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org-kanban.el
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org-kanban.el
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;;; org-kanban.el --- kanban dynamic block for org-mode. -*- lexical-binding: t -*-
;; Copyright (C) 2016 Christian Köstlin
;; This file is NOT part of GNU Emacs.
;; Author: Christian Köstlin <[email protected]>
;; Contributors:
;; Aldric Giacomoni <[email protected]>
;; Damian Chrzanowski <[email protected]>
;; Vlk <[email protected]>
;; Pieter Hijma <[email protected]>
;; Darius Foo <[email protected]>
;; Keywords: org-mode, org, kanban, tools
;; Package-Requires: ((s) (dash "2.17.0"))
;; Package-Version: 0.6.9
;; Homepage: http://github.com/gizmomogwai/org-kanban
;;; Commentary:
;; To create a kanban table for an org file, simply put the dynamic block
;; `
;; #+BEGIN: kanban
;; #+END:
;; '
;; somewhere and run `C-c C-c' on it. You can use
;; `org-kanban/initialize' to get this generated.
;;; Code:
(require 'dash)
(require 'org)
(require 'org-table)
(require 's)
(require 'subr-x)
(require 'wid-edit)
(require 'widget)
(defun org-kanban//sanity-check-parameters (context layout)
"Check for CONTEXT if LAYOUT is consistent."
(let ((link-abbreviation (car layout))
(link-max-length (cdr layout)))
(if link-max-length
(if (>= (length link-abbreviation) link-max-length)
(error "Problem with %s link-abbreviation (%s) is >= link-max-length (%s)" context link-abbreviation link-max-length)))))
(defgroup org-kanban nil
"Settings for org-kanban."
:group 'org
:prefix "org-kanban")
(defcustom org-kanban/prev-keys "ah"
"Key for promoting an entry of a kanban table to the previous state."
:type 'string
:group 'org-kanban)
(defcustom org-kanban/next-keys "dl"
"Key for promoting an entry of a kanban table to the next state."
:type 'string
:group 'org-kanban)
(defcustom org-kanban/subtree-up-keys "wk"
"Key for moving the subtree of an entry up in the org document."
:type 'string
:group 'org-kanban)
(defcustom org-kanban/subtree-down-keys "sj"
"Key for moving the subtree of an entry down in the org document."
:type 'string
:group 'org-kanban)
(defcustom org-kanban/layout (cons "..." 1000)
"Layout for long descriptions."
:type '(cons
(string :tag "abbreviation")
(integer :tag "max-length "))
:set (lambda (symbol value)
(progn
(org-kanban//sanity-check-parameters "customize-set" value)
(set-default symbol value)))
:group 'org-kanban)
(defun org-kanban//todo-info-extract ()
"Extract all required infos from a todo.
e.g. buffer, heading-components, allowed keywords, ids, priority, ..."
(list
(current-buffer)
(org-heading-components)
org-todo-keywords-1
(org-entry-get nil "CUSTOM_ID")
(org-entry-get nil "ID")
(org-entry-get nil "PRIORITY")
(org-entry-get nil "TODO")
))
(defun org-kanban//todo-info-get-file (todo-info)
"Get the buffer from a TODO-INFO."
(nth 0 todo-info))
(defun org-kanban//todo-info-get-heading (todo-info)
"Get the heading info from a TODO-INFO."
(nth 1 todo-info))
(defun org-kanban--todo-info-get-level (todo-info)
"Get the level from a TODO-INFO."
(nth 0 (nth 1 todo-info)))
(defun org-kanban--todo-info-get-keyword (todo-info)
"Get the keyword from a TODO-INFO."
(nth 2 (nth 1 todo-info)))
(defun org-kanban//todo-info-get-keywords (todo-info)
"Get the allowed keywords for a TODO-INFO."
(nth 2 todo-info))
(defun org-kanban//todo-info-get-custom-id (todo-info)
"Get the CUSTOM_ID from a heading TODO-INFO."
(nth 3 todo-info))
(defun org-kanban//todo-info-get-id (todo-info)
"Get the ID from a heading TODO-INFO."
(nth 4 todo-info))
(defun org-kanban//todo-info-get-priority (todo-info)
"Get the PRIORITY from a heading TODO-INFO."
(nth 5 todo-info))
(defun org-kanban//todo-info-get-state (todo-info)
"Get the STATE from a heading TODO-INFO."
(nth 6 todo-info))
(defun org-kanban//heading-get-title (heading)
"Get the title from an `org-mode` HEADING."
(nth 4 heading))
(defun org-kanban//heading-get-todo-keyword (todo)
"Get the TODO keyword from an `org-mode` HEADING."
(nth 2 todo))
(defun org-kanban//heading-to-description (heading layout)
"Create a description from a HEADING.
The description is truncated according to the LAYOUT cons (e.g. (\"...\" . 10))."
