up

app/src/main/AndroidManifest.xml

@@ -59,7 +59,6 @@
         <activity android:name=".ui.replacerule.ReplaceRuleActivity" />
         <activity android:name="io.legado.app.ui.book.search.SearchActivity" />
         <activity android:name=".ui.about.AboutActivity" />
-        <activity android:name=".ui.bookshelf.BookshelfActivity" />
         <activity android:name=".ui.qrcode.QrCodeActivity" />
         <activity android:name=".ui.about.DonateActivity" />
         <activity android:name=".ui.book.info.BookInfoActivity" />

app/src/main/java/io/legado/app/ui/bookshelf/BookshelfActivity.kt

@@ -1,76 +0,0 @@
-package io.legado.app.ui.bookshelf
-
-import android.os.Bundle
-import android.widget.LinearLayout
-import androidx.lifecycle.LiveData
-import androidx.lifecycle.Observer
-import androidx.paging.LivePagedListBuilder
-import androidx.paging.PagedList
-import androidx.recyclerview.widget.DividerItemDecoration
-import androidx.recyclerview.widget.LinearLayoutManager
-import io.legado.app.App
-import io.legado.app.R
-import io.legado.app.base.VMBaseActivity
-import io.legado.app.data.entities.Book
-import io.legado.app.lib.theme.ATH
-import io.legado.app.utils.getViewModel
-import kotlinx.android.synthetic.main.activity_bookshelf.*
-
-class BookshelfActivity : VMBaseActivity<BookshelfViewModel>(R.layout.activity_bookshelf) {
-    override val viewModel: BookshelfViewModel
-        get() = getViewModel(BookshelfViewModel::class.java)
-
-    private lateinit var bookshelfAdapter: BookshelfAdapter
-    private var bookshelfLiveData: LiveData<PagedList<Book>>? = null
-
-    override fun onActivityCreated(savedInstanceState: Bundle?) {
-        if (viewModel.bookGroup == null) {
-            viewModel.bookGroup = intent.getParcelableExtra("data")
-        }
-        viewModel.bookGroup?.let {
-            title_bar.title = it.groupName
-        }
-        initRecyclerView()
-        upRecyclerData()
-    }
-
-    private fun initRecyclerView() {
-        ATH.applyEdgeEffectColor(rv_bookshelf)
-        rv_bookshelf.layoutManager = LinearLayoutManager(this)
-        rv_bookshelf.addItemDecoration(DividerItemDecoration(this, LinearLayout.VERTICAL))
-        bookshelfAdapter = BookshelfAdapter()
-        rv_bookshelf.adapter = bookshelfAdapter
-    }
-
-    private fun upRecyclerData() {
-        viewModel.bookGroup?.let {
-            bookshelfLiveData?.removeObservers(this)
-            when (it.groupId) {
-                -1 -> {
-
-                    bookshelfLiveData =
-                        LivePagedListBuilder(App.db.bookDao().observeAll(), 10).build()
-                }
-                -2 -> {
-                    bookshelfLiveData =
-                        LivePagedListBuilder(App.db.bookDao().observeLocal(), 10).build()
-                }
-                -3 -> {
-                    bookshelfLiveData =
-                        LivePagedListBuilder(App.db.bookDao().observeAudio(), 10).build()
-                }
-                else -> {
-                    bookshelfLiveData =
-                        LivePagedListBuilder(
-                            App.db.bookDao().observeByGroup(it.groupId),
-                            10
-                        ).build()
-                }
-            }
-            bookshelfLiveData?.observe(
-                this,
-                Observer { pageList -> bookshelfAdapter.submitList(pageList) })
-        }
-    }
-
-}

app/src/main/java/io/legado/app/ui/bookshelf/BookshelfViewModel.kt

@@ -1,11 +0,0 @@
-package io.legado.app.ui.bookshelf
-
-import android.app.Application
-import io.legado.app.base.BaseViewModel
-import io.legado.app.data.entities.BookGroup
-
-class BookshelfViewModel(application: Application) : BaseViewModel(application) {
-
-    var bookGroup: BookGroup? = null
-
-}

app/src/main/java/io/legado/app/ui/main/MainViewModel.kt

@@ -1,16 +1,56 @@
 package io.legado.app.ui.main
 
 import android.app.Application
+import io.legado.app.App
 import io.legado.app.base.BaseViewModel
+import io.legado.app.constant.BookType
+import io.legado.app.constant.Bus
 import io.legado.app.help.storage.Restore
+import io.legado.app.model.WebBook
+import io.legado.app.utils.postEvent
 import kotlinx.coroutines.Dispatchers.IO
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 
 class MainViewModel(application: Application) : BaseViewModel(application) {
+    val updateList = arrayListOf<String>()
 
