1 // Copyright 2015-present 650 Industries. All rights reserved.
2 
3 #import <React/RCTBridge.h>
4 #import <React/RCTBridgeModule.h>
5 
6 #import "EXScopedBridgeModule.h"
7 
8 /**
9  *  Use this in place of RCT_EXPORT_MODULE() to auto-init an instance of your scoped module on RCTBridge instances.
10  *  @param js_name same as RCT_EXPORT_MODULE(), the module name available in JS
11  *  @param kernel_service_class if specified, your module will be passed an unversioned instance of this kernel service at runtime.
12  *         e.g. MyKernelService -> an instance of EXMyKernelService
13  */
14 #define EX_EXPORT_SCOPED_MODULE(js_name, kernel_service_class) \
15 RCT_EXTERN void EXRegisterScopedModule(Class, ...); \
16 + (NSString *)moduleName { return @#js_name; } \
17 + (void)load { EXRegisterScopedModule(self, @#kernel_service_class, nil); }
18 
19 /**
20  *  Use this in place of EX_EXPORT_SCOPED_MODULE() if the module requires more than one kernel service.
21  *  @param js_name same as RCT_EXPORT_MODULE(), the module name available in JS
22  *  @param ... strings representing names of kernel services to be passed to th emodule at runtime.
23  *         e.g. @"MyKernelService" -> an instance of EXMyKernelService
24  */
25 #define EX_EXPORT_SCOPED_MULTISERVICE_MODULE(js_name, ...) \
26 RCT_EXTERN void EXRegisterScopedModule(Class, ...); \
27 + (NSString *)moduleName { return @#js_name; } \
28 + (void)load { EXRegisterScopedModule(self, __VA_ARGS__, nil); }
29 
30 /**
31  *  Provides a namespace/bottleneck through which scoped modules
32  *  can make themselves accessible to other modules.
33  *
34  *  e.g. EX_DECLARE_SCOPED_MODULE_GETTER(EXCoolClass, coolClass)
35  *  provides the getter `_bridge.scopedModules.coolClass`.
36  */
37 #define EX_DECLARE_SCOPED_MODULE_GETTER(className, getter) \
38 @interface EXScopedModuleRegistry (className) \
39 @property (nonatomic, readonly) className *__nonnull getter; \
40 @end\
41 
42 /**
43  *  Use in conjunction with EX_DECLARE_SCOPED_MODULE_GETTER, but in the corresponding implementation file.
44  */
45 #define EX_DEFINE_SCOPED_MODULE_GETTER(className, getter) \
46 @implementation  EXScopedModuleRegistry (className) \
47 - (className *)getter { return [self.bridge moduleForClass:[className class]]; } \
48 @end\
49 
50 @interface EXScopedModuleRegistry : NSObject <RCTBridgeModule>
51 
52 @end
53 
54 @interface RCTBridge (EXScopedModuleRegistry)
55 
56 @property (nonatomic, readonly) EXScopedModuleRegistry *scopedModules;
57 
58 @end
59