(org-kanban//sanity-check-parameters "sanity-check" layout)
(let* ((link-abbreviation (car layout))
(max-length (cdr layout)))
(if (> (length heading) max-length)
(concat
(substring heading 0 (- max-length (length link-abbreviation)))
link-abbreviation)
heading)))
(defun org-kanban//relative-filename (file)
"Calculate relative filename for FILE based on current buffer."
(file-relative-name (buffer-file-name file) (file-name-directory (buffer-file-name (current-buffer)))))
(defun org-kanban//link-for-custom-id (custom-id file description)
"Create a link for CUSTOM-ID, optionally USE-FILE FILE and DESCRIPTION."
(if custom-id
(format "[[file:%s::#%s][%s]]" (org-kanban//relative-filename file) custom-id description)
nil))
(defun org-kanban//link-for-id (id description)
"Create a link for ID with DESCRIPTION."
(if id
(format "[[id:%s][%s]]" id description)
nil))
(defun org-kanban//link-for-heading (heading file description)
"Create a link for a HEADING optionally a FILE and DESCRIPTION."
(if heading
(format "[[file:%s::*%s][%s]]" (org-kanban//relative-filename file) heading description)
(error "Illegal state")))
(defun org-kanban//escape-description (description)
"Cleanup DESCRIPTION for use in an org link."
(s-replace "|" "｜" ; trick to not break tables
(replace-regexp-in-string "\\[\\[.*]\\[\\(.*\\)]]" (lambda (x) (match-string 1 x)) description) ; replace links with linktext
))
(defun org-kanban//escape-heading (heading)
"Cleanup HEADING for use an org link."
(let* (
(escaped-links (replace-regexp-in-string (rx "[[" (+? not-newline) "][" (+? not-newline) "]]")
(lambda (x) (s-replace "]" "\\\\]" (s-replace "[" "\\\\[" (match-string 0 x)))) heading))
(escaped-cite (replace-regexp-in-string (rx "[" (group "cite" (+? not-newline)) "]") "\\\\[\\1\\\\]" escaped-links))
(removed-slash-checkbox (replace-regexp-in-string (rx "[" (+? digit) "/" (+? digit) "]") "" escaped-cite))
(removed-percent-checkbox (replace-regexp-in-string (rx "[" (+? digit) "%]") "" removed-slash-checkbox))
(trimmed (s-replace "|" "｜" removed-percent-checkbox)))
trimmed))
(defun org-kanban//unescape-heading (heading)
"Transform HEADING from org link to real heading."
(s-replace "\\[" "["
(s-replace "\\]" "]"
(s-replace "｜" "|" heading))))
(defun org-kanban//link (file heading kanban search-for custom-id id layout)
"Create a link to FILE and HEADING if the KANBAN value is equal to SEARCH-FOR.
CUSTOM-ID links are used if given.
ID links are used if given.
LAYOUT is the specification to layout long links.
This means, that the org-kanban table links are in one of several forms:
- file:#custom-id
- #custom-id
- id:id
- file:*heading
- heading"
(if
(and (stringp kanban) (string-equal search-for kanban))
(let* (
(description (funcall layout (org-kanban//escape-description heading)))
)
(or
(org-kanban//link-for-custom-id custom-id file description)
(org-kanban//link-for-id id description)
(org-kanban//link-for-heading (org-kanban//escape-heading heading) file description)
))
""))
(defun org-kanban//todo-keywords (files mirrored range-fun)
"Get list of org todos from FILES.
MIRRORED describes if keywords should be reversed. RANGE-FUN filters keywords."
(save-window-excursion
(let* (
(list-of-keywords (-flatten (-map
(lambda(file)
(find-file file)
org-todo-keywords-1)
files)))
(filtered (-distinct (-filter (lambda (i) (funcall range-fun i list-of-keywords)) list-of-keywords)))
(keywords (if mirrored (reverse filtered) filtered)))
keywords)))
(defun org-kanban//row-entries-for (todo-info todo-keywords layout)
"Convert a kanban TODO-INFO to elements of a row for org-table.
The result is a list of entries that can be converted by
`org-kanban//row-entries-to-row.
TODO-KEYWORDS are all the current org todos.
LAYOUT specification."
(let* (
(file (org-kanban//todo-info-get-file todo-info))
(heading (org-kanban//todo-info-get-heading todo-info))
(title (org-kanban//heading-get-title heading))
(kanban (org-kanban//heading-get-todo-keyword heading))
(custom-id (org-kanban//todo-info-get-custom-id todo-info))
(id (org-kanban//todo-info-get-id todo-info))
(row-entries (-map (lambda(i) (org-kanban//link file title i kanban custom-id id layout)) todo-keywords)))
row-entries))
(defun org-kanban//row-entries-to-string (row-entries)
"Convert ROW-ENTRIES to an org-kanban table row string."
(let* (
(row (string-join row-entries "|")))
(format "|%s|" row)))
(defun org-kanban//row-for (todo-info todo-keywords layout)
"Convert a kanban TODO-INFO to a row of a org-table.