     fun restore() {
         launch(IO) {
             Restore.importYueDuData(getApplication())
         }
     }
+
+    fun upChapterList() {
+        execute {
+            App.db.bookDao().getRecentRead().forEach { book ->
+                if (book.origin != BookType.local) {
+                    App.db.bookSourceDao().getBookSource(book.origin)?.let { bookSource ->
+                        synchronized(this) {
+                            updateList.add(book.bookUrl)
+                            postEvent(Bus.UP_BOOK, book.bookUrl)
+                        }
+                        WebBook(bookSource).getChapterList(book)
+                            .onSuccess(IO) {
+                                it?.let {
+                                    App.db.bookDao().update(book)
+                                    App.db.bookChapterDao().delByBook(book.bookUrl)
+                                    App.db.bookChapterDao().insert(*it.toTypedArray())
+                                }
+                            }
+                            .onError {
+                                it.printStackTrace()
+                            }
+                            .onFinally {
+                                synchronized(this) {
+                                    updateList.remove(book.bookUrl)
+                                    postEvent(Bus.UP_BOOK, book.bookUrl)
+                                }
+                            }
+                    }
+                }
+                delay(50)
+            }
+        }
+    }
 }

app/src/main/java/io/legado/app/ui/main/bookshelf/BooksAdapter.kt

@@ -1,4 +1,4 @@
-package io.legado.app.ui.bookshelf
+package io.legado.app.ui.main.bookshelf
 
 import android.view.LayoutInflater
 import android.view.View
@@ -7,12 +7,18 @@ import androidx.paging.PagedListAdapter
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.RecyclerView
 import io.legado.app.R
+import io.legado.app.constant.BookType
 import io.legado.app.data.entities.Book
 import io.legado.app.help.ImageLoader
-import io.legado.app.lib.theme.ATH
+import io.legado.app.lib.theme.ThemeStore
+import io.legado.app.utils.getCompatColor
+import io.legado.app.utils.invisible
 import kotlinx.android.synthetic.main.item_bookshelf_list.view.*
+import org.jetbrains.anko.sdk27.listeners.onClick
+import org.jetbrains.anko.sdk27.listeners.onLongClick
 
-class BookshelfAdapter : PagedListAdapter<Book, BookshelfAdapter.MyViewHolder>(DIFF_CALLBACK) {
+class BooksAdapter(private val callBack: CallBack) :
+    PagedListAdapter<Book, BooksAdapter.MyViewHolder>(DIFF_CALLBACK) {
 
     companion object {
         @JvmField
@@ -21,23 +27,28 @@ class BookshelfAdapter : PagedListAdapter<Book, BookshelfAdapter.MyViewHolder>(D
                 oldItem.bookUrl == newItem.bookUrl
 
             override fun areContentsTheSame(oldItem: Book, newItem: Book): Boolean =
-                oldItem.bookUrl == newItem.bookUrl
+                oldItem.durChapterTitle == newItem.durChapterTitle
-                        && oldItem.durChapterTitle == newItem.durChapterTitle
                         && oldItem.latestChapterTitle == newItem.latestChapterTitle
                         && oldItem.durChapterTime == newItem.durChapterTime
                         && oldItem.lastCheckTime == newItem.lastCheckTime
         }
     }
 
-    var callBack: CallBack? = null
+    fun notification(bookUrl: String) {
+        for (i in 0..itemCount) {
+            getItem(i)?.let {
+                if (it.bookUrl == bookUrl) {
+                    notifyItemChanged(i)
+                    return
+                }
+            }
+        }
+    }
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
         return MyViewHolder(
-            LayoutInflater.from(parent.context).inflate(
+            LayoutInflater.from(parent.context)
-                R.layout.item_bookshelf_list,
+                .inflate(R.layout.item_bookshelf_list, parent, false)
-                parent,
-                false
-            )
         )
     }
 
@@ -50,27 +61,41 @@ class BookshelfAdapter : PagedListAdapter<Book, BookshelfAdapter.MyViewHolder>(D
     class MyViewHolder(view: View) : RecyclerView.ViewHolder(view) {
 
         init {
-            ATH.applyBackgroundTint(itemView)
+            itemView.setBackgroundColor(ThemeStore.backgroundColor(itemView.context))
         }
 
