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1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "js_input_method_engine_setting.h"
17 
18 #include <thread>
19 
20 #include "event_checker.h"
21 #include "input_method_ability.h"
22 #include "input_method_property.h"
23 #include "input_method_utils.h"
24 #include "js_callback_handler.h"
25 #include "js_keyboard_controller_engine.h"
26 #include "js_runtime_utils.h"
27 #include "js_text_input_client_engine.h"
28 #include "js_util.h"
29 #include "js_utils.h"
30 #include "napi/native_api.h"
31 #include "napi/native_node_api.h"
32 #include "napi_base_context.h"
33 
34 namespace OHOS {
35 namespace MiscServices {
36 constexpr size_t ARGC_ONE = 1;
37 constexpr size_t ARGC_TWO = 2;
38 constexpr size_t ARGC_MAX = 6;
39 const std::string JsInputMethodEngineSetting::IMES_CLASS_NAME = "InputMethodEngine";
40 thread_local napi_ref JsInputMethodEngineSetting::IMESRef_ = nullptr;
41 
42 std::mutex JsInputMethodEngineSetting::engineMutex_;
43 std::shared_ptr<JsInputMethodEngineSetting> JsInputMethodEngineSetting::inputMethodEngine_{ nullptr };
44 std::mutex JsInputMethodEngineSetting::eventHandlerMutex_;
45 std::shared_ptr<AppExecFwk::EventHandler> JsInputMethodEngineSetting::handler_{ nullptr };
46 
Init(napi_env env,napi_value exports)47 napi_value JsInputMethodEngineSetting::Init(napi_env env, napi_value exports)
48 {
49     napi_property_descriptor descriptor[] = {
50         DECLARE_NAPI_PROPERTY(
51             "ENTER_KEY_TYPE_UNSPECIFIED", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::UNSPECIFIED))),
52         DECLARE_NAPI_PROPERTY("ENTER_KEY_TYPE_GO", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::GO))),
53         DECLARE_NAPI_PROPERTY(
54             "ENTER_KEY_TYPE_SEARCH", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::SEARCH))),
55         DECLARE_NAPI_PROPERTY(
56             "ENTER_KEY_TYPE_SEND", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::SEND))),
57         DECLARE_NAPI_PROPERTY(
58             "ENTER_KEY_TYPE_NEXT", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::NEXT))),
59         DECLARE_NAPI_PROPERTY(
60             "ENTER_KEY_TYPE_DONE", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::DONE))),
61         DECLARE_NAPI_PROPERTY(
62             "ENTER_KEY_TYPE_PREVIOUS", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::PREVIOUS))),
63         DECLARE_NAPI_PROPERTY(
64             "ENTER_KEY_TYPE_NEWLINE", GetJsConstProperty(env, static_cast<uint32_t>(EnterKeyType::NEW_LINE))),
65         DECLARE_NAPI_PROPERTY("PATTERN_NULL", GetIntJsConstProperty(env, static_cast<int32_t>(TextInputType::NONE))),
66         DECLARE_NAPI_PROPERTY("PATTERN_TEXT", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::TEXT))),
67         DECLARE_NAPI_PROPERTY("PATTERN_NUMBER", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::NUMBER))),
68         DECLARE_NAPI_PROPERTY("PATTERN_PHONE", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::PHONE))),
69         DECLARE_NAPI_PROPERTY(
70             "PATTERN_DATETIME", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::DATETIME))),
71         DECLARE_NAPI_PROPERTY(
72             "PATTERN_EMAIL", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::EMAIL_ADDRESS))),
73         DECLARE_NAPI_PROPERTY("PATTERN_URI", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::URL))),
74         DECLARE_NAPI_PROPERTY(
75             "PATTERN_PASSWORD", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::VISIBLE_PASSWORD))),
76         DECLARE_NAPI_PROPERTY(
77             "PATTERN_PASSWORD_NUMBER", GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::NUMBER_PASSWORD))),
78         DECLARE_NAPI_PROPERTY("PATTERN_PASSWORD_SCREEN_LOCK",
79             GetJsConstProperty(env, static_cast<uint32_t>(TextInputType::SCREEN_LOCK_PASSWORD))),
80         DECLARE_NAPI_FUNCTION("getInputMethodEngine", GetInputMethodEngine),
81         DECLARE_NAPI_FUNCTION("getInputMethodAbility", GetInputMethodAbility),
82         DECLARE_NAPI_STATIC_PROPERTY("PanelType", GetJsPanelTypeProperty(env)),
83         DECLARE_NAPI_STATIC_PROPERTY("PanelFlag", GetJsPanelFlagProperty(env)),
84         DECLARE_NAPI_STATIC_PROPERTY("Direction", GetJsDirectionProperty(env)),
85         DECLARE_NAPI_STATIC_PROPERTY("ExtendAction", GetJsExtendActionProperty(env)),
86         DECLARE_NAPI_STATIC_PROPERTY("SecurityMode", GetJsSecurityModeProperty(env)),
87         DECLARE_NAPI_STATIC_PROPERTY("ImmersiveMode", GetJsImmersiveModeProperty(env)),
88     };
89     NAPI_CALL(
90         env, napi_define_properties(env, exports, sizeof(descriptor) / sizeof(napi_property_descriptor), descriptor));
91     return InitProperty(env, exports);
92 };
93 
InitProperty(napi_env env,napi_value exports)94 napi_value JsInputMethodEngineSetting::InitProperty(napi_env env, napi_value exports)
95 {
96     napi_property_descriptor properties[] = {
