allow to get the applicationSupport path

Author: rformato

fs.js

@@ -23,7 +23,8 @@ const dirs = {
   SDCardDir: RNFetchBlob.SDCardDir, // Depracated
   SDCardApplicationDir: RNFetchBlob.SDCardApplicationDir, // Deprecated
   MainBundleDir : RNFetchBlob.MainBundleDir,
-  LibraryDir : RNFetchBlob.LibraryDir
+  LibraryDir : RNFetchBlob.LibraryDir,
+  ApplicationSupportDir: RNFetchBlob.ApplicationSupportDir
 }
 
 function addCode(code: string, error: Error): Error {

ios/RNFetchBlob/RNFetchBlob.m

@@ -76,6 +76,7 @@ - (NSDictionary *)constantsToExport
              @"MovieDir" : [RNFetchBlobFS getMovieDir],
              @"MusicDir" : [RNFetchBlobFS getMusicDir],
              @"PictureDir" : [RNFetchBlobFS getPictureDir],
+             @"ApplicationSupportDir" : [RNFetchBlobFS getApplicationSupportDir],
              };
 }
 

ios/RNFetchBlobFS.h

@@ -54,6 +54,7 @@
 + (NSString *) getMovieDir;
 + (NSString *) getMusicDir;
 + (NSString *) getPictureDir;
++ (NSString *) getApplicationSupportDir;
 + (NSString *) getTempPath;
 + (NSString *) getTempPath:(NSString*)taskId withExtension:(NSString *)ext;
 + (NSString *) getPathOfAsset:(NSString *)assetURI;

ios/RNFetchBlobFS.m

@@ -124,6 +124,10 @@ + (NSString *) getPictureDir {
     return [NSSearchPathForDirectoriesInDomains(NSPicturesDirectory, NSUserDomainMask, YES) firstObject];
 }
 
++ (NSString *) getApplicationSupportDir {
+    return [NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES) firstObject];
+}
+
 + (NSString *) getTempPath {
 
     return NSTemporaryDirectory();