优化

app/src/main/java/io/legado/app/help/book/ContentProcessor.kt

@@ -88,6 +88,10 @@ class ContentProcessor private constructor(
         return contentReplaceRules
     }
 
+    fun getAllReplaceRules(): List<ReplaceRule> {
+        return titleReplaceRules + contentReplaceRules
+    }
+
     fun getContent(
         book: Book,
         chapter: BookChapter,

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -1165,7 +1165,11 @@ class ReadBookActivity : BaseReadBookActivity(),
      * 替换
      */
     override fun openReplaceRule() {
-        replaceActivity.launch(Intent(this, ReplaceRuleActivity::class.java))
+        val intent = Intent(this, ReplaceRuleActivity::class.java).apply {
+            val showApplied = ReadBook.book?.getUseReplaceRule() == true
+            putExtra("showApplied", showApplied)
+        }
+        replaceActivity.launch(intent)
     }
 
     /**

app/src/main/java/io/legado/app/ui/replace/ReplaceRuleActivity.kt

@@ -1,7 +1,6 @@
 package io.legado.app.ui.replace
 
 import android.annotation.SuppressLint
-import android.app.Activity
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
@@ -122,8 +121,10 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
         initRecyclerView()
         initSearchView()
         initSelectActionView()
-        observeReplaceRuleData()
         observeGroupData()
+        viewModel.initData(intent) {
+            observeReplaceRuleData()
+        }
     }
 
     override fun dispatchTouchEvent(ev: MotionEvent): Boolean {
@@ -215,6 +216,7 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
                     val key = searchKey.substringAfter("group:")
                     appDb.replaceRuleDao.flowGroupSearch("%$key%")
                 }
+
                 else -> {
                     appDb.replaceRuleDao.flowSearch("%$searchKey%")
                 }
@@ -222,7 +224,7 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
                 AppLog.put("替换规则管理界面更新数据出错", it)
             }.flowOn(IO).conflate().collect {
                 if (dataInit) {
-                    setResult(Activity.RESULT_OK)
+                    setResult(RESULT_OK)
                 }
                 adapter.setItems(it, adapter.diffItemCallBack)
                 dataInit = true
@@ -245,6 +247,7 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
         when (item.itemId) {
             R.id.menu_add_replace_rule ->
                 editActivity.launch(ReplaceEditActivity.startIntent(this))
+
             R.id.menu_group_manage -> showDialogFragment<GroupManageDialog>()
             R.id.menu_del_selection -> viewModel.delSelection(adapter.selection)
             R.id.menu_import_onLine -> showImportDialog()
@@ -252,11 +255,13 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
                 mode = HandleFileContract.FILE
                 allowExtensions = arrayOf("txt", "json")
             }
+
             R.id.menu_import_qr -> qrCodeResult.launch()
             R.id.menu_help -> showHelp("replaceRuleHelp")
             R.id.menu_group_null -> {
                 searchView.setQuery(getString(R.string.no_group), true)
             }
+
             else -> if (item.groupId == R.id.replace_group) {
                 searchView.setQuery("group:${item.title}", true)
             }
@@ -343,6 +348,14 @@ class ReplaceRuleActivity : VMBaseActivity<ActivityReplaceRuleBinding, ReplaceRu
         )
     }
 
+    override fun isEnabledForBook(rule: ReplaceRule): Boolean {
+        return viewModel.isEnabledForBook(rule)
+    }
+
+    override fun isAppliedForBook(rule: ReplaceRule): Boolean {
+        return viewModel.isAppliedForBook(rule)
+    }
+
     override fun update(vararg rule: ReplaceRule) {
         setResult(RESULT_OK)
         viewModel.update(*rule)

