【修复】修复分解、合并页面，加锁状态与空文件问题

app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/DocumentPresenter.kt

@@ -13,6 +13,7 @@ import com.base.pdfviewerscannerwhite.utils.getMediaFile
 import com.base.pdfviewerscannerwhite.utils.upDateDemoStore
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 import java.io.File
 
 class DocumentPresenter(
@@ -37,19 +38,23 @@ class DocumentPresenter(
 
         if (type == DocumentBean.TYPE_PDF) {
             selectionArgs = arrayOf(ConstObject.MIME_TYPE_PDF)
-            demoDocumentBean.path = demoFile.listFiles()?.find { it.name.contains(".pdf") }?.absolutePath ?: ""
+            demoDocumentBean.path =
+                demoFile.listFiles()?.find { it.name.contains(".pdf") }?.absolutePath ?: ""
         }
         if (type == DocumentBean.TYPE_WORD) {
             selectionArgs = arrayOf(ConstObject.MIME_TYPE_DOC, ConstObject.MIME_TYPE_DOCX)
-            demoDocumentBean.path = demoFile.listFiles()?.find { it.name.contains(".docx") }?.absolutePath ?: ""
+            demoDocumentBean.path =
+                demoFile.listFiles()?.find { it.name.contains(".docx") }?.absolutePath ?: ""
         }
         if (type == DocumentBean.TYPE_EXCEL) {
             selectionArgs = arrayOf(ConstObject.MIME_TYPE_XLS, ConstObject.MIME_TYPE_XLSX)
-            demoDocumentBean.path = demoFile.listFiles()?.find { it.name.contains(".xlsx") }?.absolutePath ?: ""
+            demoDocumentBean.path =
+                demoFile.listFiles()?.find { it.name.contains(".xlsx") }?.absolutePath ?: ""
         }
         if (type == DocumentBean.TYPE_PPT) {
             selectionArgs = arrayOf(ConstObject.MIME_TYPE_PPT, ConstObject.MIME_TYPE_PPTX)
-            demoDocumentBean.path = demoFile.listFiles()?.find { it.name.contains(".pptx") }?.absolutePath ?: ""
+            demoDocumentBean.path =
+                demoFile.listFiles()?.find { it.name.contains(".pptx") }?.absolutePath ?: ""
         }
         demoDocumentBean.type = type
 
@@ -57,7 +62,12 @@ class DocumentPresenter(
 
         val list = context.getMediaFile(selectionArgs = selectionArgs)
         val documentList = list.map {
-            DocumentBean(it.path, uri = it.uri, type = type, isBookmarked = bookmarkList.contains(it.path))
+            DocumentBean(
+                it.path,
+                uri = it.uri,
+                type = type,
+                isBookmarked = bookmarkList.contains(it.path)
+            )
         }
         val new = documentList.toMutableList()
         if (File(demoDocumentBean.path).exists()) {
@@ -68,31 +78,45 @@ class DocumentPresenter(
 
     fun initData() = lifecycleScope.launch(Dispatchers.IO) {
         val documentList = getDocumentBeanList()
-
-        launch(Dispatchers.Main) {
-            documentView.refreshDocumentRv(documentList)
+        val realList = documentList.filter {
+            val file = File(it.path)
+            file.exists() && file.length() > 0
+        }
+        realList.forEach {
+            it.state = PdfBoxUtils.checkPdfEncryption(it.path)
+        }
+        withContext(Dispatchers.Main) {
+            documentView.refreshDocumentRv(realList)
         }
 
     }
 
     fun initUnLockData() = lifecycleScope.launch(Dispatchers.IO) {
         val documentList = getDocumentBeanList()
-        documentList.forEach {
+        val realList = documentList.filter {
+            val file = File(it.path)
+            file.exists() && file.length() > 0
+        }
+        realList.forEach {
             it.state = PdfBoxUtils.checkPdfEncryption(it.path)
         }
-        val list = documentList.filter { it.state == 0 }
-        launch(Dispatchers.Main) {
+        val list = realList.filter { it.state == 0 }
+        withContext(Dispatchers.Main) {
             documentView.refreshDocumentRv(list)
         }
     }
 
     fun initLoadData() = lifecycleScope.launch(Dispatchers.IO) {
         val documentList = getDocumentBeanList()
-        documentList.forEach {
+       val realList= documentList.filter {
+            val file = File(it.path)
+            file.exists() && file.length() > 0
+        }
+        realList.forEach {
             it.state = PdfBoxUtils.checkPdfEncryption(it.path)
         }
-        val list = documentList.filter { it.state == 1 }
-        launch(Dispatchers.Main) {
+        val list = realList.filter { it.state == 1 }
+        withContext(Dispatchers.Main) {
             documentView.refreshDocumentRv(list)
         }
     }