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Double check for QR scanner

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Now QR scanner returns only if two consecutive scans return the same result.
This commit is contained in:
Kosta Korenkov 2015-08-31 08:55:30 +03:00
commit 53f114c747
1 changed files with 6 additions and 1 deletions
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7
src/js/directives/qrScanner.js
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@ -46,6 +46,7 @@ angular.module('copayApp.directives')
var $video; var $video;
var context; var context;
var localMediaStream; var localMediaStream;
var prevResult;
var _scan = function(evt) { var _scan = function(evt) {
if (localMediaStream) { if (localMediaStream) {
@ -56,7 +57,7 @@ angular.module('copayApp.directives')
//qrcodeError(e); //qrcodeError(e);
} }
} }
$timeout(_scan, 500); $timeout(_scan, 800);
}; };
var _scanStop = function() { var _scanStop = function() {
@ -66,6 +67,10 @@ angular.module('copayApp.directives')
}; };
qrcode.callback = function(data) { qrcode.callback = function(data) {
if (prevResult != data) {
prevResult = data;
return;
}
_scanStop(); _scanStop();
$modalInstance.close(data); $modalInstance.close(data);
}; };