-        fun bind(book: Book, callBack: CallBack?) = with(itemView) {
+        fun bind(book: Book, callBack: CallBack) = with(itemView) {
+            this.setBackgroundColor(context.getCompatColor(R.color.background))
             tv_name.text = book.name
             tv_author.text = book.author
             tv_read.text = book.durChapterTitle
             tv_last.text = book.latestChapterTitle
             book.getDisplayCover()?.let {
-                ImageLoader.load(context, it)//Glide自动识别http://和file:///
+                ImageLoader.load(context, it)//Glide自动识别http://和file://
                     .placeholder(R.drawable.img_cover_default)
                     .error(R.drawable.img_cover_default)
                     .centerCrop()
                     .setAsDrawable(iv_cover)
             }
-            itemView.setOnClickListener { callBack?.open(book) }
+            itemView.onClick { callBack.open(book) }
+            itemView.onLongClick {
+                callBack.openBookInfo(book)
+                true
+            }
+            if (book.origin != BookType.local && callBack.isUpdate(book.bookUrl)) {
+                bv_unread.invisible()
+                rl_loading.show()
+            } else {
+                rl_loading.hide()
+                bv_unread.setBadgeCount(book.getUnreadChapterNum())
+                bv_unread.setHighlight(book.lastCheckCount > 0)
+            }
         }
     }
 
     interface CallBack {
         fun open(book: Book)
-        fun search()
+        fun openBookInfo(book: Book)
+        fun isUpdate(bookUrl: String): Boolean
     }
 }

app/src/main/java/io/legado/app/ui/main/bookshelf/BooksFragment.kt

@@ -0,0 +1,102 @@
+package io.legado.app.ui.main.bookshelf
+
+import android.os.Bundle
+import android.view.View
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.Observer
+import androidx.paging.LivePagedListBuilder
+import androidx.paging.PagedList
+import androidx.recyclerview.widget.DividerItemDecoration
+import androidx.recyclerview.widget.LinearLayoutManager
+import io.legado.app.App
+import io.legado.app.R
+import io.legado.app.base.VMBaseFragment
+import io.legado.app.data.entities.Book
+import io.legado.app.lib.theme.ATH
+import io.legado.app.lib.theme.accentColor
+import io.legado.app.ui.book.info.BookInfoActivity
+import io.legado.app.ui.book.read.ReadBookActivity
+import io.legado.app.ui.main.MainViewModel
+import io.legado.app.utils.getViewModel
+import io.legado.app.utils.getViewModelOfActivity
+import kotlinx.android.synthetic.main.fragment_books.*
+import org.jetbrains.anko.startActivity
+
+
+class BooksFragment : VMBaseFragment<BooksViewModel>(R.layout.fragment_books),
+    BooksAdapter.CallBack {
+    override val viewModel: BooksViewModel
+        get() = getViewModel(BooksViewModel::class.java)
+
+    private lateinit var activityViewModel: MainViewModel
+    private lateinit var booksAdapter: BooksAdapter
+    private var bookshelfLiveData: LiveData<PagedList<Book>>? = null
+    private val groupId = -1
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        activityViewModel = getViewModelOfActivity(MainViewModel::class.java)
+        initRecyclerView()
+        upRecyclerData()
+    }
+
+    private fun initRecyclerView() {
+        ATH.applyEdgeEffectColor(rv_bookshelf)
+        refresh_layout.setColorSchemeColors(accentColor)
+        refresh_layout.setOnRefreshListener {
+            refresh_layout.isRefreshing = false
+            activityViewModel.upChapterList()
+        }
+        rv_bookshelf.layoutManager = LinearLayoutManager(context)
+        rv_bookshelf.addItemDecoration(
+            DividerItemDecoration(
+                rv_bookshelf.context,
+                LinearLayoutManager.VERTICAL
+            )
+        )
+        booksAdapter = BooksAdapter(this)
+        rv_bookshelf.adapter = booksAdapter
+
+    }
+
+    private fun upRecyclerData() {
+        bookshelfLiveData?.removeObservers(this)
+        when (groupId) {
+            -1 -> {
+
+                bookshelfLiveData =
+                    LivePagedListBuilder(App.db.bookDao().observeAll(), 10).build()
+            }
+            -2 -> {
+                bookshelfLiveData =
+                    LivePagedListBuilder(App.db.bookDao().observeLocal(), 10).build()
+            }
+            -3 -> {
+                bookshelfLiveData =
+                    LivePagedListBuilder(App.db.bookDao().observeAudio(), 10).build()
+            }
+            else -> {
+                bookshelfLiveData =
+                    LivePagedListBuilder(
+                        App.db.bookDao().observeByGroup(groupId),
+                        10
+                    ).build()
+            }
+        }
+        bookshelfLiveData?.observe(
+            this,
+            Observer { pageList -> booksAdapter.submitList(pageList) })
+    }
+
+    override fun open(book: Book) {
+        context?.startActivity<ReadBookActivity>(Pair("bookUrl", book.bookUrl))
+    }
+
+    override fun openBookInfo(book: Book) {
+        context?.startActivity<BookInfoActivity>(Pair("bookUrl", book.bookUrl))
+    }
+
+    override fun isUpdate(bookUrl: String): Boolean {
+        return bookUrl in activityViewModel.updateList
+    }
+
+}

