diff --git a/app/src/main/java/com/img/rabbit/pages/dialog/UpdateDialog.kt b/app/src/main/java/com/img/rabbit/pages/dialog/UpdateDialog.kt
index 8feacb6..dcee8d7 100644
--- a/app/src/main/java/com/img/rabbit/pages/dialog/UpdateDialog.kt
+++ b/app/src/main/java/com/img/rabbit/pages/dialog/UpdateDialog.kt
@@ -43,7 +43,6 @@ import com.google.accompanist.permissions.shouldShowRationale
 import com.img.rabbit.R
 import com.img.rabbit.components.CenterToast
 import com.img.rabbit.provider.utils.NetworkUtils.globalNetworkStatus
-import kotlinx.coroutines.CoroutineScope
 
 @SuppressLint("UnrememberedMutableState")
 @OptIn(ExperimentalPermissionsApi::class)
diff --git a/app/src/main/java/com/img/rabbit/utils/DownUtils.kt b/app/src/main/java/com/img/rabbit/utils/DownUtils.kt
index 0b2b95a..cf3fcb6 100644
--- a/app/src/main/java/com/img/rabbit/utils/DownUtils.kt
+++ b/app/src/main/java/com/img/rabbit/utils/DownUtils.kt
@@ -1,92 +1,384 @@
 package com.img.rabbit.utils
 
-import okhttp3.Call
-import okhttp3.Callback
-import okhttp3.OkHttpClient
-import okhttp3.Request
-import okhttp3.Response
-import okhttp3.ResponseBody
-import okio.Buffer
-import okio.BufferedSource
-import okio.ForwardingSource
-import okio.buffer
-import okio.sink
-import java.io.File
-import java.io.IOException
+import android.os.Handler
+import android.os.Looper
+import android.util.Log
+import okhttp3.*
+import okhttp3.Headers.Companion.toHeaders
+import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
+import java.io.*
+import java.net.URL
+import java.util.concurrent.CancellationException
+import java.util.concurrent.TimeUnit
 
-object FileDownloadUtil {
-    private val client = OkHttpClient.Builder().build()
 
-    fun download(url: String, saveFile: File, listener: DownloadListener) {
-        val request = Request.Builder().url(url).build()
+class DownUtils private constructor() {
 
-        // 拦截器处理进度
-        val progressClient = client.newBuilder()
-            .addNetworkInterceptor { chain ->
-                val originalResponse = chain.proceed(chain.request())
-                originalResponse.newBuilder()
-                    .body(ProgressResponseBody(originalResponse.body, listener))
-                    .build()
-            }
+    companion object {
+        private const val TAG = "DownLoadUtils"
+        private val downLoadHttpUtils: DownUtils by lazy {
+            DownUtils()
+        }
+
+        @JvmStatic
+        @Synchronized
+        fun getInstance(): DownUtils {
+            return downLoadHttpUtils
+        }
+    }
+
+    private var downloadSizeInfo = mutableMapOf<String, Long>()
+    private var cancelledList = mutableListOf<String>()
+
+    private var buffSize = 4096//建议设置为2048
+    fun setBuffSize(size: Int): DownUtils {
+        this.buffSize = size
+        return this
+    }
+
+    private var interceptor: Interceptor? = null
+    fun setInterceptor(interceptor: Interceptor?): DownUtils {
+        this.interceptor = interceptor
+        return this
+    }
+
+    private var readTimeOut = 30L
+    fun setReadTImeOut(read: Long): DownUtils {
+        this.readTimeOut = read
+        return this
+    }
+
+    private var writeTimeout = 30L
+    fun setWriteTimeOut(write: Long): DownUtils {
+        this.writeTimeout = write
+        return this
+    }
+
+    private var connectTimeout = 30L
+    fun setConnectTimeOut(connect: Long): DownUtils {
+        this.connectTimeout = connect
+        return this
+    }
+
+    var filePath = ""
+    fun setFilePath(path: String): DownUtils {
+        this.filePath = path
+        return this
+    }
+
+    private var fileName = ""
+    fun setFileName(name: String): DownUtils {
+        this.fileName = name
+        return this
+    }
+
+    private var deleteWhenException = true
+    fun setDeleteWhenException(dele: Boolean): DownUtils {
+        this.deleteWhenException = dele
+        return this
+    }
+
+    private val requestBuilder: Request.Builder = Request.Builder()
+    private var urlBuilder: HttpUrl.Builder? = null
+
+    private val okHttpClient = lazy {
+        OkHttpClient.Builder()
+            .readTimeout(readTimeOut, TimeUnit.SECONDS)
+            .writeTimeout(writeTimeout, TimeUnit.SECONDS)
+            .connectTimeout(connectTimeout, TimeUnit.SECONDS)
+            .addInterceptor(interceptor ?: LoggingInterceptor())
             .build()
+    }
+    private var actionGetTotal: (total: Long) -> Unit? = { _ -> }
+    private var actionProgress: (position: Long) -> Unit? = { _ -> }
+    private var actionSuccess: (file: File) -> Unit? = { _ -> }
+    private var actionCancel: () -> Unit? = { }
+    private var actionFail: (msg: String) -> Unit? = { _ -> }
 