97         DECLARE_NAPI_FUNCTION("on", Subscribe),
98         DECLARE_NAPI_FUNCTION("off", UnSubscribe),
99         DECLARE_NAPI_FUNCTION("createPanel", CreatePanel),
100         DECLARE_NAPI_FUNCTION("destroyPanel", DestroyPanel),
101         DECLARE_NAPI_FUNCTION("getSecurityMode", GetSecurityMode),
102     };
103     napi_value cons = nullptr;
104     NAPI_CALL(env, napi_define_class(env, IMES_CLASS_NAME.c_str(), IMES_CLASS_NAME.size(), JsConstructor, nullptr,
105                        sizeof(properties) / sizeof(napi_property_descriptor), properties, &cons));
106     NAPI_CALL(env, napi_create_reference(env, cons, 1, &IMESRef_));
107     NAPI_CALL(env, napi_set_named_property(env, exports, IMES_CLASS_NAME.c_str(), cons));
108     return exports;
109 }
110 
GetJsConstProperty(napi_env env,uint32_t num)111 napi_value JsInputMethodEngineSetting::GetJsConstProperty(napi_env env, uint32_t num)
112 {
113     napi_value jsNumber = nullptr;
114     napi_create_uint32(env, num, &jsNumber);
115     return jsNumber;
116 }
117 
GetIntJsConstProperty(napi_env env,int32_t num)118 napi_value JsInputMethodEngineSetting::GetIntJsConstProperty(napi_env env, int32_t num)
119 {
120     napi_value jsNumber = nullptr;
121     napi_create_int32(env, num, &jsNumber);
122     return jsNumber;
123 }
124 
GetJsPanelTypeProperty(napi_env env)125 napi_value JsInputMethodEngineSetting::GetJsPanelTypeProperty(napi_env env)
126 {
127     napi_value panelType = nullptr;
128     napi_value typeSoftKeyboard = nullptr;
129     napi_value typeStatusBar = nullptr;
130     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(PanelType::SOFT_KEYBOARD), &typeSoftKeyboard));
131     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(PanelType::STATUS_BAR), &typeStatusBar));
132     NAPI_CALL(env, napi_create_object(env, &panelType));
133     NAPI_CALL(env, napi_set_named_property(env, panelType, "SOFT_KEYBOARD", typeSoftKeyboard));
134     NAPI_CALL(env, napi_set_named_property(env, panelType, "STATUS_BAR", typeStatusBar));
135     return panelType;
136 }
137 
GetJsPanelFlagProperty(napi_env env)138 napi_value JsInputMethodEngineSetting::GetJsPanelFlagProperty(napi_env env)
139 {
140     napi_value panelFlag = nullptr;
141     napi_value flagFixed = nullptr;
142     napi_value flagFloating = nullptr;
143     napi_value flagCandidate = nullptr;
144     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(PanelFlag::FLG_FIXED), &flagFixed));
145     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(PanelFlag::FLG_FLOATING), &flagFloating));
146     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(PanelFlag::FLG_CANDIDATE_COLUMN), &flagCandidate));
147     NAPI_CALL(env, napi_create_object(env, &panelFlag));
148     NAPI_CALL(env, napi_set_named_property(env, panelFlag, "FLG_FIXED", flagFixed));
149     NAPI_CALL(env, napi_set_named_property(env, panelFlag, "FLG_FLOATING", flagFloating));
150     NAPI_CALL(env, napi_set_named_property(env, panelFlag, "FLAG_CANDIDATE", flagCandidate));
151     return panelFlag;
152 }
153 
GetJsDirectionProperty(napi_env env)154 napi_value JsInputMethodEngineSetting::GetJsDirectionProperty(napi_env env)
155 {
156     napi_value direction = nullptr;
157     napi_value cursorUp = nullptr;
158     napi_value cursorDown = nullptr;
159     napi_value cursorLeft = nullptr;
160     napi_value cursorRight = nullptr;
161     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(Direction::UP), &cursorUp));
162     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(Direction::DOWN), &cursorDown));
163     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(Direction::LEFT), &cursorLeft));
164     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(Direction::RIGHT), &cursorRight));
165     NAPI_CALL(env, napi_create_object(env, &direction));
166     NAPI_CALL(env, napi_set_named_property(env, direction, "CURSOR_UP", cursorUp));
167     NAPI_CALL(env, napi_set_named_property(env, direction, "CURSOR_DOWN", cursorDown));
168     NAPI_CALL(env, napi_set_named_property(env, direction, "CURSOR_LEFT", cursorLeft));
169     NAPI_CALL(env, napi_set_named_property(env, direction, "CURSOR_RIGHT", cursorRight));
170     return direction;
171 }
172 
GetJsExtendActionProperty(napi_env env)173 napi_value JsInputMethodEngineSetting::GetJsExtendActionProperty(napi_env env)
174 {
175     napi_value action = nullptr;
176     napi_value actionSelectAll = nullptr;
177     napi_value actionCut = nullptr;
178     napi_value actionCopy = nullptr;
179     napi_value actionPaste = nullptr;
180     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(ExtendAction::SELECT_ALL), &actionSelectAll));
181     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(ExtendAction::CUT), &actionCut));
182     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(ExtendAction::COPY), &actionCopy));
183     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(ExtendAction::PASTE), &actionPaste));
