fix: 书籍信息界面

app/src/main/java/io/legado/app/ui/book/info/BookInfoActivity.kt

@@ -56,8 +56,7 @@ class BookInfoActivity :
         title_bar.background.alpha = 0
         tv_intro.movementMethod = ScrollingMovementMethod.getInstance()
         viewModel.bookData.observe(this, Observer { showBook(it) })
-        viewModel.isLoadingData.observe(this, Observer { upLoading(it) })
-        viewModel.chapterListData.observe(this, Observer { showChapter(it) })
+        viewModel.chapterListData.observe(this, Observer { upLoading(false, it) })
         viewModel.groupData.observe(this, Observer {
             if (it == null) {
                 tv_group.text = getString(R.string.group_s, getString(R.string.no_group))
@@ -115,8 +114,9 @@ class BookInfoActivity :
         tv_author.text = getString(R.string.author_show, book.author)
         tv_origin.text = getString(R.string.origin_show, book.originName)
         tv_lasted.text = getString(R.string.lasted_show, book.latestChapterTitle)
-        tv_toc.text = getString(R.string.toc_s, book.latestChapterTitle)
+        tv_toc.text = getString(R.string.toc_s, getString(R.string.loading))
         tv_intro.text = book.getDisplayIntro()
+        upTvBookshelf()
         val kinds = book.getKindList()
         if (kinds.isEmpty()) {
             ll_kind.gone()
@@ -164,28 +164,33 @@ class BookInfoActivity :
             .apply(bitmapTransform(BlurTransformation(this, 25)))
     }
 
-    private fun showChapter(chapterList: List<BookChapter>) {
+    private fun upLoading(isLoading: Boolean, chapterList: List<BookChapter>? = null) {
+        when {
+            isLoading -> {
+                tv_toc.text = getString(R.string.toc_s, getString(R.string.loading))
+            }
+            chapterList.isNullOrEmpty() -> {
+                tv_toc.text = getString(R.string.toc_s, getString(R.string.error_load_toc))
+            }
+            else -> {
                 viewModel.bookData.value?.let {
                     if (it.durChapterIndex < chapterList.size) {
-                tv_toc.text = getString(R.string.toc_s, chapterList[it.durChapterIndex].title)
+                        tv_toc.text =
+                            getString(R.string.toc_s, chapterList[it.durChapterIndex].title)
                     } else {
                         tv_toc.text = getString(R.string.toc_s, chapterList.last().title)
                     }
                 }
-        upLoading(false)
+            }
+        }
     }
 
-    private fun upLoading(isLoading: Boolean) {
-        if (isLoading) {
-            tv_loading.visible()
-        } else {
+    private fun upTvBookshelf() {
         if (viewModel.inBookshelf) {
             tv_shelf.text = getString(R.string.remove_from_bookshelf)
         } else {
             tv_shelf.text = getString(R.string.add_to_shelf)
         }
-            tv_loading.gone()
-        }
     }
 
     private fun initOnClick() {
@@ -202,18 +207,13 @@ class BookInfoActivity :
         tv_shelf.onClick {
             if (viewModel.inBookshelf) {
                 viewModel.delBook {
-                    tv_shelf.text = getString(R.string.add_to_shelf)
+                    upTvBookshelf()
                 }
             } else {
                 viewModel.addToBookshelf {
-                    tv_shelf.text = getString(R.string.remove_from_bookshelf)
-                }
+                    upTvBookshelf()
                 }
             }
-        tv_loading.onClick {
-            viewModel.bookData.value?.let {
-                viewModel.loadBookInfo(it)
-            }
         }
         tv_origin.onClick {
             viewModel.bookData.value?.let {