-        progressClient.newCall(request).enqueue(object : Callback {
-            override fun onFailure(call: Call, e: IOException) {
-                listener.onError(e)
+    fun setActionCallBack(
+        actionGetTotal: (total: Long) -> Unit,
+        actionProgress: (position: Long) -> Unit,
+        actionSuccess: (file: File) -> Unit,
+        actionFail: (msg: String) -> Unit,
+    ): DownUtils {
+        this.actionGetTotal = actionGetTotal
+        this.actionProgress = actionProgress
+        this.actionSuccess = actionSuccess
+        this.actionFail = actionFail
+
+        return this
+    }
+
+    private var downCallBack: DownCallBack? = null
+    fun setDownCallBack(callBack: DownCallBack): DownUtils {
+        this.downCallBack = callBack
+        return this
+    }
+
+    fun initUrl(url: String, params: Map<String, String>?): DownUtils {
+        urlBuilder = url.toHttpUrlOrNull()?.newBuilder()
+        if (params.isNullOrEmpty()) {
+            return this
+        } else {
+            for ((k, v) in params) {
+                checkName(k)
+                urlBuilder?.setQueryParameter(k, v)
+            }
+        }
+        return this
+    }
+
+    fun addHeader(map: Map<String, String>): DownUtils {
+        requestBuilder.headers(map.toHeaders())
+        return this
+    }
+
+    private fun checkName(name: String) {
+        require(name.isNotEmpty()) { "name is empty" }
+    }
+
+    fun down() {
+        if (urlBuilder == null) {
+            throw IllegalStateException("url not init")
+        } else {
+            doDown()
+        }
+    }
+
+    private fun doDown() {
+        val startTime = System.currentTimeMillis()
+        Log.i(TAG, "startTime=$startTime")
+        val url = urlBuilder?.build()
+        if (url == null) {
+            doException("url is null")
+            return
+        }
+        if (isDowning(filePath + fileName)) {
+            return
+        }
+        cancelledList.remove(fileName)
+
+        val currentLen = downloadSizeInfo[fileName] ?: 0L
+        if (isCanContinueDownload(url.toUrl(), currentLen)) {
+            requestBuilder.removeHeader("RANGE")
+            requestBuilder.addHeader("RANGE", "bytes=${currentLen}-")
+        }
+        val request = requestBuilder.url(url).tag(filePath + fileName).build()
+
+        var `is`: InputStream? = null
+        var raf: RandomAccessFile? = null
+        var file: File? = null
+        try {
+            val response = okHttpClient.value.newCall(request).execute()
+            val total = response.body.contentLength()
+            doGetTotal(currentLen + total)
+
+            val buf = ByteArray(buffSize)
+            var len: Int
+
+            file = if (fileName.isEmpty()) {
+                File(filePath)
+            } else {
+                val fileDir = File(filePath)
+                if (!fileDir.exists() || !fileDir.isDirectory) {
+                    fileDir.mkdirs()
+                }
+                File(filePath, fileName)
             }
 
-            override fun onResponse(call: Call, response: Response) {
-                if (!response.isSuccessful) {
-                    listener.onError(IOException("Unexpected code $response"))
-                    return
-                }
+            `is` = response.body.byteStream()
+            raf = RandomAccessFile(file, "rw")
+            raf.seek(currentLen)
 