app/src/main/java/io/legado/app/ui/main/bookshelf/BooksViewModel.kt

@@ -0,0 +1,9 @@
+package io.legado.app.ui.main.bookshelf
+
+import android.app.Application
+import io.legado.app.base.BaseViewModel
+
+
+class BooksViewModel(application: Application) : BaseViewModel(application) {
+
+}

app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfAdapter.kt

@@ -1,101 +1,17 @@
 package io.legado.app.ui.main.bookshelf
 
-import android.view.LayoutInflater
+import androidx.fragment.app.Fragment
-import android.view.View
+import androidx.viewpager2.adapter.FragmentStateAdapter
-import android.view.ViewGroup
-import androidx.paging.PagedListAdapter
-import androidx.recyclerview.widget.DiffUtil
-import androidx.recyclerview.widget.RecyclerView
-import io.legado.app.R
-import io.legado.app.constant.BookType
-import io.legado.app.data.entities.Book
-import io.legado.app.help.ImageLoader
-import io.legado.app.lib.theme.ThemeStore
-import io.legado.app.utils.getCompatColor
-import io.legado.app.utils.invisible
-import kotlinx.android.synthetic.main.item_bookshelf_list.view.*
-import org.jetbrains.anko.sdk27.listeners.onClick
-import org.jetbrains.anko.sdk27.listeners.onLongClick
 
-class BookshelfAdapter(private val callBack: CallBack) :
-    PagedListAdapter<Book, BookshelfAdapter.MyViewHolder>(DIFF_CALLBACK) {
 
-    companion object {
+class BookshelfAdapter(fragment: Fragment) : FragmentStateAdapter(fragment) {
-        @JvmField
-        val DIFF_CALLBACK = object : DiffUtil.ItemCallback<Book>() {
-            override fun areItemsTheSame(oldItem: Book, newItem: Book): Boolean =
-                oldItem.bookUrl == newItem.bookUrl
 
-            override fun areContentsTheSame(oldItem: Book, newItem: Book): Boolean =
+    override fun getItemCount(): Int {
-                oldItem.durChapterTitle == newItem.durChapterTitle
+        return 3
-                        && oldItem.latestChapterTitle == newItem.latestChapterTitle
-                        && oldItem.durChapterTime == newItem.durChapterTime
-                        && oldItem.lastCheckTime == newItem.lastCheckTime
-        }
-    }
-
-    fun notification(bookUrl: String) {
-        for (i in 0..itemCount) {
-            getItem(i)?.let {
-                if (it.bookUrl == bookUrl) {
-                    notifyItemChanged(i)
-                    return
-                }
-            }
-        }
-    }
-
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
-        return MyViewHolder(
-            LayoutInflater.from(parent.context)
-                .inflate(R.layout.item_bookshelf_list, parent, false)
-        )
     }
 
-    override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
+    override fun createFragment(position: Int): Fragment {
-        currentList?.get(position)?.let {
+        return BooksFragment()
-            holder.bind(it, callBack)
     }
-    }
-
-    class MyViewHolder(view: View) : RecyclerView.ViewHolder(view) {
 
