优化数据库的关联更新，添加pdfview界面的更多选项功能

app/src/main/java/com/all/pdfreader/pro/app/room/dao/BookmarkDao.kt

@@ -33,4 +33,7 @@ interface BookmarkDao {
 
     @Query("DELETE FROM bookmarks WHERE filePath = :filePath AND pageNumber = :pageNumber")
     suspend fun deleteByPage(filePath: String, pageNumber: Int)
+
+    @Query("UPDATE bookmarks SET filePath = :newFilePath WHERE filePath = :oldFilePath")
+    suspend fun updateFilePath(oldFilePath: String, newFilePath: String)
 }

app/src/main/java/com/all/pdfreader/pro/app/room/entity/BookmarkEntity.kt

@@ -11,7 +11,8 @@ import androidx.room.PrimaryKey
         entity = PdfDocumentEntity::class,
         parentColumns = ["filePath"],
         childColumns = ["filePath"],
-        onDelete = ForeignKey.CASCADE
+        onDelete = ForeignKey.CASCADE,
+        onUpdate = ForeignKey.CASCADE
     )],
     indices = [Index(value = ["filePath"])]
 )
@@ -19,7 +20,7 @@ data class BookmarkEntity(
     @PrimaryKey(autoGenerate = true)
     val id: Long = 0,
     
-    val filePath: String,            // 关联PdfDocumentEntity的fileHash
+    val filePath: String,            // 关联PdfDocumentEntity的filePath
     val pageNumber: Int,            // 页码(从0开始)
     val label: String,              // 书签标签
     val positionX: Float = 0f,      // 页面内X位置

app/src/main/java/com/all/pdfreader/pro/app/room/entity/NoteEntity.kt

@@ -11,7 +11,8 @@ import androidx.room.PrimaryKey
         entity = PdfDocumentEntity::class,
         parentColumns = ["filePath"],
         childColumns = ["filePath"],
-        onDelete = ForeignKey.CASCADE
+        onDelete = ForeignKey.CASCADE,
+        onUpdate = ForeignKey.CASCADE
     )],
     indices = [Index(value = ["filePath"])]
 )

app/src/main/java/com/all/pdfreader/pro/app/room/entity/RecentReadEntity.kt

@@ -11,7 +11,8 @@ import androidx.room.PrimaryKey
         entity = PdfDocumentEntity::class,
         parentColumns = ["filePath"],
         childColumns = ["filePath"],
-        onDelete = ForeignKey.CASCADE
+        onDelete = ForeignKey.CASCADE,
+        onUpdate = ForeignKey.CASCADE
     )],
     indices = [Index(value = ["filePath"])]
 )

app/src/main/java/com/all/pdfreader/pro/app/room/repository/PdfRepository.kt

@@ -124,6 +124,9 @@ class PdfRepository private constructor(context: Context) {
     // 书签相关操作
     suspend fun addBookmark(bookmark: BookmarkEntity): Long = bookmarkDao.insert(bookmark)
     suspend fun updateBookmark(bookmark: BookmarkEntity): Int = bookmarkDao.update(bookmark)
+    suspend fun updateBookmarkFilePath(oldPath: String, newPath: String) =
+        bookmarkDao.updateFilePath(oldPath, newPath)
+
     suspend fun deleteBookmark(bookmark: BookmarkEntity): Int = bookmarkDao.delete(bookmark)
     suspend fun deleteAllBookmark(filePath: String): Int {
         return bookmarkDao.deleteAllByPdf(filePath)

app/src/main/java/com/all/pdfreader/pro/app/ui/act/PdfViewActivity.kt

@@ -73,7 +73,10 @@ class PdfViewActivity : BaseActivity(), OnLoadCompleteListener, OnPageChangeList
         viewModel.pdfDocument.observe(this) { document ->
             document?.let {
                 pdfDocument = it
+                if (lastLoadedFilePath != pdfDocument.filePath) {
+                    lastLoadedFilePath = pdfDocument.filePath
                     loadPdf()
+                }
                 initView()
             } ?: run {
                 showToast(getString(R.string.file_not))
@@ -108,6 +111,31 @@ class PdfViewActivity : BaseActivity(), OnLoadCompleteListener, OnPageChangeList
                 showToast(getString(R.string.bookmark_add_fail))
             }
         }
+        viewModel.fileActionEvent.observeEvent<FileActionEvent.Rename>(this) { event ->
+            if (event.renameResult.success) {
+                showToast(getString(R.string.rename_successfully))
+                event.renameResult.newFilePath?.let {
+                    viewModel.getPDFDocument(it)//修改成功后更新当前页面的数据
+                    viewModel.getBookmarks(it)
+                }
+            } else {
+                showToast(event.renameResult.errorMessage.toString())
+            }
+        }
+        viewModel.fileActionEvent.observeEvent<FileActionEvent.Duplicate>(this) { event ->
+            if (event.file != null) {
+                showToast(getString(R.string.duplicate_created_successfully))
+            } else {
+                showToast(getString(R.string.duplicate_created_failed))
+            }
+        }
+        viewModel.fileActionEvent.observeEvent<FileActionEvent.Favorite>(this) { event ->
+            if (event.isFavorite) {
+                showToast(getString(R.string.added_to_favorites))
+            } else {
+                showToast(getString(R.string.removed_from_favorites))
+            }
+        }
     }
 
     private fun initView() {
@@ -138,7 +166,7 @@ class PdfViewActivity : BaseActivity(), OnLoadCompleteListener, OnPageChangeList
             AppUtils.shareFile(this, File(pdfDocument.filePath))
         }
         binding.moreBtn.setOnClickListener {
-//            ListMoreDialogFragment(pdfDocument.filePath).show(supportFragmentManager, FRAG_TAG)
+            ListMoreDialogFragment(pdfDocument.filePath).show(supportFragmentManager, FRAG_TAG)
         }
     }
 

app/src/main/java/com/all/pdfreader/pro/app/viewmodel/PdfViewModel.kt

@@ -67,7 +67,6 @@ class PdfViewModel : ViewModel() {
                 val newFilePath = File(parentDir, finalName).absolutePath.toString()
                 Log.d("ocean", "renamePdf->newFilePath: $newFilePath, finalName=$finalName")
                 pdfRepository.updateFilePathAndFileName(filePath, newFilePath, finalName)
-
                 val newResult = renameResult.copy(newFilePath = newFilePath)
                 _fileActionEvent.postValue(FileActionEvent.Rename(newResult))
             } else {

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

@@ -68,7 +68,7 @@
 
         </LinearLayout>
 
-        <LinearLayout
+        <RelativeLayout
             android:layout_width="match_parent"
             android:layout_height="0dp"
             android:layout_weight="1"
@@ -80,7 +80,14 @@
                 android:layout_height="match_parent"
                 android:background="@color/grey" />
 
-        </LinearLayout>
+            <com.github.barteksc.pdfviewer.PDFView
+                android:id="@+id/pdfview2"
+                android:visibility="gone"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:background="@color/grey" />
+
+        </RelativeLayout>
 
         <LinearLayout
             android:id="@+id/navigationLayout"