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definition module CLPM.Package

from StdFile import class <<<

from Data.Maybe import :: Maybe
from Text.JSON import :: JSONNode, generic JSONEncode, generic JSONDecode

:: StoredPackage
	= { name    :: Maybe PackageName
	  , desc    :: Maybe Description
	  , author  :: Maybe Author
	  , url     :: Maybe Url
	  , depends :: Maybe [StoredDependency]
	  }

:: StoredDependency :== (PackageName, StoredPackageSource)
:: StoredPackageSource :== String

:: Package
	= { name    :: PackageName
	  , desc    :: Description
	  , author  :: Author
	  , url     :: Url
	  , depends :: [Dependency]
	  }

:: Dependency
	= { dep_name   :: PackageName
	  , dep_source :: PackageSource
	  }

:: PackageSource
	= GitHub String String GitTag
	| Git Url GitTag
	| Download Url

:: PackageName :== String
:: Description :== String
:: Author :== String
:: Url :== String

:: GitTag
	= Commit String
	| Tag String
	| Latest

derive JSONEncode StoredPackage
derive JSONDecode StoredPackage

instance <<< Package

toPackage :: StoredPackage -> Package
toStoredPackage :: Package -> StoredPackage

DEFAULT_NAME :== "Unnamed package"
DEFAULT_DESC :== "Empty description"
DEFAULT_AUTHOR :== "Unknown author"
DEFAULT_URL :== "http://clean.cs.ru.nl"