TODO-KEYWORDS are all the current org todos.
LAYOUT specification."
(org-kanban//row-entries-to-string (org-kanban//row-entries-for todo-info todo-keywords layout)))
(defun org-kanban//transpose-lists (lists)
"Transpose LISTS."
(apply '-zip-lists (apply '-pad nil lists)))
(defun org-kanban//add-to-matrix (value column matrix)
"Add VALUE to COLUMN of MATRIX and return it.
An existing row with an empty column is changed or a new row is
appended to the matrix."
(let* (
(row-index (-find-index (lambda (x) (not (nth column x)))
matrix)))
(if row-index
(let* ( ;; change existing row
(row (nth row-index matrix))
(new-row (-replace-at column value row))
(new-matrix (-replace-at row-index new-row
matrix)))
new-matrix)
(let* ( ;; add new row
(row (make-list (length (car matrix)) nil))
(new-row (-replace-at column value row))
(new-matrix (append matrix (list new-row))))
new-matrix))))
(defun org-kanban//compressed-rows (rows)
"Produce a vertically compressed table out of ROWS.
Rows are proper org-table rows.
The processing is done on string level."
(let* (
(matrix (--map (split-string it "|" nil) rows))
(width (length (car matrix)))
(compressed (-reduce-from
(lambda (memo item)
(let* ((idx (-find-index (lambda (x) (> (length x) 0)) item)))
(org-kanban//add-to-matrix (nth idx item) idx memo)))
(list (make-list width nil))
matrix)))
(string-join (-map (lambda (x) (string-join x "|")) compressed) "\n")))
(require 're-builder)
(setq reb-re-syntax 'string)
(defun org-kanban//find-by-file-and-custom-id (line)
"Search for a todo in a LINE with file and custom_id."
(let* (
(pattern "\\[\\[file:\\(.*\\)::#\\(.*\\)\\]\\[.*\\]")
(match (string-match pattern line))
(file (and match (match-string 1 line)))
(custom-id (and match (match-string 2 line)))
(entry (and custom-id (save-excursion
(find-file file)
(org-find-property "CUSTOM_ID" custom-id)))))
(if entry (list file entry) nil)))
(defun org-kanban//find-by-file-and-heading (line)
"Search for a todo in a LINE with file and heading."
(let* (
(pattern "\\[\\[file:\\(.*\\)::\\*\\(.*\\)\\]\\[.*\\]")
(match (string-match pattern line))
(file (and match (match-string 1 line)))
(heading (and match (org-kanban//unescape-heading (match-string 2 line))))
(entry (and heading (save-excursion
(find-file file)
(org-find-exact-headline-in-buffer heading)))))
(if entry (list file entry) nil)))
(defun org-kanban//find-by-custom-id (line)
"Try to find a todo by custom id in LINE."
(let* (
(pattern "\\[\\[#\\(.*\\)\\]\\[.*\\]")
(match (string-match pattern line))
(custom-id (and match (match-string 1 line)))
(entry (and custom-id (org-find-property "CUSTOM_ID" custom-id))))
(if entry (list (buffer-file-name) entry) nil)))
(defun org-kanban//find-by-heading (line)
"Try to find a todo by heading in LINE."
(let* (
(pattern "\\[\\[\\(.*\\)\\]\\[.*\\]")
(match (string-match pattern line))
(heading (and match (org-kanban//unescape-heading (match-string 1 line))))
(entry (and heading (org-find-exact-headline-in-buffer heading))))
(if entry (list (buffer-file-name) entry) nil)))
(defun org-kanban//find-by-id (line)
"Try to find a todo by id in LINE."
(let* (
(pattern "\\[\\[id:\\(.*\\)\\]\\[.*\\]")
(match (string-match pattern line))
(id (and match (match-string 1 line)))
(entry (and id (org-find-entry-with-id id))))
(if entry (list (buffer-file-name) entry) nil)))
(defun org-kanban//find ()
"Search for a todo matching to the current kanban table row.
Return file and marker."
(let* (
(line-start (save-excursion
(move-beginning-of-line 1)
(point)))
(line-end (save-excursion
(move-end-of-line 1)
(point)))
(line (buffer-substring-no-properties line-start line-end)))
(or
(org-kanban//find-by-file-and-custom-id line)
(org-kanban//find-by-file-and-heading line)
(org-kanban//find-by-custom-id line)
(org-kanban//find-by-id line)
(org-kanban//find-by-heading line))))
(defun org-kanban/move-subtree-up ()
"Move the todo entry in the current line of the kanban table up."
(interactive)
(org-kanban//move-subtree 'up))
(defun org-kanban/move-subtree-down ()
"Move the todo entry in the current line of the kanban table down."
(interactive)
(org-kanban//move-subtree 'down))
(defun org-kanban//move-subtree (&optional direction)
"Move subtree into DIRECTION."
