diff --git a/app/src/main/java/io/legado/app/help/config/AppConfig.kt b/app/src/main/java/io/legado/app/help/config/AppConfig.kt
index 63777f192..b9fba4983 100644
--- a/app/src/main/java/io/legado/app/help/config/AppConfig.kt
+++ b/app/src/main/java/io/legado/app/help/config/AppConfig.kt
@@ -600,8 +600,6 @@ object AppConfig : SharedPreferences.OnSharedPreferenceChangeListener {
 
     val recordHeapDump get() = OtherConfig.recordHeapDump
 
-    val loadCoverOnlyWifi get() = appCtx.getPrefBoolean(PreferKey.loadCoverOnlyWifi, false)
-
     val showAddToShelfAlert get() = OtherConfig.showAddToShelfAlert
 
     var ignoreAudioFocus
diff --git a/app/src/main/java/io/legado/app/model/BookCover.kt b/app/src/main/java/io/legado/app/model/BookCover.kt
index f245d2a48..730c80ef6 100644
--- a/app/src/main/java/io/legado/app/model/BookCover.kt
+++ b/app/src/main/java/io/legado/app/model/BookCover.kt
@@ -19,7 +19,7 @@ import com.bumptech.glide.request.RequestOptions
 import com.bumptech.glide.request.target.Target
 import com.bumptech.glide.request.target.Target.SIZE_ORIGINAL
 import io.legado.app.R
-import io.legado.app.constant.PreferKey
+import io.legado.app.ui.config.coverConfig.CoverConfig
 import io.legado.app.data.entities.BaseSource
 import io.legado.app.data.entities.Book
 import io.legado.app.help.CacheManager
@@ -34,7 +34,6 @@ import io.legado.app.model.analyzeRule.AnalyzeUrl
 import io.legado.app.utils.BitmapUtils
 import io.legado.app.utils.GSON
 import io.legado.app.utils.fromJsonObject
-import io.legado.app.utils.getPrefString
 import kotlinx.coroutines.currentCoroutineContext
 import splitties.init.appCtx
 import java.io.File
@@ -50,8 +49,8 @@ object BookCover {
         @SuppressLint("UseCompatLoadingForDrawables")
         get() {
             val isNightTheme = AppConfig.isNightTheme
-            val key = if (isNightTheme) PreferKey.defaultCoverDark else PreferKey.defaultCover
-            val paths = appCtx.getPrefString(key)?.split(",")?.filter { it.isNotBlank() }
+            val pathStr = if (isNightTheme) CoverConfig.defaultCoverDark else CoverConfig.defaultCover
+            val paths = pathStr.split(",").filter { it.isNotBlank() }
 
             if (paths.isNullOrEmpty()) {
                 return appCtx.resources.getDrawable(R.drawable.image_cover_default, null)
@@ -67,8 +66,8 @@ object BookCover {
         seed: Any? = null,
         isNight: Boolean = AppConfig.isNightTheme
     ): String? {
-        val key = if (isNight) PreferKey.defaultCoverDark else PreferKey.defaultCover
-        val paths = appCtx.getPrefString(key)?.split(",")?.filter { it.isNotBlank() }
+        val pathStr = if (isNight) CoverConfig.defaultCoverDark else CoverConfig.defaultCover
+        val paths = pathStr.split(",").filter { it.isNotBlank() }
         if (paths.isNullOrEmpty()) return null
         val random = if (seed != null) Random(seed.hashCode()) else Random
         return paths[random.nextInt(paths.size)]
diff --git a/app/src/main/java/io/legado/app/ui/book/search/SearchAdapter.kt b/app/src/main/java/io/legado/app/ui/book/search/SearchAdapter.kt
deleted file mode 100644
index f1360c436..000000000
--- a/app/src/main/java/io/legado/app/ui/book/search/SearchAdapter.kt
+++ /dev/null
@@ -1,200 +0,0 @@
-package io.legado.app.ui.book.search
-
-import android.content.Context
-import android.os.Bundle
-import android.view.ViewGroup
-import android.widget.LinearLayout
-import androidx.core.view.isVisible
-import androidx.recyclerview.widget.DiffUtil
-import io.legado.app.R
-import io.legado.app.base.adapter.DiffRecyclerAdapter
-import io.legado.app.base.adapter.ItemViewHolder
-import io.legado.app.data.entities.SearchBook
-import io.legado.app.databinding.ItemSearchBinding
-import io.legado.app.help.config.AppConfig
-import io.legado.app.domain.model.BookShelfState
-import io.legado.app.ui.widget.text.AccentBgTextView
-import io.legado.app.utils.dpToPx
-import io.legado.app.utils.gone
-import io.legado.app.utils.visible
-
-
-class SearchAdapter(context: Context, val callBack: CallBack) :
-    DiffRecyclerAdapter<SearchBook, ItemSearchBinding>(context) {
-
-    override val keepScrollPosition = true
-
-    override val diffItemCallback: DiffUtil.ItemCallback<SearchBook>
-        get() = object : DiffUtil.ItemCallback<SearchBook>() {
-
-            override fun areItemsTheSame(oldItem: SearchBook, newItem: SearchBook): Boolean {
