;;; MeissaCube --- Meissa client for FG42 -*- lexical-binding: t; -*-
;;
;; Copyright (c) 2010-2023 Sameer Rahmani & Contributors
;;
;; Author: Sameer Rahmani <lxsameer@gnu.org>
;; URL: https://ziglab.com/FG42/FG42
;; Version: 3.0.0
;;
;; 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 'fpkg)
(require 'fg42/cube)
(require 'fg42/utils)
(require 'fg42/x)

(defcube fg42/meissa-cube
  "Integrate FG42 with Meissa"
  :title "Meissa cube"
  :flag-default t
  :flag meissa

  (fpkg/use msgpack)

  (autoload 'msgpack-encode "msgpack")
  (let ((host (or (plist-get fg42/meissa-cube-params :host) "127.0.0.1"))
        (port (or (plist-get fg42/meissa-cube-params :port) "6666")))

    (defun fg42/meissa-sentinel (process event)
      (message "[Meissa] %s: %s" process event))

    (defun fg42/meissa-send-command (command payload cb)
      (let* ((encoded-command (msgpack-encode `((command . ,command) (payload . ,payload))))
             (decoded-response nil)
             (process (make-network-process :name "meissa-client"
                                            :buffer "*Meissa*"
                                            :host host
                                            :service port
                                            :family 'ipv4
                                            :coding 'binary
                                            :filter (lambda (_process data)
                                                      (setq decoded-response
                                                            (msgpack-read-from-string data)))
                                            ;;(lambda (_process _event) (delete-process process))
                                            :sentinel #'fg42/meissa-sentinel)))
        (process-send-string process encoded-command)
        (setq command-response-timer
              (run-with-timer 1 nil
                              (lambda (cb)
                                (while (not decoded-response)
                                  (accept-process-output process))
                                (funcall cb decoded-response))
                              cb))))


    (defun fg42/meissa-process-response (response)
      (message "[Meissa]: %s" response))

    (defun fg42/meissa-speech (txt)
      (fg42/meissa-send-command "enqueue" `((text . ,txt)) #'fg42/meissa-process-response))

    (defun read-this-for-me ()
      (interactive)
      (fg42/meissa-speech (fg42/get-x11-selection-text)))))


(provide 'fg42/cubes/meissa)
;;; meissa.el ends here