app/src/main/java/io/legado/app/ui/replace/ReplaceRuleAdapter.kt

@@ -1,9 +1,11 @@
 package io.legado.app.ui.replace
 
 import android.content.Context
+import android.graphics.Color
 import android.os.Bundle
 import android.view.View
 import android.view.ViewGroup
+import android.widget.ImageView
 import android.widget.PopupMenu
 import androidx.core.os.bundleOf
 import androidx.recyclerview.widget.DiffUtil
@@ -17,6 +19,8 @@ import io.legado.app.lib.theme.backgroundColor
 import io.legado.app.ui.widget.recycler.DragSelectTouchHelper
 import io.legado.app.ui.widget.recycler.ItemTouchCallback
 import io.legado.app.utils.ColorUtils
+import io.legado.app.utils.invisible
+import io.legado.app.utils.visible
 
 
 class ReplaceRuleAdapter(context: Context, var callBack: CallBack) :
@@ -120,6 +124,7 @@ class ReplaceRuleAdapter(context: Context, var callBack: CallBack) :
                     }
                 }
             }
+            upShowApplied(ivApplied, item)
         }
     }
 
@@ -172,6 +177,23 @@ class ReplaceRuleAdapter(context: Context, var callBack: CallBack) :
         popupMenu.show()
     }
 
+
+    private fun upShowApplied(iv: ImageView, rule: ReplaceRule) {
+        val isEnabledForBook = callBack.isEnabledForBook(rule)
+        val isAppliedForBook = callBack.isAppliedForBook(rule)
+        if (!isEnabledForBook && !isAppliedForBook) {
+            iv.invisible()
+        } else {
+            iv.visible()
+        }
+        if (isEnabledForBook) {
+            iv.setColorFilter(Color.RED)
+        }
+        if (isAppliedForBook) {
+            iv.setColorFilter(Color.GREEN)
+        }
+    }
+
     override fun swap(srcPosition: Int, targetPosition: Int): Boolean {
         val srcItem = getItem(srcPosition)
         val targetItem = getItem(targetPosition)
@@ -232,5 +254,7 @@ class ReplaceRuleAdapter(context: Context, var callBack: CallBack) :
         fun toBottom(rule: ReplaceRule)
         fun upOrder()
         fun upCountView()
+        fun isEnabledForBook(rule: ReplaceRule): Boolean
+        fun isAppliedForBook(rule: ReplaceRule): Boolean
     }
 }

app/src/main/java/io/legado/app/ui/replace/ReplaceRuleViewModel.kt

@@ -1,10 +1,13 @@
 package io.legado.app.ui.replace
 
 import android.app.Application
+import android.content.Intent
 import android.text.TextUtils
 import io.legado.app.base.BaseViewModel
 import io.legado.app.data.appDb
 import io.legado.app.data.entities.ReplaceRule
+import io.legado.app.help.book.ContentProcessor
+import io.legado.app.model.ReadBook
 import io.legado.app.utils.splitNotBlank
 
 /**
@@ -13,6 +16,34 @@ import io.legado.app.utils.splitNotBlank
  */
 class ReplaceRuleViewModel(application: Application) : BaseViewModel(application) {
 
+    var showApplied = false
+    var enabledForBookRules = emptySet<ReplaceRule>()
+    var appliedForBookRules = emptySet<ReplaceRule>()
+
+    fun initData(intent: Intent, block: () -> Unit) {
+        execute {
+            showApplied = intent.getBooleanExtra("showApplied", false)
+            if (showApplied) {
+                val book = ReadBook.book ?: return@execute
+                val textChapter = ReadBook.curTextChapter ?: return@execute
+                enabledForBookRules = ContentProcessor.get(book).getAllReplaceRules().toSet()
+                textChapter.effectiveReplaceRules?.let {
+                    appliedForBookRules = it.toSet()
+                }
+            }
+        }.onFinally {
+            block.invoke()
+        }
+    }
+
+    fun isEnabledForBook(rule: ReplaceRule): Boolean {
+        return showApplied && enabledForBookRules.contains(rule)
+    }
+
+    fun isAppliedForBook(rule: ReplaceRule): Boolean {
+        return showApplied && appliedForBookRules.contains(rule)
+    }
+
     fun update(vararg rule: ReplaceRule) {
         execute {
             appDb.replaceRuleDao.update(*rule)