-                return when {
-                    oldItem.name != newItem.name -> false
-                    oldItem.author != newItem.author -> false
-                    else -> true
-                }
-            }
-
-            override fun areContentsTheSame(oldItem: SearchBook, newItem: SearchBook): Boolean {
-                return false
-            }
-
-            override fun getChangePayload(oldItem: SearchBook, newItem: SearchBook): Any {
-                val payload = Bundle()
-                payload.putInt("origins", newItem.origins.size)
-                if (oldItem.coverUrl != newItem.coverUrl)
-                    payload.putString("cover", newItem.coverUrl)
-                if (oldItem.kind != newItem.kind)
-                    payload.putString("kind", newItem.kind)
-                if (oldItem.latestChapterTitle != newItem.latestChapterTitle)
-                    payload.putString("last", newItem.latestChapterTitle)
-                if (oldItem.intro != newItem.intro)
-                    payload.putString("intro", newItem.intro)
-                return payload
-            }
-
-        }
-
-    override fun getViewBinding(parent: ViewGroup): ItemSearchBinding {
-        return ItemSearchBinding.inflate(inflater, parent, false)
-    }
-
-    override fun convert(
-        holder: ItemViewHolder,
-        binding: ItemSearchBinding,
-        item: SearchBook,
-        payloads: MutableList<Any>
-    ) {
-        if (payloads.isEmpty()) {
-            bind(binding, item)
-        } else {
-            for (i in payloads.indices) {
-                val bundle = payloads[i] as Bundle
-                bindChange(binding, item, bundle)
-            }
-        }
-    }
-
-    override fun registerListener(holder: ItemViewHolder, binding: ItemSearchBinding) {
-        binding.llContent.setOnClickListener {
-            getItem(holder.layoutPosition)?.let {
-                callBack.showBookInfo(it.name, it.author, it.bookUrl)
-            }
-        }
-    }
-
-    private fun bind(binding: ItemSearchBinding, searchBook: SearchBook) {
-        binding.run {
-            tvName.text = searchBook.name
-            tvAuthor.text = context.getString(R.string.author_show, searchBook.author)
-            when (callBack.getBookShelfState(searchBook.name, searchBook.author, searchBook.bookUrl)) {
-                BookShelfState.IN_SHELF -> {
-                    ivInBookshelf.isVisible = true
-                    tvBookshelf.text = context.getString(R.string.remove_from_bookshelf)
-                }
-                BookShelfState.SAME_NAME_AUTHOR -> {
-                    ivInBookshelf.isVisible = true
-                    tvBookshelf.text = context.getString(R.string.same_name_book)
-                }
-                BookShelfState.NOT_IN_SHELF -> {
-                    ivInBookshelf.isVisible = false
-                }
-            }
-            bvOriginCount.text = searchBook.origins.size.toString()
-            upLasted(binding, searchBook.latestChapterTitle)
-            tvIntroduce.text = searchBook.trimIntro(context)
-            upKind(binding, searchBook.getKindList())
-            ivCover.load(
-                searchBook.coverUrl,
-                searchBook.name,
-                searchBook.author,
-                AppConfig.loadCoverOnlyWifi,
-                searchBook.origin
-            )
-        }
-    }
-
-    private fun bindChange(binding: ItemSearchBinding, searchBook: SearchBook, bundle: Bundle) {
-        binding.run {
-            bundle.keySet().forEach {
-                when (it) {
-                    "origins" -> bvOriginCount.text = searchBook.origins.size.toString()
-                    "last" -> upLasted(binding, searchBook.latestChapterTitle)
-                    "intro" -> tvIntroduce.text = searchBook.trimIntro(context)
-                    "kind" -> upKind(binding, searchBook.getKindList())
-                    "isInBookshelf" -> {
-                        when (callBack.getBookShelfState(searchBook.name, searchBook.author, searchBook.bookUrl)) {
-                            BookShelfState.IN_SHELF -> {
-                                ivInBookshelf.isVisible = true
-                                tvBookshelf.text = context.getString(R.string.remove_from_bookshelf)
-                            }
