feat(music): 添加音乐时长获取功能

- 在 FileService接口中添加 getMusicDuration 方法- 在 FileServiceImpl 类中实现音乐时长获取逻辑
- 在 MusicServiceImpl 中使用该功能来设置音乐时长
- 移除 application.properties 中的注释内容
- 添加 jaudiotagger 依赖用于获取音乐文件信息

music-houduan/pom.xml

@@ -33,12 +33,12 @@
         </dependency>
 
         <!-- 开发工具 -->
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-devtools</artifactId>
-            <scope>runtime</scope>
-            <optional>true</optional>
-        </dependency>
+<!--        <dependency>-->
+<!--            <groupId>org.springframework.boot</groupId>-->
+<!--            <artifactId>spring-boot-devtools</artifactId>-->
+<!--            <scope>runtime</scope>-->
+<!--            <optional>true</optional>-->
+<!--        </dependency>-->
 
         <!-- Lombok -->
         <dependency>
@@ -123,6 +123,13 @@
             <artifactId>knife4j-openapi3-jakarta-spring-boot-starter</artifactId>
             <version>4.5.0</version>
         </dependency>
+
+        <!-- 获取音乐文件信息 -->
+        <dependency>
+            <groupId>org</groupId>
+            <artifactId>jaudiotagger</artifactId>
+            <version>2.0.3</version>
+        </dependency>
     </dependencies>
 
     <build>
@@ -142,4 +149,4 @@
         </plugins>
     </build>
 
-</project>
+</project>

music-houduan/src/main/java/com/test/musichouduan/service/FileService.java

@@ -38,4 +38,12 @@ public interface FileService {
      * @return 是否成功
      */
     boolean deleteFile(String url);
+
+    /**
+     * 获取音乐时长
+     *
+     * @param file 音乐文件
+     * @return 时长（秒）
+     */
+    int getMusicDuration(MultipartFile file);
 }

music-houduan/src/main/java/com/test/musichouduan/service/impl/FileServiceImpl.java

@@ -3,6 +3,8 @@ package com.test.musichouduan.service.impl;
 import com.test.musichouduan.dto.Result;
 import com.test.musichouduan.exception.BusinessException;
 import com.test.musichouduan.service.FileService;
+import org.jaudiotagger.audio.AudioFile;
+import org.jaudiotagger.audio.AudioFileIO;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Value;
@@ -75,6 +77,33 @@ public class FileServiceImpl implements FileService {
         return uploadFile(file, "musics");
     }
 
+    @Override
+    public int getMusicDuration(MultipartFile file) {
+        if (file == null || file.isEmpty()) {
+            return 0;
+        }
+        File tempFile = null;
+        try {
+            byte[] bytes = file.getBytes();
+            // 使用原始文件扩展名创建临时文件
+            String originalFilename = file.getOriginalFilename();
+            String extension = getFileExtension(originalFilename);
+            tempFile = File.createTempFile("music-duration-", "." + extension);
+            Files.write(tempFile.toPath(), bytes);
+
+            AudioFile audioFile = AudioFileIO.read(tempFile);
+            int duration = audioFile.getAudioHeader().getTrackLength();
+            return duration;
+        } catch (Exception e) {
+            logger.error("获取音乐时长失败", e);
+            return 0;
+        } finally {
+            if (tempFile != null) {
+                tempFile.delete();
+            }
+        }
+    }
+
     @Override
     public String uploadLyric(MultipartFile file) {
         // 检查文件是否为空

music-houduan/src/main/java/com/test/musichouduan/service/impl/MusicServiceImpl.java

@@ -283,6 +283,9 @@ public class MusicServiceImpl implements MusicService {
     @Override
     @Transactional
     public MusicDTO addMusic(MusicDTO musicDTO, MultipartFile file, MultipartFile cover) {
+        // 获取音乐时长
+        int duration = fileService.getMusicDuration(file);
+
         // 上传音乐文件
         String musicUrl = fileService.uploadMusic(file);
 
@@ -294,6 +297,7 @@ public class MusicServiceImpl implements MusicService {
         BeanUtils.copyProperties(musicDTO, music);
         music.setUrl(musicUrl);
         music.setCover(coverUrl);
+        music.setDuration(duration);
         music.setPlayCount(0L);
 
         // 设置歌词

music-houduan/src/main/resources/application.properties

@@ -1,26 +0,0 @@
-#spring.application.name=music-houduan
-#server.port=8085
-#
-#spring.datasource.url=jdbc:mysql://127.0.0.1:3306/music_db?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai
-#spring.datasource.username=root
-#spring.datasource.password=123456
-#spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
-#
-#spring.jpa.hibernate.ddl-auto=update
-#spring.jpa.show-sql=true
-#
-#spring.data.redis.host=127.0.0.1
-#spring.data.redis.port=6379
-#spring.data.redis.password=123456
-#
-#sa-token.token-name=satoken
-#sa-token.timeout=2592000
-#sa-token.is-concurrent=true
-#sa-token.is-share=true
-#sa-token.token-style=uuid
-#
-## 文件上传配置
-#file.upload-path=./upload/
-#project.root-path=.
-#file.access-path=/upload/
-#file.allowed-types=jpg,jpeg,png,gif,mp3,wav,lrc,txt