path: root/org-clubhouse.el

;;; org-clubhouse.el --- Simple, unopinionated integration between org-mode and
;;; Clubhouse

;;; Copyright (C) 2018 Off Market Data, Inc. DBA Urbint
;;; Permission is hereby granted, free of charge, to any person obtaining a copy
;;; of this software and associated documentation files (the "Software"), to
;;; deal in the Software without restriction, including without limitation the
;;; rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
;;; sell copies of the Software, and to permit persons to whom the Software is
;;; furnished to do so, subject to the following conditions:

;;; The above copyright notice and this permission notice shall be included in
;;; all copies or substantial portions of the Software.

;;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
;;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
;;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
;;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
;;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
;;; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
;;; IN THE SOFTWARE.

;;; Commentary:
;;; org-clubhouse provides simple, unopinionated integration between Emacs's
;;; org-mode and the Clubhouse issue tracker
;;;
;;; To configure org-clubhouse, create an authorization token in Cluhbouse's
;;; settings, then place the following configuration somewhere private:
;;;
;;;   (setq org-clubhouse-auth-token "<auth_token>"
;;;         org-clubhouse-team-name  "<team-name>")
;;;

;;; Code:

(require 'cl-macs)
(require 'dash)
(require 'dash-functional)
(require 's)
(require 'org)
(require 'org-element)
(require 'subr-x)
(require 'json)

;;;
;;; Configuration
;;;

(defvar org-clubhouse-auth-token nil
  "Authorization token for the Clubhouse API")

(defvar org-clubhouse-team-name nil
  "Team name to use in links to Clubhouse
ie https://app.clubhouse.io/<TEAM_NAME>/stories")

(defvar org-clubhouse-project-ids nil
  "Specific list of project IDs to synchronize with clubhouse.
If unset all projects will be synchronized")

(defvar org-clubhouse-workflow-name "Default")

(defvar org-clubhouse-default-story-type nil
  "Sets the default story type. If set to 'nil', it will interactively prompt
the user each and every time a new story is created. If set to 'feature',
'bug', or 'chore', that value will be used as the default and the user will
not be prompted")

(defvar org-clubhouse-state-alist
  '(("LATER"  . "Unscheduled")
    ("[ ]"    . "Ready for Development")
    ("TODO"   . "Ready for Development")
    ("OPEN"   . "Ready for Development")
    ("ACTIVE" . "In Development")
    ("PR"     . "Review")
    ("DONE"   . "Merged")
    ("[X]"    . "Merged")
    ("CLOSED" . "Merged"))
  "Alist mapping org-mode todo keywords to their corresponding states in
  Clubhouse. In `org-clubhouse-mode', moving headlines to these todo keywords
  will update to the corresponding status in Clubhouse")

(defvar org-clubhouse-story-types
  '(("feature" . "Feature")
    ("bug"     . "Bug")
    ("chore"   . "Chore")))

(defvar org-clubhouse-default-story-types
  '(("feature" . "Feature")
    ("bug"     . "Bug")
    ("chore"   . "Chore")
    ("prompt"  . "**Prompt each time (do not set a default story type)**")))

(defvar org-clubhouse-default-state "Proposed"
  "Default state to create all new stories in")

;;;
;;; Utilities
;;;

(defmacro comment (&rest _)
  "Comment out one or more s-expressions."
  nil)

(defun ->list (vec) (append vec nil))

(defun reject-archived (item-list)
  (-reject (lambda (item) (equal :json-true (alist-get 'archived item))) item-list))

(defun alist->plist (key-map alist)
  (->> key-map
       (-map (lambda (key-pair)
               (let ((alist-key (car key-pair))
                     (plist-key (cdr key-pair)))
                 (list plist-key (alist-get alist-key alist)))))
       (-flatten-n 1)))

(defun alist-get-equal (key alist)
  "Like `alist-get', but uses `equal' instead of `eq' for comparing keys"
  (->> alist
       (-find (lambda (pair) (equal key (car pair))))
       (cdr)))

(comment

 (alist->plist
  '((foo . :foo)
    (bar . :something))