184     NAPI_CALL(env, napi_create_object(env, &action));
185     NAPI_CALL(env, napi_set_named_property(env, action, "SELECT_ALL", actionSelectAll));
186     NAPI_CALL(env, napi_set_named_property(env, action, "CUT", actionCut));
187     NAPI_CALL(env, napi_set_named_property(env, action, "COPY", actionCopy));
188     NAPI_CALL(env, napi_set_named_property(env, action, "PASTE", actionPaste));
189     return action;
190 }
191 
GetJsSecurityModeProperty(napi_env env)192 napi_value JsInputMethodEngineSetting::GetJsSecurityModeProperty(napi_env env)
193 {
194     napi_value securityMode = nullptr;
195     napi_value basic = nullptr;
196     napi_value full = nullptr;
197     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(SecurityMode::BASIC), &basic));
198     NAPI_CALL(env, napi_create_int32(env, static_cast<int32_t>(SecurityMode::FULL), &full));
199     NAPI_CALL(env, napi_create_object(env, &securityMode));
200     NAPI_CALL(env, napi_set_named_property(env, securityMode, "BASIC", basic));
201     NAPI_CALL(env, napi_set_named_property(env, securityMode, "FULL", full));
202     return securityMode;
203 }
204 
GetJsImmersiveModeProperty(napi_env env)205 napi_value JsInputMethodEngineSetting::GetJsImmersiveModeProperty(napi_env env)
206 {
207     napi_value immersive = nullptr;
208     NAPI_CALL(env, napi_create_object(env, &immersive));
209     bool ret = JsUtil::Object::WriteProperty(
210         env, immersive, "NONE_IMMERSIVE", static_cast<int32_t>(ImmersiveMode::NONE_IMMERSIVE));
211     ret = ret &&
212         JsUtil::Object::WriteProperty(env, immersive, "IMMERSIVE", static_cast<int32_t>(ImmersiveMode::IMMERSIVE));
213     ret = ret &&
214         JsUtil::Object::WriteProperty(
215             env, immersive, "LIGHT_IMMERSIVE", static_cast<int32_t>(ImmersiveMode::LIGHT_IMMERSIVE));
216     ret = ret &&
217         JsUtil::Object::WriteProperty(
218             env, immersive, "DARK_IMMERSIVE", static_cast<int32_t>(ImmersiveMode::DARK_IMMERSIVE));
219     return ret ? immersive : JsUtil::Const::Null(env);
220 }
221 
GetInputMethodEngineSetting()222 std::shared_ptr<JsInputMethodEngineSetting> JsInputMethodEngineSetting::GetInputMethodEngineSetting()
223 {
224     if (inputMethodEngine_ == nullptr) {
225         std::lock_guard<std::mutex> lock(engineMutex_);
226         if (inputMethodEngine_ == nullptr) {
227             auto engine = std::make_shared<JsInputMethodEngineSetting>();
228             if (engine == nullptr) {
229                 IMSA_HILOGE("create engine failed.");
230                 return nullptr;
231             }
232             inputMethodEngine_ = engine;
233         }
234     }
235     return inputMethodEngine_;
236 }
237 
InitInputMethodSetting()238 bool JsInputMethodEngineSetting::InitInputMethodSetting()
239 {
240     if (!InputMethodAbility::GetInstance()->IsCurrentIme()) {
241         return false;
242     }
243     auto engine = GetInputMethodEngineSetting();
244     if (engine == nullptr) {
245         return false;
246     }
247     InputMethodAbility::GetInstance()->SetImeListener(engine);
248     {
249         std::lock_guard<std::mutex> lock(eventHandlerMutex_);
250         handler_ = AppExecFwk::EventHandler::Current();
251     }
252     return true;
253 }
254 
JsConstructor(napi_env env,napi_callback_info cbinfo)255 napi_value JsInputMethodEngineSetting::JsConstructor(napi_env env, napi_callback_info cbinfo)
256 {
257     napi_value thisVar = nullptr;
258     NAPI_CALL(env, napi_get_cb_info(env, cbinfo, nullptr, nullptr, &thisVar, nullptr));
259     auto setting = GetInputMethodEngineSetting();
260     if (setting == nullptr || !InitInputMethodSetting()) {
261         IMSA_HILOGE("failed to get setting.");
262         napi_value result = nullptr;
263         napi_get_null(env, &result);
264         return result;
265     }
266     napi_status status = napi_wrap(
267         env, thisVar, setting.get(), [](napi_env env, void *nativeObject, void *hint) {}, nullptr, nullptr);
268     if (status != napi_ok) {
269         IMSA_HILOGE("JsInputMethodEngineSetting napi_wrap failed: %{public}d", status);
270         return nullptr;
271     }
272     if (setting->loop_ == nullptr) {
273         napi_get_uv_event_loop(env, &setting->loop_);
274     }
275     return thisVar;
276 };
277 
GetInputMethodAbility(napi_env env,napi_callback_info info)278 napi_value JsInputMethodEngineSetting::GetInputMethodAbility(napi_env env, napi_callback_info info)
279 {
280     return GetIMEInstance(env, info);
281 }
282 
GetInputMethodEngine(napi_env env,napi_callback_info info)283 napi_value JsInputMethodEngineSetting::GetInputMethodEngine(napi_env env, napi_callback_info info)
284 {
285     return GetIMEInstance(env, info);
286 }
287 
GetIMEInstance(napi_env env,napi_callback_info info)288 napi_value JsInputMethodEngineSetting::GetIMEInstance(napi_env env, napi_callback_info info)
289 {
290     napi_value instance = nullptr;
