1 files changed, 96 insertions, 0 deletions
diff --git a/users/grfn/emacs.d/org-query.el b/users/grfn/emacs.d/org-query.el
new file mode 100644
index 000000000000..e659e02c8b59
--- /dev/null
+++ b/users/grfn/emacs.d/org-query.el
@@ -0,0 +1,96 @@
+;;; -*- lexical-binding: t; -*-
+
+(require 'org)
+(require 'org-agenda)
+(require 'inflections)
+
+(defun grfn/org-agenda-entry->element (agenda-entry)
+  ;; ???
+  ())
+
+(defun org-elements-agenda-match (match &optional todo-only)
+  (setq match
+        (propertize match 'inherited t))
+  (with-temp-buffer
+    (let ((inhibit-redisplay (not debug-on-error))
+          (org-agenda-sticky nil)
+          (org-agenda-buffer-tmp-name (buffer-name))
+          (org-agenda-buffer-name (buffer-name))
+          (org-agenda-buffer (current-buffer))
+          (matcher (org-make-tags-matcher match))
+          result)
+      (org-agenda-prepare (concat "TAGS " match))
+      (setq match (car matcher)
+            matcher (cdr matcher))
+      (dolist (file (org-agenda-files nil 'ifmode)
+                    result)
+        (catch 'nextfile
+          (org-check-agenda-file file)
+          (when-let ((buffer (if (file-exists-p file)
+                                 (org-get-agenda-file-buffer file)
+                               (error "No such file %s" file))))
+            (with-current-buffer buffer
+              (unless (derived-mode-p 'org-mode)
+                (error "Agenda file %s is not in Org mode" file))
+              (save-excursion
+                (save-restriction
+                  (if (eq buffer org-agenda-restrict)
+                      (narrow-to-region org-agenda-restrict-begin
+                                        org-agenda-restrict-end)
+                    (widen))
+                  (setq result
+                        (append result (org-scan-tags
+                                        'agenda
+                                        matcher
+                                        todo-only))))))))))))
+
+(defun grfn/num-inbox-items ()
+  (length (org-elements-agenda-match "inbox" t)))
+
+(defun grfn/num-inbox-items-message ()
+  (let ((n (grfn/num-inbox-items)))
+    (unless (zerop n)
+      (format "%d %s"
+              n
+              (if (= 1 n) "item" "items")))))
+
+(defmacro grfn/at-org-clocked-in-item (&rest body)
+  `(when (org-clocking-p)
+     (let ((m org-clock-marker))
+       (with-current-buffer (marker-buffer m)
+         (save-mark-and-excursion
+           (goto-char m)
+           (org-back-to-heading t)
+           ,@body)))))
+
+(defun grfn/org-element-clocked-in-task ()
+  (grfn/at-org-clocked-in-item
+   (org-element-at-point)))
+
+(comment
+ (grfn/org-element-clocked-in-task)
+ (org-element-property :title (grfn/org-element-clocked-in-task))
+ )
+
+(defun grfn/minutes->hours:minutes (minutes)
+  (format "%d:%02d"
+          (floor (/ minutes 60))
+          (mod minutes 60)))
+
+(comment
+ (grfn/minutes->hours:minutes 1)        ; => "0:01"
+ (grfn/minutes->hours:minutes 15)       ; => "0:15"
+ (grfn/minutes->hours:minutes 130)      ; => "2:10"
+ )
+
+(defun grfn/org-current-clocked-in-task-message ()
+  (if (org-clocking-p)
+      (format "(%s) [%s]"
+              (org-element-property :title (grfn/org-element-clocked-in-task))
+              (grfn/minutes->hours:minutes
+               (org-clock-get-clocked-time)))
+    ""))
+
+(comment
+ (grfn/org-current-clocked-in-task-message)
+ )