[bug#70227] [PATCH 2/2] guix: import: composer: Implement recursive package refresh.

[Nicolas Graves]

* guix/import/composer.scm
 (composer-fetch): Replace reduce by fold to correct version selection
 logic.
 (latest-release): Implement recursive package refresh. Rename to
 import-release.
 (import-release): New function, formerly known as latest-release.

Change-Id: I8f629b4d1da866f5986d39b4e159f2b44af9ee49
---
 guix/import/composer.scm | 34 +++++++++++++++++++++++++---------
 1 file changed, 25 insertions(+), 9 deletions(-)

diff --git a/guix/import/composer.scm b/guix/import/composer.scm
index 75419ca63e..e2a60969aa 100644
--- a/guix/import/composer.scm
+++ b/guix/import/composer.scm
@@ -113,7 +113,7 @@ (define* (composer-fetch name #:key (version #f))
          (if version
              (assoc-ref packages version)
              (cdr
-              (reduce
+              (fold
                (lambda (new cur-max)
                  (match new
                    (((? valid-version? version) . tail)
@@ -243,16 +243,32 @@ (define (php-package? package)
    (eq? (package-build-system package) composer-build-system)
    (string-prefix? "php-" (package-name package))))
 
-(define* (latest-release package #:key (version #f))
-  "Return an <upstream-source> for the latest release of PACKAGE."
+(define* (import-release package #:key (version #f))
+  "Return an <upstream-source> for VERSION or the latest release of PACKAGE."
   (let* ((php-name (guix-package->composer-name package))
          (composer-package (composer-fetch php-name #:version version)))
     (if composer-package
-        (upstream-source
-         (package (composer-package-name composer-package))
-         (version (composer-package-version composer-package))
-         (urls (list (composer-source-url
-                      (composer-package-source composer-package)))))
+        (let* ((guix-name (composer-package-name composer-package))
+               (inputs
+                (append
+                 (map (lambda (dep)
+                        (upstream-input
+                         (name php-name)
+                         (downstream-name guix-name)
+                         (type 'regular)))
+                      (composer-package-require composer-package))
+                 (map (lambda (dep)
+                        (upstream-input
+                         (name php-name)
+                         (downstream-name guix-name)
+                         (type 'native)))
+                      (composer-package-dev-require composer-package)))))
+          (upstream-source
+           (package guix-name)
+           (version (composer-package-version composer-package))
+           (urls (list (composer-source-url
+                        (composer-package-source composer-package))))
+           (inputs inputs)))
         (begin
           (warning (G_ "failed to parse ~a~%") php-name)
           #f))))
@@ -262,7 +278,7 @@ (define %composer-updater
    (name 'composer)
    (description "Updater for Composer packages")
    (pred php-package?)
-   (import latest-release)))
+   (import import-release)))
 
 (define* (composer-recursive-import package-name #:optional version)
   (recursive-import package-name
-- 
2.41.0