up

app/src/main/java/io/legado/app/ui/bookinfo/BookInfoEditActivity.kt

@@ -11,16 +11,18 @@ import io.legado.app.utils.getViewModel
 import io.legado.app.utils.toast
 import kotlinx.android.synthetic.main.activity_book_info_edit.*
 
-class BookInfoEditActivity : VMBaseActivity<BookInfoViewModel>(R.layout.activity_book_info_edit) {
-    override val viewModel: BookInfoViewModel
-        get() = getViewModel(BookInfoViewModel::class.java)
+class BookInfoEditActivity : VMBaseActivity<BookInfoEditViewModel>(R.layout.activity_book_info_edit) {
+    override val viewModel: BookInfoEditViewModel
+        get() = getViewModel(BookInfoEditViewModel::class.java)
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         viewModel.bookData.observe(this, Observer { upView(it) })
+        if (viewModel.bookData.value == null) {
             intent.getStringExtra("bookUrl")?.let {
                 viewModel.loadBook(it)
             }
         }
+    }
 
     override fun onCompatCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.book_info_edit, menu)

app/src/main/java/io/legado/app/ui/bookinfo/BookInfoEditViewModel.kt

@@ -6,7 +6,7 @@ import io.legado.app.App
 import io.legado.app.base.BaseViewModel
 import io.legado.app.data.entities.Book
 
-class BookInfoViewModel(application: Application) : BaseViewModel(application) {
+class BookInfoEditViewModel(application: Application) : BaseViewModel(application) {
 
     val bookData = MutableLiveData<Book>()