(save-window-excursion
(if (-contains? (list 'up 'down) direction)
(let* (
(file-and-marker (org-kanban//find))
(file (nth 0 file-and-marker))
(marker (nth 1 file-and-marker)))
(when (and file-and-marker file marker)
(with-demoted-errors "Error: %S"
;;(org-kanban//move-table-entry direction)
(let ((new-pos 0))
(save-excursion
(find-file file)
(goto-char marker)
(if (eq direction 'up)
(org-move-subtree-up)
(org-move-subtree-down))
(setq new-pos (point)))
(org-dblock-update)
(org-beginning-of-dblock)
(if (org-kanban//search-element file new-pos)
(goto-char (search-forward "[["))))))))))
(defun org-kanban//search-element (required-file required-point)
"Search for a matching org-kanban table entry.
The entry need to match on REQUIRED-FILE and REQUIRED-POINT."
(let* (
(done-p nil))
(while (not done-p)
(let* (
(file-and-marker (org-kanban//find))
(file (nth 0 file-and-marker))
(marker (nth 1 file-and-marker)))
(if marker
(if (and
(eq (marker-position marker) required-point)
(string-equal file required-file))
(setq done-p t)
(forward-line 1))
(forward-line 1))))))
(defun org-kanban/next ()
"Move the todo entry in the current line of the kanban table to the next state."
(interactive)
(org-kanban//move 'right))
(defun org-kanban/prev ()
"Move the kanban table entry in the current line to the previous state."
(interactive)
(org-kanban//move 'left))
(defun org-kanban/shift (&optional direction)
"Move todo to DIRECTION (repeatedly)."
(interactive)
(message "Use %s and %s to change todo state, %s and %s to reorder subtrees" org-kanban/prev-keys org-kanban/next-keys org-kanban/subtree-up-keys org-kanban/subtree-down-keys)
(cond
((eq 'left direction) (org-kanban//move direction))
((eq 'right direction) (org-kanban//move direction))
((eq 'up direction) (org-kanban//move-subtree direction))
((eq 'down direction) (org-kanban//move-subtree direction)))
(set-transient-map
(let* (
(map (make-sparse-keymap)))
(org-kanban//define-keys map org-kanban/prev-keys (lambda () (interactive) (org-kanban/shift 'left)))
(org-kanban//define-keys map org-kanban/next-keys (lambda () (interactive) (org-kanban/shift 'right)))
(org-kanban//define-keys map org-kanban/subtree-down-keys (lambda () (interactive) (org-kanban/shift 'down)))
(org-kanban//define-keys map org-kanban/subtree-up-keys (lambda () (interactive) (org-kanban/shift 'up)))
map)))
(defun org-kanban//define-keys (map keys fun)
"Define FUN for all KEYS in MAP."
(dolist (key (append keys nil))
(define-key map (format "%c" key) fun)))
;;;###autoload
(defun org-kanban/initialize (&optional arg)
"Create an org-kanban dynamic block at position ARG."
(interactive "p")
(cond (
(eq arg nil) (org-kanban/initialize-here))
((eq arg 1) (org-kanban/initialize-here))
((eq arg 4) (org-kanban/initialize-at-beginning))
((eq arg 16) (org-kanban/initialize-at-end))
(t (error (message "Unsupported universal argument %s" arg)))))
;;;###autoload
(defun org-kanban/initialize-at-beginning ()
"Create an org-kanban dynamic block at the beginning of the buffer."
(interactive)
(save-excursion
(goto-char (point-min))
(forward-line)
(org-kanban//initialize-mirrored-kanban-at-point)))
;;;###autoload
(defun org-kanban/initialize-at-end ()
"Create an org-kanban dynamic block at the end of the buffer."
(interactive)
(save-excursion
(goto-char (point-max))
(newline)
(org-kanban//initialize-mirrored-kanban-at-point)))
;;;###autoload
(defun org-kanban/initialize-here ()
"Create an org-kanban dynamic block at the point."
(interactive)
(save-excursion
(org-kanban//initialize-mirrored-kanban-at-point)))
(defun org-kanban//initialize-mirrored-kanban-at-point ()
"Create an org-kanban dynamic block at the point."
(save-excursion
(insert "#+BEGIN: kanban :mirrored t\n#+END:\n"))
(org-ctrl-c-ctrl-c))
(defun org-kanban//get-dynamic-block-parameters ()
"Get the dynamic block parameters if point is inside a block."
(save-excursion
(let* (
(_ (org-beginning-of-dblock))
(__ (unless (looking-at org-dblock-start-re)
(user-error "Not at a dynamic block")))
(name (org-no-properties (match-string 1))))
(append (list :name name) (read (concat "(" (match-string 3) ")"))))))
(defun org-kanban//move-table-entry (direction)
"Move the cell/entry in kanban table in direction DIRECTION."
