const axios = require('axios');
const { v4: uuidv4 } = require('uuid');

const reverseTransaction = async () => {

    // Step 1: Read configuration values with upmost security
    const token = "your_access_token_from_oauth_response"
    // For production - api.moneygram.com & For test - sandboxapi.moneygram.com
    const transactionId = "current_transaction_id";
    const host = "sandboxapi.moneygram.com";
    const url = 'https://' + host + '/payout/v1/transactions/' + transactionId + '/reverse';

    // Step 2: Create the PUT request headers, params & body

    const headers = {
        'Content-Type': 'application/json',
        'X-MG-ClientRequestId': uuidv4(), // New UUID for each request tracing
        'Authorization': 'Bearer ' + token,
    };

    const params = {
        agentPartnerId: "your_partner_id",
        targetAudience: "AGENT_FACING",
        userLanguage: "en-US"
    }

    const request = {
        referenceNumber: "your_reference_number",
        receiveReversalReasonCode: "WRONG_TX"
    }

    try {
        // Step 3: Send the request and obtain the response
        axios.put(url, request, { params, headers })
            .then(function (response) {
                // Step 4: Parse the success response and process further
                console.log(JSON.stringify(response.data, null, 2))
            })
            .catch(function (error) {
                // Step 5: Parse the error response and handle the errors
                if (error.response) {
                    console.log('Response status:', error.response.status);
                    console.log('Response body:', error.response.data);
                } else {
                    // TODO: handle generic errors
                    console.error('Error:', error.message);
                }
            });
    } catch (error) {
        // TODO: handle exception
        console.error('Error:', error.message);
    }
};

reverseTransaction();

import requests
import uuid
import json

def reverse_transaction():

    # Step 1: Read configuration values with upmost security
    token = "your_access_token_from_oauth_response"
    # For production - api.moneygram.com & For test - sandboxapi.moneygram.com
    transactionId = "current_transaction_id";
    host = "sandboxapi.moneygram.com";
    url = 'https://' + host + '/payout/v1/transactions/' + transactionId + '/reverse';

    # Step 2: Create the PUT request headers, params & body
    headers = {
        'Content-Type': 'application/json',
        'X-MG-ClientRequestId': str(uuid.uuid4()), # New UUID for each request tracing
        'Authorization': 'Bearer ' + token,
    }
    
    params = {
        'agentPartnerId': 'your_partner_id',
        'targetAudience': 'AGENT_FACING',
        'userLanguage': 'en-US'
    }

    request = {
        'referenceNumber': "your_reference_number", 
        'receiveReversalReasonCode': "WRONG_TX"
    }

    try:
        # Step 3: Send the request and obtain the response
        response = requests.put(url, json=request, params=params, headers=headers)

        # Step 4: Parse the success response and process further
        if response.status_code == 200:
            parsed_response = json.dumps(json.loads(response.text), indent=2)
            print(parsed_response)
        else:
            # Step 5: Parse the error response and handle the errors
            print("Request failed with status code:", response.status_code)
            print(json.dumps(json.loads(response.text), indent=2))

    except requests.exceptions.RequestException as e:
        # Print any error that occurred during the request
        # TODO: handle exception
        print("An error occurred:", e)

reverse_transaction()

package payout;

import javax.json.Json;
import javax.json.JsonObject;
import javax.json.JsonObjectBuilder;
import javax.json.JsonWriter;
import java.io.StringWriter;
import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.util.UUID;

public class ReverseTransaction {

    public static void main(String[] args) {
        // Step 1: Read configuration values with upmost security
        String token = "your_access_token_from_oauth_response";

        // For production - api.moneygram.com & For test - sandboxapi.moneygram.com
        String host = "sandboxapi.moneygram.com";
        String transactionId = "current_transaction_id";
        String uri = "https://" + host + "/payout/v1/transactions/" + transactionId + "/reverse" + "?"
                + "agentPartnerId=" + agentPartnerId
                + "&userLanguage=" + userLanguage
                + (targetAudience.isBlank() ? "" : "&targetAudience=" + targetAudience);

        // Step 2: Create the PUT request header, params & body
        // Create a JSON object
        JsonObjectBuilder requestBuilder = Json.createObjectBuilder()
                .add("referencenumber", "your_reference_number")
                .add("receiveReversalReasonCode", "WRONG_TX")

        JsonObject jsonObject = requestBuilder.build();
        // Create a StringWriter to write the JSON string
        StringWriter stringWriter = new StringWriter();
        try (JsonWriter jsonWriter = Json.createWriter(stringWriter)) {
            jsonWriter.writeObject(jsonObject);
        }
        // Get the JSON string from the StringWriter
        String jsonString = stringWriter.toString();

        HttpClient httpClient = HttpClient.newHttpClient();
        HttpRequest request = HttpRequest.newBuilder()
                .uri(URI.create(uri))
                .PUT(HttpRequest.BodyPublishers.ofString(jsonString))
                .setHeader("Authorization", "Bearer " + token)
                .setHeader("X-MG-ClientRequestId", String.valueOf(UUID.randomUUID()))
                .build();

        try {
            // Step 3: Send the request and obtain the response
            HttpResponse<String> response = httpClient.send(request, HttpResponse.BodyHandlers.ofString());

            // Retrieve the status code and body from the response
            int statusCode = response.statusCode();

            // Step 4: Parse the success response and process further
            if (statusCode == 200) {
                String responseBody = response.body();
                System.out.println(responseBody);
            } else {
                // Step 5: Parse the error response and handle the errors
                String responseBody = response.body();
                System.out.println(responseBody);
            }
        } catch (Exception e) {
            e.printStackTrace();
            // TODO: handle exception
        }
    }
}