Indeed. I will try to work on it in my spare time, it will take maybe up to a year, but as soon as I have it, I will let the maillist know in case it's of interest.
Again, thanks for all your help.
GM

El mié., 18 nov. 2020 a las 7:37, Ihor Radchenko (<yantar92@gmail.com>) escribió:
> So from now on, all the DONE tasks would be archived straight away on the
> day they are DONE.

Not all the tasks, but all the tasks with repeater.

> Is there a way to do the same with all the logged items under the :LOGBOOK:
> that have been DONE before?

It is certainly possible, but require more complicated function.

Best,
Ihor

Gerardo Moro <gerardomoro37@gmail.com> writes:

> Thank you! Ok, now it works. I had to restart my Emacs, probably that was
> the problem.
>
> So from now on, all the DONE tasks would be archived straight away on the
> day they are DONE. What about the previously LOGGED tasks?
> Is there a way to do the same with all the logged items under the :LOGBOOK:
> that have been DONE before?
>
> I have thousands of such instances, and I wonder if a function would find
> all those items inside the LOGBOOKS and archive them individually under
> their own DONE date in the org archive file. Maybe too much to ask! :)
> GM
>
>
> El mar., 17 nov. 2020 a las 18:00, Ihor Radchenko (<yantar92@gmail.com>)
> escribió:
>
>> > Now I get the error: "wrong number of arguments..." :D
>>
>> It does not happen in my Emacs. It would be helpful if you shared the
>> whole error message.
>>
>> I used the following code for testing:
>>
>> (defun my/org-archive-without-delete ()
>>   "Archive item at point, but do not actually delete it."
>>   (cl-letf (((symbol-function 'org-cut-subtree) (lambda () nil)))
>>     (org-archive-subtree)))
>>
>> (defun org-archive-repeated-task (arg)
>>   "Add a copy of the recurring task marked DONE to archive."
>>   (when (and (eq (plist-get arg :type) 'todo-state-change)
>>              (string= (plist-get arg :to) "DONE")) ;; The state is changed
>> to DONE
>>     (let* ((pos (plist-get arg :position))
>>            (repeater (org-with-point-at pos (org-get-repeat))))
>>       (when repeater ;; Only consider tasks with repeater timestamp
>> anywhere in the task body
>>         (my/org-archive-without-delete)))))
>>
>> (add-hook 'org-trigger-hook #'org-archive-repeated-task)
>>
>> Best,
>> Ihor
>>
>> Gerardo Moro <gerardomoro37@gmail.com> writes:
>>
>> > Now I get the error: "wrong number of arguments..." :D
>> >
>> > El mar., 17 nov. 2020 a las 15:13, Ihor Radchenko (<yantar92@gmail.com>)
>> > escribió:
>> >
>> >> > I tried this but I get: "symbol's function definition is void:
>> >> >  org-trigger-doing"
>> >>
>> >> Oops. That's the old function name. Should be
>> >>
>> >> (add-hook 'org-trigger-hook #'org-archive-repeated-task)
>> >>
>> >> Best,
>> >> Ihor
>> >>
>> >>
>> >> Gerardo Moro <gerardomoro37@gmail.com> writes:
>> >>
>> >> > Thanks for the prompt reply!
>> >> > I tried this but I get: "symbol's function definition is void:
>> >> >  org-trigger-doing"
>> >> >
>> >> > El mar., 17 nov. 2020 a las 14:32, Ihor Radchenko (<
>> yantar92@gmail.com>)
>> >> > escribió:
>> >> >
>> >> >> > Thanks, I don't know how to go about doing that, so I would have to
>> >> rely
>> >> >> on
>> >> >> > others wanting to help me if they consider this to be also useful
>> to
>> >> them
>> >> >> > (which I definitely think it is!).
>> >> >>
>> >> >> Try the following code. It should archive any repeated task once it
>> is
>> >> >> marked DONE.
>> >> >>
>> >> >> (defun org-archive-repeated-task (arg)
>> >> >>   "Add a copy of the recurring task marked DONE to archive."
>> >> >>   (when (and (eq (plist-get arg :type) 'todo-state-change)
>> >> >>              (string= (plist-get arg :to) "DONE")) ;; The state is
>> >> changed
>> >> >> to DONE
>> >> >>     (let* ((pos (plist-get arg :position))
>> >> >>            (repeater (org-with-point-at pos (org-get-repeat))))
>> >> >>       (when repeater ;; Only consider tasks with repeater timestamp
>> >> >> anywhere in the task body
>> >> >>         (my/org-archive-without-delete)))))
>> >> >> (add-hook 'org-trigger-hook #'org-trigger-doing)
>> >> >>
>> >> >> Best,
>> >> >> Ihor
>> >> >>
>> >>
>>