-                            BookShelfState.SAME_NAME_AUTHOR -> {
-                                ivInBookshelf.isVisible = true
-                                tvBookshelf.text = context.getString(R.string.same_name_book)
-                            }
-                            BookShelfState.NOT_IN_SHELF -> {
-                                ivInBookshelf.isVisible = false
-                            }
-                        }
-                    }
-                    "cover" -> ivCover.load(
-                        searchBook.coverUrl,
-                        searchBook.name,
-                        searchBook.author,
-                        false,
-                        searchBook.origin
-                    )
-                }
-            }
-        }
-    }
-
-    private fun upLasted(binding: ItemSearchBinding, latestChapterTitle: String?) {
-        binding.run {
-            if (latestChapterTitle.isNullOrEmpty()) {
-                tvLasted.gone()
-            } else {
-                tvLasted.text =
-                    context.getString(R.string.lasted_show, latestChapterTitle)
-                tvLasted.visible()
-            }
-        }
-    }
-
-    private fun upKind(binding: ItemSearchBinding, kinds: List<String>) = binding.run {
-        if (kinds.isEmpty()) {
-            kindContainer.gone()
-        } else {
-            kindContainer.visible()
-            kindContainer.removeAllViews()
-            kinds.forEach { kind ->
-                val kindTextView = AccentBgTextView(context).apply {
-                    layoutParams = LinearLayout.LayoutParams(
-                        LinearLayout.LayoutParams.WRAP_CONTENT,
-                        LinearLayout.LayoutParams.WRAP_CONTENT
-                    ).apply {
-                        marginEnd = 4.dpToPx()
-                    }
-                    textSize = 11f
-                    text = kind
-                    setLines(1)
-                    setSingleLine(true)
-                }
-                kindContainer.addView(kindTextView)
-            }
-        }
-    }
-
-    interface CallBack {
-
-        /**
-         * 是否已经加入书架
-         */
-        fun getBookShelfState(name: String, author: String, url: String?): BookShelfState
-
-        /**
-         * 显示书籍详情
-         */
-        fun showBookInfo(name: String, author: String, bookUrl: String)
-    }
-}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_book_search.xml b/app/src/main/res/layout/activity_book_search.xml
deleted file mode 100644
index 5e40a0ab6..000000000
--- a/app/src/main/res/layout/activity_book_search.xml
+++ /dev/null
@@ -1,214 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".ui.book.search.SearchActivity">
-
-    <androidx.coordinatorlayout.widget.CoordinatorLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent">
-
-        <com.google.android.material.appbar.AppBarLayout
-            android:id="@+id/app_bar"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            app:liftOnScroll="false"
-            android:fitsSystemWindows="true"
-            app:statusBarForeground="?attr/colorSurface">
-
-            <com.google.android.material.search.SearchBar
-                android:id="@+id/search_bar"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:hint="@string/search_book_key"
-                app:menu="@menu/book_search"
-                app:navigationIcon="@drawable/ic_arrow_back"
-                app:navigationIconTint="?attr/colorOnSurface" />
-
-            <com.google.android.material.progressindicator.LinearProgressIndicator
-                android:id="@+id/refresh_progress_bar"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:visibility="invisible"
-                app:waveAmplitude="2dp"
-                app:waveSpeed="50dp"
-                app:wavelength="40dp" />
-
-            <com.google.android.material.card.MaterialCardView
-                android:id="@+id/cd_progress"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_alignParentStart="true"
-                android:layout_centerVertical="true"
-                android:layout_marginHorizontal="16dp"
-                android:layout_marginVertical="4dp"
-                android:scaleType="centerCrop"
-                android:visibility="invisible"
-                app:cardBackgroundColor="?attr/colorTertiaryContainer"
-                app:cardCornerRadius="4dp"
