fix ios filename bug

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cordova-plugin-mediapicker-dmcbig",
-  "version": "2.1.4",
+  "version": "2.1.5",
   "description": "android ios mediaPicker support selection of multiple image and video",
   "cordova": {
     "id": "cordova-plugin-mediapicker-dmcbig",

plugin.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 
-<plugin xmlns="http://apache.org/cordova/ns/plugins/1.0" xmlns:android="http://schemas.android.com/apk/res/android" id="cordova-plugin-mediapicker-dmcbig" version="2.1.4">
+<plugin xmlns="http://apache.org/cordova/ns/plugins/1.0" xmlns:android="http://schemas.android.com/apk/res/android" id="cordova-plugin-mediapicker-dmcbig" version="2.1.5">
   <name>MediaPicker</name>
   <js-module name="MediaPicker" src="www/MediaPicker.js">
     <clobbers target="window.MediaPicker"/>

src/ios/MediaPicker.m

@@ -235,13 +235,12 @@
         NSInteger qu = quality>0?quality:3;
         CGFloat q=qu/100.0f;
         NSData *data =UIImageJPEGRepresentation(result,q);
-        NSString*timeString = [NSString stringWithFormat:@"%0.f", [[NSDate dateWithTimeIntervalSinceNow:0] timeIntervalSince1970]];
         NSString *dmcPickerPath = [NSTemporaryDirectory() stringByAppendingPathComponent:@"dmcPicker"];
         NSFileManager *fileManager = [NSFileManager defaultManager];
         if(![fileManager fileExistsAtPath:dmcPickerPath ]){
            [fileManager createDirectoryAtPath:dmcPickerPath withIntermediateDirectories:YES attributes:nil error:nil];
         }
-        NSString *filename=[NSString stringWithFormat:@"%@%@%@",@"dmcMediaPickerCompress", timeString,@".jpg"];
+        NSString *filename=[NSString stringWithFormat:@"%@%@%@",@"dmcMediaPickerCompress", [self currentTimeStr],@".jpg"];
         NSString *fullpath=[NSString stringWithFormat:@"%@/%@", dmcPickerPath,filename];
         NSNumber* size=[NSNumber numberWithLong: data.length];
         NSError *error = nil;
@@ -260,6 +259,15 @@
     }
 }
 
+//获取当前时间戳
+- (NSString *)currentTimeStr{
+    NSDate* date = [NSDate dateWithTimeIntervalSinceNow:0];//获取当前时间0秒后的时间
+    NSTimeInterval time=[date timeIntervalSince1970]*1000;// *1000 是精确到毫秒，不乘就是精确到秒
+    NSString *timeString = [NSString stringWithFormat:@"%.0f", time];
+    return timeString;
+}
+
+
 -(void)fileToBlob:(CDVInvokedUrlCommand*)command
 {
     callbackId=command.callbackId;