iOS

#import <GeelabGuardSDK/GeelabGuardSDK.h>

// Global server, default
GeelabGuard.register(withAppID: appID)
// Specify the service URL if needed
// GeelabGuard.register(withAppID: appID, serverURL: serverURL)

// Use the public_key generated from your console account
#define APPID @"abcdef123456********ef1234567890"
// Specify the service URL if needed
// Global server, preconfigured in SDK
#define SubmitServerURL @"https://riskct-global.geelabapi.com/api/v2/client_report"
// Europe
// #define SubmitServerURL @"https://riskct-eu.geelabapi.com/api/v2/client_report"
// North America
// #define SubmitServerURL @"https://riskct-na.geelabapi.com/api/v2/client_report"

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {

    // Register your AppID, using global server
    [GeelabGuard registerWithAppID:APPID];
    // Using servers in other regions
    // [GeelabGuard registerWithAppID:APPID serverURL:SubmitServerURL];

    return YES;
}

// Optional, can be nil
let signData = "A unique serial number or credential for this business request, used for business association and verification".data(using:.utf8)

GeelabGuard.submitReceipt(withSign: signData) { [weak self] receipt, error in
    if let nsError = error as NSError? {
        statusMessage = "Asynchronous submission failed"
        errorSummary = """
        code: \(nsError.code)
        message: \(nsError.localizedDescription)
        """

        if [-300, -500, -501].contains(nsError.code) {
            let downgrade = """
            This error can be downgraded to use geeToken.
            Submit it together with your business data and obtain the final environment result and fingerprint from your server.
            """
            errorSummary += "\n\(downgrade)"
            print(errorSummary)
        }

        return
    }

    guard let respondedGeeToken = receipt?.respondedGeeToken,
        let geeToken = receipt?.geeToken else {
        // TO-DO
        // This error can be downgraded to use geeToken.

        return
    }

    // TO-DO
    // Send respondedGeeToken with your business data to your backend and retrieve the trusted device identification result through the Server API.
    print("respondedGeeToken: \(respondedGeeToken)")

}

// Make sure the appID has been registered via `[GeelabGuard registerWithAppID:APPID];`
// Get respondedGeeToken; the result must be parsed on the server side
// This method uses an asynchronous callback
- (void)getRespondedGeeToken {

    // A unique serial number or credential for this business request to prevent GeeToken from being detached from the business scenario
    // If you do not need this protection, `data` can be nil
    NSData *data = [@"A unique serial number or credential for this business request, used for business association and verification" dataUsingEncoding:NSUTF8StringEncoding];

    // Avoid a retain cycle in the block
    [GeelabGuard submitReceiptWithSignData:data completion:^(GeelabGuardReceipt * _Nullable receipt, NSError * _Nullable error) {
        if (!error) {
            // Send it with your business data to your backend and retrieve the trusted device identification result through the Server API.
            NSLog(@"RespondedGeeToken: %@", receipt.respondedGeeToken);
        }
        else {
            NSLog(@"error code: %ld", error.code);
            NSLog(@"error: %@", error.userInfo.description);

            if (error.code == -300 || error.code == -500 || error.code == -501) {

                // TODO: If respondedGeeToken cannot be obtained because of a network or service response failure, you can fall back to submitting geeToken to obtain the trusted device identification result.
                // Send it with your business data to your backend and retrieve the result through the Server API.
                NSLog(@"geeToken: %@", receipt.geeToken);
                NSLog(@"Original response: %@", receipt.originalResponse);
            }
        }
    }];
}