291     napi_value cons = nullptr;
292     if (napi_get_reference_value(env, IMESRef_, &cons) != napi_ok) {
293         IMSA_HILOGE("failed to get reference value.");
294         return nullptr;
295     }
296     if (napi_new_instance(env, cons, 0, nullptr, &instance) != napi_ok) {
297         IMSA_HILOGE("failed to new instance.");
298         return nullptr;
299     }
300     return instance;
301 }
302 
RegisterListener(napi_value callback,std::string type,std::shared_ptr<JSCallbackObject> callbackObj)303 void JsInputMethodEngineSetting::RegisterListener(
304     napi_value callback, std::string type, std::shared_ptr<JSCallbackObject> callbackObj)
305 {
306     IMSA_HILOGD("register listener: %{public}s.", type.c_str());
307     std::lock_guard<std::recursive_mutex> lock(mutex_);
308     if (jsCbMap_.empty() || jsCbMap_.find(type) == jsCbMap_.end()) {
309         IMSA_HILOGD("methodName: %{public}s not registered!", type.c_str());
310     }
311     auto callbacks = jsCbMap_[type];
312     bool ret = std::any_of(callbacks.begin(), callbacks.end(), [&callback](std::shared_ptr<JSCallbackObject> cb) {
313         return JsUtils::Equals(cb->env_, callback, cb->callback_, cb->threadId_);
314     });
315     if (ret) {
316         IMSA_HILOGD("JsInputMethodEngineListener callback already registered!");
317         return;
318     }
319 
320     IMSA_HILOGI("add %{public}s callbackObj into jsCbMap_.", type.c_str());
321     jsCbMap_[type].push_back(std::move(callbackObj));
322 }
323 
UnRegisterListener(napi_value callback,std::string type)324 void JsInputMethodEngineSetting::UnRegisterListener(napi_value callback, std::string type)
325 {
326     IMSA_HILOGI("unregister listener: %{public}s.", type.c_str());
327     std::lock_guard<std::recursive_mutex> lock(mutex_);
328     if (jsCbMap_.empty() || jsCbMap_.find(type) == jsCbMap_.end()) {
329         IMSA_HILOGE("methodName: %{public}s already unregistered!", type.c_str());
330         return;
331     }
332 
333     if (callback == nullptr) {
334         jsCbMap_.erase(type);
335         IMSA_HILOGE("callback is nullptr.");
336         return;
337     }
338 
339     for (auto item = jsCbMap_[type].begin(); item != jsCbMap_[type].end(); item++) {
340         if (JsUtils::Equals((*item)->env_, callback, (*item)->callback_, (*item)->threadId_)) {
341             jsCbMap_[type].erase(item);
342             break;
343         }
344     }
345 
346     if (jsCbMap_[type].empty()) {
347         jsCbMap_.erase(type);
348     }
349 }
350 
Subscribe(napi_env env,napi_callback_info info)351 napi_value JsInputMethodEngineSetting::Subscribe(napi_env env, napi_callback_info info)
352 {
353     size_t argc = ARGC_MAX;
354     napi_value argv[ARGC_MAX] = { nullptr };
355     napi_value thisVar = nullptr;
356     void *data = nullptr;
357     NAPI_CALL(env, napi_get_cb_info(env, info, &argc, argv, &thisVar, &data));
358     std::string type;
359     // 2 means least param num.
360     if (argc < 2 || !JsUtil::GetValue(env, argv[0], type) ||
361         !EventChecker::IsValidEventType(EventSubscribeModule::INPUT_METHOD_ABILITY, type) ||
362         JsUtil::GetType(env, argv[1]) != napi_function) {
363         IMSA_HILOGE("subscribe failed, type: %{public}s.", type.c_str());
364         return nullptr;
365     }
366     if (type == "privateCommand" && !InputMethodAbility::GetInstance()->IsDefaultIme()) {
367         JsUtils::ThrowException(
368             env, JsUtils::Convert(ErrorCode::ERROR_NOT_DEFAULT_IME), "default ime check failed", TYPE_NONE);
369     }
370     IMSA_HILOGD("subscribe type:%{public}s.", type.c_str());
371     auto engine = reinterpret_cast<JsInputMethodEngineSetting *>(JsUtils::GetNativeSelf(env, info));
372     if (engine == nullptr) {
373         return nullptr;
374     }
375     std::shared_ptr<JSCallbackObject> callback =
376         std::make_shared<JSCallbackObject>(env, argv[ARGC_ONE], std::this_thread::get_id());
377     engine->RegisterListener(argv[ARGC_ONE], type, callback);
378 
379     napi_value result = nullptr;
380     napi_get_null(env, &result);
381     return result;
382 }
383 
GetContext(napi_env env,napi_value in,std::shared_ptr<OHOS::AbilityRuntime::Context> & context)384 napi_status JsInputMethodEngineSetting::GetContext(
385     napi_env env, napi_value in, std::shared_ptr<OHOS::AbilityRuntime::Context> &context)
386 {
387     bool stageMode = false;
388     napi_status status = OHOS::AbilityRuntime::IsStageContext(env, in, stageMode);
389     if (status != napi_ok || (!stageMode)) {
390         IMSA_HILOGE("it's not in stage mode.");
391         return status;
392     }
393     context = OHOS::AbilityRuntime::GetStageModeContext(env, in);
394     if (context == nullptr) {
395         IMSA_HILOGE("context is nullptr.");
396         return napi_generic_failure;
397     }
398     return napi_ok;
399 }
400 
