chat voice message implementation

lib/provider/chat_provider_model.dart

@@ -32,6 +32,7 @@ import 'package:uuid/uuid.dart';
 
 class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
   ScrollController scrollController = ScrollController();
+
   TextEditingController message = TextEditingController();
   TextEditingController search = TextEditingController();
   List<SingleUserChatModel> userChatHistory = [];
@@ -1180,7 +1181,7 @@ class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
       chatReplyId: null,
       isAttachment: true,
       isReply: isMsgReply,
-      voicFile: voiceFile,
+      voiceFile: voiceFile,
     );
     notifyListeners();
   }
@@ -1198,7 +1199,7 @@ class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
       bool? isReply,
       bool? isAttachment,
       int? chatReplyId,
-      File? voicFile}) async {
+      File? voiceFile}) async {
     Uuid uuid = const Uuid();
     String contentNo = uuid.v4();
     String msg = msgText!;
@@ -1219,10 +1220,10 @@ class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
       fileTypeResponse: isAttachment!
           ? FileTypeResponse(
               fileTypeId: fileTypeId,
-              fileTypeName: getFileExtension(voicFile!.path).toString(),
+              fileTypeName: getFileExtension(voiceFile!.path).toString(),
               fileKind: "file",
               fileName: msgText,
-              fileTypeDescription: getFileTypeDescription(getFileExtension(voicFile!.path).toString()),
+              fileTypeDescription: getFileTypeDescription(getFileExtension(voiceFile!.path).toString()),
             )
           : null,
       image: null,
@@ -1293,7 +1294,7 @@ class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
       file.readAsBytesSync();
       Utils.hideLoading(context);
       await data.voiceController!.preparePlayer(file.path, 1.0);
-      data.voiceController!.startPlayer(finishMode: FinishMode.pause);
+      data.voiceController!.startPlayer(finishMode: FinishMode.stop);
       notifyListeners();
     } catch (e) {
       Utils.showToast("Cannot open file.");
@@ -1301,7 +1302,7 @@ class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
   }
 
   void stopPlaying(BuildContext context, {required SingleUserChatModel data}) async {
-   await  data.voiceController!.pausePlayer();
+    await data.voiceController!.stopPlayer();
     notifyListeners();
   }
 
@@ -1316,9 +1317,24 @@ class ChatProviderModel with ChangeNotifier, DiagnosticableTreeMixin {
     return file.path;
   }
 
-//     data.scrollController.animateTo(
-//               data.scrollController.position.maxScrollExtent,
+  void scrollToMsg(SingleUserChatModel data) {
+    if (data.userChatReplyResponse != null && data.userChatReplyResponse!.userChatHistoryId != null) {
+      int index = userChatHistory.indexWhere((SingleUserChatModel element) => element.userChatHistoryId == data.userChatReplyResponse!.userChatHistoryId);
+      double contentSize = scrollController.position.viewportDimension + scrollController.position.maxScrollExtent;
+      double target = contentSize * index / userChatHistory.length;
+      scrollController.position.animateTo(
+        target,
+        duration: const Duration(seconds: 1),
+        curve: Curves.easeInOut,
+      );
+
+      // scrollController.scrollTo(index: 150, duration: Duration(seconds: 1));
+      // scrollController.animateTo(offset, duration: duration, curve: curve);
+    }
+    // scrollController.animateTo(
+    //   scrollController.position.maxScrollExtent,
     //   duration: const Duration(milliseconds: 100),
     //   curve: Curves.easeOut,
     // );
   }
+}

lib/ui/chat/chat_bubble.dart

@@ -100,7 +100,9 @@ class ChatBubble extends StatelessWidget {
                 ],
               ),
             ),
-          ).paddingOnly(bottom: 7).onPress(() {}),
+          ).paddingOnly(bottom: 7).onPress(() {
+            data.scrollToMsg(cItem);
+          }),
         if (fileTypeID == 12 || fileTypeID == 4 || fileTypeID == 3)
           ClipRRect(
             borderRadius: BorderRadius.circular(5.0),
@@ -208,6 +210,7 @@ class ChatBubble extends StatelessWidget {
                 ),
               ),
             ).paddingOnly(bottom: 7).onPress(() {
+              data.scrollToMsg(cItem);
             }),
           if (fileTypeID == 12 || fileTypeID == 4 || fileTypeID == 3)
             ClipRRect(
@@ -231,7 +234,6 @@ class ChatBubble extends StatelessWidget {
               } else {
                 data.playVoice(context, data: cItem);
               }
-
             })
           else
             Row(