hyzp_ybqx-Commit125：已使用flutter_background_service 0.0.1+21插件，初步实现后台提醒

lib/components/UserInfo.dart

@@ -1,6 +1,6 @@
 import 'package:hyzp_ybqx/components/commonFun.dart';
 import 'package:hyzp_ybqx/pages/Works/DWDT/dwInfo_data.dart';
-
+import 'package:hyzp_ybqx/services/Storage.dart';
 import 'EncryptUtil.dart';
 import 'commonFun.dart';
 
@@ -25,8 +25,10 @@ class UserInfo {
     setQxInfo(mapUserInfo["qx_code"], mapUserInfo["qx_name"]);
   }
 
-  setQxInfo(String _qx_code, String _qx_name) {
+  setQxInfo(String _qx_code, String _qx_name) async {
     qx_code = int.parse(_qx_code.trim());
+    await Storage.setInt('qx_code', qx_code); // 为启动前台服务，保存 qx_code 到用户配置中
+
     qx_name = _qx_name;
     //区县用户登录接口增加返回字段“sfsy”，0表示正式账号，1表示试用账号
     qx_trial_tag = mapUserInfo['sfsy'];

lib/components/commonFun.dart

@@ -119,43 +119,44 @@ const int g_sip = 1; // 新增sip参数，0表示市级平台，1表示区县平
 List listReviewed = [];
 bool g_bVoiceRemind = false; // 用户设置是否开启语音提醒
 int g_remindGap = 60; // 提醒间隔默认为60S，0表示取消定时提醒
-Timer g_remindTimer; //定时提醒变量
 
-// 设置定时提醒
+// Timer g_remindTimer; //定时提醒变量
-setRemindTimer({bool enable = true}) {
+//
-  // 先取消旧的定时任务
+// // 设置定时提醒
-  if (null != g_remindTimer) {
+// setRemindTimer({bool enable = true}) {
-    g_remindTimer.cancel(); //取消计时器
+//   // 先取消旧的定时任务
-  }
+//   if (null != g_remindTimer) {
-
+//     g_remindTimer.cancel(); //取消计时器
-  // 设置新的定时任务
+//   }
-  if (enable && g_remindGap > 0) {
+//
-    ///循环执行定时任务，间隔 g_remindGap 秒
+//   // 设置新的定时任务
-    g_remindTimer = Timer.periodic(Duration(seconds: g_remindGap), (timer) {
+//   if (enable && g_remindGap > 0) {
-      ///定时任务
+//     ///循环执行定时任务，间隔 g_remindGap 秒
-      doRemind();
+//     g_remindTimer = Timer.periodic(Duration(seconds: g_remindGap), (timer) {
-    });
+//       ///定时任务
-  }
+//       doRemind();
-}
+//     });
-
+//   }
-// 执行语音提醒
+// }
-Future doRemind() async {
+//
-  // 获取待审核黑烟车记录
+// // 执行语音提醒
-  if (g_bVoiceRemind) {
+// Future doRemind() async {
-    listReviewed.clear();
+//   // 获取待审核黑烟车记录
-    print("listReviewed = $listReviewed");
-    await getReviewedList(); //注意：访问区县后台接口，需要统一添加区县代码参数
-    print("listReviewed = $listReviewed");
 //   if (g_bVoiceRemind) {
-    // import 'dart:io';
+//     listReviewed.clear();
-    // import 'package:audioplayers/audio_cache.dart';
+//     print("listReviewed = $listReviewed");
-    // print("播放：语音提醒.mp3");
+//     await getReviewedList(); //注意：访问区县后台接口，需要统一添加区县代码参数
-    if (listReviewed.length > 0) {
+//     print("listReviewed = $listReviewed");
-      // AudioCache().play(File('audio/语音提醒.mp3').path); //语音提醒
+//     // if (g_bVoiceRemind) {
-      myPlayVoiceRemind();
+//     // import 'dart:io';
-    }
+//     // import 'package:audioplayers/audio_cache.dart';
-  }
+//     // print("播放：语音提醒.mp3");
-}
+//     if (listReviewed.length > 0) {
+//       // AudioCache().play(File('audio/语音提醒.mp3').path); //语音提醒
+//       myPlayVoiceRemind();
+//     }
+//   }
+// }
 
