feat: add native folder size calculator

feat: add new icon
fix: default should show ext
2024-10-17 23:13:28 +08:00 · 2024-10-17 22:09:17 +08:00 · 2024-10-17 21:33:27 +08:00
27 changed files with 664 additions and 35 deletions
--- a/app/.gitignore
+++ b/app/.gitignore
@ -1,2 +1,4 @@
 /build
 /src/main/rust/libsysinfo/target/
+/src/main/rust/libfshelper/target/
+/src/main/rust/libfshelper/.vscode/
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@ -7,6 +7,8 @@
        android:name="android.permission.MANAGE_EXTERNAL_STORAGE"
        tools:ignore="ScopedStorage" />
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.INTERNET" />
+

    <application
        android:allowBackup="true"
--- a/app/src/main/java/com/dazuoye/filemanager/document_page.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/document_page.kt
@ -10,6 +10,7 @@ import android.view.View
 import android.widget.AdapterView
 import android.widget.GridView
 import android.widget.ImageView
+import android.widget.LinearLayout
 import android.widget.TextView
 import android.widget.Toast
 import androidx.activity.enableEdgeToEdge
@ -143,6 +144,11 @@ class document_page : AppCompatActivity() {
        val adapter = DocumentAdapter(this@document_page, models)
        documentGrid.setAdapter(adapter)
        findViewById<TextView>(R.id.LoadingBlankText).visibility = View.GONE
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+          View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
    }
  }
@ -274,6 +280,12 @@ class document_page : AppCompatActivity() {
      runOnUiThread {
        val grid = findViewById<GridView>(R.id.DocumentGrid)
        grid.setAdapter(adapter)
+
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+          View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
      runSomethingMore?.invoke()
    }
--- a/app/src/main/java/com/dazuoye/filemanager/fileSystem/WrappedFile.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/fileSystem/WrappedFile.kt
@ -3,10 +3,13 @@ package com.dazuoye.filemanager.fileSystem
 import android.content.Context
 import android.icu.text.DecimalFormat
 import android.text.format.DateFormat
+import android.util.Log
 import com.dazuoye.filemanager.fileSystem.byTypeFileLister.DocumentLister
 import com.dazuoye.filemanager.fileSystem.byTypeFileLister.ImageLister
 import com.dazuoye.filemanager.fileSystem.byTypeFileLister.MusicLister
 import com.dazuoye.filemanager.fileSystem.byTypeFileLister.VideoLister
+import com.dazuoye.filemanager.utils.FSHelper.getFolderSizeBytesNativeMethod
+import com.dazuoye.filemanager.utils.FSHelper.getFolderSizeNativeMethod
 import java.io.File
 import java.net.URLConnection
 import java.nio.file.Files
@ -14,6 +17,7 @@ import java.nio.file.attribute.BasicFileAttributes
 import java.sql.Date
 import java.sql.Timestamp
 import java.time.Instant
+import kotlin.math.log

 class WrappedFile(private val f: File, skipCalculateDirectorySize: Boolean = false) {
  companion object {
@ -111,7 +115,11 @@ class WrappedFile(private val f: File, skipCalculateDirectorySize: Boolean = fal
        isSizeCalculated = false
        0
      } else {
-        getFolderSize(f)
+        try {
+          getFolderSizeBytesNativeMethod(f.path)
+        } catch (_: Exception) {
+          getFolderSize(f)
+        }
      }
    }

@ -129,19 +137,23 @@ class WrappedFile(private val f: File, skipCalculateDirectorySize: Boolean = fal
  }

  fun getSizeString(): String {
-    if (size == 0L) {
-      if (type == Type.DIRECTORY) {
-        if (!isSizeCalculated) {
-          // Calculate Size
-          size = getFolderSize(f)
+    if (type == Type.DIRECTORY) { // 下面只对文件夹有效
+      if (size == 0L && !isSizeCalculated) {
+        // Calculate Size
+        try {
+          val sizeStr = getFolderSizeNativeMethod(f.path)
          isSizeCalculated = true
-        } else {
-          return "0B"
+
+          return sizeStr
+        } catch (e: Exception) {
+          Log.e("getFolderSizeNativeMethod", "getSizeString: ${e.toString()}")
        }
-      } else {
-        return "未知"
+        // 备用方法
+        isSizeCalculated = true
+        size = getFolderSize(f)
      }
    }
+    // 最后 format (fallback方法 + 普通文件)
    return getSizeString(size.toULong())
  }

