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;;; -*- lexical-binding: t -*-
;;; zero-pinyin-service.el --- provide emacs interface for zero-pinyin-service dbus service.
;; Licensed under the Apache License, Version 2.0 (the "License");
;; you may not use this file except in compliance with the License.
;; You may obtain a copy of the License at
;;
;; http://www.apache.org/licenses/LICENSE-2.0
;;
;; Unless required by applicable law or agreed to in writing, software
;; distributed under the License is distributed on an "AS IS" BASIS,
;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
;; See the License for the specific language governing permissions and
;; limitations under the License.
;;; Commentary:
;;; Code:
;;================
;; implementation
;;================
(require 'dbus)
(defun zero-pinyin-service-error-handler (event error)
"handle dbus errors"
(when (or (string-equal "com.emacsos.zero.ZeroPinyinService1"
(s-contains-p "com.emacsos.zero.ZeroPinyinService1" (cadr error)))
(error "zero-pinyin-service dbus failed: %S" (cadr error))))
(add-hook 'dbus-event-error-functions 'zero-pinyin-service-error-handler)
(defun zero-pinyin-service-async-call (method handler &rest args)
"call Method on zero-pinin-service asynchronously. This is a wrapper around `dbus-call-method-asynchronously'"
(apply 'dbus-call-method-asynchronously
:session "com.emacsos.zero.ZeroPinyinService1"
"/com/emacsos/zero/ZeroPinyinService1"
"com.emacsos.zero.ZeroPinyinService1.ZeroPinyinServiceInterface"
method handler :timeout 1000 args))
(defun zero-pinyin-service-call (method &rest args)
"call Method on zero-pinin-service synchronously. This is a wrapper around `dbus-call-method'"
(apply 'dbus-call-method
:session "com.emacsos.zero.ZeroPinyinService1"
"/com/emacsos/zero/ZeroPinyinService1"
"com.emacsos.zero.ZeroPinyinService1.ZeroPinyinServiceInterface"
method :timeout 1000 args))
;;============
;; public API
;;============
(defun zero-pinyin-service-get-candidates (preedit-str fetch-size)
"get candidates for pinyin in preedit-str synchronously.
preedit-str the preedit-str, should be pure pinyin string
fetch-size try to fetch this many candidates or more"
(zero-pinyin-service-call "GetCandidates" :string preedit-str :uint32 fetch-size))
(defun zero-pinyin-service-get-candidates-async (preedit-str fetch-size get-candidates-complete)
"get candidates for pinyin in preedit-str asynchronously.
preedit-str the preedit-str, should be pure pinyin string
fetch-size try to fetch this many candidates or more"
"GetCandidates" get-candidates-complete :string preedit-str :uint32 fetch-size))
(defun zero-pinyin-candidate-pinyin-indices-to-dbus-format (candidate_pinyin_indices)
(let (result)
(push :array result)
;; (push :signature result)
;; (push "(ii)" result)
(dolist (pypair candidate_pinyin_indices)
(push (list :struct :int32 (cl-first pypair) :int32 (cl-second pypair))
result))
(reverse result)))
(ert-deftest zero-pinyin-candidate-pinyin-indices-to-dbus-format ()
(should (equal (zero-pinyin-candidate-pinyin-indices-to-dbus-format '((22 31)))
'(:array (:struct :int32 22 :int32 31))))
(should (equal (zero-pinyin-candidate-pinyin-indices-to-dbus-format
'((17 46) (7 55)))
'(:array (:struct :int32 17 :int32 46)
(:struct :int32 7 :int32 55)))))
(defun zero-pinyin-service-commit-candidate-async (candidate candidate_pinyin_indices)
"commit candidate asynchronously"
;; don't care about the result, so no callback.
(zero-pinyin-service-async-call
"CommitCandidate" nil
:string candidate
(zero-pinyin-candidate-pinyin-indices-to-dbus-format candidate_pinyin_indices)))
(defun zero-pinyin-service-delete-candidates-async (candidate delete-candidate-complete)
"delete candidate asynchronously"
(zero-pinyin-service-async-call
"DeleteCandidate" delete-candidate-complete :string candidate))
(defun zero-pinyin-service-quit ()
"quit panel application"
(zero-pinyin-service-async-call "Quit" nil))
;;================
;; some app test
;;================
(ert-deftest zero-pinyin-service-get-candidates ()
(cl-destructuring-bind (cs ls &rest rest)
(zero-pinyin-service-get-candidates "liyifeng" 1)
(should (or (and (equal (car cs) "李易峰")
(= (car ls) 8))
(and (equal (car cs) "利益")
(= (car ls) 4)))))
(cl-destructuring-bind (cs ls &rest rest)
(zero-pinyin-service-get-candidates "wenti" 1)
(should (equal (car cs) "问题"))
(should (= (car ls) 5)))
(cl-destructuring-bind (cs ls &rest rest)
(zero-pinyin-service-get-candidates "meiyou" 1)
(should (equal (car cs) "没有"))
(should (= (car ls) 6)))
(cl-destructuring-bind (cs ls &rest rest)
(zero-pinyin-service-get-candidates "shi" 1)
(should (equal (car cs) "是"))
(should (= (car ls) 3)))
(cl-destructuring-bind (cs ls &rest rest)
(zero-pinyin-service-get-candidates "de" 1)
(should (equal (car cs) "的"))
(should (= (car ls) 2))))
(provide 'zero-pinyin-service)