DataService.dart fix on load empty data

logger.dart new logger release

lib/core/logger.dart

@@ -1,62 +1,79 @@
-//import 'dart:developer' as prefix0;
+import 'dart:convert';
 import 'package:logger/logger.dart';
 
-// class SimpleLogPrinter extends LogPrinter {
+class SimpleLogPrinter extends LogPrinter {
-//   static int counter = 0;
+  final String className;
-//   final String className;
+  static final _deviceStackTraceRegex = RegExp(r'#[0-9]+[\s]+(.+) \(([^\s]+)\)');
+  static final _webStackTraceRegex = RegExp(r'^((packages|dart-sdk)\/[^\s]+\/)');
+  SimpleLogPrinter(this.className);
 
-//   SimpleLogPrinter(this.className);
+  @override
+  List<String> log(LogEvent event) {
+    var level = event.level;
+    var message = stringifyMessage(event.message);
+    var error = event.error?.toString() ?? '';
+    var color = PrettyPrinter.levelColors[level];
+    var emoji = PrettyPrinter.levelEmojis[level];
+    String stack;
+    if (event.stackTrace == null) {
+     stack = formatStackTrace(StackTrace.current, 2);
+    } else {
+     stack = formatStackTrace(event.stackTrace, 2);
+    }
+    print(color(' $emoji $message $error -> $stack '));
+    return [];
+  }
 
-//   @override
+  String stringifyMessage(dynamic message) {
-//   List<String> log(LogEvent event) {
+   if (message is Map || message is Iterable) {
-//     prefix0.log(
+    var encoder = JsonEncoder.withIndent('  ');
-//       event.message,
+    return encoder.convert(message);
-//       time: DateTime.now(),
+   } else {
-//       level: () {
+    return message.toString();
-//         switch (event.level) {
+   }
-//           case Level.verbose:
+  }
-//             return 0;
-//           case Level.debug:
-//             return 500;
-//           case Level.info:
-//             return 0;
-//           case Level.warning:
-//             return 1500;
-//           case Level.error:
-//             return 2000;
-//           case Level.wtf:
-//             return 2000;
-//           default:
-//             return 2000;
-//         }
-//       }(),
-//       name: className,
-//       error: event.error,
-//       sequenceNumber: counter += 1,
-//     );
-//     return [];
-//   }
-// }
 
-// Logger getLogger(String className) {
+  String formatStackTrace(StackTrace stackTrace, int methodPosition) {
-//  //return Logger(printer: SimpleLogPrinter(className));
+    var lines = stackTrace.toString().split('\n');
-//  return Logger(
+    var formatted = <String>[];
-//    printer: PrettyPrinter(
+    var count = 0;
-//    methodCount: 1, // number of method calls to be displayed
+    for (var line in lines) {
-//    errorMethodCount: 1, // number of method calls if stacktrace is provided
+      if (_discardDeviceStacktraceLine(line) ||
-//    lineLength: 120, // width of the output
+          _discardWebStacktraceLine(line)) {
-//    colors: true, // Colorful log messages
+        continue;
-//    printEmojis: false, // Print an emoji for each log message
+      }
-//    printTime: false // Should each log print contain a timestamp
+      formatted.add('${line.replaceFirst(RegExp(r'#\d+\s+'), '')}');
-//  ));
+      if (++count == methodPosition) {
-// }
+        break;
+      }
+    }
 
+    if (formatted.isEmpty) {
+      return null;
+    } else {
+      //return formatted.join('\n');
+      return formatted.last;
+    }
+  }
+
+  bool _discardDeviceStacktraceLine(String line) {
+    var match = _deviceStackTraceRegex.matchAsPrefix(line);
+    if (match == null) {
+      return false;
+    }
+    return match.group(2).startsWith('package:logger');
+  }
+
+  bool _discardWebStacktraceLine(String line) {
+    var match = _webStackTraceRegex.matchAsPrefix(line);
+    if (match == null) {
+      return false;
+    }
+    return match.group(1).startsWith('packages/logger') ||
+        match.group(1).startsWith('dart-sdk/lib');
+  }
+}
 
 Logger getLogger(String className) {
-  //return Logger(printer: SimpleLogPrinter(className));
+  return Logger(printer: SimpleLogPrinter(className));
-  return Logger(
+}
-      printer: SimplePrinter(
-          colors: true, // Colorful log messages
-          printTime: false // Should each log print contain a timestamp
-      ));
-}

lib/core/services/DataService.dart

@@ -102,13 +102,20 @@ class DataService extends BaseService {
          *  name,
          *  type
          */
-  Future<void> insertVoucher({ @required User user, String data, String base64Data, @required String name,  double total = 0.0, String type = VoucherTypePayment, String url }) {
+  Future<void> insertVoucher(
+      {@required User user,
+      String data,
+      String base64Data,
+      @required String name,
+      double total = 0.0,
+      String type = VoucherTypePayment,
+      String url}) {
     assert(user != null);
     assert(name != null);
     Voucher voucher = Voucher()
-    ..name=name
+      ..name = name
-    ..url=url
+      ..url = url
-    ..total = total
+      ..total = total
       ..appCompanyId = user.appCompanyId
       ..kassaId = user.kassaId
       ..data = data
@@ -141,13 +148,13 @@ class DataService extends BaseService {
         data = jsonEncode(checkData.toJson());
       }
 