-                app:strokeWidth="0dp">
-
-                <TextView
-                    android:id="@+id/tv_progress"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:paddingHorizontal="4dp"
-                    android:paddingVertical="2dp"
-                    android:text="@string/progress"
-                    android:textColor="?attr/colorOnTertiaryContainer"
-                    android:textSize="10sp"
-                    android:textStyle="bold"
-                    tools:ignore="SmallSp" />
-
-            </com.google.android.material.card.MaterialCardView>
-        </com.google.android.material.appbar.AppBarLayout>
-
-        <io.legado.app.ui.widget.EmptyMessageView
-            android:id="@+id/tv_empty_msg"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            app:messageText="@string/search_empty"
-            android:layout_gravity="center"
-            android:gravity="center"
-            android:orientation="vertical"
-            android:visibility="visible"/>
-
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/recycler_view"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clipToPadding="false"
-            tools:listitem="@layout/item_search"
-            app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"/>
-
-        <LinearLayout
-            android:id="@+id/ll_stop"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_gravity="bottom"
-            android:gravity="end"
-            android:orientation="horizontal">
-
-            <com.google.android.material.floatingactionbutton.FloatingActionButton
-                android:id="@+id/fb_start_stop"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_margin="16dp"
-                app:tint="?attr/colorOnTertiaryContainer"
-                app:backgroundTint="?attr/colorTertiaryContainer"
-                android:contentDescription="@string/stop"
-                android:src="@drawable/ic_stop_black_24dp"
-                android:visibility="invisible" />
-        </LinearLayout>
-
-    </androidx.coordinatorlayout.widget.CoordinatorLayout>
-
-    <com.google.android.material.search.SearchView
-        android:id="@+id/search_view"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        app:menu="@menu/book_search"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent">
-
-        <LinearLayout
-            android:id="@+id/ll_input_help"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clickable="true"
-            android:focusable="true"
-            android:orientation="vertical"
-            android:visibility="visible">
-
-            <com.google.android.material.chip.ChipGroup
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                app:chipSpacingVertical="0dp"
-                android:layout_marginTop="8dp"
-                android:layout_marginHorizontal="16dp">
-                <com.google.android.material.chip.Chip
-                    android:id="@+id/chip_precision_search"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:checkable="true"
-                    android:text="@string/precision_search"/>
-                <com.google.android.material.chip.Chip
-                    android:id="@+id/chip_search_scope"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:text="@string/all_source"/>
-                <com.google.android.material.chip.Chip
-                    android:id="@+id/chip_group"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:visibility="gone"
-                    android:checkable="true"
-                    android:text="@string/search_select_group"/>
-            </com.google.android.material.chip.ChipGroup>
-
-            <TextView
-                android:id="@+id/tv_book_show"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:paddingHorizontal="16dp"
-                android:paddingVertical="16dp"
-                android:text="@string/bookshelf"
-                android:textSize="16sp"
-                android:textStyle="bold"
-                android:visibility="visible" />
-
-            <androidx.recyclerview.widget.RecyclerView
-                android:id="@+id/rv_bookshelf_search"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:visibility="visible" />
-
-            <LinearLayout
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:orientation="horizontal"
-                android:paddingHorizontal="16dp">
-