--- a/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Document.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Document.kt
@ -31,10 +31,10 @@ class DocumentAdapter(context: Context, list: ArrayList<DocumentModel>) :
    )
    val model = getItem(position) ?: throw RuntimeException()
    val card = listView.findViewById<TextView>(R.id.iconButton)
-    card.text = if (hideExtension == false) {
-      model.name
-    } else {
+    card.text = if (hideExtension == true) {
      model.nameWithoutExt
+    } else {
+      model.name
    }
    return listView
  }
--- a/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Image.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Image.kt
@ -39,10 +39,11 @@ class ImageAdapter(context: Context, list: ArrayList<ImageModel>) :
    )
    val model = getItem(position) ?: throw RuntimeException()
    listView.findViewById<ImageView>(R.id.pictureCardImage).setImageBitmap(model.thumbnail)
-    listView.findViewById<TextView>(R.id.pictureCardText).text = if (hideExtension == false) {
-      model.name
-    } else {
+    val card = listView.findViewById<TextView>(R.id.pictureCardText)
+    card.text = if (hideExtension == true) {
      model.nameWithoutExt
+    } else {
+      model.name
    }
    listView.setLayoutParams(LayoutParams(GridView.AUTO_FIT, 530))

--- a/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Music.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Music.kt
@ -31,10 +31,10 @@ class MusicAdapter(context: Context, list: ArrayList<MusicModel>) :
    )
    val model = getItem(position) ?: throw RuntimeException()
    val card = listView.findViewById<TextView>(R.id.iconButton)
-    card.text = if (hideExtension == false) {
-      model.name
-    } else {
+    card.text = if (hideExtension == true) {
      model.nameWithoutExt
+    } else {
+      model.name
    }
    return listView
  }
--- a/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Video.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/fileSystem/adapters/Video.kt
@ -42,10 +42,11 @@ class VideoAdapter(context: Context, list: ArrayList<VideoModel>) :
    )
    val model = getItem(position) ?: throw RuntimeException()
    listView.findViewById<ImageView>(R.id.pictureCardImage).setImageBitmap(model.thumbnail)
-    listView.findViewById<TextView>(R.id.pictureCardText).text = if (hideExtension == false) {
-      model.name
-    } else {
+    val card = listView.findViewById<TextView>(R.id.pictureCardText)
+    card.text = if (hideExtension == true) {
      model.nameWithoutExt
+    } else {
+      model.name
    }
    listView.setLayoutParams(LayoutParams(GridView.AUTO_FIT, 530))

