优化

app/src/main/java/io/legado/app/lib/dialogs/AndroidDialogs.kt

@@ -48,9 +48,9 @@ fun Context.alert(
 
 inline fun Fragment.alert(
     titleResource: Int? = null,
-    message: Int? = null,
+    messageResource: Int? = null,
     noinline init: (AlertBuilder<DialogInterface>.() -> Unit)? = null
-) = requireActivity().alert(titleResource, message, init)
+) = requireActivity().alert(titleResource, messageResource, init)
 
 fun Context.alert(init: AlertBuilder<AlertDialog>.() -> Unit): AlertDialog =
     AndroidAlertBuilder(this).apply {

app/src/main/java/io/legado/app/ui/book/changesource/ChangeBookSourceDialog.kt

@@ -244,9 +244,23 @@ class ChangeBookSourceDialog() : BaseDialogFragment(R.layout.dialog_book_change_
     }
 
     override fun changeTo(searchBook: SearchBook) {
+        if (searchBook.type == callBack?.oldBook?.type) {
             changeSource(searchBook) {
                 dismissAllowingStateLoss()
             }
+        } else {
+            alert(
+                titleResource = R.string.book_type_different,
+                messageResource = R.string.soure_change_source
+            ) {
+                okButton {
+                    changeSource(searchBook) {
+                        dismissAllowingStateLoss()
+                    }
+                }
+                cancelButton()
+            }
+        }
     }
 
     override val bookUrl: String?

app/src/main/res/values-es-rES/strings.xml

@@ -967,5 +967,7 @@
     <string name="cannot_timed_non_playback">非播放状态无法定时</string>
     <string name="all_bookmark">所有书签</string>
     <string name="change_source_batch">批量换源</string>
+    <string name="book_type_different">书籍类型不一样</string>
+    <string name="soure_change_source">是否确认换源</string>
     <!-- string end -->
 </resources>

app/src/main/res/values-ja-rJP/strings.xml

@@ -970,5 +970,7 @@
     <string name="cannot_timed_non_playback">非播放状态无法定时</string>
     <string name="all_bookmark">所有书签</string>
     <string name="change_source_batch">批量换源</string>
+    <string name="book_type_different">书籍类型不一样</string>
+    <string name="soure_change_source">是否确认换源</string>
     <!-- string end -->
 </resources>

app/src/main/res/values-pt-rBR/strings.xml

@@ -970,5 +970,7 @@
     <string name="cannot_timed_non_playback">非播放状态无法定时</string>
     <string name="all_bookmark">所有书签</string>
     <string name="change_source_batch">批量换源</string>
+    <string name="book_type_different">书籍类型不一样</string>
+    <string name="soure_change_source">是否确认换源</string>
     <!-- string end -->
 </resources>

app/src/main/res/values-zh-rHK/strings.xml

@@ -967,5 +967,7 @@
     <string name="cannot_timed_non_playback">非播放状态无法定时</string>
     <string name="all_bookmark">所有书签</string>
     <string name="change_source_batch">批量换源</string>
+    <string name="book_type_different">书籍类型不一样</string>
+    <string name="soure_change_source">是否确认换源</string>
     <!-- string end -->
 </resources>

app/src/main/res/values-zh-rTW/strings.xml

@@ -969,5 +969,7 @@
     <string name="cannot_timed_non_playback">非播放状态无法定时</string>
     <string name="all_bookmark">所有书签</string>
     <string name="change_source_batch">批量换源</string>
+    <string name="book_type_different">书籍类型不一样</string>
+    <string name="soure_change_source">是否确认换源</string>
     <!-- string end -->
 </resources>

app/src/main/res/values-zh/strings.xml

@@ -969,5 +969,7 @@
     <string name="cannot_timed_non_playback">非播放状态无法定时</string>
     <string name="all_bookmark">所有书签</string>
     <string name="change_source_batch">批量换源</string>
+    <string name="book_type_different">书籍类型不一样</string>
+    <string name="soure_change_source">是否确认换源</string>
     <!-- string end -->
 </resources>

app/src/main/res/values/strings.xml

@@ -970,5 +970,7 @@
     <string name="cannot_timed_non_playback">非播放状态无法定时</string>
     <string name="all_bookmark">所有书签</string>
     <string name="change_source_batch">批量换源</string>
+    <string name="book_type_different">书籍类型不一样</string>
+    <string name="soure_change_source">是否确认换源</string>
     <!-- string end -->
 </resources>