[nongnu] elpa/sweeprolog ea04f467b9 027/166: ADDED: sweep-pack-install for interactively installing packs

[ELPA Syncer]

branch: elpa/sweeprolog
commit ea04f467b9c498cfd313c93b9d572c25535101a6
Author: Eshel Yaron <me@eshelyaron.com>
Commit: Eshel Yaron <me@eshelyaron.com>

    ADDED: sweep-pack-install for interactively installing packs
---
 sweep.el | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 sweep.pl | 16 ++++++++++++++++
 2 files changed, 62 insertions(+)

diff --git a/sweep.el b/sweep.el
index 012bd05abd..437d1efe34 100644
--- a/sweep.el
+++ b/sweep.el
@@ -31,6 +31,12 @@
   :type 'string
   :group 'sweep)
 
+(defcustom sweep-read-pack-prompt "Pack: "
+  "Prompt used for reading a Prolog pack name from the minibuffer."
+  :package-version '((sweep . "0.1.0"))
+  :type 'string
+  :group 'sweep)
+
 (defvar sweep-install-buffer-name "*Install sweep*"
   "Name of the buffer used for compiling sweep-module.")
 
@@ -155,6 +161,46 @@ module name, F is a functor name and N is its arity."
   (interactive (list (sweep-read-module-name)))
   (find-file (sweep-module-path mod)))
 
+
+(defun sweep-packs-collection ()
+  (sweep-open-query "user" "sweep" "sweep_packs_collection" "")
+  (let ((sol (sweep-next-solution)))
+    (sweep-close-query)
+    (when (or (eq (car sol) '!)
+              (eq (car sol) t))
+      (cdr sol))))
+
+(defun sweep-read-pack-name ()
+  "Read a Prolog pack name from the minibuffer, with completion."
+  (let* ((col (sweep-packs-collection))
+         (completion-extra-properties
+          (list :annotation-function
+                (lambda (key)
+                  (message key)
+                  (let* ((val (cdr (assoc-string key col)))
+                         (des (car val))
+                         (ver (cadr val)))
+                    (concat (make-string (max 0 (- 32 (length key))) ? )
+                            (if des
+                                (concat ver (make-string (max 0 (- 16 (length 
ver))) ? ) des)
+                              ver)))))))
+    (completing-read sweep-read-pack-prompt col)))
+
+(defun sweep-true-p (sol)
+  (or (eq (car sol) '!)
+      (eq (car sol) t)))
+
+;;;###autoload
+(defun sweep-pack-install (pack)
+  "Install or upgrade Prolog package PACK."
+  (interactive (list (sweep-read-pack-name)))
+  (sweep-open-query "user" "sweep" "sweep_pack_install" pack)
+  (let ((sol (sweep-next-solution)))
+    (sweep-close-query)
+    (if (sweep-true-p sol)
+        (message "Package install successful.")
+      (user-error "Pacakge installation failed"))))
+
 ;;;; Testing:
 
 ;; (add-to-list 'load-path (file-name-directory (buffer-file-name)))
diff --git a/sweep.pl b/sweep.pl
index 3a2991b4d9..6f9ef2a01b 100644
--- a/sweep.pl
+++ b/sweep.pl
@@ -4,6 +4,8 @@
             sweep_predicate_location/2,
             sweep_predicates_collection/2,
             sweep_modules_collection/2,
+            sweep_packs_collection/2,
+            sweep_pack_install/2,
             sweep_module_path/2
           ]).
 
@@ -17,6 +19,7 @@
 :- use_module(library(pldoc/doc_man)).
 :- use_module(library(pldoc/man_index)).
 :- use_module(library(lynx/html_text)).
+:- use_module(library(prolog_pack)).
 
 :- dynamic sweep_current_color/3,
            sweep_open/2,
@@ -214,3 +217,16 @@ sweep_predicate_description_(M, F, N, [D]) :-
 sweep_predicate_description_(_M, F, N, [D]) :-
     man_object_property(F/N, summary(D0)), !, atom_string(D0, D).
 sweep_predicate_description_(_, _, _, []).
+
+sweep_packs_collection(SearchString, Packs) :-
+    prolog_pack:query_pack_server(search(SearchString), true(Packs0), []),
+    maplist(sweep_pack_info, Packs0, Packs).
+
+sweep_pack_info(pack(Name0, _, Desc0, Version0, URLS0), [Name, Desc, Version, 
URLS]) :-
+    atom_string(Name0, Name),
+    atom_string(Desc0, Desc),
+    atom_string(Version0, Version),
+    maplist(atom_string, URLS0, URLS).
+
+sweep_pack_install(PackName, []) :-
+    atom_string(Pack, PackName), pack_install(Pack, [silent(true), 
upgrade(true), interactive(false)]).