--- a/app/src/main/java/com/dazuoye/filemanager/music_page.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/music_page.kt
@ -9,6 +9,7 @@ import android.view.View
 import android.widget.AdapterView
 import android.widget.GridView
 import android.widget.ImageView
+import android.widget.LinearLayout
 import android.widget.TextView
 import android.widget.Toast
 import androidx.activity.enableEdgeToEdge
@ -18,6 +19,7 @@ import androidx.core.content.FileProvider
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.WindowInsetsCompat.Type
+import androidx.core.view.isVisible
 import com.dazuoye.filemanager.fileSystem.adapters.MusicAdapter
 import com.dazuoye.filemanager.fileSystem.adapters.MusicModel
 import com.dazuoye.filemanager.compose.SearchActivity
@ -122,6 +124,11 @@ class music_page : AppCompatActivity() {
        val adapter = MusicAdapter(this@music_page, models)
        musicGrid.setAdapter(adapter)
        findViewById<TextView>(R.id.LoadingBlankText).visibility = View.GONE
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+          View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
    }
  }
@ -253,6 +260,12 @@ class music_page : AppCompatActivity() {
      runOnUiThread {
        val grid = findViewById<GridView>(R.id.MusicGrid)
        grid.setAdapter(adapter)
+
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+           View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
      runSomethingMore?.invoke()
    }
--- a/app/src/main/java/com/dazuoye/filemanager/picture_page.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/picture_page.kt
@ -9,6 +9,7 @@ import android.view.View
 import android.widget.AdapterView
 import android.widget.GridView
 import android.widget.ImageView
+import android.widget.LinearLayout
 import android.widget.TextView
 import android.widget.Toast
 import androidx.activity.enableEdgeToEdge
@ -116,14 +117,19 @@ class picture_page : AppCompatActivity() {
      val defaultText = loadingTextView.text
      launch { loadingText(loadingTextView, defaultText) }
      imageList = instance.dateOrderedList()
-      val imageModels = ArrayList<ImageModel>()
+      val models = ArrayList<ImageModel>()
      for (path in imageList) {
-        imageModels.add(ImageModel(File(path)))
+        models.add(ImageModel(File(path)))
      }
      runOnUiThread {
-        val adapter = ImageAdapter(this@picture_page, imageModels)
+        val adapter = ImageAdapter(this@picture_page, models)
        pictureGrid.setAdapter(adapter)
        findViewById<TextView>(R.id.LoadingBlankText).visibility = View.GONE
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+          View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
    }
  }
@ -247,14 +253,19 @@ class picture_page : AppCompatActivity() {
        1 -> instance.sizeOrderedList()
        else -> listOf()
      }
-      val imageModels = ArrayList<ImageModel>()
+      val models = ArrayList<ImageModel>()
      for (path in imageList) {
-        imageModels.add(ImageModel(File(path)))
+        models.add(ImageModel(File(path)))
      }
-      val adapter = ImageAdapter(this, imageModels)
+      val adapter = ImageAdapter(this, models)
      runOnUiThread {
        val grid = findViewById<GridView>(R.id.PicturePageGrid)
        grid.setAdapter(adapter)
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+          View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
      runSomethingMore?.invoke()
    }
--- a/app/src/main/java/com/dazuoye/filemanager/utils/FSHelper.java
+++ b/app/src/main/java/com/dazuoye/filemanager/utils/FSHelper.java
@ -0,0 +1,17 @@
+package com.dazuoye.filemanager.utils;
+
+public class FSHelper {
+  static {
+    System.loadLibrary("fshelper");
+  }
+
+  public static String getFolderSizeNativeMethod(String dir) {
+    return getFolderSizeNative(dir);
+  }
+  public static long getFolderSizeBytesNativeMethod(String dir) {
+    return getFolderSizeBytesNative(dir);
+  }
+
+  private static native String getFolderSizeNative(String dir);
+  private static native long getFolderSizeBytesNative(String dir);
+}
--- a/app/src/main/java/com/dazuoye/filemanager/video_page.kt
+++ b/app/src/main/java/com/dazuoye/filemanager/video_page.kt
@ -9,6 +9,7 @@ import android.view.View
 import android.widget.AdapterView
 import android.widget.GridView
 import android.widget.ImageView
+import android.widget.LinearLayout
 import android.widget.TextView
 import android.widget.Toast
 import androidx.activity.enableEdgeToEdge
@ -115,14 +116,19 @@ class video_page : AppCompatActivity() {
      val defaultText = loadingTextView.text
      launch { loadingText(loadingTextView, defaultText) }
      videoList = instance.dateOrderedList()
-      val videoModels = ArrayList<VideoModel>()
+      val models = ArrayList<VideoModel>()
      for (path in videoList) {
-        videoModels.add(VideoModel(File(path)))
+        models.add(VideoModel(File(path)))
      }
      runOnUiThread {
-        val adapter = VideoAdapter(this@video_page, videoModels)
+        val adapter = VideoAdapter(this@video_page, models)
        videoGrid.setAdapter(adapter)
        findViewById<TextView>(R.id.LoadingBlankText).visibility = View.GONE
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+          View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
    }
  }
@ -246,14 +252,19 @@ class video_page : AppCompatActivity() {
        1 -> instance.sizeOrderedList()
        else -> listOf()
      }
-      val videoModels = ArrayList<VideoModel>()
+      val models = ArrayList<VideoModel>()
      for (path in videoList) {
-        videoModels.add(VideoModel(File(path)))
+        models.add(VideoModel(File(path)))
      }
-      val adapter = VideoAdapter(this, videoModels)
+      val adapter = VideoAdapter(this, models)
      runOnUiThread {
        val grid = findViewById<GridView>(R.id.VideoGrid)
        grid.setAdapter(adapter)
+        findViewById<LinearLayout>(R.id.NothingFoundHint).visibility = if (models.isEmpty){ // 没有东西则显示空
+          View.VISIBLE
+        }else{
+          View.GONE
+        }
      }
      runSomethingMore?.invoke()
    }
--- a/app/src/main/jniLibs/arm64-v8a/libfshelper.so
+++ b/app/src/main/jniLibs/arm64-v8a/libfshelper.so
--- a/app/src/main/jniLibs/x86_64/libfshelper.so
+++ b/app/src/main/jniLibs/x86_64/libfshelper.so
--- a/app/src/main/res/drawable/ic_download.xml
+++ b/app/src/main/res/drawable/ic_download.xml
@ -1,4 +1,4 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android" android:height="40dp" android:tint="#FF00FF" android:viewportHeight="24" android:viewportWidth="24" android:width="40dp">
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:height="40dp" android:tint="#485B7A" android:viewportHeight="24" android:viewportWidth="24" android:width="40dp">
      