  '((foo . "foo") (bar . "bar") (ignored . "ignoreme!")))
 ;; => (:foo "foo" :something "bar")

 )

(defun find-match-in-alist (target alist)
  (->> alist
       (-find (lambda (key-value)
                   (string-equal (cdr key-value) target)))
       car))

(defun org-clubhouse-collect-headlines (beg end)
  "Collects the headline at point or the headlines in a region. Returns a list."
  (setq test-headlines
  (if (and beg end)
      (org-clubhouse-get-headlines-in-region beg end)
      (list (org-element-find-headline)))))


(defun org-clubhouse-get-headlines-in-region (beg end)
  "Collects the headlines from BEG to END"
  (save-excursion
    ;; This beg/end clean up pulled from `reverse-region`.
    ;; it expands the region to include the full lines from the selected region.

    ;; put beg at the start of a line and end and the end of one --
    ;; the largest possible region which fits this criteria
    (goto-char beg)
    (or (bolp) (forward-line 1))
    (setq beg (point))
    (goto-char end)
    ;; the test for bolp is for those times when end is on an empty line;
    ;; it is probably not the case that the line should be included in the
    ;; reversal; it isn't difficult to add it afterward.
    (or (and (eolp) (not (bolp))) (progn (forward-line -1) (end-of-line)))
    (setq end (point-marker))

    ;; move to the beginning
    (goto-char beg)
    ;; walk by line until past end
    (let ((headlines '())
          (before-end 't))
      (while before-end
        (add-to-list 'headlines (org-element-find-headline))
        (let ((before (point)))
          (org-forward-heading-same-level 1)
          (setq before-end (and (not (eq before (point))) (< (point) end)))))
      headlines)))

;;;
;;; Org-element interaction
;;;

;; (defun org-element-find-headline ()
;;   (let ((current-elt (org-element-at-point)))
;;     (if (equal 'headline (car current-elt))
;;         current-elt
;;       (let* ((elt-attrs (cadr current-elt))
;;              (parent (plist-get elt-attrs :post-affiliated)))
;;         (goto-char parent)
;;         (org-element-find-headline)))))

(defun org-element-find-headline ()
  (let ((current-elt (org-element-at-point)))
    (when (equal 'headline (car current-elt))
      (cadr current-elt))))

(defun org-element-extract-clubhouse-id (elt)
  (when-let* ((clubhouse-id-link (plist-get elt :CLUBHOUSE-ID)))
    (cond
     ((string-match
       (rx "[[" (one-or-more anything) "]"
           "[" (group (one-or-more digit)) "]]")
       clubhouse-id-link)
      (string-to-number (match-string 1 clubhouse-id-link)))
     ((string-match-p
       (rx buffer-start
           (one-or-more digit)
           buffer-end)
       clubhouse-id-link)
      (string-to-number clubhouse-id-link)))))

(comment
 (let ((strn "[[https://app.clubhouse.io/example/story/2330][2330]]"))
   (string-match
    (rx "[[" (one-or-more anything) "]"
        "[" (group (one-or-more digit)) "]]")
    strn)
   (string-to-number (match-string 1 strn)))
 )

(defun org-element-clubhouse-id ()
  (org-element-extract-clubhouse-id
   (org-element-find-headline)))

(defun org-element-and-children-at-point ()
  (let* ((elt (org-element-find-headline))
         (contents-begin (plist-get elt :contents-begin))
         (end   (plist-get elt :end))
         (level (plist-get elt :level))
         (children '()))
    (save-excursion
      (goto-char (+ contents-begin (length (plist-get elt :title))))
      (while (<= (point) end)
        (let* ((next-elt (org-element-at-point))
               (elt-type (car next-elt))
               (elt      (cadr next-elt)))
          (when (and (eql 'headline elt-type)
                     (eql (+ 1 level) (plist-get elt :level)))
            (push elt children))
          (goto-char (plist-get elt :end)))))
    (append elt `(:children ,(reverse children)))))

(defun +org-element-contents (elt)
  (if-let ((begin (plist-get (cadr elt) :contents-begin))
           (end (plist-get (cadr elt) :contents-end)))
      (buffer-substring-no-properties begin end)
    ""))

