diff --git a/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt b/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt
index 11705c537..bed99c025 100644
--- a/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt
@@ -11,53 +11,49 @@ import io.legado.app.utils.isJsonObject
 import java.io.File
 
 class FileAssociationViewModel(application: Application) : BaseViewModel(application) {
-    fun dispatchIndent(uri:Uri):Intent?{
-            val url:String
-            //如果是普通的url，需要根据返回的内容判断是什么
-            if(uri.scheme == "file" || uri.scheme == "content"){
-                val file = File(uri.path.toString())
-                var scheme = ""
-                if (file.exists()) {
-                    val content = file.readText()
-                    if (content.isJsonObject() || content.isJsonArray()){
-                        //暂时根据文件内容判断属于什么
-                        when {
-                            content.contains("bookSourceUrl") -> {
-                                scheme = "booksource"
-                            }
-                            content.contains("sourceUrl") -> {
-                                scheme = "rsssource"
-                            }
-                            content.contains("pattern") -> {
-                                scheme = "replace"
-                            }
+    fun dispatchIndent(uri: Uri): Intent? {
+        val url: String
+        //如果是普通的url，需要根据返回的内容判断是什么
+        if (uri.scheme == "file" || uri.scheme == "content") {
+            val file = File(uri.path.toString())
+            var scheme = ""
+            if (file.exists()) {
+                val content = file.readText()
+                if (content.isJsonObject() || content.isJsonArray()) {
+                    //暂时根据文件内容判断属于什么
+                    when {
+                        content.contains("bookSourceUrl") -> {
+                            scheme = "booksource"
                         }
-                    }
-                    if (TextUtils.isEmpty(scheme)){
-                        execute{
-                            LocalBook.importFile(uri.path.toString())
-                            toast("添加本地文件成功${uri.path}")
+                        content.contains("sourceUrl") -> {
+                            scheme = "rsssource"
+                        }
+                        content.contains("pattern") -> {
+                            scheme = "replace"
                         }
-
-                        return null
                     }
                 }
-                else{
-                    toast("文件不存在")
+                if (TextUtils.isEmpty(scheme)) {
+                    execute {
+                        LocalBook.importFile(uri.path.toString())
+                        toast("添加本地文件成功${uri.path}")
+                    }
                     return null
                 }
-
-                url = "yuedu://${scheme}/importonline?src=${uri.path}"
-            }
-            else if (uri.scheme == "yuedu"){
-                url = uri.toString()
+            } else {
+                toast("文件不存在")
+                return null
             }
-            else{
-                url = "yuedu://booksource/importonline?src=${uri.path}"
-            }
-            val data = Uri.parse(url)
-            val newIndent = Intent(Intent.ACTION_VIEW)
+
+            url = "yuedu://${scheme}/importonline?src=${uri.path}"
+        } else if (uri.scheme == "yuedu") {
+            url = uri.toString()
+        } else {
+            url = "yuedu://booksource/importonline?src=${uri.path}"
+        }
+        val data = Uri.parse(url)
+        val newIndent = Intent(Intent.ACTION_VIEW)
         newIndent.data = data
-            return  newIndent
+        return newIndent
     }
 }
\ No newline at end of file