(org-narrow-to-element)
;; goes to the element in the row, assume we are anywhere on the line
(or (search-forward "[[" nil t)
(search-backward "[["))
(unwind-protect
(org-table-move-column (if (eq 'left direction) 't nil))
(widen)
(org-table-align)))
(defun org-kanban//get-table-todo ()
"Return todo state in given column in kanban table."
(save-excursion
(let* ((cur-col (org-table-current-column)))
(org-table-goto-line 1)
(org-table-goto-column cur-col)
(-> (org-table-get-field)
(org-no-properties)
(s-trim)))))
(defmacro org-kanban//measure-time (title &rest body)
"Print time prefixed with TITLE it takes to evaluate BODY."
`(let ((time (current-time)))
,@body
(message "%s %.06f" ,title (float-time (time-since time)))))
(defun org-kanban//move (direction)
"Move the kanban table entry in the current line to the next state.
The next state is calculated by DIRECTION which can be \='left or \='right."
(save-window-excursion
(if (-contains? (list 'left 'right) direction)
(let* (
(file-and-marker (org-kanban//find))
(file (nth 0 file-and-marker))
(marker (nth 1 file-and-marker)))
(when (and file-and-marker file marker)
(with-demoted-errors "Error: %S"
(org-kanban//move-table-entry direction)
(let ((todo (org-kanban//get-table-todo)))
(save-excursion
(find-file file)
(goto-char marker)
(org-todo todo)))))))))
(defun org-kanban//params-layout (params)
"Calculate layout func based on PARAMS."
(let* (
(l (plist-get params :layout))
(layout (pcase l
(`nil (lambda(s) (org-kanban//heading-to-description s org-kanban/layout)))
((pred functionp) (lambda(s) (funcall l s)))
((pred symbolp) (lambda(s) (org-kanban//heading-to-description s (symbol-value l))))
((pred consp) (lambda(s) (org-kanban//heading-to-description s l)))
(_ (error (format "Unknown type %s" l))))))
layout))
(defun org-kanban//expand-like-agenda-files (files)
"Expand FILES like org agenda would do it.
This will also pick up all org files in a directory."
(let ((file-strings (-map (lambda (f) (symbol-name f)) files)))
(-flatten (-map (lambda (f)
(if (file-directory-p f)
(directory-files f t org-agenda-file-regexp)
(list (expand-file-name f))))
file-strings))))
(defun org-kanban//params-files (params)
"Calculate files based on PARAMS."
(let* (
(scope (plist-get params :scope))
(files (pcase scope
(`nil (list buffer-file-name))
(`tree (list buffer-file-name))
(_ (org-kanban//expand-like-agenda-files scope)))))
files))
(defun org-kanban//params-scope (params files)
"Calculate scope based on PARAMS and FILES."
(let* ((scope (plist-get params :scope)))
(pcase scope
(`nil files)
(`tree scope)
(_ files))))
(defun org-kanban--params-depth (params)
"Get the depth from PARAMS. 1000 if not there."
(or (plist-get params :depth) 1000))
(defun org-kanban--compare-by-priority (a b f)
"Compare A and B by priority and function F."
(let* (
(pa (org-kanban//todo-info-get-priority a))
(pb (org-kanban//todo-info-get-priority b))
(result (funcall f pa pb)))
result))
(defun org-kanban--compare-by-state (a b all-keywords f)
"Compare A with B with the help of ALL-KEYWORDS and F."
(let* (
(idx-1 (or (-elem-index (org-kanban//todo-info-get-state a) all-keywords) 0))
(idx-2 (or (-elem-index (org-kanban//todo-info-get-state b) all-keywords) 0))
(result (funcall f idx-1 idx-2)))
result))
(defun org-kanban--compare-with-functions (a b functions)
"Compare A with B using FUNCTIONS.
If the first function cannot decide (neither a < b nor b < a), then
the rest of the functions is used."
(let* (
(first-function (car functions))
(result (if first-function
(if (funcall first-function a b) t
(if (funcall first-function b a) nil
(org-kanban--compare-with-functions a b (cdr functions))))
nil)))
result))
(defun org-kanban--combine-comparators(functions)
"Create a new compare function by chaining FUNCTIONS together."
(lambda (a b) (org-kanban--compare-with-functions a b functions)))
(defun org-kanban--prepare-comparator (spec all-keywords)
"Prepare a comparator function according to SPEC and ALL-KEYWORDS.
Supported are pP and oO."
(org-kanban--combine-comparators
(mapcar
(lambda (c)
(cond
((eq c ?o) (lambda (a b) (org-kanban--compare-by-state a b all-keywords '<)))
((eq c ?O) (lambda (a b) (org-kanban--compare-by-state a b all-keywords '>)))
((eq c ?p) (lambda (a b) (org-kanban--compare-by-priority a b 'string<)))
((eq c ?P) (lambda (a b) (org-kanban--compare-by-priority a b 'string>)))
(t (error "Unknown spec character %s" (char-to-string c)))
))
spec)))
(defun org-kanban//range-fun (value keywords from to)
"Return if VALUE is between FROM and TO in KEYWORDS."