app/src/main/java/io/legado/app/ui/book/info/BookInfoViewModel.kt

@@ -17,7 +17,6 @@ import kotlinx.coroutines.Dispatchers.IO
 class BookInfoViewModel(application: Application) : BaseViewModel(application) {
     val bookData = MutableLiveData<Book>()
     val chapterListData = MutableLiveData<List<BookChapter>>()
-    val isLoadingData = MutableLiveData<Boolean>()
     var durChapterIndex = 0
     var inBookshelf = false
     var groupData = MutableLiveData<BookGroup>()
@@ -45,7 +44,6 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
             val chapterList = App.db.bookChapterDao().getChapterList(book.bookUrl)
             if (chapterList.isNotEmpty()) {
                 chapterListData.postValue(chapterList)
-                isLoadingData.postValue(false)
             } else {
                 loadChapter(book)
             }
@@ -60,7 +58,6 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
             if (book.isLocalBook()) {
                 loadChapter(book, changeDruChapterIndex)
             } else {
-                isLoadingData.postValue(true)
                 App.db.bookSourceDao().getBookSource(book.origin)?.let { bookSource ->
                     WebBook(bookSource).getBookInfo(book, this)
                         .onSuccess(IO) {
@@ -72,11 +69,10 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
                                 loadChapter(it, changeDruChapterIndex)
                             }
                         }.onError {
-                            isLoadingData.postValue(false)
                             toast(R.string.error_get_book_info)
                         }
                 } ?: let {
-                    isLoadingData.postValue(false)
+                    chapterListData.postValue(null)
                     toast(R.string.error_no_source)
                 }
             }
@@ -88,17 +84,11 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
         changeDruChapterIndex: ((chapters: List<BookChapter>) -> Unit)? = null
     ) {
         execute {
-            isLoadingData.postValue(true)
             if (book.isLocalBook()) {
                 AnalyzeTxtFile.analyze(context, book).let {
                     App.db.bookDao().update(book)
                     App.db.bookChapterDao().insert(*it.toTypedArray())
-                    if (changeDruChapterIndex == null) {
                     chapterListData.postValue(it)
-                        isLoadingData.postValue(false)
-                    } else {
-                        changeDruChapterIndex(it)
-                    }
                 }
             } else {
                 App.db.bookSourceDao().getBookSource(book.origin)?.let { bookSource ->
@@ -112,21 +102,19 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
                                     }
                                     if (changeDruChapterIndex == null) {
                                         chapterListData.postValue(it)
-                                        isLoadingData.postValue(false)
                                     } else {
                                         changeDruChapterIndex(it)
                                     }
                                 } else {
-                                    isLoadingData.postValue(false)
                                     toast(R.string.chapter_list_empty)
                                 }
                             }
                         }.onError {
-                            isLoadingData.postValue(false)
+                            chapterListData.postValue(null)
                             toast(R.string.error_get_chapter_list)
                         }
                 } ?: let {
-                    isLoadingData.postValue(false)
+                    chapterListData.postValue(null)
                     toast(R.string.error_no_source)
                 }
             }

app/src/main/res/layout/activity_book_info.xml

@@ -229,17 +229,14 @@
 
     </LinearLayout>
 
-    <FrameLayout
+    <LinearLayout
         android:id="@+id/fl_action"
         android:layout_width="match_parent"
         android:layout_height="50dp"
+        android:background="@color/background_menu"
+        android:orientation="horizontal"
         app:layout_constraintBottom_toBottomOf="parent">
 
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:orientation="horizontal">
-
         <TextView
             android:id="@+id/tv_shelf"
             android:layout_width="0dp"
@@ -268,24 +265,4 @@
 
     </LinearLayout>
 
-        <TextView
-            android:id="@+id/tv_loading"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:background="@color/tv_text_button_nor"
-            android:clickable="true"
-            android:focusable="true"
-            android:gravity="center"
-            android:text="@string/data_loading"
-            android:textColor="#767676"
-            android:textSize="16sp" />
-
-        <View
-            android:layout_width="match_parent"
-            android:layout_height="1px"
-            android:background="@color/bg_divider_line" />
-
-    </FrameLayout>
-
-
 </androidx.constraintlayout.widget.ConstraintLayout>