-        init {
-            itemView.setBackgroundColor(ThemeStore.backgroundColor(itemView.context))
-        }
-
-        fun bind(book: Book, callBack: CallBack) = with(itemView) {
-            this.setBackgroundColor(context.getCompatColor(R.color.background))
-            tv_name.text = book.name
-            tv_author.text = book.author
-            tv_read.text = book.durChapterTitle
-            tv_last.text = book.latestChapterTitle
-            book.getDisplayCover()?.let {
-                ImageLoader.load(context, it)//Glide自动识别http://和file://
-                    .placeholder(R.drawable.img_cover_default)
-                    .error(R.drawable.img_cover_default)
-                    .centerCrop()
-                    .setAsDrawable(iv_cover)
-            }
-            itemView.onClick { callBack.open(book) }
-            itemView.onLongClick {
-                callBack.openBookInfo(book)
-                true
-            }
-            if (book.origin != BookType.local && callBack.isUpdate(book.bookUrl)) {
-                bv_unread.invisible()
-                rl_loading.show()
-            } else {
-                rl_loading.hide()
-                bv_unread.setBadgeCount(book.getUnreadChapterNum())
-                bv_unread.setHighlight(book.lastCheckCount > 0)
-            }
-        }
-    }
-
-    interface CallBack {
-        fun open(book: Book)
-        fun openBookInfo(book: Book)
-        fun isUpdate(bookUrl: String): Boolean
-    }
 }

app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfFragment.kt

@@ -11,46 +11,36 @@ import androidx.lifecycle.LiveData
 import androidx.lifecycle.Observer
 import androidx.paging.LivePagedListBuilder
 import androidx.paging.PagedList
-import androidx.recyclerview.widget.DividerItemDecoration
 import androidx.recyclerview.widget.LinearLayoutManager
 import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.base.VMBaseFragment
 import io.legado.app.constant.Bus
-import io.legado.app.data.entities.Book
 import io.legado.app.data.entities.BookGroup
 import io.legado.app.lib.dialogs.*
 import io.legado.app.lib.theme.ATH
-import io.legado.app.lib.theme.accentColor
-import io.legado.app.ui.book.info.BookInfoActivity
-import io.legado.app.ui.book.read.ReadBookActivity
 import io.legado.app.ui.book.search.SearchActivity
-import io.legado.app.ui.bookshelf.BookshelfActivity
 import io.legado.app.utils.*
 import kotlinx.android.synthetic.main.dialog_edit_text.view.*
 import kotlinx.android.synthetic.main.fragment_bookshelf.*
 import kotlinx.android.synthetic.main.view_title_bar.*
 import org.jetbrains.anko.startActivity
-import org.jetbrains.anko.textColor
 
 class BookshelfFragment : VMBaseFragment<BookshelfViewModel>(R.layout.fragment_bookshelf),
     SearchView.OnQueryTextListener,
-    BookGroupAdapter.CallBack,
+    BookGroupAdapter.CallBack {
-    BookshelfAdapter.CallBack {
 
     override val viewModel: BookshelfViewModel
         get() = getViewModel(BookshelfViewModel::class.java)
 
-    private lateinit var bookshelfAdapter: BookshelfAdapter
+    private lateinit var booksAdapter: BooksAdapter
     private lateinit var bookGroupAdapter: BookGroupAdapter
     private var bookGroupLiveData: LiveData<PagedList<BookGroup>>? = null
-    private var bookshelfLiveData: LiveData<PagedList<Book>>? = null
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         setSupportToolbar(toolbar)
         initRecyclerView()
         initBookGroupData()
-        initBookshelfData()
     }
 
     override fun onCompatCreateOptionsMenu(menu: Menu) {
@@ -66,27 +56,14 @@ class BookshelfFragment : VMBaseFragment<BookshelfViewModel>(R.layout.fragment_b
     }
 
     private fun initRecyclerView() {
-        ATH.applyEdgeEffectColor(rv_bookshelf)
+        ATH.applyEdgeEffectColor(view_pager_bookshelf)
-        refresh_layout.setColorSchemeColors(accentColor)
-        refresh_layout.setOnRefreshListener {
-            refresh_layout.isRefreshing = false
-            viewModel.upChapterList()
-        }
         rv_book_group.layoutManager =
             LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false)
         bookGroupAdapter = BookGroupAdapter()
         rv_book_group.adapter = bookGroupAdapter
         bookGroupAdapter.callBack = this
-        rv_bookshelf.layoutManager = LinearLayoutManager(context)
+        view_pager_bookshelf.adapter = BookshelfAdapter(this)
-        rv_bookshelf.addItemDecoration(
+        observeEvent<String>(Bus.UP_BOOK) { booksAdapter.notification(it) }
-            DividerItemDecoration(
-                rv_bookshelf.context,
-                LinearLayoutManager.VERTICAL
-            )
-        )
-        bookshelfAdapter = BookshelfAdapter(this)
-        rv_bookshelf.adapter = bookshelfAdapter
-        observeEvent<String>(Bus.UP_BOOK) { bookshelfAdapter.notification(it) }
     }
 
     private fun initBookGroupData() {
@@ -95,31 +72,13 @@ class BookshelfFragment : VMBaseFragment<BookshelfViewModel>(R.layout.fragment_b
         bookGroupLiveData?.observe(viewLifecycleOwner, Observer { bookGroupAdapter.submitList(it) })
     }
 
