1 /*
2  * Copyright (c) 2024 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 #ifndef INTERFACES_KITS_JS_ZIP_NAPI_COMMON_NAPI_FUNC_ARG_H
17 #define INTERFACES_KITS_JS_ZIP_NAPI_COMMON_NAPI_FUNC_ARG_H
18 
19 #include "header.h"
20 
21 namespace OHOS {
22 namespace AppExecFwk {
23 namespace LIBZIP {
24 enum ArgumentCount {
25     ZERO = 0,
26     ONE = 1,
27     TWO = 2,
28     THREE = 3,
29     FOUR = 4,
30     FIVE = 5,
31     SIX = 6,
32     SEVEN = 7,
33 };
34 
35 enum ArgumentPosition {
36     FIRST = 0,
37     SECOND = 1,
38     THIRD = 2,
39     FOURTH = 3,
40     FIFTH = 4,
41     SIXTH = 5,
42     SEVENTH = 6,
43 };
44 
45 class NapiFuncArg final {
46 public:
47     NapiFuncArg(napi_env env, napi_callback_info info);
48     virtual ~NapiFuncArg();
49 
50     bool InitArgs(size_t argc);
51     bool InitArgs(size_t minArgc, size_t maxArgc);
52 
53     size_t GetArgc() const;
54     napi_value GetThisVar() const;
55 
56     napi_value operator[](size_t argPos) const;
57     napi_value GetArg(size_t argPos) const;
58 
59 private:
60     napi_env env_ = nullptr;
61     napi_callback_info info_ = nullptr;
62 
63     size_t argc_ = 0;
64     std::unique_ptr<napi_value[]> argv_ = {nullptr};
65     napi_value thisVar_ = nullptr;
66 
67     bool InitArgs(std::function<bool()> argcChecker);
68 
69     void SetArgc(size_t argc);
70     void SetThisVar(napi_value thisVar);
71 };
72 }  // namespace LIBZIP
73 }  // namespace AppExecFwk
74 }  // namespace OHOS
75 #endif  // INTERFACES_KITS_JS_ZIP_NAPI_COMMON_NAPI_FUNC_ARG_H