 ///用于定时提醒的变量和函数
 

lib/pages/tabs/Tabs.dart

@@ -17,6 +17,8 @@ import '../../services/ServiceLocator.dart';
 import '../../services/Storage.dart';
 import 'page1_work.dart';
 // import 'package:audioplayers/audio_cache.dart';
+import 'package:flutter_background_service/flutter_background_service.dart';
+import 'package:hyzp_ybqx/pages/tabs/flutter_background_service_my.dart';
 
 class Tabs extends StatefulWidget {
   Tabs({Key key, this.arguments = 0}) : super(key: key);
@@ -65,6 +67,7 @@ class _TabsState extends State<Tabs> {
   @override
   void initState() {
     super.initState();
+
     getlistItems().then((value) => try_setState());
     print('widget.arguments = ${widget.arguments}');
     //_currentIndex = 3 == widget.arguments ? 0 : widget.arguments; //解决"我的"页面根据用户所属组及时刷新问题
@@ -85,47 +88,17 @@ class _TabsState extends State<Tabs> {
   }
 
   init() async {
-    // // 从磁盘读取变量
-    // g_bVoiceRemind = await Storage.getBool('bVoiceRemind');
-    // g_bVoiceRemind = (null == g_bVoiceRemind) ? false : g_bVoiceRemind;
-    // // print('g_bVoiceRemind = $g_bVoiceRemind');
-    // eventBus.fire(VoiceRemindUpdate('g_bVoiceRemind 数据已更新'));
-
     // 执行语音提醒
-    doRemind();
-
-    //设置定时提醒，循环执行定时任务，间隔 g_remindGap 秒
-    setRemindTimer();
-
-    // g_remindTimer = Timer.periodic(Duration(seconds: g_remindGap), (timer) {
-    //   ///定时任务
     // doRemind();
-    // });
+    //设置定时提醒，循环执行定时任务，间隔 g_remindGap 秒
-  }
+    // setRemindTimer();
 
-  // // 执行语音提醒
+    WidgetsFlutterBinding.ensureInitialized();
-  // Future doRemind() async {
+    FlutterBackgroundService.initialize(onStart);
-  //   // 获取待审核黑烟车记录
+  }
-  //   listReviewed.clear();
-  //   print("listReviewed = $listReviewed");
-  //   await getReviewedList(); //注意：访问区县后台接口，需要统一添加区县代码参数
-  //   print("listReviewed = $listReviewed");
-  //   if (g_bVoiceRemind && listReviewed.length > 0) {
-  //     // if (g_bVoiceRemind) {
-  //     // import 'dart:io';
-  //     // import 'package:audioplayers/audio_cache.dart';
-  //     // print("播放：语音提醒.mp3");
-  //     AudioCache().play(File('audio/语音提醒.mp3').path); //语音提醒
-  //   }
-  // }
 
   @override
   void dispose() {
-    // 取消定时任务
-    if (null != g_remindTimer) {
-      g_remindTimer.cancel(); //取消计时器
-    }
-
     super.dispose();
   }
 

lib/pages/tabs/page7_setRemind.dart

@@ -11,6 +11,8 @@ import 'package:hyzp_ybqx/services/Storage.dart';
 
 import '../../components/commonFun.dart';
 import '../../widget/JdButton.dart';
+import 'package:flutter_background_service/flutter_background_service.dart';
+import 'package:hyzp_ybqx/pages/tabs/flutter_background_service_my.dart';
 
 class page7_setRemind extends StatefulWidget {
   page7_setRemind({Key key}) : super(key: key);
@@ -19,6 +21,9 @@ class page7_setRemind extends StatefulWidget {
 }
 
