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(.using
[library
[lux (.except)
[abstract
[monad (.only do)]]
[control
["[0]" try (.only Try)]
[concurrency
["[0]" async (.only Async)]]]
[data
["[0]" text (.only)
["%" format (.only format)]]]
[world
[program (.only Program)]
["[0]" file]
[net
["[0]" uri (.only URI)]]]]]
["[0]" // (.only)
["/[1]" //
["[1][0]" local]
["[1][0]" metadata]]])
(def: .public (root program fs)
(-> (Program Async) (file.System Async) file.Path)
(let [/ (# fs separator)]
(|> ///local.repository
(text.replaced uri.separator /)
(format (# program home) /))))
(def: (path /)
(-> Text (-> URI file.Path))
(text.replaced uri.separator /))
(def: (absolute_path program fs)
(-> (Program Async) (file.System Async) (-> URI file.Path))
(let [/ (# fs separator)]
(|>> ///metadata.local_uri
(..path /)
(format (..root program fs) /))))
(implementation: .public (repository program fs)
(-> (Program Async) (file.System Async) (//.Repository Async))
(def: description
(..root program fs))
(def: download
(|>> (..absolute_path program fs)
(# fs read)))
(def: (upload uri content)
(do [! async.monad]
[.let [absolute_path (..absolute_path program fs 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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