From 012e58699d4183dc27e13d60bf9a85e974d45b07 Mon Sep 17 00:00:00 2001
From: Ryan Schanzenbacher <ryan@rschanz.org>
Date: Tue, 21 Jan 2025 11:37:34 -0500
Subject: [PATCH] Added service to periodically clean Downloads folder

---
 home-config/home-configuration.scm     |  3 ++
 modules/ryan-services/file-manager.scm | 43 +++++++++++++++++++++++++-
 2 files changed, 45 insertions(+), 1 deletion(-)

diff --git a/home-config/home-configuration.scm b/home-config/home-configuration.scm
index 3e35a56..c837f9e 100644
--- a/home-config/home-configuration.scm
+++ b/home-config/home-configuration.scm
@@ -195,6 +195,9 @@
                                   (prefer
                                     (family "DejaVu Sans Mono")))))
          (service home-dbus-service-type)
+         (service downloads-garbage-collector-service-type
+                  (downloads-garbage-collector-configuration
+                    (user "ryan")))
                            ;;; trying some changes
          ;(template-files "."
          ;'("spotify-player/app.toml"
diff --git a/modules/ryan-services/file-manager.scm b/modules/ryan-services/file-manager.scm
index 9f0bdc4..1f76d0e 100644
--- a/modules/ryan-services/file-manager.scm
+++ b/modules/ryan-services/file-manager.scm
@@ -3,10 +3,21 @@
                #:use-module (gnu packages base)
                #:use-module (gnu services)
                #:use-module (gnu services configuration)
+               #:use-module (gnu services shepherd)
                #:use-module (gnu home services)
                #:use-module (gnu home services shepherd)
                #:use-module (srfi srfi-1)
-               #:use-module (guix gexp))
+               #:use-module (guix gexp)
+               #:use-module (guix records)
+               #:export (downloads-garbage-collector-service-type
+                    downloads-garbage-collector-configuration
+                    downloads-garbage-collector-configuration?))
+
+(define-configuration downloads-garbage-collector-configuration
+    (user
+      (string "")
+      "User to run under")
+    (no-serialization))
 
 (define-public (home-symlinks files)
   ;; Simple service to symlink two paths. Treats all paths with HOME prepended
@@ -23,3 +34,33 @@
                       #f)
                     (symlink full-path1 full-path2)))))
               files))
+
+(define downloads-garbage-collector-service
+  (match-record-lambda <downloads-garbage-collector-configuration>
+    (user)
+    (let ((cleanup-command #~(list "find" (string-append "/home/" #$user "/Downloads") "-mtime" "+7" "-exec" "rm" "-rf" "{}" "';'")))
+      (shepherd-service
+        (documentation "Garbage collect downloaded files more than 1 week old for USER.")
+        (provision '(downloads-garbage-collector))
+        ;(requirement '(root))
+        (modules '((shepherd service timer)))
+        (start #~(make-timer-constructor
+                   (calendar-event #:hours '(8) #:minutes '(20)
+                                   #:days-of-week '(tuesday))
+                   (command #$cleanup-command)))
+        (stop #~(make-timer-destructor))
+        (actions (list (shepherd-action
+                         (name 'trigger)
+                         (documentation "Trigger GC in Downloads folder for USER")
+                         (procedure #~(lambda _
+                                        (system (string-join #$cleanup-command " ")))))))))))
+
+(define-public downloads-garbage-collector-service-type
+  (service-type
+    (name 'downloads-garbage-collector)
+    (description "Given a USER, clear files older than 1 week from Downloads folder")
+    (extensions
+      (list
+        (service-extension home-shepherd-service-type
+                           (compose list downloads-garbage-collector-service))))
+    (default-value (downloads-garbage-collector-configuration))))