CreatePanel(napi_env env,napi_callback_info info)401 napi_value JsInputMethodEngineSetting::CreatePanel(napi_env env, napi_callback_info info)
402 {
403     auto ctxt = std::make_shared<PanelContext>();
404     auto input = [ctxt](napi_env env, size_t argc, napi_value *argv, napi_value self) -> napi_status {
405         PARAM_CHECK_RETURN(env, argc >= 2, "at least two parameters is required.", TYPE_NONE, napi_invalid_arg);
406         napi_valuetype valueType = napi_undefined;
407         // 0 means parameter of ctx<BaseContext>
408         napi_typeof(env, argv[0], &valueType);
409         PARAM_CHECK_RETURN(env, valueType == napi_object, "ctx type must be BaseContext.", TYPE_NONE, napi_invalid_arg);
410         napi_status status = GetContext(env, argv[0], ctxt->context);
411         if (status != napi_ok) {
412             return status;
413         }
414         // 1 means parameter of info<PanelInfo>
415         napi_typeof(env, argv[1], &valueType);
416         PARAM_CHECK_RETURN(env, valueType == napi_object, "param info type must be PanelInfo.", TYPE_NONE,
417             napi_invalid_arg);
418         status = JsUtils::GetValue(env, argv[1], ctxt->panelInfo);
419         PARAM_CHECK_RETURN(env, status == napi_ok, "js param info covert failed", TYPE_NONE, napi_invalid_arg);
420         return status;
421     };
422 
423     auto exec = [ctxt](AsyncCall::Context *ctx) {
424         auto ret = InputMethodAbility::GetInstance()->CreatePanel(ctxt->context, ctxt->panelInfo, ctxt->panel);
425         ctxt->SetErrorCode(ret);
426         CHECK_RETURN_VOID(ret == ErrorCode::NO_ERROR, "JsInputMethodEngineSetting CreatePanel failed!");
427         ctxt->SetState(napi_ok);
428     };
429 
430     auto output = [ctxt](napi_env env, napi_value *result) -> napi_status {
431         JsPanel *jsPanel = nullptr;
432         napi_value constructor = JsPanel::Init(env);
433         CHECK_RETURN(constructor != nullptr, "failed to get panel constructor!", napi_generic_failure);
434 
435         napi_status status = napi_new_instance(env, constructor, 0, nullptr, result);
436         CHECK_RETURN(status == napi_ok, "jsPanel new instance failed!", napi_generic_failure);
437 
438         status = napi_unwrap(env, *result, (void **)(&jsPanel));
439         CHECK_RETURN((status == napi_ok) && (jsPanel != nullptr), "get jsPanel unwrap failed!", napi_generic_failure);
440         jsPanel->SetNative(ctxt->panel);
441         return napi_ok;
442     };
443 
444     ctxt->SetAction(std::move(input), std::move(output));
445     // 3 means JsAPI:createPanel has 3 params at most.
446     AsyncCall asyncCall(env, info, ctxt, 3);
447     return asyncCall.Call(env, exec, "createPanel");
448 }
449 
DestroyPanel(napi_env env,napi_callback_info info)450 napi_value JsInputMethodEngineSetting::DestroyPanel(napi_env env, napi_callback_info info)
451 {
452     auto ctxt = std::make_shared<PanelContext>();
453     auto input = [ctxt](napi_env env, size_t argc, napi_value *argv, napi_value self) -> napi_status {
454         PARAM_CHECK_RETURN(env, argc >= 1, "at least one parameter is required!", TYPE_NONE, napi_invalid_arg);
455         napi_valuetype valueType = napi_undefined;
456         napi_typeof(env, argv[0], &valueType);
457         PARAM_CHECK_RETURN(env, valueType == napi_object, "param panel type must be InputMethodPanel.", TYPE_NONE,
458             napi_invalid_arg);
459         bool isPanel = false;
460         napi_value constructor = JsPanel::Init(env);
461         CHECK_RETURN(constructor != nullptr, "failed to get panel constructor.", napi_invalid_arg);
462         napi_status status = napi_instanceof(env, argv[0], constructor, &isPanel);
463         CHECK_RETURN((status == napi_ok) && isPanel, "param verification failed, it's not expected panel instance!",
464             status);
465         JsPanel *jsPanel = nullptr;
466         status = napi_unwrap(env, argv[0], (void **)(&jsPanel));
467         CHECK_RETURN((status == napi_ok) && (jsPanel != nullptr), "failed to unwrap JsPanel!", status);
468         ctxt->panel = jsPanel->GetNative();
469         CHECK_RETURN((ctxt->panel != nullptr), "panel is nullptr!", napi_invalid_arg);
470         return status;
471     };
472 
473     auto exec = [ctxt](AsyncCall::Context *ctx) { ctxt->SetState(napi_ok); };
474 
475     auto output = [ctxt](napi_env env, napi_value *result) -> napi_status {
476         CHECK_RETURN((ctxt->panel != nullptr), "panel is nullptr!", napi_generic_failure);
477         auto errCode = InputMethodAbility::GetInstance()->DestroyPanel(ctxt->panel);
478         if (errCode != ErrorCode::NO_ERROR) {
479             IMSA_HILOGE("DestroyPanel failed, errCode: %{public}d!", errCode);
480             return napi_generic_failure;
481         }
482         ctxt->panel = nullptr;
483         return napi_ok;
484     };
485 
486     ctxt->SetAction(std::move(input), std::move(output));
487     // 2 means JsAPI:destroyPanel has 2 params at most.
