diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 8b02a23..a664487 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -2,7 +2,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           package="com.dinect.checker"
           android:versionCode="1"
-          android:versionName="0.4">
+          android:versionName="0.6">
 
     <uses-sdk
         android:minSdkVersion="16"
diff --git a/checker.sublime-project b/checker.sublime-project
deleted file mode 100644
index 24db303..0000000
--- a/checker.sublime-project
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-	"folders":
-	[
-		{
-			"path": "."
-		}
-	]
-}
diff --git a/checker.sublime-workspace b/checker.sublime-workspace
deleted file mode 100644
index f516e7e..0000000
--- a/checker.sublime-workspace
+++ /dev/null
@@ -1,235 +0,0 @@
-{
-	"auto_complete":
-	{
-		"selected_items":
-		[
-			[
-				"e",
-				"else"
-			],
-			[
-				"pre",
-				"previewing"
-			],
-			[
-				"purc",
-				"_purchase"
-			]
-		]
-	},
-	"buffers":
-	[
-	],
-	"build_system": "",
-	"build_system_choices":
-	[
-	],
-	"build_varint": "",
-	"command_palette":
-	{
-		"height": 392.0,
-		"last_filter": "packa",
-		"selected_items":
-		[
-			[
-				"packa",
-				"Package Control: Install Package"
-			],
-			[
-				"pac",
-				"Install Package Control"
-			]
-		],
-		"width": 485.0
-	},
-	"console":
-	{
-		"height": 0.0,
-		"history":
-		[
-		]
-	},
-	"distraction_free":
-	{
-		"menu_visible": true,
-		"show_minimap": false,
-		"show_open_files": false,
-		"show_tabs": false,
-		"side_bar_visible": false,
-		"status_bar_visible": false
-	},
-	"expanded_folders":
-	[
-		"/home/kifio/checker"
-	],
-	"file_history":
-	[
-		"/home/kifio/checker/lib/purchase.dart",
-		"/home/kifio/checker/lib/base_state.dart",
-		"/home/kifio/checker/lib/main.dart",
-		"/home/kifio/checker/lib/network.dart",
-		"/home/kifio/checker/pubspec.yaml",
-		"/home/kifio/checker/lib/registration.dart",
-		"/home/kifio/checker/lib/activate_token.dart",
-		"/home/kifio/checker/lib/common.dart",
-		"/home/kifio/checker/lib/consts.dart",
-		"/home/kifio/checker/android/app/src/main/AndroidManifest.xml",
-		"/home/kifio/checker/lib/splash.dart",
-		"/home/kifio/checker/lib/faq.dart",
-		"/home/kifio/checker/android/app/src/main/java/com/dinect/checker/activity/CameraActivity.java",
-		"/home/kifio/checker/android/app/src/main/java/com/dinect/checker/activity/MainActivity.java",
-		"/Users/kifio/FlutterProjects/checker/lib/consts.dart",
-		"/Users/kifio/FlutterProjects/checker/lib/activate_token.dart",
-		"/Users/kifio/FlutterProjects/checker/lib/registration.dart",
-		"/Users/kifio/FlutterProjects/checker/lib/purchase_success.dart",
-		"/Users/kifio/FlutterProjects/checker/lib/purchase.dart",
-		"/Users/kifio/FlutterProjects/checker/lib/main.dart",
-		"/Users/kifio/FlutterProjects/checker/lib/faq.dart",
-		"/home/kifio/ShitCoding/checker/lib/main.dart",
-		"/home/kifio/ShitCoding/checker/lib/base_state.dart",
-		"/home/kifio/ShitCoding/checker/lib/splash.dart",
-		"/home/kifio/ShitCoding/checker/lib/registration.dart",
-		"/home/kifio/ShitCoding/checker/lib/activate_token.dart"
-	],
-	"find":
-	{
-		"height": 23.0
-	},
-	"find_in_files":
-	{
-		"height": 93.0,
-		"where_history":
-		[
-			""
-		]
-	},
-	"find_state":
-	{
-		"case_sensitive": true,
-		"find_history":
-		[
-			"intToken",
-			"http://pos-api-autoclub.dinect.com/20130701/",
-			"intUrl",
-			"async",
-			"common",
-			"  \treturn new Text('Покупка на сумму 1234.00 руб. проведена', style: new TextStyle(color: tokenActiveTextColor, decorationColor: const Color(0x8ae28aff)));\n",
-			"getProgressIndicator",
-			"direc",
-			"_loading",
-			"_merchantID",
-			"    \n",
-			"getPaddingForTextField",
-			"horiz",
-			"horizontaMargin",
-			"28.0",
-			"merchantID"
-		],
-		"highlight": true,
-		"in_selection": false,
-		"preserve_case": false,
-		"regex": false,
-		"replace_history":
-		[
-			"loading",
-			"textFieldValue",
-			"verticalMargin",
-			"_merchantID"
-		],
-		"reverse": false,
-		"show_context": true,
-		"use_buffer2": true,
-		"whole_word": false,
-		"wrap": true
-	},
-	"groups":
-	[
-		{
-			"sheets":
-			[
-			]
-		}
-	],
-	"incremental_find":
-	{
-		"height": 23.0
-	},
-	"input":
-	{
-		"height": 33.0
-	},
-	"layout":
-	{
-		"cells":
-		[
-			[
-				0,
-				0,
-				1,
-				1
-			]
-		],
-		"cols":
-		[
-			0.0,
-			1.0
-		],
-		"rows":
-		[
-			0.0,
-			1.0
-		]
-	},
-	"menu_visible": true,
-	"output.find_results":
-	{
-		"height": 0.0
-	},
-	"pinned_build_system": "",
-	"project": "checker.sublime-project",
-	"replace":
-	{
-		"height": 42.0
-	},
-	"save_all_on_build": true,
-	"select_file":
-	{
-		"height": 0.0,
-		"last_filter": "",
-		"selected_items":
-		[
-		],
-		"width": 0.0
-	},
-	"select_project":
-	{
-		"height": 0.0,
-		"last_filter": "",
-		"selected_items":
-		[
-		],
-		"width": 0.0
-	},
-	"select_symbol":
-	{
-		"height": 0.0,
-		"last_filter": "",
-		"selected_items":
-		[
-		],
-		"width": 0.0
-	},
-	"selected_group": 0,
-	"settings":
-	{
-	},
-	"show_minimap": true,
-	"show_open_files": false,
-	"show_tabs": true,
-	"side_bar_visible": true,
-	"side_bar_width": 241.0,
-	"status_bar_visible": true,
-	"template_settings":
-	{
-	}
-}
diff --git a/lib/purchase/purchase.dart b/lib/purchase/purchase.dart
index d0589e7..5175045 100644
--- a/lib/purchase/purchase.dart
+++ b/lib/purchase/purchase.dart
@@ -29,6 +29,7 @@ class PurchaseScreenState<T> extends BaseState<PurchaseScreen> {
     getLoyality(user['loyalty_url']);
   }
 