(defun org-clubhouse-find-description-drawer ()
  "Try to find a DESCRIPTION drawer in the current element."
  (let ((elt (org-element-at-point)))
    (cl-case (car elt)
      ('drawer (+org-element-contents elt))
      ('headline
       (when-let ((drawer-pos (string-match
                               ":DESCRIPTION:"
                               (+org-element-contents elt))))
         (save-excursion
           (goto-char (+ (plist-get (cadr elt) :contents-begin)
                         drawer-pos))
           (org-clubhouse-find-description-drawer)))))))

;;;
;;; API integration
;;;

(defvar org-clubhouse-base-url* "https://api.clubhouse.io/api/v2")

(defun org-clubhouse-auth-url (url &optional params)
 (concat url
         "?"
         (url-build-query-string
          (cons `("token" ,org-clubhouse-auth-token) params))))

(defun org-clubhouse-baseify-url (url)
 (if (s-starts-with? org-clubhouse-base-url* url) url
   (concat org-clubhouse-base-url*
           (if (s-starts-with? "/" url) url
             (concat "/" url)))))

(cl-defun org-clubhouse-request (method url &key data (params '()))
 (message "%s %s %s" method url (prin1-to-string data))
 (let* ((url-request-method method)
        (url-request-extra-headers
         '(("Content-Type" . "application/json")))
        (url-request-data data)
        (buf))

   (setq url (-> url
                 org-clubhouse-baseify-url
                 (org-clubhouse-auth-url params)))

   (setq buf (url-retrieve-synchronously url))

   (with-current-buffer buf
     (goto-char url-http-end-of-headers)
     (prog1 (json-read) (kill-buffer)))))

(cl-defun to-id-name-pairs
    (seq &optional (id-attr 'id) (name-attr 'name))
  (->> seq
       ->list
       (-map (lambda (resource)
          (cons (alist-get id-attr   resource)
                (alist-get name-attr resource))))))

(cl-defun org-clubhouse-fetch-as-id-name-pairs
    (resource &optional
              (id-attr 'id)
              (name-attr 'name))
  "Returns the given resource from clubhouse as (id . name) pairs"
  (let ((resp-json (org-clubhouse-request "GET" resource)))
    (-> resp-json
        ->list
        reject-archived
        (to-id-name-pairs id-attr name-attr))))

(defun org-clubhouse-get-story
    (clubhouse-id)
  (org-clubhouse-request "GET" (format "/stories/%s" clubhouse-id)))

(defun org-clubhouse-link-to-story (story-id)
  (format "https://app.clubhouse.io/%s/story/%d"
          org-clubhouse-team-name
          story-id))

(defun org-clubhouse-link-to-epic (epic-id)
  (format "https://app.clubhouse.io/%s/epic/%d"
          org-clubhouse-team-name
          epic-id))

(defun org-clubhouse-link-to-milestone (milestone-id)
  (format "https://app.clubhouse.io/%s/milestone/%d"
          org-clubhouse-team-name
          milestone-id))

(defun org-clubhouse-link-to-project (project-id)
  (format "https://app.clubhouse.io/%s/project/%d"
          org-clubhouse-team-name
          project-id))

;;;
;;; Caching
;;;

(comment
 (defcache org-clubhouse-projects
   (org-sync-clubhouse-fetch-as-id-name-pairs "projectx"))

 (clear-org-clubhouse-projects-cache)
 (clear-org-clubhouse-cache)
 )

(defvar org-clubhouse-cache-clear-functions ())

(defmacro defcache (name &optional docstring &rest body)
  (let* ((doc (when docstring (list docstring)))
         (cache-var-name (intern (concat (symbol-name name)
                                         "-cache")))
         (clear-cache-function-name
          (intern (concat "clear-" (symbol-name cache-var-name)))))
    `(progn
       (defvar ,cache-var-name :no-cache)
       (defun ,name ()
         ,@doc
         (when (equal :no-cache ,cache-var-name)
           (setq ,cache-var-name (progn ,@body)))
         ,cache-var-name)
       (defun ,clear-cache-function-name ()
         (interactive)
         (setq ,cache-var-name :no-cache))