488     AsyncCall asyncCall(env, info, ctxt, 2);
489     return asyncCall.Call(env, exec, "destroyPanel");
490 }
491 
GetSecurityMode(napi_env env,napi_callback_info info)492 napi_value JsInputMethodEngineSetting::GetSecurityMode(napi_env env, napi_callback_info info)
493 {
494     IMSA_HILOGD("start get security mode.");
495     size_t argc = 1;
496     napi_value argv[1] = { nullptr };
497     NAPI_CALL(env, napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr));
498     int32_t security;
499     int32_t ret = InputMethodAbility::GetInstance()->GetSecurityMode(security);
500     if (ret != ErrorCode::NO_ERROR) {
501         JsUtils::ThrowException(env, JsUtils::Convert(ret), "failed to get security mode", TYPE_NONE);
502     }
503     napi_value result = nullptr;
504     napi_create_int32(env, security, &result);
505     return result;
506 }
507 
UnSubscribe(napi_env env,napi_callback_info info)508 napi_value JsInputMethodEngineSetting::UnSubscribe(napi_env env, napi_callback_info info)
509 {
510     size_t argc = ARGC_TWO;
511     napi_value argv[ARGC_TWO] = { nullptr };
512     napi_value thisVar = nullptr;
513     void *data = nullptr;
514     NAPI_CALL(env, napi_get_cb_info(env, info, &argc, argv, &thisVar, &data));
515     std::string type;
516     // 1 means least param num.
517     if (argc < 1 || !JsUtil::GetValue(env, argv[0], type) ||
518         !EventChecker::IsValidEventType(EventSubscribeModule::INPUT_METHOD_ABILITY, type)) {
519         IMSA_HILOGE("unsubscribe failed, type: %{public}s!", type.c_str());
520         return nullptr;
521     }
522     if (type == "privateCommand" && !InputMethodAbility::GetInstance()->IsDefaultIme()) {
523         JsUtils::ThrowException(
524             env, JsUtils::Convert(ErrorCode::ERROR_NOT_DEFAULT_IME), "default ime check failed", TYPE_NONE);
525     }
526     // if the second param is not napi_function/napi_null/napi_undefined, return
527     auto paramType = JsUtil::GetType(env, argv[1]);
528     if (paramType != napi_function && paramType != napi_null && paramType != napi_undefined) {
529         return nullptr;
530     }
531     // if the second param is napi_function, delete it, else delete all
532     argv[1] = paramType == napi_function ? argv[1] : nullptr;
533 
534     IMSA_HILOGD("unsubscribe type: %{public}s.", type.c_str());
535     auto setting = reinterpret_cast<JsInputMethodEngineSetting *>(JsUtils::GetNativeSelf(env, info));
536     if (setting == nullptr) {
537         return nullptr;
538     }
539     setting->UnRegisterListener(argv[ARGC_ONE], type);
540     napi_value result = nullptr;
541     napi_get_null(env, &result);
542     return result;
543 }
544 
GetResultOnSetSubtype(napi_env env,const SubProperty & property)545 napi_value JsInputMethodEngineSetting::GetResultOnSetSubtype(napi_env env, const SubProperty &property)
546 {
547     napi_value subType = nullptr;
548     napi_create_object(env, &subType);
549 
550     napi_value label = nullptr;
551     napi_create_string_utf8(env, property.label.c_str(), property.name.size(), &label);
552     napi_set_named_property(env, subType, "label", label);
553 
554     napi_value labelId = nullptr;
555     napi_create_uint32(env, property.labelId, &labelId);
556     napi_set_named_property(env, subType, "labelId", labelId);
557 
558     napi_value name = nullptr;
559     napi_create_string_utf8(env, property.name.c_str(), property.name.size(), &name);
560     napi_set_named_property(env, subType, "name", name);
561 
562     napi_value id = nullptr;
563     napi_create_string_utf8(env, property.id.c_str(), property.id.size(), &id);
564     napi_set_named_property(env, subType, "id", id);
565 
566     napi_value mode = nullptr;
567     napi_create_string_utf8(env, property.mode.c_str(), property.mode.size(), &mode);
568     napi_set_named_property(env, subType, "mode", mode);
569 
570     napi_value locale = nullptr;
571     napi_create_string_utf8(env, property.locale.c_str(), property.locale.size(), &locale);
572     napi_set_named_property(env, subType, "locale", locale);
573 
574     napi_value language = nullptr;
575     napi_create_string_utf8(env, property.language.c_str(), property.language.size(), &language);
576     napi_set_named_property(env, subType, "language", language);
577 
578     napi_value icon = nullptr;
579     napi_create_string_utf8(env, property.icon.c_str(), property.icon.size(), &icon);
580     napi_set_named_property(env, subType, "icon", icon);
581 
582     napi_value iconId = nullptr;
583     napi_create_uint32(env, property.iconId, &iconId);
584     napi_set_named_property(env, subType, "iconId", iconId);
585 
586     napi_value extra = nullptr;
587     napi_create_object(env, &extra);
588     napi_set_named_property(env, subType, "extra", extra);
589 
590     return subType;
591 }
592 
OnInputStart()593 void JsInputMethodEngineSetting::OnInputStart()
594 {
595     IMSA_HILOGD("start JsInputMethodEngineSetting.");
596     std::string type = "inputStart";
597     auto entry = GetEntry(type);
598     if (entry == nullptr) {
599         return;
600     }
601     auto eventHandler = GetEventHandler();
602     if (eventHandler == nullptr) {
603         IMSA_HILOGE("eventHandler is nullptr!");
604         return;
605     }
606     auto task = [entry]() {
607         auto paramGetter = [](napi_env env, napi_value *args, uint8_t argc) -> bool {
608             if (argc < 2) {
609                 return false;
610             }
611             napi_value textInput = JsTextInputClientEngine::GetTextInputClientInstance(env);
612             napi_value keyBoardController = JsKeyboardControllerEngine::GetKeyboardControllerInstance(env);
613             if (keyBoardController == nullptr || textInput == nullptr) {
614                 IMSA_HILOGE("get KBCins or TICins failed!");
615                 return false;
616             }
617             // 0 means the first param of callback.
