[receive] 現在受信中のファイルのIndexを伝え忘れていた問題を修正

Author: CoreNion

lib/receive.dart

@@ -136,6 +136,7 @@ class ReceiveFile {
 
           // 全体の進捗をstreamで送信
           final totalReceiveProgress = ReceiveProgress(
+              currentFileIndex: i,
               totalProgress: totalProgress,
               singleProgress: progress.singleProgress,
               receiveSpeed: progress.receiveSpeed,
@@ -258,6 +259,9 @@ class ReceiveFile {
 
 /// 受信の進捗情報のクラス
 class ReceiveProgress {
+  /// 現在受信しているファイルのIndex番号
+  final int? currentFileIndex;
+
   /// 全体の進捗 (割合)
   final double? totalProgress;
 
@@ -274,7 +278,8 @@ class ReceiveProgress {
   final int? currentTotalSize;
 
   ReceiveProgress(
-      {this.totalProgress,
+      {this.currentFileIndex,
+      this.totalProgress,
       required this.singleProgress,
       required this.receiveSpeed,
       required this.currentFileSize,

lib/widget/receive_page.dart

@@ -186,6 +186,7 @@ class _ReceivePageState extends State<ReceivePage>
     bool receiveReady = false;
     final setStateCompleter = Completer<Function>();
     ReceiveProgress progress = ReceiveProgress(
+        currentFileIndex: 0,
         totalProgress: 0,
         singleProgress: 0,
         receiveSpeed: 0,
@@ -229,7 +230,7 @@ class _ReceivePageState extends State<ReceivePage>
                   children: [
                     Text(
                       receiveReady
-                          ? "${currentIndex + 1}個目のファイルを受信中 ${(progress.totalProgress! * 100).toStringAsFixed(1)}%完了"
+                          ? "${progress.currentFileIndex! + 1}個目のファイルを受信中 ${(progress.totalProgress! * 100).toStringAsFixed(1)}%完了"
                           : "",
                       textAlign: TextAlign.center,
                     ),
@@ -238,7 +239,7 @@ class _ReceivePageState extends State<ReceivePage>
                     ),
                     Text(
                       receiveReady
-                          ? "${fileInfo.names[currentIndex]} ${(progress.singleProgress * 100).toStringAsFixed(1)}%完了"
+                          ? "${fileInfo.names[progress.currentFileIndex!]} ${(progress.singleProgress * 100).toStringAsFixed(1)}%完了"
                           : "",
                       textAlign: TextAlign.center,
                     ),