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 #ifndef OHOS_RINGTONE_MIMETYPE_UTILS_H
16 #define OHOS_RINGTONE_MIMETYPE_UTILS_H
17 
18 #include "nlohmann/json.hpp"
19 #include "ringtone_type.h"
20 
21 namespace OHOS {
22 namespace Media {
23 #define EXPORT __attribute__ ((visibility ("default")))
24 class RingtoneMimeTypeUtils {
25 public:
26     EXPORT RingtoneMimeTypeUtils(const RingtoneMimeTypeUtils&) = delete;
27     EXPORT RingtoneMimeTypeUtils(RingtoneMimeTypeUtils&&) = delete;
28     EXPORT RingtoneMimeTypeUtils& operator=(const RingtoneMimeTypeUtils&) = delete;
29     EXPORT RingtoneMimeTypeUtils& operator=(RingtoneMimeTypeUtils&&) = delete;
30     EXPORT static int32_t InitMimeTypeMap();
31     EXPORT static std::string GetMimeTypeFromExtension(const std::string &extension);
32     EXPORT static std::string GetMimeTypeFromExtension(const std::string &extension,
33         const std::unordered_map<std::string, std::vector<std::string>> &mimeTypeMap);
34     EXPORT static RingtoneMediaType GetMediaTypeFromMimeType(const std::string &mimeType);
35 
36 private:
37     static void CreateMapFromJson();
38 
39     static std::unordered_map<std::string, std::vector<std::string>> mediaJsonMap_;
40 };
41 } // namespace Media
42 } // namespace OHOS
43 #endif // OHOS_RINGTONE_MIMETYPE_UTILS_H
44