618             args[0] = keyBoardController;
619             // 1 means the second param of callback.
620             args[1] = textInput;
621             return true;
622         };
623         // 2 means callback has 2 params.
624         JsCallbackHandler::Traverse(entry->vecCopy, { 2, paramGetter });
625     };
626     handler_->PostTask(task, type);
627 }
628 
OnKeyboardStatus(bool isShow)629 void JsInputMethodEngineSetting::OnKeyboardStatus(bool isShow)
630 {
631     std::string type = isShow ? "keyboardShow" : "keyboardHide";
632     auto entry = GetEntry(type);
633     if (entry == nullptr) {
634         return;
635     }
636     auto eventHandler = GetEventHandler();
637     if (eventHandler == nullptr) {
638         IMSA_HILOGE("eventHandler is nullptr!");
639         return;
640     }
641 
642     auto task = [entry]() { JsCallbackHandler::Traverse(entry->vecCopy); };
643     handler_->PostTask(task, type);
644 }
645 
OnInputStop()646 int32_t JsInputMethodEngineSetting::OnInputStop()
647 {
648     std::string type = "inputStop";
649     auto entry = GetEntry(type);
650     if (entry == nullptr) {
651         return ErrorCode::ERROR_NULL_POINTER;
652     }
653     auto eventHandler = GetEventHandler();
654     if (eventHandler == nullptr) {
655         IMSA_HILOGE("eventHandler is nullptr!");
656         return ErrorCode::ERROR_NULL_POINTER;
657     }
658     auto task = [entry]() { JsCallbackHandler::Traverse(entry->vecCopy); };
659     return handler_->PostTask(task, type) ? ErrorCode::NO_ERROR : ErrorCode::ERROR_IME;
660 }
661 
OnSetCallingWindow(uint32_t windowId)662 void JsInputMethodEngineSetting::OnSetCallingWindow(uint32_t windowId)
663 {
664     std::string type = "setCallingWindow";
665     auto entry = GetEntry(type, [&windowId](UvEntry &entry) { entry.windowid = windowId; });
666     if (entry == nullptr) {
667         return;
668     }
669     auto eventHandler = GetEventHandler();
670     if (eventHandler == nullptr) {
671         IMSA_HILOGE("eventHandler is nullptr!");
672         return;
673     }
674     IMSA_HILOGD("windowId: %{public}d.", windowId);
675     auto task = [entry]() {
676         auto paramGetter = [entry](napi_env env, napi_value *args, uint8_t argc) -> bool {
677             if (argc == 0) {
678                 return false;
679             }
680             // 0 means the first param of callback.
681             napi_create_uint32(env, entry->windowid, &args[0]);
682             return true;
683         };
684         // 1 means callback has one param.
685         JsCallbackHandler::Traverse(entry->vecCopy, { 1, paramGetter });
686     };
687     handler_->PostTask(task, type);
688 }
689 
OnSetSubtype(const SubProperty & property)690 void JsInputMethodEngineSetting::OnSetSubtype(const SubProperty &property)
691 {
692     std::string type = "setSubtype";
693     auto entry = GetEntry(type, [&property](UvEntry &entry) { entry.subProperty = property; });
694     if (entry == nullptr) {
695         IMSA_HILOGD("failed to get uv entry.");
696         return;
697     }
698     auto eventHandler = GetEventHandler();
699     if (eventHandler == nullptr) {
700         IMSA_HILOGE("eventHandler is nullptr!");
701         return;
702     }
703     IMSA_HILOGI("subtypeId: %{public}s.", property.id.c_str());
704     auto task = [entry]() {
705         auto getSubtypeProperty = [entry](napi_env env, napi_value *args, uint8_t argc) -> bool {
706             if (argc == 0) {
707                 return false;
708             }
709             napi_value jsObject = GetResultOnSetSubtype(env, entry->subProperty);
710             if (jsObject == nullptr) {
711                 IMSA_HILOGE("jsObject is nullptr!");
712                 return false;
713             }
714             // 0 means the first param of callback.
715             args[0] = { jsObject };
716             return true;
717         };
718         // 1 means callback has one param.
719         JsCallbackHandler::Traverse(entry->vecCopy, { 1, getSubtypeProperty });
720     };
721     eventHandler->PostTask(task, type);
722 }
723 
OnSecurityChange(int32_t security)724 void JsInputMethodEngineSetting::OnSecurityChange(int32_t security)
725 {
726     std::string type = "securityModeChange";
727     uv_work_t *work = GetUVwork(type, [&security](UvEntry &entry) { entry.security = security; });
728     if (work == nullptr) {
729         IMSA_HILOGD("failed to get uv entry.");
730         return;
731     }
732     IMSA_HILOGI("run in: %{public}s", type.c_str());
733     auto ret = uv_queue_work_with_qos(
734         loop_, work, [](uv_work_t *work) {},
735         [](uv_work_t *work, int status) {
736             std::shared_ptr<UvEntry> entry(static_cast<UvEntry *>(work->data), [work](UvEntry *data) {
737                 delete data;
738                 delete work;
739             });
740             if (entry == nullptr) {
741                 IMSA_HILOGE("entry is nullptr!");
742                 return;
743             }
744             auto getSecurityProperty = [entry](napi_env env, napi_value *args, uint8_t argc) -> bool {
745                 if (argc == 0) {
746                     return false;
747                 }
748                 // 0 means the first param of callback.