-                <TextView
-                    android:id="@+id/tv_history"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_gravity="center_vertical"
-                    android:text="@string/searchHistory"
-                    android:textSize="16sp"
-                    android:textStyle="bold" />
-
-                <View
-                    android:layout_width="0dp"
-                    android:layout_height="match_parent"
-                    android:layout_weight="1" />
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/tv_clear_history"
-                    style="@style/Widget.Material3Expressive.Button"
-                    android:text="@string/delete_all"
-                    app:backgroundTint="?attr/colorSecondaryContainer"
-                    app:iconTint="?attr/colorOnSecondaryContainer"
-                    android:textColor="?attr/colorOnSecondaryContainer"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    app:icon="@drawable/ic_clear_all"
-                    app:strokeColor="?attr/colorSecondaryContainer"
-                    app:iconGravity="textStart" />
-
-            </LinearLayout>
-
-            <androidx.recyclerview.widget.RecyclerView
-                android:id="@+id/rv_history_key"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent" />
-
-        </LinearLayout>
-    </com.google.android.material.search.SearchView>
-
-</androidx.constraintlayout.widget.ConstraintLayout>
-
diff --git a/app/src/main/res/layout/activity_explore_show.xml b/app/src/main/res/layout/activity_explore_show.xml
deleted file mode 100644
index 35ab2667a..000000000
--- a/app/src/main/res/layout/activity_explore_show.xml
+++ /dev/null
@@ -1,35 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".ui.book.search.SearchActivity">
-
-    <io.legado.app.ui.widget.TitleBar
-        android:id="@+id/title_bar"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        app:contentInsetStartWithNavigation="0dp"
-        app:layout_constraintTop_toTopOf="parent"
-        app:title="@string/discovery" />
-
-    <io.legado.app.ui.widget.dynamiclayout.DynamicFrameLayout
-        android:id="@+id/content_view"
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/title_bar">
-
-
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/recycler_view"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clipToPadding="false"
-            app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
-            tools:listitem="@layout/item_search" />
-
-    </io.legado.app.ui.widget.dynamiclayout.DynamicFrameLayout>
-
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/item_search.xml b/app/src/main/res/layout/item_search.xml
deleted file mode 100644
index 55fd36401..000000000
--- a/app/src/main/res/layout/item_search.xml
+++ /dev/null
@@ -1,166 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    app:strokeWidth="0dp"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_marginHorizontal="8dp"
-    android:layout_marginVertical="4dp">
-    <LinearLayout
-        android:id="@+id/ll_content"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:padding="8dp"
-        android:clickable="true"
-        android:background="?attr/selectableItemBackground"
-        android:orientation="horizontal"
-        android:scrollbars="none">
-
-        <!-- 封面图片 -->
-        <com.google.android.material.card.MaterialCardView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            app:cardCornerRadius="8dp"
-            app:strokeWidth="0dp">
-
-            <io.legado.app.ui.widget.image.CoverImageView
-                android:id="@+id/iv_cover"
-                android:layout_width="80dp"
-                android:layout_height="110dp"
-                android:contentDescription="@string/img_cover"
-                android:scaleType="centerCrop"
-                android:src="@drawable/image_cover_default"
-                android:transitionName="img_cover"
-                tools:ignore="UnusedAttribute" />
-
-            <!-- 书架内标记 -->
-            <com.google.android.material.card.MaterialCardView
-                android:id="@+id/iv_in_bookshelf"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_alignParentStart="true"
-                android:layout_centerVertical="true"
-                android:layout_margin="4dp"
-                android:scaleType="centerCrop"
-                android:visibility="visible"