       (push (quote ,clear-cache-function-name)
             org-clubhouse-cache-clear-functions))))

(defun org-clubhouse-clear-cache ()
  (interactive)
  (-map #'funcall org-clubhouse-cache-clear-functions))

;;;
;;; API resource functions
;;;

(defcache org-clubhouse-projects
  "Returns projects as (project-id . name)"
  (org-clubhouse-fetch-as-id-name-pairs "projects"))

(defcache org-clubhouse-epics
  "Returns projects as (project-id . name)"
  (org-clubhouse-fetch-as-id-name-pairs "epics"))

(defcache org-clubhouse-milestones
  "Returns milestone-id . name)"
  (org-clubhouse-fetch-as-id-name-pairs "milestones"))

(defcache org-clubhouse-workflow-states
  "Returns worflow states as (name . id) pairs"
  (let* ((resp-json (org-clubhouse-request "GET" "workflows"))
         (workflows (->list resp-json))
         ;; just assume it exists, for now
         (workflow  (-find (lambda (workflow)
                             (equal org-clubhouse-workflow-name
                                    (alist-get 'name workflow)))
                           workflows))
         (states    (->list (alist-get 'states workflow))))
    (to-id-name-pairs states
                      'name
                      'id)))

(defun org-clubhouse-stories-in-project (project-id)
  "Return the stories in the given PROJECT-ID as org headlines."
  (let ((resp-json (org-clubhouse-request "GET" (format "/projects/%d/stories" project-id))))
    (->> resp-json ->list reject-archived
         (-reject (lambda (story) (equal :json-true (alist-get 'completed story))))
         (-map (lambda (story)
                 (cons
                  (cons 'status
                        (cond
                         ((equal :json-true (alist-get 'started story))
                          'started)
                         ((equal :json-true (alist-get 'completed story))
                          'completed)
                         ('t
                          'open)))
                  story)))
         (-map (-partial #'alist->plist
                         '((name . :title)
                           (id . :id)
                           (status . :status)))))))

;;;
;;; Prompting
;;;

(defun org-clubhouse-prompt-for-project (cb)
  (ivy-read
   "Select a project: "
   (-map #'cdr (org-clubhouse-projects))
   :require-match t
   :history 'org-clubhouse-project-history
   :action (lambda (selected)
             (let ((project-id
                    (find-match-in-alist selected (org-clubhouse-projects))))
               (funcall cb project-id)))))

(defun org-clubhouse-prompt-for-epic (cb)
  (ivy-read
   "Select an epic: "
   (-map #'cdr (org-clubhouse-epics))
   :history 'org-clubhouse-epic-history
   :action (lambda (selected)
             (let ((epic-id
                    (find-match-in-alist selected (org-clubhouse-epics))))
               (funcall cb epic-id)))))

(defun org-clubhouse-prompt-for-milestone (cb)
  (ivy-read
   "Select a milestone: "
   (-map #'cdr (org-clubhouse-milestones))
   :require-match t
   :history 'org-clubhouse-milestone-history
   :action (lambda (selected)
             (let ((milestone-id
                    (find-match-in-alist selected (org-clubhouse-milestones))))
               (funcall cb milestone-id)))))

(defun org-clubhouse-prompt-for-story-type (cb)
  (ivy-read
   "Select a story type: "
   (-map #'cdr org-clubhouse-story-types)
   :history 'org-clubhouse-story-history
   :action (lambda (selected)
             (let ((story-type
                    (find-match-in-alist selected org-clubhouse-story-types)))
               (funcall cb story-type)))))

(defun org-clubhouse-prompt-for-default-story-type ()
  (interactive)
  (ivy-read
   "Select a default story type: "
   (-map #'cdr org-clubhouse-default-story-types)
   :history 'org-clubhouse-default-story-history
   :action (lambda (selected)
             (let ((story-type
                    (find-match-in-alist selected org-clubhouse-default-story-types)))
                  (if (string-equal story-type "prompt")
                      (setq org-clubhouse-default-story-type nil)
                      (setq org-clubhouse-default-story-type story-type))))))

