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RNLinksdk.m
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RNLinksdk.m
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#import "RNLinksdk.h"
#import <Foundation/Foundation.h>
#import <LinkKit/LinkKit.h>
#import <React/RCTConvert.h>
#import <React/RCTUtils.h>
static NSString* const kRNLinkKitConfigPublicKeyKey = @"publicKey";
static NSString* const kRNLinkKitConfigEnvKey = @"env";
static NSString* const kRNLinkKitConfigProductsKey = @"product";
static NSString* const kRNLinkKitConfigClientNameKey = @"clientName";
static NSString* const kRNLinkKitConfigWebhookKey = @"webhook";
static NSString* const kRNLinkKitConfigLinkCustomizationName = @"linkCustomizationName";
static NSString* const kRNLinkKitConfigPublicTokenKey = @"token";
static NSString* const kRNLinkKitConfigPaymentTokenKey = @"paymentToken";
static NSString* const kRNLinkKitConfigSelectAccountKey = @"selectAccount";
static NSString* const kRNLinkKitConfigUserLegalNameKey = @"userLegalName";
static NSString* const kRNLinkKitConfigUserEmailAddressKey = @"userEmailAddress";
static NSString* const kRNLinkKitConfigUserPhoneNumberKey = @"userPhoneNumber";
static NSString* const kRNLinkKitConfigCountryCodesKey = @"countryCodes";
static NSString* const kRNLinkKitConfigLanguageKey = @"language";
static NSString* const kRNLinkKitConfigInstitutionKey = @"institution";
static NSString* const kRNLinkKitConfigLongtailAuthKey = @"longtailAuth";
static NSString* const kRNLinkKitConfigApiVersionKey = @"apiVersion";
static NSString* const kRNLinkKitConfigOAuthRedirectUriKey = @"oauthRedirectUri";
static NSString* const kRNLinkKitConfigOAuthNonceKey = @"oauthNonce";
static NSString* const kRNLinkKitConfigOAuthStateIdKey = @"oauthStateId";
static NSString* const kRNLinkKitOnEventEvent = @"onEvent";
static NSString* const kRNLinkKitEventTokenKey = @"public_token";
static NSString* const kRNLinkKitEventErrorKey = @"error";
static NSString* const kRNLinkKitEventNameKey = @"event";
static NSString* const kRNLinkKitEventMetadataKey = @"metadata";
static NSString* const kRNLinkKitVersionConstant = @"version";
@interface RNLinkkitDelegate : NSObject <PLKPlaidLinkViewDelegate>
@property (copy) void(^onSuccess)(NSString* publicToken, NSDictionary<NSString*,id>*metadata);
@property (copy) void(^onExit)(NSError* error, NSDictionary<NSString*,id>*metadata);
@property (copy) void(^onEvent)(NSString* event, NSDictionary<NSString*,id>*metadata);
@end
@interface RNLinksdk ()
@property (nonatomic, strong) PLKPlaidLinkViewController* linkViewController;
@property (nonatomic, strong) UIViewController* presentingViewController;
@property (nonatomic, strong) RNLinkkitDelegate* linkViewDelegate;
@property (nonatomic, strong) RCTResponseSenderBlock completionCallback;
@property (nonatomic, assign) BOOL hasObservers;
@end
#pragma mark -
@implementation RNLinksdk
RCT_EXPORT_MODULE();
+ (BOOL)requiresMainQueueSetup
{
// Because LinkKit reliese on UIKit.