+  bool purchaseInProgress = false;
   Map user;
   String card = '';
   String loyality = '';
@@ -186,35 +187,37 @@ class PurchaseScreenState<T> extends BaseState<PurchaseScreen> {
   }
 
   purchase(String sumTotal) async {
-
     if (await platform.invokeMethod('isOnline')) {
+      if (!purchaseInProgress) {
+        purchaseInProgress = true;
+        platform.invokeMethod('getDocID').then((result) {
 
-      platform.invokeMethod('getDocID').then((result) {
+            String url = user['purchases_url'];
 
-          String url = user['purchases_url'];
+            var body = {
+              'doc_id': result,
+              'curr_iso_code': '643',
+              'commit': 'true',
+              'sum_total': sumTotal
+            };
 
-          var body = {
-            'doc_id': result,
-            'curr_iso_code': '643',
-            'commit': 'true',
-            'sum_total': sumTotal
-          };
+            var headers = {
+              'DM-Authorization': 'dmapptoken $appToken',
+              'Authorization': 'dmtoken ${token}'
+            };
 
-          var headers = {
-            'DM-Authorization': 'dmapptoken $appToken',
-            'Authorization': 'dmtoken ${token}'
-          };
+            httpClient.post(url, body: body, headers: headers).then((response) {
 
-          httpClient.post(url, body: body, headers: headers).then((response) {
+              print(response.body);
+              Navigator.of(context).pop();
+              pushRoute(context, new PurchaseSuccessScreen(sumTotal, user['first_name'] == null ? '' : user['first_name']));
 
-            print(response.body);
-            Navigator.of(context).pop();
-            pushRoute(context, new PurchaseSuccessScreen(sumTotal, user['first_name'] == null ? '' : user['first_name']));
-
-          }).catchError((error) {
-            print(error.toString());
-          });
-      });
+            }).catchError((error) {
+              purchaseInProgress = false;
+              print(error.toString());
+            });
+        });
+      }
     }
   }
 }