;;;
;;; Epic creation
;;;

(cl-defun org-clubhouse-create-epic-internal
    (title &key milestone-id)
  (cl-assert (and (stringp title)
               (integerp milestone-id)))
  (org-clubhouse-request
   "POST"
   "epics"
   :data
   (json-encode
    `((name . ,title)
      (milestone_id . ,milestone-id)))))

(defun org-clubhouse-populate-created-epic (elt epic)
  (let ((elt-start  (plist-get elt :begin))
        (epic-id    (alist-get 'id epic))
        (milestone-id (alist-get 'milestone_id epic)))

    (save-excursion
      (goto-char elt-start)

      (org-set-property "clubhouse-epic-id"
                        (org-make-link-string
                         (org-clubhouse-link-to-epic epic-id)
                         (number-to-string epic-id)))

      (org-set-property "clubhouse-milestone"
                        (org-make-link-string
                         (org-clubhouse-link-to-milestone milestone-id)
                         (alist-get milestone-id (org-clubhouse-milestones)))))))

(defun org-clubhouse-create-epic (&optional beg end)
  "Creates a clubhouse epic using selected headlines.
Will pull the title from the headline at point, or create epics for all the
headlines in the selected region.

All epics are added to the same milestone, as selected via a prompt.
If the epics already have a CLUBHOUSE-EPIC-ID, they are filtered and ignored."
  (interactive
   (when (use-region-p)
     (list (region-beginning region-end))))

  (let* ((elts (org-clubhouse-collect-headlines beg end))
         (elts (-remove (lambda (elt) (plist-get elt :CLUBHOUSE-EPIC-ID)) elts)))
    (org-clubhouse-prompt-for-milestone
     (lambda (milestone-id)
       (when milestone-id
         (dolist (elt elts)
           (let* ((title (plist-get elt :title))
                  (epic  (org-clubhouse-create-epic-internal
                          title
                          :milestone-id milestone-id)))
             (org-clubhouse-populate-created-epic elt epic))
               elts))))))

;;;
;;; Story creation
;;;

(defun org-clubhouse-default-state-id ()
  (alist-get-equal org-clubhouse-default-state (org-clubhouse-workflow-states)))

(cl-defun org-clubhouse-create-story-internal
    (title &key project-id epic-id story-type description)
  (cl-assert (and (stringp title)
               (integerp project-id)
               (or (null epic-id) (integerp epic-id))
               (or (null description) (stringp description))))
  (let ((workflow-state-id (org-clubhouse-default-state-id))
        (params `((name . ,title)
                  (project_id . ,project-id)
                  (epic_id . ,epic-id)
                  (story_type . ,story-type)
                  (description . ,(or description "")))))

    (when workflow-state-id
      (push `(workflow_state_id . ,workflow-state-id) params))

    (org-clubhouse-request
     "POST"
     "stories"
     :data
     (json-encode params))))

(defun org-clubhouse-populate-created-story (elt story)
  (let ((elt-start  (plist-get elt :begin))
        (story-id   (alist-get 'id story))
        (epic-id    (alist-get 'epic_id story))
        (project-id (alist-get 'project_id story))
        (story-type (alist-get 'story_type story)))

    (save-excursion
      (goto-char elt-start)

      (org-set-property "clubhouse-id"
                        (org-make-link-string
                         (org-clubhouse-link-to-story story-id)
                         (number-to-string story-id)))

      (org-set-property "clubhouse-epic"
                        (org-make-link-string
                         (org-clubhouse-link-to-epic epic-id)
                         (alist-get epic-id (org-clubhouse-epics))))

      (org-set-property "clubhouse-project"
                        (org-make-link-string
                         (org-clubhouse-link-to-project project-id)
                         (alist-get project-id (org-clubhouse-projects))))

      (org-set-property "story-type"
                        (alist-get-equal story-type org-clubhouse-story-types))

      (org-todo "TODO"))))

(defun org-clubhouse-create-story (&optional beg end &key then)
  "Creates a clubhouse story using selected headlines.

