feat: 兼容asset目录

uni_modules/uni-installApk/changelog.md

+## 1.0.4（2023-12-08）
+兼容asset目录文件的处理
 ## 1.0.3（2023-10-27）
 遵循UniError规范
 ## 1.0.2（2023-10-27）

uni_modules/uni-installApk/package.json

 {
 	"id": "uni-installApk",
 	"displayName": "uni-installApk",
-	"version": "1.0.3",
+	"version": "1.0.4",
 	"description": "uni-installApk",
 	"keywords": [
         "uni-installApk"

uni_modules/uni-installApk/utssdk/app-android/index.uts

@@ -6,12 +6,20 @@ import File from 'java.io.File';
 import FileProvider from 'androidx.core.content.FileProvider';
 import Context from 'android.content.Context';
 import Uri from 'android.net.Uri';
+import FileOutputStream from 'java.io.FileOutputStream';
 
 export function installApk(options : InstallApkOptions) : void {
   const context = UTSAndroid.getAppContext() as Context
-	const filePath = UTSAndroid.convert2AbsFullPath(options.filePath)
-	const apkFile = new File(filePath)
-	if (!apkFile.exists() && !apkFile.isFile()) {
+  var filePath = UTSAndroid.convert2AbsFullPath(options.filePath)
+  var apkFile : File | null = null;
+  if (filePath.startsWith("/android_asset/")) {
+    filePath = filePath.replace("/android_asset/", "")
+    apkFile = copyAssetFileToPrivateDir(context, filePath)
+  } else {
+    apkFile = new File(filePath)
+  }
+
+  if (apkFile != null && !apkFile.exists() && !apkFile.isFile()) {
     let error = new InstallApkFailImpl(1300002);
     options.fail?.(error)
     options.complete?.(error)
@@ -23,11 +31,11 @@ export function installApk(options : InstallApkOptions) : void {
 
   if (Build.VERSION.SDK_INT >= 24) {
     const authority = context.getPackageName() + ".dc.fileprovider"
-		const apkUri = FileProvider.getUriForFile(context, authority, apkFile)
+    const apkUri = FileProvider.getUriForFile(context, authority, apkFile!!)
     intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
     intent.setDataAndType(apkUri, "application/vnd.android.package-archive");
   } else {
-		intent.setDataAndType(Uri.fromFile(apkFile), "application/vnd.android.package-archive");
+    intent.setDataAndType(Uri.fromFile(apkFile!!), "application/vnd.android.package-archive");
   }
 
   context.startActivity(intent)
@@ -37,3 +45,39 @@ export function installApk(options : InstallApkOptions) : void {
   options.success?.(success)
   options.complete?.(success)
 }
+
+
+function copyAssetFileToPrivateDir(context : Context, fileName : string) : File | null {
+  try {
+    const destPath = context.getCacheDir().getPath() + "/apks/" + fileName
+    const outFile = new File(destPath)
+    const parentFile = outFile.getParentFile()
+    if (parentFile != null) {
+      if (!parentFile.exists()) {
+        parentFile.mkdirs()
+      }
+    }
+    if (!outFile.exists()) {
+      outFile.createNewFile()
+    }
+    const inputStream = context.getAssets().open(fileName)
+    const outputStream = new FileOutputStream(outFile)
+    let buffer = new ByteArray(1024);
+    do {
+      let len = inputStream.read(buffer);
+      if (len == -1) {
+        break;
+      }
+      outputStream.write(buffer, 0, len)
+    } while (true)
+
+    inputStream.close()
+    outputStream.close()
+
+    return outFile
+  } catch (e : Exception) {
+    e.printStackTrace()
+  }
+
+  return null
+}