-                app:cardBackgroundColor="?attr/colorTertiaryContainer"
-                app:cardCornerRadius="4dp"
-                app:strokeWidth="0dp">
-
-                <TextView
-                    android:id="@+id/tv_bookshelf"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:paddingHorizontal="4dp"
-                    android:paddingVertical="2dp"
-                    android:text="@string/remove_from_bookshelf"
-                    android:textColor="?attr/colorOnTertiaryContainer"
-                    android:textStyle="bold"
-                    android:textSize="9sp"
-                    tools:ignore="SmallSp" />
-
-            </com.google.android.material.card.MaterialCardView>
-
-        </com.google.android.material.card.MaterialCardView>
-
-
-        <!-- 右侧内容区域 -->
-        <LinearLayout
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:layout_marginStart="8dp"
-            android:layout_gravity="center"
-            android:orientation="vertical">
-
-            <!-- 标题行 -->
-            <androidx.constraintlayout.widget.ConstraintLayout
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content">
-
-                <TextView
-                    android:id="@+id/tv_name"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:singleLine="true"
-                    android:text="@string/app_name"
-                    android:textSize="16sp"
-                    android:textStyle="bold"
-                    app:layout_constraintEnd_toStartOf="@id/cd_count"
-                    app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toTopOf="parent" />
-
-                <com.google.android.material.card.MaterialCardView
-                    android:id="@+id/cd_count"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:visibility="gone"
-                    android:layout_marginVertical="4dp"
-                    app:cardBackgroundColor="?attr/colorSurfaceContainer"
-                    app:cardCornerRadius="4dp"
-                    app:layout_constraintBottom_toBottomOf="@id/tv_name"
-                    app:layout_constraintEnd_toEndOf="parent"
-                    app:layout_constraintTop_toTopOf="@id/tv_name"
-                    app:strokeWidth="0dp">
-
-                    <TextView
-                        android:id="@+id/bv_originCount"
-                        android:layout_width="wrap_content"
-                        android:layout_height="wrap_content"
-                        android:paddingHorizontal="4dp"
-                        android:paddingVertical="2dp"
-                        android:text="@string/text"
-                        android:textColor="?attr/colorPrimary"
-                        android:textSize="10sp"
-                        android:textStyle="bold"
-                        tools:ignore="SmallSp" />
-                </com.google.android.material.card.MaterialCardView>
-
-            </androidx.constraintlayout.widget.ConstraintLayout>
-
-            <TextView
-                android:id="@+id/tv_author"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:textColor="?attr/colorSecondary"
-                android:lines="1"
-                android:singleLine="true"
-                android:text="@string/author"
-                android:textSize="12sp" />
-
-            <!-- 最后阅读 -->
-            <TextView
-                android:id="@+id/tv_lasted"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:ellipsize="end"
-                android:lines="1"
-                android:text="@string/last_read"
-                android:textSize="11sp" />
-
-            <!-- 简介 -->
-            <TextView
-                android:id="@+id/tv_introduce"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:maxLines="2"
-                android:ellipsize="end"
-                android:text="@string/book_intro"
-                android:textSize="11sp" />
-
-            <HorizontalScrollView
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:scrollbars="none"
-                android:layout_marginTop="2dp">
-                <LinearLayout
-                    android:id="@+id/kind_container"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:orientation="horizontal" />
-            </HorizontalScrollView>
-
-        </LinearLayout>
-    </LinearLayout>
-</com.google.android.material.card.MaterialCardView>
\ No newline at end of file