Calculate a discounted price

POST

/coupons/calculate-price

CURL *hnd = curl_easy_init();

curl_easy_setopt(hnd, CURLOPT_CUSTOMREQUEST, "POST");
curl_easy_setopt(hnd, CURLOPT_URL, "https://api.proxyrequest.com/api/v1/coupons/calculate-price");

struct curl_slist *headers = NULL;
headers = curl_slist_append(headers, "Accept-Language: de");
headers = curl_slist_append(headers, "Authorization: Bearer <token>");
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(hnd, CURLOPT_HTTPHEADER, headers);

curl_easy_setopt(hnd, CURLOPT_POSTFIELDS, "{ \"package_id\": \"550e8400-e29b-41d4-a716-446655440002\", \"coupon_code\": \"WELCOME20\", \"data\": 10737418240 }");

CURLcode ret = curl_easy_perform(hnd);

using System.Net.Http.Headers;
var client = new HttpClient();
var request = new HttpRequestMessage
{
    Method = HttpMethod.Post,
    RequestUri = new Uri("https://api.proxyrequest.com/api/v1/coupons/calculate-price"),
    Headers =
    {
        { "Accept-Language", "de" },
        { "Authorization", "Bearer <token>" },
    },
    Content = new StringContent("{ \"package_id\": \"550e8400-e29b-41d4-a716-446655440002\", \"coupon_code\": \"WELCOME20\", \"data\": 10737418240 }")
    {
        Headers =
        {
            ContentType = new MediaTypeHeaderValue("application/json")
        }
    }
};
using (var response = await client.SendAsync(request))
{
    response.EnsureSuccessStatusCode();
    var body = await response.Content.ReadAsStringAsync();
    Console.WriteLine(body);
}

package main

import (
  "fmt"
  "strings"
  "net/http"
  "io"
)

func main() {

  url := "https://api.proxyrequest.com/api/v1/coupons/calculate-price"

  payload := strings.NewReader("{ \"package_id\": \"550e8400-e29b-41d4-a716-446655440002\", \"coupon_code\": \"WELCOME20\", \"data\": 10737418240 }")

  req, _ := http.NewRequest("POST", url, payload)

  req.Header.Add("Accept-Language", "de")
  req.Header.Add("Authorization", "Bearer <token>")
  req.Header.Add("Content-Type", "application/json")

  res, _ := http.DefaultClient.Do(req)

  defer res.Body.Close()
  body, _ := io.ReadAll(res.Body)

  fmt.Println(res)
  fmt.Println(string(body))

}

HttpRequest request = HttpRequest.newBuilder()
    .uri(URI.create("https://api.proxyrequest.com/api/v1/coupons/calculate-price"))
    .header("Accept-Language", "de")
    .header("Authorization", "Bearer <token>")
    .header("Content-Type", "application/json")
    .method("POST", HttpRequest.BodyPublishers.ofString("{ \"package_id\": \"550e8400-e29b-41d4-a716-446655440002\", \"coupon_code\": \"WELCOME20\", \"data\": 10737418240 }"))
    .build();
HttpResponse<String> response = HttpClient.newHttpClient().send(request, HttpResponse.BodyHandlers.ofString());
System.out.println(response.body());

OkHttpClient client = new OkHttpClient();

MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "{ \"package_id\": \"550e8400-e29b-41d4-a716-446655440002\", \"coupon_code\": \"WELCOME20\", \"data\": 10737418240 }");
Request request = new Request.Builder()
  .url("https://api.proxyrequest.com/api/v1/coupons/calculate-price")
  .post(body)
  .addHeader("Accept-Language", "de")
  .addHeader("Authorization", "Bearer <token>")
  .addHeader("Content-Type", "application/json")
  .build();

Response response = client.newCall(request).execute();

import axios from 'axios';

const options = {
  method: 'POST',
  url: 'https://api.proxyrequest.com/api/v1/coupons/calculate-price',
  headers: {
    'Accept-Language': 'de',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  data: {
    package_id: '550e8400-e29b-41d4-a716-446655440002',
    coupon_code: 'WELCOME20',
    data: 10737418240
  }
};

try {
  const { data } = await axios.request(options);
  console.log(data);
} catch (error) {
  console.error(error);
}

const url = 'https://api.proxyrequest.com/api/v1/coupons/calculate-price';
const options = {
  method: 'POST',
  headers: {
    'Accept-Language': 'de',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: '{"package_id":"550e8400-e29b-41d4-a716-446655440002","coupon_code":"WELCOME20","data":10737418240}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}

val client = OkHttpClient()

val mediaType = MediaType.parse("application/json")
val body = RequestBody.create(mediaType, "{ \"package_id\": \"550e8400-e29b-41d4-a716-446655440002\", \"coupon_code\": \"WELCOME20\", \"data\": 10737418240 }")
val request = Request.Builder()
  .url("https://api.proxyrequest.com/api/v1/coupons/calculate-price")
  .post(body)
  .addHeader("Accept-Language", "de")
  .addHeader("Authorization", "Bearer <token>")
  .addHeader("Content-Type", "application/json")
  .build()

val response = client.newCall(request).execute()

use serde_json::json;
use reqwest;

