show me what's in this package set"
selectPackageSetEntriesBySet :: Db -> Version -> Effect (Array PackageSetEntry)
selectPackageSetEntriesBySet db packageSetVersion = do
packageSetEntries <- Uncurried.runEffectFn2 selectPackageSetEntriesBySetImpl db (Version.print packageSetVersion)
pure $ Array.mapMaybe packageSetEntryFromJs packageSetEntries
selectPackageSetEntriesByPackage :: Db -> PackageName -> Version -> Effect (Array PackageSetEntry)
selectPackageSetEntriesByPackage db packageName version = do
packageSetEntries <- Uncurried.runEffectFn3 selectPackageSetEntriesByPackageImpl db (PackageName.print packageName) (Version.print version)
pure $ Array.mapMaybe packageSetEntryFromJs packageSetEntries
-}
getLastPull :: Db -> String -> Effect (Maybe DateTime)
getLastPull db key = do
maybePull <- Nullable.toMaybe <$> Uncurried.runEffectFn2 getLastPullImpl db key
pure $ (Either.hush <<< DateTime.unformat Internal.Format.iso8601DateTime) =<< maybePull
updateLastPull :: Db -> String -> DateTime -> Effect Unit
updateLastPull db key date = Uncurried.runEffectFn3 updateLastPullImpl db key (DateTime.format Internal.Format.iso8601DateTime date)
getManifest :: Db -> PackageName -> Version -> Effect (Maybe Manifest)
getManifest db packageName version = do
maybeManifest <- Nullable.toMaybe <$> Uncurried.runEffectFn3 getManifestImpl db (PackageName.print packageName) (Version.print version)
pure $ (Either.hush <<< parseJson Manifest.codec) =<< maybeManifest
insertManifest :: Db -> PackageName -> Version -> Manifest -> Effect Unit
insertManifest db packageName version manifest = Uncurried.runEffectFn4 insertManifestImpl db (PackageName.print packageName) (Version.print version) (printJson Manifest.codec manifest)
getMetadata :: Db -> PackageName -> Effect (Maybe Metadata)
getMetadata db packageName = do
maybeMetadata <- Nullable.toMaybe <$> Uncurried.runEffectFn2 getMetadataImpl db (PackageName.print packageName)
pure $ (Either.hush <<< parseJson Metadata.codec) =<< maybeMetadata
insertMetadata :: Db -> PackageName -> Metadata -> Effect Unit
insertMetadata db packageName metadata@(Metadata { unpublished }) = do
Uncurried.runEffectFn3 insertMetadataImpl db (PackageName.print packageName) (printJson Metadata.codec metadata)
-- we also do a pass of removing the cached manifests that have been unpublished
for_ (Map.toUnfoldable unpublished :: Array _) \(Tuple version _) -> do
Uncurried.runEffectFn3 removeManifestImpl db (PackageName.print packageName) (Version.print version)
--------------------------------------------------------------------------------
-- Table types and conversions
-- Note: bump `Paths.databaseVersion` every time we change the database schema in a breaking way
data Db
type PackageSetJs =
{ version :: String
, compiler :: String
, date :: String
}
type PackageSet =
{ version :: Version
, compiler :: Version
, date :: Date
}
type PackageVersionJs =
{ name :: String
, version :: String
, published :: Int
, date :: String
, manifest :: String
, location :: String
}
type PackageVersion =
{ name :: PackageName
, version :: Version
, published :: Boolean
, date :: DateTime
, manifest :: Manifest
, location :: Location
}
type PackageSetEntryJs =
{ packageSetVersion :: String
, packageName :: String
, packageVersion :: String
}
type PackageSetEntry =
{ packageSetVersion :: Version
, packageName :: PackageName
, packageVersion :: Version
}
packageSetToJs :: PackageSet -> PackageSetJs
packageSetToJs { version, compiler, date } =
{ version: Version.print version
, compiler: Version.print compiler
, date: DateTime.format Internal.Format.iso8601Date $ DateTime date bottom
}
packageSetFromJs :: PackageSetJs -> Maybe PackageSet
packageSetFromJs p = hush do
version <- Version.parse p.version
compiler <- Version.parse p.compiler
date <- map Date.date $ DateTime.unformat Internal.Format.iso8601Date p.date
pure $ { version, compiler, date }
packageSetEntryToJs :: PackageSetEntry -> PackageSetEntryJs
packageSetEntryToJs { packageSetVersion, packageName, packageVersion } =
{ packageSetVersion: Version.print packageSetVersion
, packageName: PackageName.print packageName
, packageVersion: Version.print packageVersion
}
{-
packageSetEntryFromJs :: PackageSetEntryJs -> Maybe PackageSetEntry
packageSetEntryFromJs p = hush do
packageSetVersion <- Version.parse p.packageSetVersion
packageName <- PackageName.parse p.packageName
packageVersion <- Version.parse p.packageVersion
pure $ { packageSetVersion, packageName, packageVersion }
-}
--------------------------------------------------------------------------------
-- Codecs
packageSetCodec :: JsonCodec PackageSet
packageSetCodec = CA.Record.object "PackageSet"
{ date: Internal.Codec.iso8601Date
, version: Version.codec
, compiler: Version.codec
}
--------------------------------------------------------------------------------
-- FFI
foreign import connectImpl :: EffectFn2 FilePath (EffectFn1 String Unit) Db
foreign import insertPackageSetImpl :: EffectFn2 Db PackageSetJs Unit
foreign import insertPackageSetEntryImpl :: EffectFn2 Db PackageSetEntryJs Unit
foreign import selectLatestPackageSetByCompilerImpl :: EffectFn2 Db String (Nullable PackageSetJs)
foreign import selectPackageSetsImpl :: EffectFn1 Db (Array PackageSetJs)
foreign import selectPackageSetEntriesBySetImpl :: EffectFn2 Db String (Array PackageSetEntryJs)
foreign import selectPackageSetEntriesByPackageImpl :: EffectFn3 Db String String (Array PackageSetEntryJs)
foreign import getLastPullImpl :: EffectFn2 Db String (Nullable String)
foreign import updateLastPullImpl :: EffectFn3 Db String String Unit
foreign import getManifestImpl :: EffectFn3 Db String String (Nullable String)
foreign import insertManifestImpl :: EffectFn4 Db String String String Unit
foreign import removeManifestImpl :: EffectFn3 Db String String Unit
foreign import getMetadataImpl :: EffectFn2 Db String (Nullable String)
foreign import insertMetadataImpl :: EffectFn3 Db String String Unit