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(.using
[library
[lux "*"
[abstract
[monad {"+" do}]]
[control
["[0]" try {"+" Try}]
[concurrency
["[0]" async {"+" Async}]]]
[data
["[0]" text
["%" format {"+" format}]]]
[world
[program {"+" Program}]
["[0]" file]
[net
["[0]" uri {"+" URI}]]]]]
["[0]" //
["/[1]" // "_"
["[1][0]" local]
["[1][0]" metadata]]])
(def: (root program /)
(-> (Program Async) Text file.Path)
(|> ///local.repository
(text.replaced uri.separator /)
(format (# program home) /)))
(def: (path /)
(-> Text (-> URI file.Path))
(text.replaced uri.separator /))
(def: (absolute_path program /)
(-> (Program Async) Text (-> URI file.Path))
(|>> ///metadata.local_uri
(..path /)
(format (..root program /) /)))
(implementation: .public (repository program fs)
(-> (Program Async) (file.System Async) (//.Repository Async))
(def: description
(..root program (# fs separator)))
(def: download
(|>> (..absolute_path program (# fs separator))
(# fs read)))
(def: (upload uri content)
(do [! async.monad]
[.let [absolute_path (..absolute_path program (# fs separator) uri)]
? (# fs file? absolute_path)
_ (is (Async (Try Any))
(if ?
(in {try.#Success []})
(case (file.parent fs absolute_path)
{.#Some parent}
(file.make_directories async.monad fs parent)
_
(in {try.#Success []}))))]
(# fs write absolute_path content))))
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