Will pull the title from the headline at point,
or create cards for all the headlines in the selected region.

All stories are added to the same project and epic, as selected via two prompts.
If the stories already have a CLUBHOUSE-ID, they are filtered and ignored."
  (interactive
   (when (use-region-p)
     (list (region-beginning) (region-end))))

  (let* ((elts     (org-clubhouse-collect-headlines beg end))
         (new-elts (-remove (lambda (elt) (plist-get elt :CLUBHOUSE-ID)) elts)))
    (org-clubhouse-prompt-for-project
     (lambda (project-id)
       (when project-id
         (org-clubhouse-prompt-for-epic
          (lambda (epic-id)
            (let ((create-story
                   (lambda (story-type)
                     (-map
                      (lambda (elt)
                        (let* ((title (plist-get elt :title))
                               (description
                                (save-mark-and-excursion
                                  (goto-char (plist-get elt :begin))
                                  (org-clubhouse-find-description-drawer)))
                               (story (org-clubhouse-create-story-internal
                                       title
                                       :project-id project-id
                                       :epic-id epic-id
                                       :story-type story-type
                                       :description description)))
                          (org-clubhouse-populate-created-story elt story)
                          (when (functionp then)
                            (funcall then story))))
                      new-elts))))
              (if org-clubhouse-default-story-type
                  (funcall create-story org-clubhouse-default-story-type)
                (org-clubhouse-prompt-for-story-type create-story))))))))))

(defun org-clubhouse-create-story-with-task-list (&optional beg end)
  "Creates a clubhouse story using the selected headline, making all direct
children of that headline into tasks in the task list of the story."
  (interactive
   (when (use-region-p)
     (list (region-beginning) (region-end))))

  (let* ((elt (org-element-and-children-at-point)))
    (org-clubhouse-create-story nil nil
     :then (lambda (story)
             (pp story)
             (org-clubhouse-push-task-list
              (alist-get 'id story)
              (plist-get elt :children))))))

;;;
;;; Task creation
;;;

(cl-defun org-clubhouse-create-task (title &key story-id)
  (cl-assert (and (stringp title)
               (integerp story-id)))
  (org-clubhouse-request
   "POST"
   (format "/stories/%d/tasks" story-id)
   :data (json-encode `((description . ,title)))))

(defun org-clubhouse-push-task-list (&optional parent-clubhouse-id child-elts)
  "Writes each child element of the current clubhouse element as a task list
item of the associated clubhouse ID.

when called as (org-clubhouse-push-task-list PARENT-CLUBHOUSE-ID CHILD-ELTS),
allows manually passing a clubhouse ID and list of org-element plists to write"
  (interactive)
  (let* ((elt (org-element-and-children-at-point))
         (parent-clubhouse-id (or parent-clubhouse-id
                                  (org-element-extract-clubhouse-id elt)))
         (child-elts (or child-elts (plist-get elt :children)))
         ;; (story (org-clubhouse-get-story parent-clubhouse-id))
         ;; (existing-tasks (alist-get 'tasks story))
         ;; (task-exists
         ;;  (lambda (task-name)
         ;;    (some (lambda (task)
         ;;            (string-equal task-name (alist-get 'description task)))
         ;;          (existing-tasks))))
         )
    (dolist (child-elt child-elts)
      (let ((task-name (plist-get child-elt :title)))
        ;; (unless (task-exists task-name)
        (let ((task (org-clubhouse-create-task
                     task-name
                     :story-id parent-clubhouse-id)))
          ;; TODO this doesn't currently work, since the act of populating the
          ;; previous task bumps up the char start of the next task
          ;; (org-clubhouse-populate-created-task child-elt task)
          )
        ;; )
        ))))

(defun org-clubhouse-populate-created-task (elt task)
  (let ((elt-start (plist-get elt :begin))
        (task-id   (alist-get 'id task))
        (story-id  (alist-get 'story_id task)))

    (save-excursion
      (goto-char elt-start)

      (org-set-property "clubhouse-task-id" (format "%d" task-id))

      (org-set-property "clubhouse-story-id"
                        (org-make-link-string
                         (org-clubhouse-link-to-story story-id)
                         (number-to-string story-id)))

      (org-todo "TODO"))))

;;;
;;; Story updates
;;;

(defun org-clubhouse-update-story-title ()
  "Update the title of the Clubhouse story linked to the current headline.

