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slack-reaction.el
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slack-reaction.el
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;;; slack-reaction.el --- deal with reactions -*- lexical-binding: t; -*-
;; Copyright (C) 2015 yuya.minami
;; Author: yuya.minami <[email protected]>
;; Keywords:
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(require 'eieio)
(require 'slack-user)
(defclass slack-reaction ()
((name :initarg :name :type string)
(count :initarg :count :type integer)
(users :initarg :users :initform ())
(user-loading :type boolean :initform nil)))
(cl-defmethod slack-reaction-join ((r slack-reaction) other)
(if (string= (oref r name) (oref other name))
(progn
(cl-incf (oref r count))
(oset r users (append (oref other users) (oref r users)))
r)))
(cl-defmethod slack-equalp ((r slack-reaction) other)
(slack-reaction-equalp r other))
(cl-defmethod slack-reaction-equalp ((r slack-reaction) other)
(string= (oref r name) (oref other name)))
(cl-defmethod slack-reaction-fetch-users ((this slack-reaction) team cb)
(cl-labels
((collect-users (user-ids)
(cl-remove-if #'null
(mapcar #'(lambda (id) (slack-user--find id team))
user-ids))))
(let* ((users (collect-users (oref this users)))
(user-loaded-p (<= (length (oref this users))
(length users))))
(if user-loaded-p (funcall cb users)
(progn
(unless (oref this user-loading)
(oset this user-loading t)
(slack-users-info-request (slack-team-missing-user-ids team (oref this users))
team
:after-success
#'(lambda ()
(oset this user-loading nil)
(funcall cb (collect-users (oref this users)))))))))))
(cl-defmethod slack-reaction-user-reacted-p ((this slack-reaction) user-id)
(member user-id (oref this users)))
(cl-defmethod slack-reaction-help-text ((r slack-reaction) team cb)
(slack-reaction-fetch-users r team #'(lambda (users)
(let ((user-names (mapcar #'(lambda (user)
(slack-user--name user team))
users)))
(funcall cb
(format "%s reacted with :%s:"
(mapconcat #'identity user-names ", ")
(oref r name)))))))
(defun slack-reaction--find (reactions reaction)
(cl-find-if #'(lambda (e) (slack-reaction-equalp e reaction))
reactions))
(cl-defmethod slack-reaction-delete ((this slack-reaction) reactions)
(cl-delete-if #'(lambda (e) (slack-reaction-equalp e this))
reactions))
(cl-defmethod slack-reaction-remove-user ((this slack-reaction) user-id)
(with-slots (count users) this
(setq users (cl-remove-if #'(lambda (old-user) (string= old-user user-id))
users))
(setq count (length users))))
(cl-defmethod slack-merge ((old slack-reaction) new)
(with-slots (count users) old
(setq count (oref new count))
(setq users (cl-remove-duplicates (append users (oref new users))
:test #'string=))))
(provide 'slack-reaction)
;;; slack-reaction.el ends here