跌倒紀錄編號更新

lib/HistoricalRecord.dart

@@ -3,7 +3,6 @@ import 'package:mysql_client/mysql_client.dart';
 import 'package:video_player/video_player.dart';
 import 'package:better_player_plus/better_player_plus.dart';
 
-
 class HistoricalRecord extends StatefulWidget {
   final String email; // 接收來自上個頁面的 email
   HistoricalRecord({required this.email});
@@ -14,6 +13,7 @@ class HistoricalRecord extends StatefulWidget {
 
 class _HistoricalRecordState extends State<HistoricalRecord> {
   List<Map<String, dynamic>> _results = [];
+  int _totalRecords = 0; // 儲存總比數
 
   @override
   void initState() {
@@ -34,21 +34,30 @@ class _HistoricalRecordState extends State<HistoricalRecord> {
     await conn.connect();
 
     try {
-      var userNameResult = await conn.execute(// 使用傳遞過來的 email來找homeusername
+      var userNameResult = await conn.execute(
         'SELECT homeUserName FROM HomeLogin WHERE homeEmail = :email',
         {'email': widget.email},
       );
       if (userNameResult.rows.isNotEmpty) {
-        String homeUserName = userNameResult.rows.first.colByName(
-            "homeUserName").toString();
+        String homeUserName = userNameResult.rows.first.colByName("homeUserName").toString();
         print('homeUserName: $homeUserName');
-        // 查詢對應 homeUserName 的跌倒資料
+
+        // 先計算該長者的跌倒紀錄總筆數
+        var countResult = await conn.execute(
+          'SELECT COUNT(*) AS total FROM HomeElderFall WHERE homeUserName = :homeUserName',
+          {'homeUserName': homeUserName},
+        );
+
+        if (countResult.rows.isNotEmpty) {
+          _totalRecords = int.parse(countResult.rows.first.colByName("total").toString());
+        }
+
+        // 查詢對應 homeUserName 的跌倒資料，並按時間降序排列
         var fallResult = await conn.execute(
           'SELECT HomeElderFall.* FROM HomeElderFall WHERE homeUserName = :homeUserName ORDER BY hfTime DESC',
           {'homeUserName': homeUserName},
         );
 
-
         if (fallResult.rows.isEmpty) {
           print('No data found in users table.');
         } else {
@@ -56,9 +65,6 @@ class _HistoricalRecordState extends State<HistoricalRecord> {
             _results = fallResult.rows
                 .map((row) =>
             {
-            //'長者ID': row.colAt(4), //去裝資料庫的行數
-            '跌倒編號': row.colAt(0),    // 跌倒紀錄的編號 hfId
-            //'姓名': row.colAt(8),
               '跌倒時間': row.colAt(1),
               '跌倒原因': row.colAt(2),
               '跌倒地點': row.colAt(6),
@@ -66,7 +72,7 @@ class _HistoricalRecordState extends State<HistoricalRecord> {
                 .toList();
           });
         }
-    }else {
+      } else {
         setState(() {
           _results = [];
         });
@@ -105,9 +111,10 @@ class _HistoricalRecordState extends State<HistoricalRecord> {
               ),
             )
                 : ListView.builder(
-                  padding: EdgeInsets.symmetric(vertical: 5), // 调整列表视图的 padding
+              padding: EdgeInsets.symmetric(vertical: 5), // 調整列表視圖的 padding
               itemCount: _results.length,
               itemBuilder: (context, index) {
+                int displayIndex = _totalRecords - index; // 計算倒序編號
                 return Padding(
                   padding: const EdgeInsets.symmetric(
                       vertical: 4.0, horizontal: 16.0),
@@ -126,8 +133,7 @@ class _HistoricalRecordState extends State<HistoricalRecord> {
                       ),
                       child: ListTile(
                         title: Text(
-                                '紀錄編號: ${_results[index]['跌倒編號']}', // 顯示 hfId
-                                //_results[index]['姓名'],
+                          '紀錄編號: 第${displayIndex}筆', // 使用倒序顯示編號
                           style: TextStyle(
                             fontWeight: FontWeight.bold,
                             fontSize: 18,
@@ -136,7 +142,7 @@ class _HistoricalRecordState extends State<HistoricalRecord> {
                         subtitle: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
-                                  Text(//'長者ID: ${_results[index]['長者ID']}\n'
+                            Text(
                               '跌倒時間: ${_results[index]['跌倒時間']}\n'
                                   '跌倒原因: ${_results[index]['跌倒原因']}\n'
                                   '跌倒地點: ${_results[index]['跌倒地點']}\n',
@@ -239,21 +245,18 @@ class _FallDetailPageState extends State<FallDetailPage> {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: Text('詳細資料'),//'${fallDetail['姓名']} 的詳細資料'
+        title: Text('詳細資料'),
       ),
       body: Padding(
         padding: const EdgeInsets.all(16.0),
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            //Text('長者ID: ${fallDetail['長者ID']}', style: TextStyle(fontSize: 18)),
-            //SizedBox(height: 10),
             Text('跌倒時間: ${widget.fallDetail['跌倒時間']}', style: TextStyle(fontSize: 18)),
             SizedBox(height: 10),
             Text('跌倒原因: ${widget.fallDetail['跌倒原因']}', style: TextStyle(fontSize: 18)),
             SizedBox(height: 10),
             Text('跌倒地點: ${widget.fallDetail['跌倒地點']}', style: TextStyle(fontSize: 18)),
-            // 在這裡可以添加更多詳細資料
             if (fhvideoId != '') AspectRatio(
               aspectRatio: 16 / 9,
               child: BetterPlayer(controller: _betterPlayerController),