;;; slack-reaction.el --- deal with reactions -*- lexical-binding: t; -*-

;; Copyright (C) 2015 yuya.minami

;; Author: yuya.minami <yuya.minami@yuyaminami-no-MacBook-Pro.local>

;; 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)

(defclass slack-reaction ()

((name :initarg :name :type string)

(count :initarg :count :type integer)

(users :initarg :users :initform ())))

(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 (nconc (oref other users) (oref r users)))

r)))

(defmethod slack-reaction-user-names ((r slack-reaction) team)

(with-slots (users) r

(mapcar #'(lambda (u) (slack-user-name u team))

users)))

(defmethod slack-reaction-equalp ((r slack-reaction) other)

(string= (oref r name) (oref other name)))

(defmethod slack-reaction-to-string ((r slack-reaction))

(let ((text (format ":%s:: %d" (oref r name) (oref r count))))

(put-text-property 0 (length text) 'reaction r text)

text))

(defun slack-reaction-notify (payload team)

(let* ((user-id (plist-get payload :user))

(room (slack-room-find (plist-get (plist-get payload :item) :channel)

team))

(reaction (plist-get payload :reaction))

(msg (slack-user-message "msg"

:text (format "added reaction %s" reaction)

:user user-id)))

(slack-message-notify msg room team)))

(provide 'slack-reaction)

;;; slack-reaction.el ends here