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|
(.module:
[lux #*
[abstract
[codec (#+ Codec)]
["." monad (#+ do)]]
[control
["." try (#+ Try)]
[concurrency
["." promise (#+ Promise)]]
[security
["!" capability]]]
[data
[binary (#+ Binary)]
["." product]
[text
["%" format (#+ format)]
["." encoding]]
[collection
["." dictionary]
["." set (#+ Set)]
["." list]]
[format
["." xml]]]
[world
["." file (#+ Path File Directory)]]]
["." // #_
["#" local]
["#." hash]
["#." package (#+ Package)]
["#." artifact (#+ Artifact)
["#/." extension]]
[dependency (#+ Dependency)
[resolution (#+ Resolution)]]])
(def: (write! system content file)
(-> (file.System Promise) Binary Path (Promise (Try Any)))
(do (try.with promise.monad)
[file (: (Promise (Try (File Promise)))
(file.get-file promise.monad system file))]
(!.use (\ file over-write) [content])))
(def: #export (write-one system [artifact type] package)
(-> (file.System Promise) Dependency Package (Promise (Try Artifact)))
(do (try.with promise.monad)
[directory (: (Promise (Try Path))
(file.make-directories promise.monad system (//.path system artifact)))
#let [prefix (format directory (\ system separator) (//artifact.identity artifact))]
directory (: (Promise (Try (Directory Promise)))
(file.get-directory promise.monad system directory))
_ (..write! system
(get@ #//package.library package)
(format prefix (//artifact/extension.extension type)))
_ (..write! system
(|> package
(get@ #//package.sha-1)
(\ //hash.sha-1-codec encode)
encoding.to-utf8)
(format prefix //artifact/extension.sha-1))
_ (..write! system
(|> package
(get@ #//package.md5)
(\ //hash.md5-codec encode)
encoding.to-utf8)
(format prefix //artifact/extension.md5))
_ (..write! system
(|> package (get@ #//package.pom) (\ xml.codec encode) encoding.to-utf8)
(format prefix //artifact/extension.pom))]
(wrap artifact)))
(def: #export (write-all system resolution)
(-> (file.System Promise) Resolution (Promise (Try (Set Artifact))))
(do {! (try.with promise.monad)}
[]
(|> (dictionary.entries resolution)
(list.filter (|>> product.right //package.local? not))
(monad.map ! (function (_ [dependency package])
(..write-one system dependency package)))
(\ ! map (set.from-list //artifact.hash)))))
(def: (read! system path)
(-> (file.System Promise) Path (Promise (Try Binary)))
(do (try.with promise.monad)
[file (: (Promise (Try (File Promise)))
(!.use (\ system file) path))]
(!.use (\ file content) [])))
(def: (decode codec data)
(All [a] (-> (Codec Text a) Binary (Try a)))
(let [(^open "_\.") try.monad]
(|> data
encoding.from-utf8
(_\map (\ codec decode))
_\join)))
(def: #export (read-one system [artifact type])
(-> (file.System Promise) Dependency (Promise (Try Package)))
(let [prefix (format (//.path system artifact)
(\ system separator)
(//artifact.identity artifact))]
(do (try.with promise.monad)
[pom (..read! system (format prefix //artifact/extension.pom))
library (..read! system (format prefix (//artifact/extension.extension type)))
sha-1 (..read! system (format prefix //artifact/extension.sha-1))
md5 (..read! system (format prefix //artifact/extension.md5))]
(\ promise.monad wrap
(do try.monad
[pom (..decode xml.codec pom)
sha-1 (..decode //hash.sha-1-codec sha-1)
md5 (..decode //hash.md5-codec md5)]
(wrap {#//package.origin #//package.Local
#//package.library library
#//package.pom pom
#//package.sha-1 sha-1
#//package.md5 md5}))))))
(def: #export (read-all system dependencies resolution)
(-> (file.System Promise) (List Dependency) Resolution (Promise (Try Resolution)))
(case dependencies
#.Nil
(\ (try.with promise.monad) wrap resolution)
(#.Cons head tail)
(do promise.monad
[package (case (dictionary.get head resolution)
(#.Some package)
(wrap (#try.Success package))
#.None
(..read-one system head))]
(with-expansions [<next> (as-is (read-all system tail resolution))]
(case package
(#try.Success package)
(do (try.with promise.monad)
[sub-dependencies (|> package
//package.dependencies
(\ promise.monad wrap))
resolution (|> resolution
(dictionary.put head package)
(read-all system (set.to-list sub-dependencies)))]
<next>)
(#try.Failure error)
<next>)))))
|