749                 napi_create_int32(env, entry->security, &args[0]);
750                 return true;
751             };
752             // 1 means callback has one param.
753             JsCallbackHandler::Traverse(entry->vecCopy, { 1, getSecurityProperty });
754         },
755         uv_qos_user_initiated);
756     FreeWorkIfFail(ret, work);
757 }
758 
ReceivePrivateCommand(const std::unordered_map<std::string,PrivateDataValue> & privateCommand)759 void JsInputMethodEngineSetting::ReceivePrivateCommand(
760     const std::unordered_map<std::string, PrivateDataValue> &privateCommand)
761 {
762     IMSA_HILOGD("start.");
763     std::string type = "privateCommand";
764     auto entry = GetEntry(type, [&privateCommand](UvEntry &entry) { entry.privateCommand = privateCommand; });
765     if (entry == nullptr) {
766         return;
767     }
768     auto eventHandler = GetEventHandler();
769     if (eventHandler == nullptr) {
770         IMSA_HILOGE("eventHandler is nullptr!");
771         return;
772     }
773     auto task = [entry]() {
774         auto paramGetter = [entry](napi_env env, napi_value *args, uint8_t argc) -> bool {
775             if (argc < 1) {
776                 return false;
777             }
778             napi_value jsObject = JsUtils::GetJsPrivateCommand(env, entry->privateCommand);
779             if (jsObject == nullptr) {
780                 IMSA_HILOGE("jsObject is nullptr!");
781                 return false;
782             }
783             // 0 means the first param of callback.
784             args[0] = { jsObject };
785             return true;
786         };
787         // 1 means callback has 1 params.
788         JsCallbackHandler::Traverse(entry->vecCopy, { 1, paramGetter });
789     };
790     eventHandler->PostTask(task, type);
791 }
792 
GetUVwork(const std::string & type,EntrySetter entrySetter)793 uv_work_t *JsInputMethodEngineSetting::GetUVwork(const std::string &type, EntrySetter entrySetter)
794 {
795     IMSA_HILOGD("run in, type: %{public}s.", type.c_str());
796     UvEntry *entry = nullptr;
797     {
798         std::lock_guard<std::recursive_mutex> lock(mutex_);
799 
800         if (jsCbMap_[type].empty()) {
801             IMSA_HILOGD("%{public}s cb-vector is empty.", type.c_str());
802             return nullptr;
803         }
804         entry = new (std::nothrow) UvEntry(jsCbMap_[type], type);
805         if (entry == nullptr) {
806             IMSA_HILOGE("entry is nullptr!");
807             return nullptr;
808         }
809         if (entrySetter != nullptr) {
810             entrySetter(*entry);
811         }
812     }
813     uv_work_t *work = new (std::nothrow) uv_work_t;
814     if (work == nullptr) {
815             IMSA_HILOGE("work is nullptr!");
816         delete entry;
817         return nullptr;
818     }
819     work->data = entry;
820     return work;
821 }
822 
GetEventHandler()823 std::shared_ptr<AppExecFwk::EventHandler> JsInputMethodEngineSetting::GetEventHandler()
824 {
825     std::lock_guard<std::mutex> lock(eventHandlerMutex_);
826     return handler_;
827 }
828 
GetEntry(const std::string & type,EntrySetter entrySetter)829 std::shared_ptr<JsInputMethodEngineSetting::UvEntry> JsInputMethodEngineSetting::GetEntry(
830     const std::string &type, EntrySetter entrySetter)
831 {
832     IMSA_HILOGD("type: %{public}s.", type.c_str());
833     std::shared_ptr<UvEntry> entry = nullptr;
834     {
835         std::lock_guard<std::recursive_mutex> lock(mutex_);
836         if (jsCbMap_[type].empty()) {
837             IMSA_HILOGD("%{public}s cb-vector is empty", type.c_str());
838             return nullptr;
839         }
840         entry = std::make_shared<UvEntry>(jsCbMap_[type], type);
841     }
842     if (entrySetter != nullptr) {
843         entrySetter(*entry);
844     }
845     return entry;
846 }
847 
FreeWorkIfFail(int ret,uv_work_t * work)848 void JsInputMethodEngineSetting::FreeWorkIfFail(int ret, uv_work_t *work)
849 {
850     if (ret == 0 || work == nullptr) {
851         return;
852     }
853 
854     UvEntry *data = static_cast<UvEntry *>(work->data);
855     delete data;
856     delete work;
857     IMSA_HILOGE("uv_queue_work failed retCode: %{public}d!", ret);
858 }
859 
PostTaskToEventHandler(std::function<void ()> task,const std::string & taskName)860 bool JsInputMethodEngineSetting::PostTaskToEventHandler(std::function<void()> task, const std::string &taskName)
861 {
862     auto eventHandler = GetEventHandler();
863     if (eventHandler == nullptr) {
864         IMSA_HILOGE("eventHandler is nullptr!");
865         return false;
866     }
867     if (eventHandler == AppExecFwk::EventHandler::Current()) {
868         IMSA_HILOGE("in current thread!");
869         return false;
870     }
871     handler_->PostTask(task, taskName);
872     return true;
873 }
874 } // namespace MiscServices
875 } // namespace OHOS