add exportSync and export method to the game

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 This file contains highlights of what changes on each version of the cargo package.
 
+#### Pub version 0.4.2 ####
+
+- export & exportSync methods
+
 #### Pub version 0.4.1+1 ####
 
 - Change of directory for temporary data for testing

lib/src/cargo.dart

@@ -32,10 +32,12 @@ abstract class CargoBase {
     return getItemSync(key);
   }
 
-  Map export();
+  Map exportSync();
+
+  Future<Map> export();
 
   CargoBase copyTo(CargoBase storage) {
-    this.export().forEach((key, value) => storage.add(key, value));
+    this.exportSync().forEach((key, value) => storage.add(key, value));
     return storage;
   }
 

lib/src/client/indexdb_impl.dart

@@ -119,13 +119,26 @@ class IndexDbCargo extends Cargo {
     });
   }
 
-  Map export() {
+  Map exportSync() {
     Map values = new Map();
     for (var key in keys) {
       values[key] = getItemSync(key);
     }
     return values;
   }
+
+  Future<Map> export() {
+    Completer complete = new Completer();
+    Map values = new Map();
+    _doCommand((ObjectStore store) {
+          store.openCursor().listen((CursorWithValue cwv) {
+            values[cwv.key] = cwv.value;
+          }).onDone(() {
+            complete.complete(values);
+          });;
+        });
+    return complete.future;
+  }
 
   Database get _db => _databases[dbName];
 }

lib/src/client/storage_impl.dart

@@ -61,9 +61,15 @@ class LocalstorageCargo extends Cargo {
     return values.length;
   }
 
-  Map export() {
+  Map exportSync() {
     return values;
   }
+
+  Future<Map> export() {
+    Completer complete = new Completer();
+    complete.complete(values);
+    return complete.future;
+  }
 
   Future start() => _completer.future;
 }

lib/src/server/file_impl.dart

@@ -123,13 +123,35 @@ class FileCargo extends Cargo {
     });
   }
 
-  Map export() {
+  Map exportSync() {
     Map values = new Map();
     for (var key in keys) {
       values[key] = getItemSync(key);
     }
     return values;
   }
+
+  Future<Map> export() {
+        Completer complete = new Completer();
+
+        Map values = new Map();
+
+        Directory dir = new Directory(pathToStore);
+        dir.list(recursive: true, followLinks: false).listen((FileSystemEntity entity) {
+          var path = entity.path;
+
+          if (path.indexOf(".json") > 1) {
+            var fileName = path.split('\\').last;
+            fileName = fileName.replaceAll(".json", '');
+            var key = fileName.toString();
+
+            values[key] = getItemSync(key);
+          }
+        }).onDone(() {
+          complete.complete(values);
+        });
+        return complete.future;
+    }
 
   void clear() {
     Directory dir = new Directory(pathToStore);

lib/src/shared/memory_impl.dart

@@ -57,9 +57,15 @@ class MemoryImpl extends CargoBase with CargoDispatch {
     return values.length;
   }
 
-  Map export() {
+  Map exportSync() {
     return values;
   } 
+
+  Future<Map> export() {
+    Completer complete = new Completer();
+    complete.complete(values);
+    return complete.future;
+  }
 
   Future start() => _completer.future;
 }

pubspec.yaml

@@ -1,5 +1,5 @@
 name: cargo
-version: 0.4.1+1
+version: 0.4.2
 author: Joris Hermans <hermansj@gmail.com>
 description: A key value, storage library for dart
 homepage: https://github.com/ForceUniverse/cargo