(if from
(if to
(let* (
(from-idx (-elem-index from keywords))
(to-idx (-elem-index to keywords))
(value-idx (-elem-index value keywords))
)
(and from-idx to-idx value-idx (>= value-idx from-idx) (<= value-idx to-idx)))
t)
t))
;;;###autoload
(defun org-dblock-write:kanban (params)
"Create the kanban dynamic block.
PARAMS may contain `:mirrored`, `:match`, `:scope`, `:layout`,
`:range`, `:depth` and `:compressed`."
(insert
(let*
(
(mirrored (plist-get params :mirrored))
(compressed (plist-get params :compressed))
(match (plist-get params :match))
(range (plist-get params :range))
(depth (org-kanban--params-depth params))
(layout (org-kanban//params-layout params))
(files (org-kanban//params-files params))
(scope (org-kanban//params-scope params files))
(todo-keywords (org-kanban//todo-keywords files mirrored (lambda (value keywords) (org-kanban//range-fun value keywords (car range) (cdr range)))))
(sort-spec-string (plist-get params :sort))
(sort-spec (org-kanban--prepare-comparator sort-spec-string todo-keywords))
(todo-infos (org-map-entries 'org-kanban//todo-info-extract match scope))
(sorted-todo-infos (if sort-spec (-sort sort-spec todo-infos) todo-infos))
(filtered-todo-infos (-filter (lambda (todo-info)
(org-kanban//range-fun
(org-kanban--todo-info-get-keyword todo-info)
(org-kanban//todo-info-get-keywords todo-info)
(car range)
(cdr range)))
sorted-todo-infos))
(filtered-todo-infos (-filter (lambda (todo-info)
(if (eq scope 'tree)
(let* (
(tree-info (nth 0 todo-infos))
(tree-level (org-kanban--todo-info-get-level tree-info)))
(< (org-kanban--todo-info-get-level todo-info) (+ depth tree-level)))
(<= (org-kanban--todo-info-get-level todo-info) depth))) filtered-todo-infos))
(filtered-todo-infos (-filter (lambda (todo-info) (nth 4 (org-kanban//todo-info-get-heading todo-info))) filtered-todo-infos))
(row-for (lambda (todo-info) (org-kanban//row-for todo-info todo-keywords layout)))
(table-title (string-join todo-keywords "|"))
(filtered (-filter (lambda (todo-info)
(-intersection
(list (org-kanban//heading-get-todo-keyword (org-kanban//todo-info-get-heading todo-info)))
(org-kanban//todo-info-get-keywords todo-info)))
filtered-todo-infos))
(table (if compressed
(org-kanban//compressed-rows (-map row-for filtered))
(let* ((rows (-map row-for filtered)))
(if rows
(--reduce (format "%s\n%s" acc it) rows)
""
)))))
(format "|%s|\n|--|\n%s" table-title table)))
(org-table-align))
(defun org-kanban/version ()
"Print org-kanban version."
(interactive)
(message "org-kanban 0.6.9"))
(defun org-kanban--scope-action (button)
"Set scope from a BUTTON."
(let* (
(parameters (button-get button 'parameters))
(scope (plist-get parameters :scope))
(delete (button-get button 'delete)))
(if delete
(plist-put parameters :scope nil)
(let* (
(default-scope (if scope (format "%s" scope) nil))
(new-scope (read-string "Scope: " default-scope)))
(plist-put parameters :scope new-scope)))
(org-kanban//show-configure-buffer
(button-get button 'buffer)
(button-get button 'beginning)
parameters)))
(defun org-kanban--layout-action (button)
"Set layout from a BUTTON."
(let* (
(parameters (button-get button 'parameters))
(layout (plist-get parameters :layout))
(delete (button-get button 'delete)))
(if delete
(plist-put parameters :layout nil)
(let* (
(default-s (if layout (car layout) (car org-kanban/layout)))
(default-max (if layout (cdr layout) (cdr org-kanban/layout)))
(s (read-string "Abbreviation: " default-s))
(max (read-string "Max width: " (format "%s" default-max))))
(plist-put parameters :layout (cons s max))))
(org-kanban//show-configure-buffer
(button-get button 'buffer)
(button-get button 'beginning)
parameters)))
(defun org-kanban--match-action (button)
"Set the current match string from a BUTTON."
(let* (
(parameters (button-get button 'parameters))
(match (plist-get parameters :match))
(delete (button-get button 'delete)))
(if delete
(plist-put parameters :match nil)
(plist-put parameters :match
(let ((match-default (if match match "")))
(read-from-minibuffer "Match string: " match-default))))
(org-kanban//show-configure-buffer
(button-get button 'buffer)
(button-get button 'beginning)
parameters)))
(defun org-kanban--mirrored-button-action (button)
"Set the current mirrored setting from a BUTTON."
