#import "JSContext+JavaScriptBridge.h"

#import "JSBScriptingSupport+Private.h"

@implementation JSContext (JavaScriptBridge)

- (void)addScriptingSupport:(NSString *)framework

{

[JSBScriptingSupport setupSupportFunctionsToContext:self];

static NSMapTable *hashTables;

if (!hashTables) {

hashTables = [NSMapTable mapTableWithKeyOptions:NSPointerFunctionsWeakMemory valueOptions:NSPointerFunctionsWeakMemory];

}

NSHashTable *frameworks = [hashTables objectForKey:self];

if (!frameworks) {

frameworks = [NSHashTable hashTableWithOptions:NSPointerFunctionsWeakMemory];

[hashTables setObject:frameworks forKey:self];

}

NSString *prefix = @"JSB";

id classObject = NSClassFromString([NSString stringWithFormat:@"%@%@", prefix, framework]);

if (classObject && ![frameworks containsObject:framework]) {

SEL selector = NSSelectorFromString(@"addScriptingSupportToContext:");

NSMethodSignature *methodSignature = [classObject methodSignatureForSelector:selector];

NSInvocation *invocation = [NSInvocation invocationWithMethodSignature:methodSignature];

invocation.target = classObject;

invocation.selector = selector;

JSContext *context = self;

[invocation setArgument:&context atIndex:2];

[invocation invoke];

[frameworks addObject:framework];

}

}