init.el

@@ -731,7 +731,6 @@ split horizontally again, but this extra work should not matter much."
              db/find-parent-task
              db/ensure-running-clock
              db/save-current-org-task-to-file
-             db/goto-quick-notes
              db/org-remaining-effort-of-current-item
              db/org-cmp-remaining-effort
              org-dblock-write:db/org-workload-report
@@ -739,6 +738,7 @@ split horizontally again, but this extra work should not matter much."
              endless/org-ispell
              db/org-agenda-insert-active-filters
              db/org-agenda-insert-efforts
+             db/org-timestamp-difference
              db/org-capture-code-snippet
              db/org-onenote-open
              db/org-outlook-open
@@ -1408,10 +1408,12 @@ accordingly."
                      :clock-resume t
                      :empty-lines-before 1
                      :empty-lines-after 1)
-                ("q" "Quick note"
-                     plain
-                     (function db/goto-quick-notes)
-                     "- [ ] %?"
+                ("r" "Respond"
+                     entry
+                     (file db/org-default-refile-file)
+                     ,(concat "* TODO [#B] Reply: %:subject (%:from) :EMAIL:\n"
+                              ":PROPERTIES:\n:CREATED: %U\n:END:\n"
+                              "\n%a%?")
                      :empty-lines-before 1
                      :empty-lines-after 1))))
 

site-lisp/db-org.el

@@ -335,6 +335,22 @@ Add this function to `org-agenda-finalize-hook' to enable this."
 
 ;;; Capturing
 
+(defun db/org-timestamp-difference (stamp-1 stamp-2)
+  "Return time difference between two Org mode timestamps.
+STAMP-1 and STAMP-2 must be understood by
+`org-parse-time-string'."
+  ;; Things copied from `org-clock-update-time-maybe’
+  (let* ((s (-
+             (float-time
+              (apply #'encode-time (org-parse-time-string stamp-2 t)))
+             (float-time
+              (apply #'encode-time (org-parse-time-string stamp-1 t)))))
+         (neg (< s 0))
+         (s (abs s))
+         (h (floor (/ s 3600)))
+         (m (floor (/ (- s (* 3600 h)) 60))))
+    (format (if neg "-%d:%02d" "%2d:%02d") h m)))
+
 ;; Capture Code Snippets
 ;; from http://ul.io/nb/2018/04/30/better-code-snippets-with-org-capture/
 (defun db/org-capture-code-snippet (filename)
@@ -459,23 +475,6 @@ Via %%(with-temp-buffer (db/org-add-link-to-current-clock) (string-trim (buffer-
         (delete-char -1))
       (insert "\n\n"))))
 
-(defun db/goto-quick-notes ()
-  "Go to position where next quick note should be inserted.
-
-Quick notes are inserted into `db/org-default-refile-file', directly
-before the first page feed character.  Quick notes are expected to be
-inserted as list items."
-  (unless (file-writable-p db/org-default-refile-file)
-    (user-error "Default refile file «%s» not writable" db/org-default-refile-file))
-
-  (set-buffer (find-file db/org-default-refile-file))
-
-  (unless (search-forward-regexp "^\f" nil t)
-    (user-error "No page feed found in default refile file"))
-
-  (beginning-of-line)
-  (open-line 2))
-
 
 ;;; Refiling