(let* (
(parameters (button-get button 'parameters))
(mirrored (plist-get parameters :mirrored)))
(plist-put parameters :mirrored (not mirrored))
(org-kanban//show-configure-buffer
(button-get button 'buffer)
(button-get button 'beginning)
parameters)))
(defun org-kanban--dynamicblock-from-parameters (parameters)
"Create heading of a dynamic block from PARAMETERS."
(let* (
(mirrored (plist-get parameters :mirrored))
(match (plist-get parameters :match))
(layout (plist-get parameters :layout))
(scope (plist-get parameters :scope))
(compressed (plist-get parameters :compressed)))
(s-join " " (delq nil
(list "#+BEGIN: kanban"
(if mirrored ":mirrored t")
(if match (format " :match \"%s\"" match))
(if layout (format " :layout (\"%s\" . %s)" (car layout) (cdr layout)))
(if scope (format " :scope %s" scope))
(if compressed " :compressed t")
)))))
(defun org-kanban--calculate-preview (mirrored match layout scope range sort-spec-string depth compressed)
"Calculate the org-kanban header.
State is passed in MIRRORED, MATCH, LAYOUT, SCOPE, RANGE, SORT-SPEC-STRING,
DEPTH and COMPRESSED."
(s-join " " (delq nil
(list "#+BEGIN: kanban"
(if mirrored ":mirrored t")
(if (and match (> (length match) 0))
(format ":match \"%s\"" match))
(if layout (format ":layout (\"%s\" . %s)" (car layout) (cdr layout)))
(format ":scope %s" scope)
(if range (format ":range (\"%s\" . \"%s\")" (car
range)
(cdr range)))
(if (and sort-spec-string (> (length sort-spec-string) 0))
(format ":sort \"%s\"" sort-spec-string))
(if (and depth (> (length depth) 0))
(format ":depth %s" depth))
(if compressed ":compressed t")
))))
(defun org-kanban--update-preview (preview mirrored match layout scope range sort-spec-string depth compressed)
"Update the PREVIEW widget with the org-kanban header.
State is passed in MIRRORED, MATCH, LAYOUT, SCOPE, RANGE, SORT-SPEC-STRING,
DEPTH and COMPRESSED."
(widget-value-set preview (org-kanban--calculate-preview mirrored match layout scope range sort-spec-string depth compressed)))
(defun org-kanban//show-configure-buffer (buffer beginning parameters)
"Create the configuration form for BUFFER.
BEGINNING the position there and
PARAMETERS the org-kanban parameters."
(switch-to-buffer "*org-kanban-configure*")
(let (
(inhibit-read-only t)
(mirrored (plist-get parameters :mirrored))
(compressed (plist-get parameters :compressed))
(match (plist-get parameters :match))
(scope (plist-get parameters :scope))
(range (plist-get parameters :range))
(sort-spec-string (plist-get parameters :sort))
(layout (or (plist-get parameters :layout) org-kanban/layout))
(depth (format "%s" (or (plist-get parameters :depth) "")))
(preview nil)
(match-widget nil)
(range-from-widget nil)
(range-to-widget nil)
(sort-spec-widget nil)
(depth-widget nil)
)
(erase-buffer)
(remove-overlays)
(widget-insert (propertize "Mirrored: " 'face 'font-lock-keyword-face))
(widget-create 'toggle
:value mirrored
:notify (lambda (widget &rest _ignore)
(setq mirrored (widget-value widget))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed)))
(widget-insert (propertize " see https://theagileist.wordpress.com/tag/mirrored-kanban-board/ for details" 'face 'font-lock-doc-face))
(widget-insert "\n\n")
(widget-insert (propertize "Match: " 'face 'font-lock-keyword-face))
(setq match-widget (widget-create 'editable-field
:value (format "%s" (or match ""))
:size 30
:notify (lambda (widget &rest _ignore)
(setq match (widget-value widget))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))))
(widget-insert " ")
(widget-create 'push-button
:notify (lambda (_widget &rest _ignore)
(widget-value-set match-widget "")
(setq match nil)
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))
(propertize "Delete" 'face 'font-lock-string-face))
(widget-insert "\n")
(widget-insert (propertize " match to tags e.g. urgent|important" 'face 'font-lock-doc-face))
(widget-insert "\n\n")
(widget-insert (propertize "Range:\n" 'face 'font-lock-keyword-face))
(widget-insert (propertize " from: " 'face 'font-lock-keyword-face))
(setq range-from-widget (widget-create 'editable-field
:value (format "%s" (or (car range) ""))
:size 7
:notify (lambda (widget &rest _ignore)
(setq range (cons (widget-value widget) (cdr range)))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))))
(widget-insert (propertize " to: " 'face 'font-lock-keyword-face))
(setq range-to-widget (widget-create 'editable-field
:value (format "%s" (or (cdr range) ""))
:size 7
:notify (lambda (widget &rest _ignore)
(setq range (cons (car range) (widget-value widget)))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))))