-                try {
-                    val totalSize = response.body.contentLength()
-                    listener.onStart(totalSize)
+            var sum: Long = currentLen
+            while (`is`.read(buf).also { len = it } != -1) {
+                if (isCancelled()) throw CancellationException()
+                raf.write(buf, 0, len)
+                sum += len.toLong()
+                downloadSizeInfo[fileName] = sum
+                doProgress(sum)
+            }
+            Log.e(TAG, "download success")
 
-                    response.body.source().use { source ->
-                        saveFile.sink().buffer().use { sink ->
-                            sink.writeAll(source)
-                        }
-                    }
-                    listener.onSuccess(saveFile)
-                } catch (e: Exception) {
-                    listener.onError(e)
+            if (!file.exists()) {
+                throw FileNotFoundException("file create err,not exists")
+            } else {
+                doSuccess(file)
+            }
+            Log.e(TAG, "totalTime=" + (System.currentTimeMillis() - startTime))
+        } catch (e: Exception) {
+            if (deleteWhenException && file?.exists() == true) file.delete()
+            Log.e(TAG, "download failed : " + e.message)
+            doException(e.message.toString())
+        } finally {
+            try {
+                `is`?.close()
+            } catch (e: IOException) {
+                e.printStackTrace()
+            }
+            try {
+                raf?.close()
+            } catch (e: IOException) {
+                e.printStackTrace()
+            }
+        }
+    }
+
+    private fun isCanContinueDownload(url: URL, start: Long): Boolean { //是否支持断点下载
+        val requestBuilder = Request.Builder()
+        requestBuilder.addHeader("RANGE", "bytes=$start-")
+        requestBuilder.addHeader("Connection", "close")
+        val request: Request = requestBuilder.url(url).head().build()
+        val response: Response = okHttpClient.value.newCall(request).execute()
+        return if (response.isSuccessful) {
+            if (response.code == 206) { //支持
+                response.close()
+                true
+            } else { //不支持
+                response.close()
+                false
+            }
+        } else {
+            response.close()
+            false
+        }
+    }
+
+    private fun isDowning(tag: String): Boolean {
+        for (call in okHttpClient.value.dispatcher.runningCalls()) {
+            if (call.request().tag() == tag) {
+                return true
+            }
+        }
+        return false
+    }
+
+    private fun isCancelled(): Boolean {
+        return cancelledList.contains(fileName)
+    }
+
+    fun cancel() {
+        cancel(filePath + fileName)
+    }
+
+    fun cancel(tag: String) {
+        cancelledList.add(fileName)
+        if (okHttpClient.value.dispatcher.runningCalls().isNotEmpty()) {
+            for (call in okHttpClient.value.dispatcher.runningCalls()) {
+                if (call.request().tag() == tag) {
+                    call.cancel()
                 }
             }
-        })
+        }
+        doCancel()
     }
-}
 
-// 进度回调接口
-interface DownloadListener {
-    fun onStart(totalSize: Long)              // 开始下载，返回文件总大小
-    fun onProgress(progress: Int, current: Long) // 进度(0-100)，当前已下载字节
-    fun onSuccess(file: File)                 // 下载成功
-    fun onError(e: Exception)                 // 下载失败
-}
-
-// 自定义 ResponseBody 用于拦截进度
-class ProgressResponseBody(
-    private val responseBody: ResponseBody,
-    private val listener: DownloadListener
-) : ResponseBody() {
-    override fun contentType() = responseBody.contentType()
-    override fun contentLength() = responseBody.contentLength()
-
-    override fun source(): BufferedSource {
-        return object : ForwardingSource(responseBody.source()) {
-            var totalBytesRead = 0L
-            override fun read(sink: Buffer, byteCount: Long): Long {
-                val bytesRead = super.read(sink, byteCount)
-                totalBytesRead += if (bytesRead != -1L) bytesRead else 0
-                val progress = if (contentLength() > 0) (totalBytesRead * 100 / contentLength()).toInt() else 0
-                // 回调进度
-                listener.onProgress(progress, totalBytesRead)
-                return bytesRead
+    private fun doException(err: String) {
+        runOnUiThread {
+            if (downCallBack == null) {
+                actionFail.invoke(err)
+            } else {
+                downCallBack?.fail(err)
             }
-        }.buffer()
+            mainThread = null
+        }
     }
-}
 