return YES;
}
- (dispatch_queue_t)methodQueue
{
return dispatch_get_main_queue();
}
- (NSArray<NSString *> *)supportedEvents
{
return @[kRNLinkKitOnEventEvent];
}
- (NSDictionary *)constantsToExport {
return @{
kRNLinkKitVersionConstant: [NSString stringWithFormat:@"%s+%.0f", LinkKitVersionString, LinkKitVersionNumber],
};
}
- (void)startObserving {
self.hasObservers = true;
[super startObserving];
}
- (void)stopObserving {
[super stopObserving];
self.hasObservers = false;
}
RCT_EXPORT_METHOD(create:(NSDictionary*)configuration) {
// Configuration
NSString *key = [RCTConvert NSString:configuration[kRNLinkKitConfigPublicKeyKey]];
NSString *env = [RCTConvert NSString:configuration[kRNLinkKitConfigEnvKey]];
NSArray<NSString*> *products = [RCTConvert NSStringArray:configuration[kRNLinkKitConfigProductsKey]];
NSString *clientName = [RCTConvert NSString:configuration[kRNLinkKitConfigClientNameKey]];
NSString *webhook = [RCTConvert NSString:configuration[kRNLinkKitConfigWebhookKey]];
NSString *linkCustomizationName = [RCTConvert NSString:configuration[kRNLinkKitConfigLinkCustomizationName]];
NSString *publicTokenInput = [RCTConvert NSString:configuration[kRNLinkKitConfigPublicTokenKey]];
NSString *paymentTokenInput = [RCTConvert NSString:configuration[kRNLinkKitConfigPaymentTokenKey]];
NSString *userLegalName = [RCTConvert NSString:configuration[kRNLinkKitConfigUserLegalNameKey]];
NSString *userEmailAddress = [RCTConvert NSString:configuration[kRNLinkKitConfigUserEmailAddressKey]];
NSString *userPhoneNumber = [RCTConvert NSString:configuration[kRNLinkKitConfigUserPhoneNumberKey]];
NSString *oauthRedirectUri = [RCTConvert NSString:configuration[kRNLinkKitConfigOAuthRedirectUriKey]];
NSString *oauthNonce = [RCTConvert NSString:configuration[kRNLinkKitConfigOAuthNonceKey]];
NSString *oauthStateId = [RCTConvert NSString:configuration[kRNLinkKitConfigOAuthStateIdKey]];
NSArray<NSString*> *countryCodes = [RCTConvert NSStringArray:configuration[kRNLinkKitConfigCountryCodesKey]];
NSString *language = [RCTConvert NSString:configuration[kRNLinkKitConfigLanguageKey]];
BOOL selectAccount = [RCTConvert BOOL:configuration[kRNLinkKitConfigSelectAccountKey]];
NSString *institution = [RCTConvert NSString:configuration[kRNLinkKitConfigInstitutionKey]];
BOOL longtailAuth = [RCTConvert BOOL:configuration[kRNLinkKitConfigLongtailAuthKey]];
PLKEnvironment environment = PLKEnvironmentFromString(env);
PLKProduct product = PLKProductFromArray(products);
// v1 is no longer supported, always use v2 as default.
PLKAPIVersion apiVersion = kPLKAPIVersionDefault;
PLKConfiguration* linkConfiguration = [[PLKConfiguration alloc] initWithKey:key
env:environment
product:product
selectAccount:selectAccount
longtailAuth:longtailAuth
apiVersion:apiVersion];
if ([clientName length] > 0) {
linkConfiguration.clientName = clientName;
}
if([linkCustomizationName length] > 0) {
linkConfiguration.linkCustomizationName = linkCustomizationName;
}
if ([webhook length] > 0) {
linkConfiguration.webhook = [NSURL URLWithString:webhook];
}
if ([userLegalName length] > 0) {
linkConfiguration.userLegalName = userLegalName;
}
if ([userEmailAddress length] > 0) {
linkConfiguration.userEmailAddress = userEmailAddress;
}
if ([userPhoneNumber length] > 0) {
linkConfiguration.userPhoneNumber = userPhoneNumber;
}
if ([oauthRedirectUri length] > 0) {
linkConfiguration.oauthRedirectUri = [NSURL URLWithString:oauthRedirectUri];
}
if ([oauthNonce length] > 0) {
linkConfiguration.oauthNonce = oauthNonce;
}
if ([countryCodes count] > 0) {
linkConfiguration.countryCodes = countryCodes;
}
if ([language length] > 0) {
linkConfiguration.language = language;
}
// Cache the presenting view controller so it can be used to dismiss when done.