    <path android:fillColor="@color/white" android:pathData="M5,20h14v-2H5V20zM19,9h-4V3H9v6H5l7,7L19,9z"/>
    
--- a/app/src/main/res/drawable/outline_all_inclusive_24.xml
+++ b/app/src/main/res/drawable/outline_all_inclusive_24.xml
@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:height="128dp"
+    android:tint="#717171"
+    android:viewportHeight="960"
+    android:viewportWidth="960"
+    android:width="128dp">
+
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M220,700Q128,700 64,636Q0,572 0,480Q0,388 64,324Q128,260 220,260Q257,260 291,273Q325,286 352,310L420,372L360,426L298,370Q282,356 262,348Q242,340 220,340Q162,340 121,381Q80,422 80,480Q80,538 121,579Q162,620 220,620Q242,620 262,612Q282,604 298,590L608,310Q635,286 669,273Q703,260 740,260Q832,260 896,324Q960,388 960,480Q960,572 896,636Q832,700 740,700Q703,700 669,687Q635,674 608,650L540,588L600,534L662,590Q678,604 698,612Q718,620 740,620Q798,620 839,579Q880,538 880,480Q880,422 839,381Q798,340 740,340Q718,340 698,348Q678,356 662,370L352,650Q325,674 291,687Q257,700 220,700Z" />
+
+</vector>
--- a/app/src/main/res/layout/document_page.xml
+++ b/app/src/main/res/layout/document_page.xml
@ -98,4 +98,20 @@
        android:textSize="78sp"
        android:background="@color/WhiteSmoke"/>

+    <LinearLayout
+        android:id="@+id/NothingFoundHint"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:orientation="vertical"
+        android:visibility="gone">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="64sp"
+            android:text="@string/no_items"
+            app:drawableTopCompat="@drawable/outline_all_inclusive_24"
+            />
+    </LinearLayout>
 </androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/music_page.xml
+++ b/app/src/main/res/layout/music_page.xml
@ -98,4 +98,21 @@
        android:textSize="78sp"
        android:background="@color/WhiteSmoke"/>

+    <LinearLayout
+        android:id="@+id/NothingFoundHint"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:orientation="vertical"
+        android:visibility="gone">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="64sp"
+            android:text="@string/no_items"
+            app:drawableTopCompat="@drawable/outline_all_inclusive_24"
+            />
+    </LinearLayout>
+
 </androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/picture_page.xml
+++ b/app/src/main/res/layout/picture_page.xml
@ -107,5 +107,21 @@
        android:background="@color/WhiteSmoke"/>


+    <LinearLayout
+        android:id="@+id/NothingFoundHint"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:orientation="vertical"
+        android:visibility="gone">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textSize="64sp"
+            android:text="@string/no_items"
+            app:drawableTopCompat="@drawable/outline_all_inclusive_24"
+            />
+    </LinearLayout>

 </androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/layout/video_page.xml
+++ b/app/src/main/res/layout/video_page.xml
@ -109,4 +109,20 @@
      android:textSize="78sp"
      android:background="@color/WhiteSmoke"/>