+    private fun doSuccess(file: File?) {
+        runOnUiThread {
+            if (file == null) {
+                doException("file not exit")
+            } else {
+                if (downCallBack == null) {
+                    actionSuccess.invoke(file)
+                } else {
+                    downCallBack?.success(file)
+                }
+                downloadSizeInfo.remove(fileName)
+            }
+            mainThread = null
+        }
+    }
+
+    private fun doGetTotal(total: Long) {
+        runOnUiThread {
+            if (downCallBack == null) {
+                actionGetTotal.invoke(total)
+            } else {
+                downCallBack?.total(total)
+            }
+        }
+        mainThread = null
+    }
+
+    private fun doProgress(progress: Long) {
+        runOnUiThread {
+            if (downCallBack == null) {
+                actionProgress.invoke(progress)
+            } else {
+                downCallBack?.progress(progress)
+            }
+        }
+    }
+
+    private fun doCancel() {
+        runOnUiThread {
+            if (downCallBack == null) {
+                actionCancel.invoke()
+            } else {
+                downCallBack?.cancel()
+            }
+        }
+        mainThread = null
+    }
+
+    private var mainThread: Handler? = null
+    private fun runOnUiThread(action: () -> Unit) {
+        if (Looper.myLooper() != Looper.getMainLooper()) {
+            if (mainThread == null) {
+                mainThread = Handler(Looper.getMainLooper())
+            }
+            mainThread?.post {
+                action.invoke()
+            }
+            return
+        }
+        action.invoke()
+    }
+
+
+    class LoggingInterceptor : Interceptor {
+        @Throws(IOException::class)
+        override fun intercept(chain: Interceptor.Chain): Response {
+            val request: Request = chain.request()
+            val startTime = System.nanoTime()
+            Log.d(
+                TAG, String.format(
+                    "Sending request %s on %s%n%s",
+                    request.url, chain.connection(), request.headers
+                )
+            )
+            val response: Response = chain.proceed(request)
+            val endTime = System.nanoTime()
+            Log.d(
+                TAG, String.format(
+                    "Received response for %s in %.1fms%n%s",
+                    response.request.url, (endTime - startTime) / 1e6, response.headers
+                )
+            )
+            return response
+        }
+
+        companion object {
+            private const val TAG = "LoggingInterceptor"
+        }
+    }
+
+    interface DownCallBack {
+        fun success(file: File)
+        fun fail(str: String)
+        fun progress(position: Long)
+        fun total(total: Long)
+        fun cancel()
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/img/rabbit/utils/UniAppUtils.kt b/app/src/main/java/com/img/rabbit/utils/UniAppUtils.kt
index 44d4d19..a0f9008 100644
--- a/app/src/main/java/com/img/rabbit/utils/UniAppUtils.kt
+++ b/app/src/main/java/com/img/rabbit/utils/UniAppUtils.kt
@@ -152,10 +152,8 @@ object UniAppUtils {
     private fun startUniMp(context: Context, uniVersion: UniVersionEntity, onResult:(loading: Boolean) -> Unit){
         val uniMp = _uniMpFlow.value[uniVersion.unimp_id]//uniMpPair[uniVersion.unimp_id]
         if(uniMp?.isRuning == true){
-            Log.i(TAG, "startUniMp: 运行中...")
             uniMp.showUniMP()
         }else{
-            Log.i(TAG, "startUniMp: 重新加载...")
             val configuration = getUniMPOpenConfiguration()
             if(uniVersion.unimp_type == "wx"){
                 configuration.splashClass = UniMPWxSplashView::class.java
@@ -278,7 +276,6 @@ object UniAppUtils {
                     }
                 }
             }else if(uniState == UniMpUpdate.DOWNLOAD_FAIL){
-                Log.i(TAG, "下载wgt失败...")
                 onProgress(UniMpUpdate.DOWNLOAD_FAIL, -1f)
             }
         }
@@ -307,16 +304,13 @@ object UniAppUtils {
 