Update the title of the story linked to the current headline with the text of
the headline."
  (interactive)

  (when-let (clubhouse-id (org-element-clubhouse-id))
    (let* ((elt (org-element-find-headline))
           (title (plist-get elt :title)))
    (org-clubhouse-update-story-internal
     clubhouse-id
     :name title)
    (message "Successfully updated story title to \"%s\""
             title))))

(cl-defun org-clubhouse-update-story-internal
    (story-id &rest attrs)
  (cl-assert (and (integerp story-id)
               (listp attrs)))
  (org-clubhouse-request
   "PUT"
   (format "stories/%d" story-id)
   :data
   (json-encode attrs)))

(defun org-clubhouse-update-status ()
  "Update the status of the Clubhouse story linked to the current element.

Update the status of the Clubhouse story linked to the current element with the
entry in `org-clubhouse-state-alist' corresponding to the todo-keyword of the
element."
  (interactive)
  (when-let* ((clubhouse-id (org-element-clubhouse-id)))
    (let* ((elt (org-element-find-headline))
           (todo-keyword (-> elt (plist-get :todo-keyword) (substring-no-properties))))
      (when-let* ((clubhouse-workflow-state
                  (alist-get-equal todo-keyword org-clubhouse-state-alist))
                 (workflow-state-id
                  (alist-get-equal clubhouse-workflow-state (org-clubhouse-workflow-states))))
        (org-clubhouse-update-story-internal
         clubhouse-id
         :workflow_state_id workflow-state-id)
        (message "Successfully updated clubhouse status to \"%s\""
                 clubhouse-workflow-state)))))

(defun org-clubhouse-update-description ()
  "Update the description of the Clubhouse story linked to the current element.

Update the status of the Clubhouse story linked to the current element with the
contents of a drawer inside the element called DESCRIPTION, if any."
  (interactive)
  (when-let* ((clubhouse-id (org-element-clubhouse-id))
              (new-description (org-clubhouse-find-description-drawer)))
    (org-clubhouse-update-story-internal
     clubhouse-id
     :description new-description)
    (message "Successfully updated story description")))

(defun org-clubhouse-headlines-from-query (level query)
  "Create `org-mode' headlines from a clubhouse query.

Submits QUERY to clubhouse, and creates `org-mode' headlines from all the
resulting stories at headline level LEVEL."
  (interactive
   "*nLevel: \nMQuery: ")
  (let* ((sprint-stories
          (org-clubhouse-request
           "GET"
           "search/stories"
           :params `((query ,query))))
         (sprint-story-list (-> sprint-stories cdr car cdr (append nil)
                                reject-archived)))
    (if (null sprint-story-list)
        (message "Query returned no stories: %s" query)
      (save-mark-and-excursion
        (insert
         (mapconcat (lambda (story)
                      (format
                       "%s TODO %s
:PROPERTIES:
:clubhouse-id: %s
:END:
:DESCRIPTION:
%s
:END:
"
                       (make-string level ?*)
                       (alist-get 'name story)
                       (let ((story-id (alist-get 'id story)))
                         (org-make-link-string
                          (org-clubhouse-link-to-story story-id)
                          (number-to-string story-id)))
                       (alist-get 'description story)))
                    (reject-archived sprint-story-list) "\n"))))))

(define-minor-mode org-clubhouse-mode
  "If enabled, updates to the todo keywords on org headlines will update the
linked ticket in Clubhouse."
  :group 'org
  :lighter "Org-Clubhouse"
  :keymap '()
  (add-hook 'org-after-todo-state-change-hook
            'org-clubhouse-update-status
            nil
            t))


(provide 'org-clubhouse)
;;; org-clubhouse.el ends here