(widget-insert " ")
(widget-create 'push-button
:notify (lambda (_widget &rest _ignore)
(widget-value-set range-from-widget "")
(widget-value-set range-to-widget "")
(setq range nil)
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))
(propertize "Delete" 'face 'font-lock-string-face))
(widget-insert "\n")
(widget-insert (propertize " from and to should be keywords" 'face 'font-lock-doc-face))
(widget-insert "\n\n")
(widget-insert (propertize "Layout:\n" 'face 'font-lock-keyword-face))
(widget-insert (propertize " Abbreviation: " 'face 'font-lock-keyword-face))
(widget-create 'editable-field
:value (format "%s" (if layout (car layout) ""))
:size 5
:notify (lambda (widget &rest _ignore)
(setq layout (cons (widget-value widget) (cdr layout)))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed)))
(widget-insert (propertize " Max-width: " 'face 'font-lock-keyword-face))
(widget-create 'editable-field
:value (format "%s" (if layout (cdr layout) ""))
:size 1
:notify (lambda (widget &rest _ignore)
(setq layout (cons (car layout) (widget-value widget)))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed)))
(widget-insert "\n")
(widget-insert (propertize " max-width should be bigger then the length of the abbreviation" 'face 'font-lock-doc-face))
(widget-insert "\n\n")
(widget-insert (propertize "Scope " 'face 'font-lock-keyword-face))
(let ((default-file-list (cond
((eq scope 'tree) "(file1.org file2.org ...)")
((eq scope nil) "(file1.org file2.org dir ...)")
(t (format "%s" scope)))))
(widget-create 'menu-choice
:tag "change type"
:value (cond
((eq scope 'tree) "tree")
((eq scope nil) "nil")
(t (format "%s" scope)))
:notify (lambda (widget &rest _ignore)
(let ((scope-string (widget-value widget)))
(setq scope
(cond
((string-equal scope-string "tree") "tree")
((string-equal scope-string "nil") nil)
(t (let (
(_ (setq default-file-list scope-string))
(res (car (read-from-string scope-string))))
res))))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed)))
:value-set (lambda (widget &rest value)
(widget-default-value-set widget
(cond
((equal value '("tree")) "tree")
((equal value '("nil")) "nil")
(t (format "%s" default-file-list)))))
'(item :tag "tree" :menu-tag "tree" :value "tree")
'(item :tag "whole file" :menu-tag "whole file" :value "nil")
'(editable-field :menu-tag "list of files" default-file-list)))
(widget-insert (propertize " Scope of the org-kanban table. e.g. nil, tree or a list of files or directories.\n" 'face 'font-lock-doc-face))
(widget-insert "\n")
(widget-insert (propertize "Sort Spec: " 'face 'font-lock-keyword-face))
(setq sort-spec-widget (widget-create 'editable-field
:value (format "%s" (or sort-spec-string ""))
:size 30
:notify (lambda (widget &rest _ignore)
(setq sort-spec-string (widget-value widget))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))))
(widget-insert " ")
(widget-create 'push-button
:notify (lambda (_widget &rest _ignore)
(widget-value-set sort-spec-widget "")
(setq sort-spec-string nil)
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))
(propertize "Delete" 'face 'font-lock-string-face))
(widget-insert "\n")
(widget-insert (propertize " Sort spec use a combination of todo[o/O]order and [p/P]riority" 'face 'font-lock-doc-face))
(widget-insert "\n\n")
(widget-insert (propertize "Depth: " 'face 'font-lock-keyword-face))
(setq depth-widget (widget-create 'editable-field
:value (format "%s" (or depth ""))
:size 3
:notify (lambda (widget &rest _ignore)
(setq depth (or (widget-value widget) ""))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))))
(widget-insert " ")
(widget-create 'push-button
:notify (lambda (_widget &rest _ignore)
(widget-value-set depth-widget "")
(setq depth "")
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed))
(propertize "Delete" 'face 'font-lock-string-face))
(widget-insert "\n")
(widget-insert (propertize " Depth to which show todos in the org-kanban table. This is relative to the files or root element of :scope tree." 'face 'font-lock-doc-face))
(widget-insert "\n\n")
(widget-insert (propertize "Compressed: " 'face 'font-lock-keyword-face))
(widget-create 'toggle
:value compressed
:notify (lambda (widget &rest _ignore)
(setq compressed (widget-value widget))
(org-kanban--update-preview preview mirrored match layout scope range sort-spec-string depth compressed)))
(widget-insert (propertize " Interactive shifting is not (yet) supported for compressed kanban tables." 'face 'font-lock-doc-face))
(widget-insert "\n\n")
(widget-insert (propertize "Result: " 'face 'font-lock-keyword-face))
(setq preview
(widget-create 'const))