#[tokio::main]
pub async fn main() {
    let url = "https://api.proxyrequest.com/api/v1/coupons/calculate-price";

    let payload = json!({
        "package_id": "550e8400-e29b-41d4-a716-446655440002",
        "coupon_code": "WELCOME20",
        "data": 10737418240
    });

    let mut headers = reqwest::header::HeaderMap::new();
    headers.insert("Accept-Language", "de".parse().unwrap());
    headers.insert("Authorization", "Bearer <token>".parse().unwrap());
    headers.insert("Content-Type", "application/json".parse().unwrap());

    let client = reqwest::Client::new();
    let response = client.post(url)
        .headers(headers)
        .json(&payload)
        .send()
        .await;

    let results = response.unwrap()
        .json::<serde_json::Value>()
        .await
        .unwrap();

    dbg!(results);
}

curl --request POST \
  --url https://api.proxyrequest.com/api/v1/coupons/calculate-price \
  --header 'Accept-Language: de' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{ "package_id": "550e8400-e29b-41d4-a716-446655440002", "coupon_code": "WELCOME20", "data": 10737418240 }'

wget --quiet \
  --method POST \
  --header 'Accept-Language: de' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --body-data '{ "package_id": "550e8400-e29b-41d4-a716-446655440002", "coupon_code": "WELCOME20", "data": 10737418240 }' \
  --output-document \
  - https://api.proxyrequest.com/api/v1/coupons/calculate-price

Validates a coupon against the selected package and data amount, then returns both the original and discounted prices without creating an invoice.

Authorizations

BearerAuth
StaticAuth

Parameters

Header Parameters

Accept-Language

string

default: en

Preferred language for human-readable API errors. Supported languages: en, ru, uk, de, it, fr, es, zh-hans, ja. Regional language tags and quality weights are accepted; unsupported or omitted values use English.

Examples

de

fr-CA, fr;q=0.9, en;q=0.5

Request Body^required

object

package_id

string format: uuid

coupon_code

required

string

>= 1 characters <= 64 characters

data

required

integer

>= 1

Examples

CalculatePackageDiscount

Calculate package discount

{
  "package_id": "550e8400-e29b-41d4-a716-446655440002",
  "coupon_code": "WELCOME20",
  "data": 10737418240
}

object

package_id

string format: uuid

coupon_code

required

string

>= 1 characters <= 64 characters

data

required

integer

>= 1

Examples

CalculatePackageDiscount

Calculate package discount

package_id=550e8400-e29b-41d4-a716-446655440002&coupon_code=WELCOME20&data=10737418240

object

package_id

string format: uuid

coupon_code

required

string

>= 1 characters <= 64 characters

data

required

integer

>= 1

Examples

CalculatePackageDiscount

Calculate package discount

{
  "package_id": "550e8400-e29b-41d4-a716-446655440002",
  "coupon_code": "WELCOME20",
  "data": 10737418240
}

Responses

200

The operation completed successfully.

application/json

object

price_original

required

Original price in the service’s smallest currency unit.

integer

price_discounted

required

Price after applying the coupon, in the smallest currency unit.

integer

discount_percentage

required

number format: double

Examples

DiscountedPrice

Discounted price

{
  "price_original": 2500,
  "price_discounted": 2000,
  "discount_percentage": 20
}

400

The request is malformed or violates a business rule.

application/json

Validation and API error payload. Field names may be added dynamically; field errors are returned as arrays of human-readable messages.

object

detail

string

non_field_errors

Array<string>

key

additional properties

One of:

string
Array<string>

string

Examples

ValidationError

Validation error

{
  "non_field_errors": [
    "The request could not be processed."
  ]
}

Headers

Content-Language

string

Language used for human-readable errors.

401

Authentication credentials are missing, expired, or invalid.

application/json

Validation and API error payload. Field names may be added dynamically; field errors are returned as arrays of human-readable messages.

object

detail

string

non_field_errors

Array<string>

key

additional properties

One of:

string
Array<string>

string

Examples

AuthenticationRequired

Authentication required

{
  "detail": "Authentication credentials were not provided."
}

Headers

Content-Language

string

Language used for human-readable errors.

403

The authenticated account cannot perform this operation.

application/json

Validation and API error payload. Field names may be added dynamically; field errors are returned as arrays of human-readable messages.

object

detail

string

non_field_errors

Array<string>

key

additional properties

One of:

string
Array<string>

string

Examples

PermissionDenied

Permission denied

{
  "detail": "You do not have permission to perform this action."
}

Headers

Content-Language

string

Language used for human-readable errors.

Calculate a discounted price

Authorizations

Parameters

Header Parameters

Examples

Request Bodyrequired

Examples

Examples

Examples

Responses

200

Examples

400

Examples

Headers

401

Examples

Headers

403

Examples

Headers

Request Body^required