From f1b660ff5a6318cc1eb73e2c4a8ee345ca28254e Mon Sep 17 00:00:00 2001
From: lyswhut <lyswhut@qq.com>
Date: Wed, 20 Dec 2023 13:42:34 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E6=9C=AC=E5=9C=B0=E6=AD=8C?=
 =?UTF-8?q?=E6=9B=B2=E5=B0=81=E9=9D=A2=E7=BC=93=E5=AD=98=E6=B8=85=E7=90=86?=
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---
 .../cn/toside/music/mobile/utils/Utils.java   | 29 +++++++++++++++++++
 .../music/mobile/utils/UtilsModule.java       |  5 ++++
 src/utils/fs.ts                               |  2 +-
 src/utils/localMediaMetadata.ts               | 12 +++++++-
 src/utils/nativeModules/utils.ts              |  3 ++
 5 files changed, 49 insertions(+), 2 deletions(-)

diff --git a/android/app/src/main/java/cn/toside/music/mobile/utils/Utils.java b/android/app/src/main/java/cn/toside/music/mobile/utils/Utils.java
index 8208514..df7a981 100644
--- a/android/app/src/main/java/cn/toside/music/mobile/utils/Utils.java
+++ b/android/app/src/main/java/cn/toside/music/mobile/utils/Utils.java
@@ -4,7 +4,9 @@ package cn.toside.music.mobile.utils;
 import android.content.Context;
 import android.os.storage.StorageManager;
 
+import com.facebook.react.bridge.Promise;
 import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.ReactMethod;
 
 import java.io.BufferedReader;
 import java.io.File;
@@ -16,6 +18,7 @@ import java.io.InputStreamReader;
 import java.lang.reflect.Array;
 import java.lang.reflect.Method;
 import java.util.ArrayList;
+import java.util.Objects;
 import java.util.concurrent.Callable;
 
 public class Utils {
@@ -118,4 +121,30 @@ public class Utils {
       return null;
     }
   }
+
+  private static void deleteRecursive(File fileOrDirectory) {
+    if (fileOrDirectory.isDirectory()) {
+      for (File child : Objects.requireNonNull(fileOrDirectory.listFiles())) {
+        deleteRecursive(child);
+      }
+    }
+
+    fileOrDirectory.delete();
+  }
+  public static void unlink(String filepath) {
+    deleteRecursive(new File(filepath));
+  }
+  static class Unlink implements Callable<Object> {
+    private final String filePath;
+
+    public Unlink(String filePath) {
+      this.filePath = filePath;
+    }
+
+    @Override
+    public Object call() {
+      unlink(filePath);
+      return null;
+    }
+  }
 }
diff --git a/android/app/src/main/java/cn/toside/music/mobile/utils/UtilsModule.java b/android/app/src/main/java/cn/toside/music/mobile/utils/UtilsModule.java
index e8c846a..a146e0d 100644
--- a/android/app/src/main/java/cn/toside/music/mobile/utils/UtilsModule.java
+++ b/android/app/src/main/java/cn/toside/music/mobile/utils/UtilsModule.java
@@ -315,6 +315,11 @@ public class UtilsModule extends ReactContextBaseJavaModule {
     AsyncTask.runTask(new Utils.WriteStringToFile(filePath, dataStr), promise);
   }
 
+  @ReactMethod
+  public void unlink(String filePath, Promise promise) {
+    AsyncTask.runTask(new Utils.Unlink(filePath), promise);
+  }
+
   // https://stackoverflow.com/questions/73463341/in-per-app-language-how-to-get-app-locale-in-api-33-if-system-locale-is-diffe
   @ReactMethod
   public void getSystemLocales(Promise promise) {
diff --git a/src/utils/fs.ts b/src/utils/fs.ts
index 650d25e..7b9af93 100644
--- a/src/utils/fs.ts
+++ b/src/utils/fs.ts
@@ -5,7 +5,7 @@ export const externalDirectoryPath = RNFS.ExternalDirectoryPath
 export const temporaryDirectoryPath = RNFS.TemporaryDirectoryPath
 export const externalStorageDirectoryPath = RNFS.ExternalStorageDirectoryPath
 
-export const unlink = async(path: string) => RNFS.unlink(path)
+// export const unlink = async(path: string) => RNFS.unlink(path)
 
 export const readDir = async(path: string) => RNFS.readDir(path)
 
diff --git a/src/utils/localMediaMetadata.ts b/src/utils/localMediaMetadata.ts
index 465eb41..ee0fbbb 100644
--- a/src/utils/localMediaMetadata.ts
+++ b/src/utils/localMediaMetadata.ts
@@ -1,5 +1,6 @@
 import { temporaryDirectoryPath } from '@/utils/fs'
 import { scanFiles, readPic as _readPic } from 'react-native-local-media-metadata'
+import { unlink } from './nativeModules/utils'
 export {
   type MusicMetadata,
   type MusicMetadataFull,
@@ -10,12 +11,21 @@ export {
   writeLyric,
 } from 'react-native-local-media-metadata'
 
+let cleared = false
+const picCachePath = temporaryDirectoryPath + '/local-media-metadata'
+
 export const scanAudioFiles = async(dirPath: string): Promise<string[]> => {
   return scanFiles(dirPath, ['mp3', 'flac', 'ogg', 'wav'])
 }
 
+const clearPicCache = async() => {
+  await unlink(picCachePath)
+  cleared = true
+}
+
 export const readPic = async(dirPath: string): Promise<string> => {
-  return _readPic(dirPath, temporaryDirectoryPath + '/local-media-metadata')
+  if (!cleared) await clearPicCache()
+  return _readPic(dirPath, picCachePath)
 }
 
 // export interface MusicMetadata {
diff --git a/src/utils/nativeModules/utils.ts b/src/utils/nativeModules/utils.ts
index 2fdcae9..561b863 100644
--- a/src/utils/nativeModules/utils.ts
+++ b/src/utils/nativeModules/utils.ts
@@ -54,6 +54,9 @@ export const writeFile = async(filePath: string, data: string): Promise<void> =>
 export const readFile = async(filePath: string): Promise<string> => {
   return UtilsModule.getStringFromFile(filePath)
 }
+export const unlink = async(filePath: string): Promise<void> => {
+  return UtilsModule.unlink(filePath)
+}
 export const getSystemLocales = async(): Promise<string> => {
   return UtilsModule.getSystemLocales()
 }