1 /*
2 * Copyright (c) 2024 Shenzhen Kaihong Digital Industry Development 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 "javascriptapi.h"
17
18 static const char *TAG = "[javascriptapi_property]";
19
testNapiDeleteProperty(napi_env env,napi_callback_info info)20 napi_value testNapiDeleteProperty(napi_env env, napi_callback_info info)
21 {
22 // pages/javascript/jsproperties/napideleteproperty
23 size_t argc = PARAM2;
24 napi_value argv[PARAM2];
25 napi_status status;
26 napi_value obj;
27 napi_value propName;
28 const napi_extended_error_info *extended_error_info;
29
30 // 解析传入的参数
31 status = napi_get_cb_info(env, info, &argc, argv, NULL, NULL);
32 if (status != napi_ok) {
33 getErrMsg(status, env, extended_error_info, "get cb info", TAG);
34 return NULL;
35 }
36
37 // 检查参数数量
38 if (argc < PARAM2) {
39 napi_throw_error(env, NULL, "Expected 2 arguments");
40 return NULL;
41 }
42 obj = argv[PARAM0];
43 propName = argv[PARAM1];
44
45 napi_valuetype valuetype0;
46
47 // 确认第一个参数是个对象
48 status = napi_typeof(env, obj, &valuetype0);
49 if (status != napi_ok) {
50 getErrMsg(status, env, extended_error_info, "get obj type", TAG);
51 return NULL;
52 }
53 if (valuetype0 != napi_object) {
54 napi_throw_type_error(env, NULL, "Wrong argument type, expected an object");
55 return NULL;
56 }
57
58 // 删除属性
59 bool result = false;
60 status = napi_delete_property(env, obj, propName, &result);
61 if (status != napi_ok) {
62 getErrMsg(status, env, extended_error_info, "delete property", TAG);
63 return NULL;
64 }
65
66 if (result) {
67 // 删除成功
68 OH_LOG_INFO(LOG_APP, "Delete property successfully!");
69 } else {
70 OH_LOG_INFO(LOG_APP, "Fail to delete property!");
71 }
72
73 // 返回删除属性之后的对象
74 return obj;
75 }
76