 class _LoginPageState extends State<page7_setRemind> {
+  bool bVoiceRemind;
+  int remindGap;
+
   dispose() {
     super.dispose();
   }
@@ -27,16 +32,7 @@ class _LoginPageState extends State<page7_setRemind> {
   void initState() {
     super.initState();
     bVoiceRemind = g_bVoiceRemind;
-
+    remindGap = g_remindGap;
-    getListView();
-
-    // //监听 g_bVoiceRemind 更新事件
-    // eventBus.on<VoiceRemindUpdate>().listen((event) async {
-    //   print(event.str + ", g_bVoiceRemind = $g_bVoiceRemind");
-    //   setState(() {
-    //     getListView();
-    //   });
-    // });
   }
 
   ////////
@@ -106,85 +102,15 @@ class _LoginPageState extends State<page7_setRemind> {
     setState(() {
       bVoiceRemind = !bVoiceRemind;
       print("bVoiceRemind = $bVoiceRemind");
-      // Storage.setBool('bVoiceRemind', bVoiceRemind);
-      if (bVoiceRemind) {
       print("播放语音提醒");
-        // AudioCache().play(File('audio/语音提醒.mp3').path); //语音提醒
+      if (bVoiceRemind) {
         myPlayVoiceRemind();
+      } else {
+        myPlayClick();
       }
-      getListView();
     });
   }
 
