1// Copyright 2015-present 650 Industries. All rights reserved.
2
3#if __has_include(<EXFileSystem/EXFileSystem.h>)
4#import "EXScopedFileSystemModule.h"
5#import "EXUtil.h"
6
7// TODO @sjchmiela: Should this be versioned? It is only used in detached scenario.
8NSString * const EXShellManifestResourceName = @"shell-app-manifest";
9
10@implementation EXScopedFileSystemModule
11
12- (NSDictionary *)constantsToExport
13{
14  NSMutableDictionary *constants = [[NSMutableDictionary alloc] initWithDictionary:[super constantsToExport]];
15  constants[@"bundledAssets"] = [self bundledAssets] ?: [NSNull null];
16  return constants;
17}
18
19- (NSArray<NSString *> *)bundledAssets
20{
21  static NSArray<NSString *> *bundledAssets = nil;
22  static dispatch_once_t once;
23  dispatch_once(&once, ^{
24    NSString *manifestBundlePath = [[NSBundle mainBundle] pathForResource:EXShellManifestResourceName ofType:@"json"];
25    NSData *data = [NSData dataWithContentsOfFile:manifestBundlePath];
26    if (data.length == 0) {
27      return;
28    }
29    __block NSError *error;
30    id manifest = [NSJSONSerialization JSONObjectWithData:data options:0 error:&error];
31    if (error) {
32      EXLogError(@"Error parsing bundled manifest: %@", error);
33      return;
34    }
35    bundledAssets = manifest[@"bundledAssets"];
36  });
37  return bundledAssets;
38}
39
40@end
41#endif
42