self.presentingViewController = RCTPresentedViewController();
__weak typeof(self) weakSelf = self;
self.linkViewDelegate = [[RNLinkkitDelegate alloc] init];
self.linkViewDelegate.onSuccess = ^(NSString* publicToken, NSDictionary<NSString*,id>*metadata) {
__typeof(weakSelf) strongSelf = weakSelf;
[strongSelf dismissLinkViewController];
if (strongSelf.completionCallback) {
NSMutableDictionary<NSString*, id> *jsMetadata = [metadata mutableCopy];
jsMetadata[kRNLinkKitEventTokenKey] = publicToken;
strongSelf.completionCallback(@[[NSNull null], jsMetadata]);
strongSelf.completionCallback = nil;
}
};
self.linkViewDelegate.onExit = ^(NSError* error, NSDictionary<NSString*,id>*metadata) {
__typeof(weakSelf) strongSelf = weakSelf;
[weakSelf dismissLinkViewController];
if (strongSelf.completionCallback) {
if (error) {
strongSelf.completionCallback(@[RCTMakeError(error.localizedDescription, nil, nil), metadata]);
} else {
strongSelf.completionCallback(@[[NSNull null], metadata]);
}
strongSelf.completionCallback = nil;
}
};
self.linkViewDelegate.onEvent = ^(NSString* event, NSDictionary<NSString*,id>*metadata) {
__typeof(weakSelf) strongSelf = weakSelf;
if (strongSelf.hasObservers) {
[strongSelf sendEventWithName:kRNLinkKitOnEventEvent
body:@{kRNLinkKitEventNameKey: event, kRNLinkKitEventMetadataKey: metadata}];
}
};
if ([publicTokenInput length] > 0) {
self.linkViewController = [[PLKPlaidLinkViewController alloc] initWithPublicToken:publicTokenInput
configuration:linkConfiguration
delegate:self.linkViewDelegate];
}
else if ([institution length] > 0) {
self.linkViewController = [[PLKPlaidLinkViewController alloc] initWithInstitution:institution
configuration:linkConfiguration
delegate:self.linkViewDelegate];
}
else if ([paymentTokenInput length] > 0) {
self.linkViewController = [[PLKPlaidLinkViewController alloc] initWithPaymentToken:paymentToken
oauthStateId:oauthStateId
configuration:linkConfiguration
delegate:self.linkViewDelegate];
}
else if ([oauthStateId length] > 0) {
self.linkViewController = [[PLKPlaidLinkViewController alloc] initWithOAuthStateId:oauthStateId
configuration:linkConfiguration
delegate:self.linkViewDelegate];
}
else {
self.linkViewController = [[PLKPlaidLinkViewController alloc] initWithConfiguration:linkConfiguration
delegate:self.linkViewDelegate];
}
}
RCT_EXPORT_METHOD(open:(RCTResponseSenderBlock)callback) {
if (self.linkViewController) {
self.completionCallback = callback;
[RCTPresentedViewController() presentViewController:self.linkViewController animated:YES completion:nil];
} else {
callback(@[RCTMakeError(@"create was not called", nil, nil)]);
}
}
- (void)dismissLinkViewController {
[self.presentingViewController dismissViewControllerAnimated:YES completion:nil];
self.presentingViewController = nil;
self.linkViewController = nil;
self.linkViewDelegate = nil;
}
@end
#pragma mark - PLKPlaidLinkViewDelegate
@implementation RNLinkkitDelegate
- (void)linkViewController:(PLKPlaidLinkViewController*)linkViewController
didSucceedWithPublicToken:(NSString*)publicToken
metadata:(NSDictionary<NSString*,id>*)metadata {
if (self.onSuccess) {
self.onSuccess(publicToken, metadata);
}
}
- (void)linkViewController:(PLKPlaidLinkViewController*)linkViewController
didExitWithError:(NSError*)error
metadata:(NSDictionary<NSString*,id>*)metadata {
if (self.onExit) {
self.onExit(error, metadata);
}
}
- (void)linkViewController:(PLKPlaidLinkViewController*)linkViewController
didHandleEvent:(NSString*)event
metadata:(NSDictionary<NSString*,id>*)metadata {
if (self.onEvent) {
self.onEvent(event, metadata);
}
}
@end