-  bool bVoiceRemind;
-
-  getListView() {
-    _listViewUser.clear();
-    _listViewUser = [
-      Center(
-        child: Container(
-          margin: EdgeInsets.only(top: 30),
-          height: ScreenUtil().setWidth(160),
-          width: ScreenUtil().setWidth(160),
-          //child: Image.asset('assets/images/user.png', fit: BoxFit.cover),
-          child: Image.asset('assets/images/ybsthbj.png', fit: BoxFit.fitHeight),
-        ),
-      ),
-      SizedBox(height: 50),
-      _getListTile('待审提醒',
-          leadPath: 'assets/images/语音提醒.png',
-          leadColor: _deepGreyColor,
-          textColor: bVoiceRemind ? Colors.blue : null,
-          onTapFun: OnTap_Remind,
-          trailWidget: bVoiceRemind
-              ? Icon(Icons.check_box, color: Colors.blue)
-              : Icon(Icons.check_box_outline_blank, color: Colors.blueAccent)),
-      _getListTile('提醒间隔（秒）',
-          leadPath: 'assets/images/时间间隔.png',
-          leadColor: _deepBlueColor,
-          trailWidget: getTextField()),
-      SizedBox(height: 60),
-      Row(
-        mainAxisAlignment: MainAxisAlignment.spaceAround,
-        children: [
-          JdButton(
-            height: 128,
-            width: 282,
-            //height: 126,
-            text: "确认",
-            color: Colors.blueAccent,
-            onTop: () {
-              g_bVoiceRemind = bVoiceRemind;
-              print("g_bVoiceRemind = $g_bVoiceRemind");
-              Storage.setBool('bVoiceRemind', g_bVoiceRemind);
-
-              g_remindGap = _gap;
-              print("g_remindGap = $g_remindGap");
-              Storage.setInt('nRemindGap', g_remindGap);
-              setRemindTimer(enable: g_bVoiceRemind);
-
-              // AudioCache().play(File('audio/yinxiao1064.mp3').path); //音效提醒
-              myPlayClacks(); //音效提醒
-              Navigator.pop(context);
-            },
-          ),
-          JdButton(
-            height: 128,
-            width: 282,
-            //height: 126,
-            text: "取消",
-            color: Colors.blueAccent,
-            onTop: () {
-              Navigator.pop(context);
-            },
-          )
-        ],
-      ),
-    ];
-  }
-
-  int _gap = g_remindGap;
-
   Widget getTextField() {
     return Container(
       width: ScreenUtil().setWidth(150),
@@ -193,10 +119,10 @@ class _LoginPageState extends State<page7_setRemind> {
         focusNode: FocusNode(),
         textAlignVertical: TextAlignVertical(y: 1.0),
         controller: TextEditingController.fromValue(TextEditingValue(
-            text: _gap.toString(),
+            text: remindGap.toString(),
             // 保持光标在最后
-            selection: TextSelection.fromPosition(
+            selection: TextSelection.fromPosition(TextPosition(
-                TextPosition(affinity: TextAffinity.downstream, offset: _gap.toString().length)))),
+                affinity: TextAffinity.downstream, offset: remindGap.toString().length)))),
         maxLines: 1,
         keyboardType: TextInputType.number,
         decoration: InputDecoration(
@@ -209,7 +135,7 @@ class _LoginPageState extends State<page7_setRemind> {
           enabledBorder: UnderlineInputBorder(borderSide: BorderSide(color: Colors.lightBlue)),
         ),
         onChanged: (v) {
-          _gap = int.parse(v);
+          remindGap = int.parse(v);
         },
       ),
     );
@@ -279,7 +205,83 @@ class _LoginPageState extends State<page7_setRemind> {
       body: Container(
         padding: EdgeInsets.only(top: 30, bottom: 20, left: 20, right: 20),
         child: ListView(
-          children: _listViewUser,
+          children: [
+            Center(
+              child: Container(
+                margin: EdgeInsets.only(top: 30),
+                height: ScreenUtil().setWidth(160),
+                width: ScreenUtil().setWidth(160),
+                //child: Image.asset('assets/images/user.png', fit: BoxFit.cover),
+                child: Image.asset('assets/images/ybsthbj.png', fit: BoxFit.fitHeight),
+              ),
+            ),
+            SizedBox(height: 50),
+            _getListTile('待审提醒',
+                leadPath: 'assets/images/语音提醒.png',
+                leadColor: _deepGreyColor,
+                textColor: bVoiceRemind ? Colors.blue : null,
+                onTapFun: OnTap_Remind,
+                trailWidget: bVoiceRemind
+                    ? Icon(Icons.check_box, color: Colors.blue)
+                    : Icon(Icons.check_box_outline_blank, color: Colors.blueAccent)),
+            _getListTile('提醒间隔（秒）',
+                leadPath: 'assets/images/时间间隔.png',
+                leadColor: _deepBlueColor,
+                trailWidget: getTextField()),
+            SizedBox(height: 60),
+            Row(
+              mainAxisAlignment: MainAxisAlignment.spaceAround,
+              children: [
+                JdButton(
+                  height: 128,
+                  width: 282,
+                  //height: 126,
+                  text: "确认",
+                  color: Colors.blueAccent,
+                  onTop: () async {
+                    if (g_bVoiceRemind != bVoiceRemind && g_remindGap != remindGap) {
+                      if (await FlutterBackgroundService().isServiceRunning()) {
+                        FlutterBackgroundService().sendData({"action": "stopService"});
+                      }
+
+                      g_bVoiceRemind = bVoiceRemind;
+                      print("g_bVoiceRemind = $g_bVoiceRemind");
+                      await Storage.setBool('bVoiceRemind', g_bVoiceRemind);
+
+                      g_remindGap = remindGap;
+                      print("g_remindGap = $g_remindGap");
+                      await Storage.setInt('nRemindGap', g_remindGap);
+
+                      if (bVoiceRemind) {
+                        while (true) {
+                          var isRunning = await FlutterBackgroundService().isServiceRunning();
+                          if (!isRunning) {
+                            await FlutterBackgroundService.initialize(onStart);
+                            myPlayVoiceRemind();
+                            break;
+                          }
+                        }
+                      } else {
+                        myPlayClick();
+                      }
+                    }
+
+                    Navigator.pop(context);
+                  },
+                ),
+                JdButton(
+                  height: 128,
+                  width: 282,
+                  //height: 126,
+                  text: "取消",
+                  color: Colors.blueAccent,
+                  onTop: () {
+                    Navigator.pop(context);
+                  },
+                )
+              ],
+            ),
+          ],
         ),
       ),
     );