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(.module:
[lux #*
[abstract
["." monad (#+ do)]]
[control
["." try (#+ Try)]
["." exception]
[security
["!" capability]]
[concurrency
["." promise (#+ Promise)]]]
[data
[text
["%" format (#+ format)]]]
[world
["." file (#+ Path File Directory)]
["." console (#+ Console)]]]
["." /// #_
[command (#+ Command)]
["#" profile]
["#." action (#+ Action)]])
(def: (clean_files! root)
(-> (Directory Promise) (Promise (Try Any)))
(do {! ///action.monad}
[nodes (: (Promise (Try (List (File Promise))))
(!.use (\ root files) []))
_ (monad.map ! (function (_ node)
(!.use (\ node delete) []))
nodes)]
(wrap [])))
(def: #export (success path)
(-> ///.Target Text)
(format "Successfully cleaned target directory: " path))
(def: #export (do! console fs profile)
(-> (Console Promise) (file.System Promise) (Command Any))
(do promise.monad
[#let [target (get@ #///.target profile)]
root (: (Promise (Try (Directory Promise)))
(!.use (\ fs directory) target))]
(case root
(#try.Success root)
(do {! ///action.monad}
[_ (loop [root root]
(do !
[_ (..clean_files! root)
subs (: (Promise (Try (List (Directory Promise))))
(!.use (\ root directories) []))
_ (monad.map ! recur subs)]
(!.use (\ root discard) [])))]
(console.write_line (..success target) console))
(#try.Failure error)
(if (exception.match? file.cannot_find_directory error)
(console.write_line (..success target) console)
(\ promise.monad wrap (#try.Failure error))))))
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