Override TwitterKit keychain kSecAttrAccessible to kSecAttrAccessibleAfterFirstUnlock

TWTRGenericKeychainItem.m

@import Foundation;
#import <objc/runtime.h>

@interface TWTRGenericKeychainItem: NSObject
- (NSMutableDictionary *)fullRawRepresentation;
@end

@interface TWTRGenericKeychainItem (KeychainFix)
@end

@implementation TWTRGenericKeychainItem (KeychainFix)

+ (void)load {
    Class class = [self class];
    
    SEL originalSelector = @selector(fullRawRepresentation);
    SEL swizzledSelector = @selector(changed_fullRawRepresentation);

    Method originalMethod = class_getInstanceMethod(class, originalSelector);
    Method swizzledMethod = class_getInstanceMethod(class, swizzledSelector);

    method_exchangeImplementations(originalMethod, swizzledMethod);
}

- (NSMutableDictionary *)changed_fullRawRepresentation {
    NSMutableDictionary *d = [self changed_fullRawRepresentation];
    d[(__bridge id)kSecAttrAccessible] = (__bridge id)(kSecAttrAccessibleAfterFirstUnlock);
    return d;
}

@end