优化

app/src/main/java/io/legado/app/ui/association/ImportBookSourceActivity.kt

@@ -47,7 +47,11 @@ class ImportBookSourceActivity : VMBaseActivity<ImportBookSourceViewModel>(
         })
         viewModel.successLiveData.observe(this, Observer {
             rotate_loading.hide()
+            if (it > 0) {
                 successDialog()
+            } else {
+                errorDialog(getString(R.string.wrong_format))
+            }
         })
         initData()
     }

app/src/main/java/io/legado/app/ui/association/ImportBookSourceViewModel.kt

@@ -18,7 +18,7 @@ import java.io.File
 class ImportBookSourceViewModel(app: Application) : BaseViewModel(app) {
 
     val errorLiveData = MutableLiveData<String>()
-    val successLiveData = MutableLiveData<Boolean>()
+    val successLiveData = MutableLiveData<Int>()
 
     val allSources = arrayListOf<BookSource>()
     val sourceCheckState = arrayListOf<Boolean>()
@@ -110,7 +110,7 @@ class ImportBookSourceViewModel(app: Application) : BaseViewModel(app) {
                 sourceCheckState.add(has)
                 selectStatus.add(!has)
             }
-            successLiveData.postValue(true)
+            successLiveData.postValue(allSources.size)
         }
     }
 

app/src/main/java/io/legado/app/ui/association/ImportRssSourceActivity.kt

@@ -47,7 +47,11 @@ class ImportRssSourceActivity : VMBaseActivity<ImportRssSourceViewModel>(
         })
         viewModel.successLiveData.observe(this, Observer {
             rotate_loading.hide()
+            if (it > 0) {
                 successDialog()
+            } else {
+                errorDialog(getString(R.string.wrong_format))
+            }
         })
         initData()
     }

app/src/main/java/io/legado/app/ui/association/ImportRssSourceViewModel.kt

@@ -17,7 +17,7 @@ import java.io.File
 class ImportRssSourceViewModel(app: Application) : BaseViewModel(app) {
 
     val errorLiveData = MutableLiveData<String>()
-    val successLiveData = MutableLiveData<Boolean>()
+    val successLiveData = MutableLiveData<Int>()
 
     val allSources = arrayListOf<RssSource>()
     val sourceCheckState = arrayListOf<Boolean>()
@@ -105,7 +105,7 @@ class ImportRssSourceViewModel(app: Application) : BaseViewModel(app) {
                 sourceCheckState.add(has)
                 selectStatus.add(!has)
             }
-            successLiveData.postValue(true)
+            successLiveData.postValue(allSources.size)
         }
     }