优化

app/src/main/java/io/legado/app/data/AppDatabase.kt

@@ -17,7 +17,7 @@ import io.legado.app.data.entities.*
         ReplaceRule::class, SearchBook::class, SearchKeyword::class, Cookie::class,
         RssSource::class, Bookmark::class, RssArticle::class, RssReadRecord::class,
         RssStar::class, TxtTocRule::class, ReadRecord::class, HttpTTS::class],
-    version = 20,
+    version = 21,
     exportSchema = true
 )
 abstract class AppDatabase: RoomDatabase() {
@@ -38,7 +38,8 @@ abstract class AppDatabase: RoomDatabase() {
                     migration_15_17,
                     migration_17_18,
                     migration_18_19,
-                    migration_19_20
+                    migration_19_20,
+                    migration_20_21
                 )
                 .allowMainThreadQueries()
                 .addCallback(dbCallback)
@@ -148,6 +149,12 @@ abstract class AppDatabase: RoomDatabase() {
                 database.execSQL("ALTER TABLE book_sources ADD bookSourceComment TEXT")
             }
         }
+
+        private val migration_20_21 = object : Migration(20, 21) {
+            override fun migrate(database: SupportSQLiteDatabase) {
+                database.execSQL("ALTER TABLE book_groups ADD show INTEGER NOT NULL DEFAULT 1")
+            }
+        }
     }
     
     abstract fun bookDao(): BookDao

app/src/main/java/io/legado/app/data/dao/BookGroupDao.kt

@@ -16,6 +16,9 @@ interface BookGroupDao {
     @Query("SELECT * FROM book_groups ORDER BY `order`")
     fun liveDataAll(): LiveData<List<BookGroup>>
 
+    @Query("SELECT * FROM book_groups where show > 0 ORDER BY `order`")
+    fun liveDataShow(): LiveData<List<BookGroup>>
+
     @Query("SELECT * FROM book_groups where groupId >= 0 ORDER BY `order`")
     fun liveDataSelect(): LiveData<List<BookGroup>>
 

app/src/main/java/io/legado/app/data/entities/BookGroup.kt

@@ -11,5 +11,6 @@ data class BookGroup(
     @PrimaryKey
     val groupId: Long = 0b1,
     var groupName: String,
-    var order: Int = 0
+    var order: Int = 0,
+    var show: Boolean = true
 ) : Parcelable

app/src/main/java/io/legado/app/ui/book/group/GroupManageDialog.kt

@@ -10,6 +10,7 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.EditText
 import androidx.appcompat.widget.Toolbar
+import androidx.core.view.isGone
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.LinearLayoutManager
@@ -184,6 +185,9 @@ class GroupManageDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
             holder.itemView.apply {
                 setBackgroundColor(context.backgroundColor)
                 tv_group.text = item.groupName
+                sw_show.isChecked = item.show
+                tv_del.isGone = item.groupId < 0
+                sw_show.isGone = item.groupId >= 0
             }
         }
 
@@ -191,6 +195,13 @@ class GroupManageDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickListener
             holder.itemView.apply {
                 tv_edit.onClick { getItem(holder.layoutPosition)?.let { editGroup(it) } }
                 tv_del.onClick { getItem(holder.layoutPosition)?.let { deleteGroup(it) } }
+                sw_show.setOnCheckedChangeListener { buttonView, isChecked ->
+                    if (buttonView.isPressed) {
+                        getItem(holder.layoutPosition)?.let {
+                            viewModel.upGroup(it.copy(show = isChecked))
+                        }
+                    }
+                }
             }
         }
 

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

@@ -105,7 +105,7 @@ class BookshelfFragment : VMBaseFragment<BookshelfViewModel>(R.layout.fragment_b
 
     private fun initBookGroupData() {
         bookGroupLiveData?.removeObservers(viewLifecycleOwner)
-        bookGroupLiveData = App.db.bookGroupDao().liveDataAll()
+        bookGroupLiveData = App.db.bookGroupDao().liveDataShow()
         bookGroupLiveData?.observe(viewLifecycleOwner, {
             viewModel.checkGroup(it)
             upGroup(it)

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

@@ -29,4 +29,10 @@
         android:padding="8dp"
         android:text="@string/delete" />
 
+    <io.legado.app.lib.theme.view.ATESwitch
+        android:id="@+id/sw_show"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:visibility="gone" />
+
 </LinearLayout>