             oldFile.delete()
         }
-        onProgress(UniMpUpdate.DOWNLOAD_LOADING, null, 0.001f)
+        onProgress(UniMpUpdate.DOWNLOAD_LOADING, null, 0.0f)
 
         scope.launch {
             val isAvailable = isFileDownloadable(uniVersion.url)
             if(!isAvailable){
-                Log.i(TAG, "下载失败，无效地址             ------>${uniVersion.url}")
                 onProgress(UniMpUpdate.DOWNLOAD_FAIL, null, -1f)
-                CenterToast.show("下载失败...")
             }else{
-                Log.i(TAG, "下载wgt---->downloadUniMp: $path/$wgtName             ------>${uniVersion.url}")
                 UpdateUtils.download(
                     scope = scope,
                     url = uniVersion.url,
@@ -334,10 +328,8 @@ object UniAppUtils {
                     onFinish = {isSuccess, filePath ->
                         if(isSuccess){
                             PreferenceUtil.saveWgtVersion(uniMpId, uniVersion.version)
-                            Log.i(TAG, "下载完成---->updateUniMp: $filePath")
                             onProgress(UniMpUpdate.DOWNLOAD_FINISH, filePath, 1f)
                         }else{
-                            Log.i(TAG, "下载失败---->updateUniMp: $filePath")
                             onProgress(UniMpUpdate.DOWNLOAD_FAIL, filePath, -1f)
 
                             CenterToast.show("下载失败...")
@@ -419,7 +411,7 @@ object UniAppUtils {
                 }
             }
         } catch (e: Exception) {
-            Log.i(TAG, "异常：${e.message}")
+            e.printStackTrace()
         }
         return@withContext false
     }
diff --git a/app/src/main/java/com/img/rabbit/utils/UpdateUtils.kt b/app/src/main/java/com/img/rabbit/utils/UpdateUtils.kt
index b71b425..e04aba7 100644
--- a/app/src/main/java/com/img/rabbit/utils/UpdateUtils.kt
+++ b/app/src/main/java/com/img/rabbit/utils/UpdateUtils.kt
@@ -11,6 +11,9 @@ import kotlinx.coroutines.launch
 import net.lingala.zip4j.ZipFile
 import java.io.File
 
+/**
+ * 更新管理器（本质下载器包装）
+ */
 object UpdateUtils {
     private const val TAG = "UpdateUtils"
     @SuppressLint("SetTextI18n")
@@ -20,23 +23,51 @@ object UpdateUtils {
             if(destination.exists()){
                 destination.delete()
             }
-            FileDownloadUtil.download(url, destination, object : DownloadListener {
-                override fun onStart(totalSize: Long) {
-                    onProgress(0)
-                }
+            var totalProgress = 0L
+            DownUtils.getInstance()
+                .setReadTImeOut(10L)
+                .setDeleteWhenException(false)
+                .initUrl(url, null)
+                .setFilePath(filePath)
+                .setFileName(fileName)
+                .setActionCallBack(
+                    { totalProgress = it },
+                    {
+                        val percent = it.toDouble() / totalProgress.toDouble() * 100
+                        val curProgress = percent.toInt()
+                        onProgress(curProgress)
+                    },
+                    {
+                        onFinish(true, it.absolutePath)
+                    }, {
+                        onFinish(false, null)
+                    }).down()
 
-                override fun onProgress(progress: Int, current: Long) {
-                    onProgress(progress)
-                }
+            /*
+            applicationContext?.let {
+                AutoDownloadManager.startAutoDownload(it, url, destination,object: DownloadListener {
+                    override fun onStart(totalSize: Long) {
+                        onProgress(0)
+                    }
 
-                override fun onSuccess(file: File) {
-                    onFinish(true, file.absolutePath)
-                }
+                    override fun onProgress(
+                        progress: Int,
+                        current: Long,
+                        total: Long
+                    ) {
+                        onProgress(progress)
+                    }
 
