feat: Add iOS group app id support & fix .d.ts (Vydia#198)

* feat: add iOS group app id support

* Fix d.ts for multipart options and callbacks for listeners

Author: Palid

README.md

@@ -168,6 +168,7 @@ Returns a promise with the string ID of the upload.  Will reject if there is a c
 |`parameters`|object|Optional||Additional form fields to include in the HTTP request. Only used when `type: 'multipart`||
 |`notification`|Notification object (see below)|Optional||Android only.  |`{ enabled: true, onProgressTitle: "Uploading...", autoClear: true }`|
 |`useUtf8Charset`|boolean|Optional||Android only. Set to true to use `utf-8` as charset. ||
+|`appGroup`|string|Optional|iOS only. App group ID needed for share extensions to be able to properly call the library. See: https://developer.apple.com/documentation/foundation/nsfilemanager/1412643-containerurlforsecurityapplicati
 
 ### Notification Object (Android Only)
 |Name|Type|Required|Description|Example|

index.d.ts

@@ -88,6 +88,13 @@ declare module "react-native-background-upload" {
         };
         // Android notification settings
         notification?: Partial<NotificationOptions>
+        /**
+         * AppGroup defined in XCode for extensions. Necessary when trying to upload things via this library
+         * in the context of ShareExtension.
+         */
+        appGroup?: string;
+        // Necessary only for multipart type upload
+        field?: string
     }
 
     export interface MultipartUploadOptions extends UploadOptions {
@@ -102,13 +109,13 @@ declare module "react-native-background-upload" {
 
     export type UploadListenerEvent = 'progress' | 'error' | 'completed' | 'cancelled'
 
+
     export default class Upload {
-        static startUpload(options: UploadOptions): Promise<uploadId>
-        static addListener(event: UploadListenerEvent, uploadId: uploadId, data: object): void
-        static addListener(event: 'progress', uploadId: uploadId, data: ProgressData): void
-        static addListener(event: 'error', uploadId: uploadId, data: ErrorData): void
-        static addListener(event: 'completed', uploadId: uploadId, data: CompletedData): void
-        static addListener(event: 'cancelled', uploadId: uploadId, data: EventData): void
+        static startUpload(options: UploadOptions | MultipartUploadOptions): Promise<uploadId>
+        static addListener(event: 'progress', uploadId: uploadId, callback: (data: ProgressData ) => void): void
+        static addListener(event: 'error', uploadId: uploadId, callback: (data: ErrorData) => void): void
+        static addListener(event: 'completed', uploadId: uploadId, callback: (data: CompletedData) => void): void
+        static addListener(event: 'cancelled', uploadId: uploadId, callback: (data: EventData) => void): void
         static getFileInfo(path: string): Promise<FileInfo>
         static cancelUpload(uploadId: uploadId): Promise<boolean>
     }

ios/VydiaRNFileUploader.m

@@ -150,6 +150,7 @@ - (void)copyAssetToFile: (NSString *)assetUrl completionHandler: (void(^)(NSStri
     NSString *uploadType = options[@"type"] ?: @"raw";
     NSString *fieldName = options[@"field"];
     NSString *customUploadId = options[@"customUploadId"];
+    NSString *appGroup = options[@"appGroup"];
     NSDictionary *headers = options[@"headers"];
     NSDictionary *parameters = options[@"parameters"];
 
@@ -158,7 +159,7 @@ - (void)copyAssetToFile: (NSString *)assetUrl completionHandler: (void(^)(NSStri
         if (requestUrl == nil) {
             return reject(@"RN Uploader", @"URL not compliant with RFC 2396", nil);
         }
-      
+
         NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:requestUrl];
         [request setHTTPMethod: method];
 
@@ -197,14 +198,14 @@ - (void)copyAssetToFile: (NSString *)assetUrl completionHandler: (void(^)(NSStri
             NSData *httpBody = [self createBodyWithBoundary:uuidStr path:fileURI parameters: parameters fieldName:fieldName];
             [request setHTTPBody: httpBody];
 
-            uploadTask = [[self urlSession] uploadTaskWithStreamedRequest:request];
+            uploadTask = [[self urlSession: appGroup] uploadTaskWithStreamedRequest:request];
         } else {
             if (parameters.count > 0) {
                 reject(@"RN Uploader", @"Parameters supported only in multipart type", nil);
                 return;
             }
 
-            uploadTask = [[self urlSession] uploadTaskWithRequest:request fromFile:[NSURL URLWithString: fileURI]];
+            uploadTask = [[self urlSession: appGroup] uploadTaskWithRequest:request fromFile:[NSURL URLWithString: fileURI]];
         }
 
         uploadTask.taskDescription = customUploadId ? customUploadId : [NSString stringWithFormat:@"%i", thisUploadId];
@@ -266,9 +267,12 @@ - (NSData *)createBodyWithBoundary:(NSString *)boundary
     return httpBody;
 }
 
-- (NSURLSession *)urlSession {
+- (NSURLSession *)urlSession: (NSString *) groupId {
     if (_urlSession == nil) {
         NSURLSessionConfiguration *sessionConfiguration = [NSURLSessionConfiguration backgroundSessionConfigurationWithIdentifier:BACKGROUND_SESSION_ID];
+        if (groupId != nil && ![groupId isEqualToString:@""]) {
+            sessionConfiguration.sharedContainerIdentifier = groupId;
+        }
         _urlSession = [NSURLSession sessionWithConfiguration:sessionConfiguration delegate:self delegateQueue:nil];
     }