-    private fun initBookshelfData() {
-        bookshelfLiveData?.removeObservers(viewLifecycleOwner)
-        bookshelfLiveData = LivePagedListBuilder(App.db.bookDao().recentRead(), 20).build()
-        bookshelfLiveData?.observe(viewLifecycleOwner, Observer { bookshelfAdapter.submitList(it) })
-    }
-
     override fun open(bookGroup: BookGroup) {
         when (bookGroup.groupId) {
             -10 -> showGroupInputDialog()
-            else -> context?.startActivity<BookshelfActivity>(Pair("data", bookGroup))
+            else -> context
         }
     }
 
-    override fun open(book: Book) {
-        context?.startActivity<ReadBookActivity>(Pair("bookUrl", book.bookUrl))
-    }
-
-    override fun openBookInfo(book: Book) {
-        context?.startActivity<BookInfoActivity>(Pair("bookUrl", book.bookUrl))
-    }
-
-    override fun isUpdate(bookUrl: String): Boolean {
-        return bookUrl in viewModel.updateList
-    }
-
     override fun onQueryTextSubmit(query: String?): Boolean {
         context?.startActivity<SearchActivity>(Pair("key", query))
         return false

app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfViewModel.kt

@@ -3,18 +3,10 @@ package io.legado.app.ui.main.bookshelf
 import android.app.Application
 import io.legado.app.App
 import io.legado.app.base.BaseViewModel
-import io.legado.app.constant.BookType
-import io.legado.app.constant.Bus
 import io.legado.app.data.entities.BookGroup
-import io.legado.app.model.WebBook
-import io.legado.app.utils.postEvent
-import kotlinx.coroutines.Dispatchers.IO
-import kotlinx.coroutines.delay
 
 class BookshelfViewModel(application: Application) : BaseViewModel(application) {
 
-    val updateList = arrayListOf<String>()
-
     fun saveBookGroup(group: String?) {
         if (!group.isNullOrBlank()) {
             execute {
@@ -28,37 +20,4 @@ class BookshelfViewModel(application: Application) : BaseViewModel(application)
         }
     }
 
-
-    fun upChapterList() {
-        execute {
-            App.db.bookDao().getRecentRead().forEach { book ->
-                if (book.origin != BookType.local) {
-                    App.db.bookSourceDao().getBookSource(book.origin)?.let { bookSource ->
-                        synchronized(this) {
-                            updateList.add(book.bookUrl)
-                            postEvent(Bus.UP_BOOK, book.bookUrl)
-                        }
-                        WebBook(bookSource).getChapterList(book)
-                            .onSuccess(IO) {
-                                it?.let {
-                                    App.db.bookDao().update(book)
-                                    App.db.bookChapterDao().delByBook(book.bookUrl)
-                                    App.db.bookChapterDao().insert(*it.toTypedArray())
-                                }
-                            }
-                            .onError {
-                                it.printStackTrace()
-                            }
-                            .onFinally {
-                                synchronized(this) {
-                                    updateList.remove(book.bookUrl)
-                                    postEvent(Bus.UP_BOOK, book.bookUrl)
-                                }
-                            }
-                    }
-                }
-                delay(50)
-            }
-        }
-    }
 }

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

@@ -1,17 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.swiperefreshlayout.widget.SwipeRefreshLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:orientation="vertical"
+    android:id="@+id/refresh_layout"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <io.legado.app.ui.widget.TitleBar
-        android:id="@+id/title_bar"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content" />
-
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/rv_bookshelf"
         android:layout_width="match_parent"
         android:layout_height="match_parent" />
 
-</LinearLayout>
+</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>

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

@@ -18,16 +18,9 @@
             android:layout_height="wrap_content"
             android:overScrollMode="never"/>
 
-    <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
+    <androidx.viewpager2.widget.ViewPager2
-            android:id="@+id/refresh_layout"
+        android:id="@+id/view_pager_bookshelf"
         android:layout_width="match_parent"
-            android:layout_height="0dp"
+        android:layout_height="match_parent" />
-            android:layout_weight="1">
 
-        <androidx.recyclerview.widget.RecyclerView
-                android:id="@+id/rv_bookshelf"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"/>
-
-    </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
 </LinearLayout>