+  <LinearLayout
+      android:id="@+id/NothingFoundHint"
+      android:layout_width="match_parent"
+      android:layout_height="match_parent"
+      android:gravity="center"
+      android:orientation="vertical"
+      android:visibility="gone">
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textSize="64sp"
+        android:text="@string/no_items"
+        app:drawableTopCompat="@drawable/outline_all_inclusive_24"
+        />
+  </LinearLayout>
 </androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@ -88,5 +88,6 @@
  <string name="setting_hide_hidden_file">隐藏点文件</string>
  <string name="setting_hide_hidden_file_description">隐藏所有以 . 开头的文件和文件夹\n. 开头的文件（或文件夹）通常表示隐藏文件（或文件夹）\n此选项只对查看全部文件功能有效</string>

+  <string name="no_items">无内容</string>
  <string name="about">关于</string>
 </resources>
--- a/app/src/main/rust/libfshelper/.cargo/config.toml
+++ b/app/src/main/rust/libfshelper/.cargo/config.toml
@ -0,0 +1,5 @@
+[target.aarch64-linux-android]
+linker = "/home/kagura/Programs/AndroidStudio/ndk/27.0.12077973/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android35-clang"
+
+[target.x86_64-linux-android]
+linker = "/home/kagura/Programs/AndroidStudio/ndk/27.0.12077973/toolchains/llvm/prebuilt/linux-x86_64/bin/x86_64-linux-android35-clang"
--- a/app/src/main/rust/libfshelper/Cargo.lock
+++ b/app/src/main/rust/libfshelper/Cargo.lock
@ -0,0 +1,295 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "bytes"
+version = "1.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "428d9aa8fbc0670b7b8d6030a7fadd0f86151cae55e4dbbece15f3780a3dfaf3"
+
+[[package]]
+name = "cesu8"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d43a04d8753f35258c91f8ec639f792891f748a1edbd759cf1dcea3382ad83c"
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "combine"
+version = "4.6.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba5a308b75df32fe02788e748662718f03fde005016435c444eea572398219fd"
+dependencies = [
+ "bytes",
+ "memchr",
+]
+
+[[package]]
+name = "fshelper"
+version = "0.1.0"
+dependencies = [
+ "jni",
+ "walkdir",
+]
+
+[[package]]
+name = "jni"
+version = "0.21.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a87aa2bb7d2af34197c04845522473242e1aa17c12f4935d5856491a7fb8c97"
+dependencies = [
+ "cesu8",
+ "cfg-if",
+ "combine",
+ "jni-sys",
+ "log",
+ "thiserror",
+ "walkdir",
+ "windows-sys 0.45.0",
+]
+
+[[package]]
+name = "jni-sys"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
+
+[[package]]
+name = "log"
+version = "0.4.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
+
+[[package]]
+name = "memchr"
+version = "2.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
+
+[[package]]
+name = "proc-macro2"
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--- a/app/src/main/rust/libfshelper/Cargo.toml
+++ b/app/src/main/rust/libfshelper/Cargo.toml
@ -0,0 +1,11 @@
+[package]
+name = "fshelper"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+jni = "0.21.1"
+walkdir = "2.5.0"
+
+[lib]
+crate-type = ["cdylib"]
--- a/app/src/main/rust/libfshelper/build.rs
+++ b/app/src/main/rust/libfshelper/build.rs
@ -0,0 +1,4 @@
+fn main() {
+    println!("cargo:rustc-link-arg=-z");
+    println!("cargo:rustc-link-arg=max-page-size={}",1024*16);
+}
--- a/app/src/main/rust/libfshelper/src/lib.rs
+++ b/app/src/main/rust/libfshelper/src/lib.rs
@ -0,0 +1,109 @@
+use jni::objects::{JClass, JString};
+use jni::sys::{jlong, jstring};
+use jni::JNIEnv;
+use std::{fs, i64};
+use walkdir::WalkDir;
+
+#[no_mangle]
+pub extern "system" fn Java_com_dazuoye_filemanager_utils_FSHelper_getFolderSizeNative<'local>(
+    mut env: JNIEnv<'local>,
+    _: JClass<'local>,
+    input: JString<'local>,
+) -> jstring {
+    let dir: String = env
+        .get_string(&input)
+        .expect("failed to parse input")
+        .into();
+
+    if !fs::exists(&dir).expect(format!("Cannot stat {}", dir).as_str()) {
+        return env
+            .new_string(format!("{} not exists!", dir))