-      log.i('token: $token');
+//      log.i('token: $token');
-      log.i('data: $data');
+//      log.i('data: $data');
       Response<dynamic> response = await (operationType == OperationTypePay
           ? _api.sell(token, data)
           : _api.sellReturn(token, data));
-      log.i('response status: ${response.status}');
+//      log.i('response status: ${response.status}');
-      log.i('response operation: ${response.operation}');
+//      log.i('response operation: ${response.operation}');
       if (response.status == 200 && response.operation == true) {
         User user = Redux.store.state.userState.user;
         String check = response?.body['check'];
@@ -155,19 +162,21 @@ class DataService extends BaseService {
         String url = response?.body['link'];
         int checkNum = journal['check_num'];
         var summ = journal['summ'];
-        double total =  summ!= null ?  double.parse(summ.toString()) : 0.0;
+        double total = summ != null ? double.parse(summ.toString()) : 0.0;
         this.insertVoucher(
-          user: user,
+            user: user,
-          name: 'Чек №$checkNum', 
+            name: 'Чек №$checkNum',
-          data: data , 
+            data: data,
-          base64Data: check, 
+            base64Data: check,
-          total: total, 
+            total: total,
-          url: url,
+            url: url,
-          type: operationType == OperationTypeReturn ? VoucherTypeReturnPay : VoucherTypePayment );
+            type: operationType == OperationTypeReturn
+                ? VoucherTypeReturnPay
+                : VoucherTypePayment);
       }
       return response;
-    } catch (e) {
+    } catch (e, stack) {
-      print(e);
+      log.e("sellOrReturn", e, stack);
     }
     return null;
   }
@@ -191,33 +200,44 @@ class DataService extends BaseService {
     try {
       String token = user.token;
       Response<dynamic> goods = await _api.getGoodsFromServer(token);
+      if(goods.operation==false){
+        log.w('session is closed');
+        return false;
+      }
       Response<dynamic> categories = await _api.getCategoryFromServer(token);
       Response<dynamic> services = await _api.getServiceFromServer(token);
       await _db.deleteAll(Goog_tableName);
       await _db.deleteAll(Category_tableName);
       await _db.deleteAll(Service_tableName);
       log.i('All tables cleaned');
-      for (var key in goods.body.keys) {
-        Good row = Good.fromJson(goods.body[key]);
-        await _db.insert(Goog_tableName, row.toMap());
-      }
-      log.i('Inserted ${goods.body.length} to table $Goog_tableName');
 
-      for (var el in categories.body) {
-        Category row = Category.fromJson(el);
-        await _db.insert(Category_tableName, row.toMap());
-      }
-      log.i('Inserted ${categories.body.length} to table $Category_tableName');
 
-      for (var key in services.body.keys) {
+      if (goods.body.isNotEmpty) {
-        Service row = Service.fromJson(services.body[key]);
+        for (var key in goods.body.keys) {
-        await _db.insert(Service_tableName, row.toMap());
+          Good row = Good.fromJson(goods.body[key]);
+          await _db.insert(Goog_tableName, row.toMap());
+        }
+        log.i('Inserted ${goods.body.length} to table $Goog_tableName');
+      }
+      if (categories.body.isNotEmpty) {
+        for (var el in categories.body) {
+          Category row = Category.fromJson(el);
+          await _db.insert(Category_tableName, row.toMap());
+        }
+        log.i(
+            'Inserted ${categories.body.length} to table $Category_tableName');
       }
-      log.i('Inserted ${services.body.length} to table $Service_tableName');
 
+      if (services.body.isNotEmpty) {
+        for (var key in services.body.keys) {
+          Service row = Service.fromJson(services.body[key]);
+          await _db.insert(Service_tableName, row.toMap());
+        }
+        log.i('Inserted ${services.body?.length} to table $Service_tableName');
+      }
       return true;
-    } catch (e) {
+    } catch (e, stack) {
-      print(e);
+      log.e("load from server", e, stack);
       return false;
     }
   }

pubspec.lock

@@ -155,7 +155,7 @@ packages:
       name: http
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.1"
+    version: "0.12.2"
   http_parser:
     dependency: transitive
     description:

pubspec.yaml

@@ -17,7 +17,7 @@ dependencies:
     logger: ^0.9.1
     get_it: ^4.0.2
     equatable: ^1.2.2
-    http: ^0.12.1
+    http: ^0.12.2
     sqflite: ^1.3.1
     path_provider: ^1.6.11
     google_fonts: ^1.1.0