-                override fun onError(e: Exception) {
-                    onFinish(false, null)
-                }
-            })
+                    override fun onSuccess(file: File) {
+                        onFinish(true, file.absolutePath)
+                    }
+
+                    override fun onError(e: Exception) {
+                        onFinish(false, null)
+                    }
+                })
+            }
+             */
         }
     }
 
diff --git a/app/src/main/java/com/img/rabbit/viewmodel/CutoutViewModel.kt b/app/src/main/java/com/img/rabbit/viewmodel/CutoutViewModel.kt
index 1911d72..5534e66 100644
--- a/app/src/main/java/com/img/rabbit/viewmodel/CutoutViewModel.kt
+++ b/app/src/main/java/com/img/rabbit/viewmodel/CutoutViewModel.kt
@@ -9,8 +9,7 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.lifecycle.viewModelScope
 import com.img.rabbit.bean.local.ErrorBean
 import com.img.rabbit.provider.api.ApiManager
-import com.img.rabbit.utils.DownloadListener
-import com.img.rabbit.utils.FileDownloadUtil
+import com.img.rabbit.utils.DownUtils
 import com.img.rabbit.utils.FileUtils
 import com.img.rabbit.utils.ImageUtils
 import com.img.rabbit.utils.PhotoCutter
@@ -104,25 +103,34 @@ class CutoutViewModel : BaseViewModel() {
                 targetFile.delete()
             }
             viewModelScope.launch(Dispatchers.IO) {
-                FileDownloadUtil.download(url, targetFile, object : DownloadListener {
-                    override fun onStart(totalSize: Long) {
-                    }
+                DownUtils.getInstance()
+                    .initUrl(url, null)
+                    .setFilePath(targetPath)
+                    .setFileName(targetFileName)
+                    .setDownCallBack(object : DownUtils.DownCallBack {
+                        override fun success(file: File) {
+                            // 3. 下载成功后，将文件解析为 Bitmap 并回调给 UI
+                            val bitmap = android.graphics.BitmapFactory.decodeFile(file.absolutePath)
+                            onResult(true, bitmap)
+                        }
 
-                    override fun onProgress(progress: Int, current: Long) {
-                        // 如果需要进度可以在这里处理
-                    }
+                        override fun fail(str: String) {
+                            onResult(false, null)
+                        }
 
-                    override fun onSuccess(file: File) {
-                        // 3. 下载成功后，将文件解析为 Bitmap 并回调给 UI
-                        val bitmap = android.graphics.BitmapFactory.decodeFile(file.absolutePath)
-                        onResult(true, bitmap)
-                    }
+                        override fun progress(position: Long) {
+                            // 如果需要进度可以在这里处理
+                        }
 
-                    override fun onError(e: Exception) {
-                        onResult(false, null)
-                    }
-                })
+                        override fun total(total: Long) {
+                            // 获取总大小
+                        }
 
+                        override fun cancel() {
+                            onResult(false, null)
+                        }
+                    })
+                    .down()
             }
         }catch (e: Exception){
                 e.printStackTrace()
diff --git a/app/src/main/java/com/img/rabbit/viewmodel/GeneralViewModel.kt b/app/src/main/java/com/img/rabbit/viewmodel/GeneralViewModel.kt
index c1d0ec0..975dc08 100644
--- a/app/src/main/java/com/img/rabbit/viewmodel/GeneralViewModel.kt
+++ b/app/src/main/java/com/img/rabbit/viewmodel/GeneralViewModel.kt
@@ -16,8 +16,6 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import androidx.navigation.NavHostController
-import androidx.navigation.compose.rememberNavController
-import com.img.rabbit.bean.response.UniVersionEntity
 import com.img.rabbit.config.Constants
 import com.img.rabbit.provider.api.ApiManager
 import com.img.rabbit.provider.storage.PreferenceUtil
@@ -27,8 +25,6 @@ import com.tencent.mm.opensdk.constants.ConstantsAPI
 import com.tencent.mm.opensdk.openapi.IWXAPI
 import com.tencent.mm.opensdk.openapi.WXAPIFactory
 import kotlinx.coroutines.DelicateCoroutinesApi
-import kotlinx.coroutines.flow.MutableSharedFlow
-import kotlinx.coroutines.flow.asSharedFlow
 
 @SuppressLint("ObsoleteSdkInt")
 class GeneralViewModel: BaseViewModel(){