+            .expect("Couldn't create java string!")
+            .into_raw();
+    }
+    // 从这里保证文件至少存在了
+
+    let mut size: u64 = 0;
+    for entry in WalkDir::new(dir) {
+        match entry {
+            Ok(item) => {
+                match item.metadata() {
+                    Ok(metadata) => size += metadata.len(),
+                    Err(e) => {
+                        eprintln!("Error getting metadata for item: {:?}", e);
+                        continue;
+                    }
+                }
+            },
+            Err(e) => {
+                eprintln!("Error walking directory: {:?}", e);
+                continue;
+            }
+        }
+    }
+    
+
+    let output = env
+        .new_string(format_size(size))
+        .expect("Couldn't create java string!");
+
+    output.into_raw()
+}
+
+#[no_mangle]
+pub extern "system" fn Java_com_dazuoye_filemanager_utils_FSHelper_getFolderSizeBytesNative<'local>(
+    mut env: JNIEnv<'local>,
+    _: JClass<'local>,
+    input: JString<'local>,
+) -> jlong {
+    let dir: String = env
+        .get_string(&input)
+        .expect("failed to parse input")
+        .into();
+
+    if !fs::exists(&dir).expect(format!("Cannot stat {}", dir).as_str()) {
+        return 0;
+    }
+    // 从这里保证文件至少存在了
+
+    let mut size: u64 = 0;
+    for entry in WalkDir::new(dir) {
+        match entry {
+            Ok(item) => {
+                match item.metadata() {
+                    Ok(metadata) => size += metadata.len(),
+                    Err(e) => {
+                        eprintln!("Error getting metadata for item: {:?}", e);
+                        continue;
+                    }
+                }
+            },
+            Err(e) => {
+                eprintln!("Error walking directory: {:?}", e);
+                continue;
+            }
+        }
+    }
+    
+
+    match i64::try_from(size) {
+        Ok(compatible) => compatible,
+        Err(_) => i64::MAX
+    }
+}
+
+fn format_size(size: u64) -> String {
+    // 定义单位
+    let units = ["B", "KB", "MB", "GB", "TB", "PB"];
+    let mut size = size as f64;
+    let mut unit_index = 0;
+
+    // 按 1024 递减计算，直到找到合适的单位
+    while size >= 1024.0 && unit_index < units.len() - 1 {
+        size /= 1024.0;
+        unit_index += 1;
+    }
+
+    // 保留两位小数格式化输出
+    format!("{:.2} {}", size, units[unit_index])
+}
--- a/app/src/main/rust/libfshelper/src/main.rs
+++ b/app/src/main/rust/libfshelper/src/main.rs
@ -0,0 +1,45 @@
+use std::fs;
+use walkdir::WalkDir;
+fn main() {
+    let dir: String = String::from(".");
+
+    if !fs::exists(&dir).expect(format!("Cannot stat {}", dir).as_str()) {
+        return;
+    }
+    // 从这里保证文件至少存在了
+
+    let mut size: u64 = 0;
+    for entry in WalkDir::new(dir) {
+        match entry {
+            Ok(item) => match item.metadata() {
+                Ok(metadata) => size += metadata.len(),
+                Err(e) => {
+                    eprintln!("Error getting metadata for item: {:?}", e);
+                    continue;
+                }
+            },
+            Err(e) => {
+                eprintln!("Error walking directory: {:?}", e);
+                continue;
+            }
+        }
+    }
+
+    println!("{}", format_size(size))
+}
+
+fn format_size(size: u64) -> String {
+    // 定义单位
+    let units = ["B", "KB", "MB", "GB", "TB", "PB"];
+    let mut size = size as f64;
+    let mut unit_index = 0;
+
+    // 按 1024 递减计算，直到找到合适的单位
+    while size >= 1024.0 && unit_index < units.len() - 1 {
+        size /= 1024.0;
+        unit_index += 1;
+    }
+
+    // 保留两位小数格式化输出
+    format!("{:.2} {}", size, units[unit_index])
+}
Author	SHA1	Message	Date
Kagura	7741898163	feat: add native folder size calculator	2024-10-17 23:13:28 +08:00
Kagura	52483f05fd	feat: add new icon	2024-10-17 22:09:17 +08:00
Kagura	2e3a85ff38	fix: default should show ext	2024-10-17 21:33:27 +08:00