From dbb7ab7fd8f54408946e7cd08ec03409ec84a2fe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dominik=20Pant=C5=AF=C4=8Dek?=
 <dominik.pantucek@trustica.cz>
Date: Thu, 16 Mar 2023 12:04:51 +0100
Subject: [PATCH] Load members, find them by id or nick.

---
 brmsaptool.scm   | 18 +++++++++++---
 members-base.scm | 62 ++++++++++++++++++++++++++++++++++++------------
 2 files changed, 62 insertions(+), 18 deletions(-)

diff --git a/brmsaptool.scm b/brmsaptool.scm
index e0e754f..938952b 100644
--- a/brmsaptool.scm
+++ b/brmsaptool.scm
@@ -52,6 +52,9 @@
 
 ;; Command-line options and configurable parameters
 (define *members-directory* (make-parameter "members"))
+(define -member-id- (make-parameter #f))
+(define -member-nick- (make-parameter #f))
+(define -action- (make-parameter #f))
 
 ;; Arguments parsing
 (command-line
@@ -65,11 +68,20 @@
  (-MB (dir) "Members base directory" (*members-directory* dir))
  (-mfkw () "Member-File invalid Key Warning" (*member-file-check-syntax* 'warning))
  (-mfkq () "Member-File invalid Key Quiet" (*member-file-check-syntax* 'quiet))
- (-mfec (n) "Member-File parser Error Context (lines)" (*member-file-context* (string->number n))))
+ (-mfec (n) "Member-File parser Error Context (lines)" (*member-file-context* (string->number n)))
+ (-mi (id) "Specif member by id" (-member-id- (string->number id)))
+ (-mn (nick) "Specify member by nick" (-member-nick- nick))
+ )
 
 ;; Load the members database (required for everything anyway)
-(define MB (load-members "members" #t))
-(print MB)
+(define MB (load-members (*members-directory*) #t))
+
+;; If a member is specified by either id or nick, get its record
+(define mr (if (-member-id-)
+	       (find-member-by-id MB (-member-id-))
+	       (if (-member-nick-)
+		   (find-member-by-nick (-member-nick-))
+		   #f)))
 
 ;; ...
 (void)
diff --git a/members-base.scm b/members-base.scm
index ae64717..59e142b 100644
--- a/members-base.scm
+++ b/members-base.scm
@@ -29,6 +29,10 @@
  members-base
  (
   load-members
+  find-member-by-id
+  find-member-by-nick
+  list-members-ids
+  list-members-nicks
   members-base-tests!
   )
 
@@ -162,32 +166,60 @@
 		  (files+symlinks->files-dictionary
 		   (get-files+symlinks dn))))
 	    (mb0 (dict-map
-		 (lambda (symfn symlinks)
-		   (when progress?
-		     (display "."))
-		   (members-base-load-member dn
-					     symfn
-					     symlinks))
-		 fss))
-	    (mb (dict-reduce (make-dict)
-			     (lambda (acc symfn mr)
-			       (dict-set acc (dict-ref mr 'id) mr))
-			     mb0)))
+		  (lambda (symfn symlinks)
+		    (when progress?
+		      (display "."))
+		    (members-base-load-member dn
+					      symfn
+					      symlinks))
+		  fss))
+	    (mb1 (dict-reduce (make-dict)
+			      (lambda (acc symfn mr)
+				(dict-set acc (dict-ref mr 'id) mr))
+			      mb0))
+	    (mb (dict-reduce '()
+			     (lambda (acc id mr)
+			       (cons mr acc))
+			     mb1)))
        (when progress?
 	 (print " ok."))
        mb)))
 
+ ;; Gets member based by generic predicate
+ (define (find-member-by-predicate mb pred)
+   (let loop ((mdb mb))
+     (if (null? mdb)
+	 #f
+	 (let ((mr (car mdb)))
+	   (if (pred mr)
+	       mr
+	       (loop (cdr mdb)))))))
+
+ ;; Returns member record found by id
  (define (find-member-by-id mb id)
-   #f)
+   (find-member-by-predicate
+    mb
+    (lambda (mr)
+      (eq? (dict-ref mr 'id) id))))
 
+ ;; Returns member record found by id
  (define (find-member-by-nick mb nick)
-   #f)
+   (find-member-by-predicate
+    mb
+    (lambda (mr)
+      (equal?
+       (dict-ref
+	(dict-ref mr 'info)
+	'nick)
+       nick))))
 
+ ;; Returns all ids found in the database
  (define (list-members-ids mb)
-   #f)
+   (map (lambda (mr) (dict-ref mr 'id)) mb))
 
+ ;; Returns all nicks found in the database
  (define (list-members-nicks mb)
-   #f)
+   (map (lambda (mr) (dict-ref (dict-ref mr 'info) 'nick)) mb))
 
  ;; Performs self-tests of this module.
  (define (members-base-tests!)