curl --request POST \
  --url https://app.flextell.ai/api/v1/sales/calculate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'X-Tenant: <x-tenant>' \
  --data '
{
  "items": [
    {
      "quantity": 1.0001,
      "unit_price": 1,
      "discount_amount": 1,
      "discount_percentage": 50,
      "total_price": 1
    }
  ],
  "installment_count": 61,
  "first_due_date": "2023-11-07T05:31:56Z"
}
'

import requests

url = "https://app.flextell.ai/api/v1/sales/calculate"

payload = {
    "items": [
        {
            "quantity": 1.0001,
            "unit_price": 1,
            "discount_amount": 1,
            "discount_percentage": 50,
            "total_price": 1
        }
    ],
    "installment_count": 61,
    "first_due_date": "2023-11-07T05:31:56Z"
}
headers = {
    "X-Tenant": "<x-tenant>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'X-Tenant': '<x-tenant>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    items: [
      {
        quantity: 1.0001,
        unit_price: 1,
        discount_amount: 1,
        discount_percentage: 50,
        total_price: 1
      }
    ],
    installment_count: 61,
    first_due_date: '2023-11-07T05:31:56Z'
  })
};

fetch('https://app.flextell.ai/api/v1/sales/calculate', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://app.flextell.ai/api/v1/sales/calculate",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'items' => [
        [
                'quantity' => 1.0001,
                'unit_price' => 1,
                'discount_amount' => 1,
                'discount_percentage' => 50,
                'total_price' => 1
        ]
    ],
    'installment_count' => 61,
    'first_due_date' => '2023-11-07T05:31:56Z'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json",
    "X-Tenant: <x-tenant>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://app.flextell.ai/api/v1/sales/calculate"

	payload := strings.NewReader("{\n  \"items\": [\n    {\n      \"quantity\": 1.0001,\n      \"unit_price\": 1,\n      \"discount_amount\": 1,\n      \"discount_percentage\": 50,\n      \"total_price\": 1\n    }\n  ],\n  \"installment_count\": 61,\n  \"first_due_date\": \"2023-11-07T05:31:56Z\"\n}")

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

	req.Header.Add("X-Tenant", "<x-tenant>")
	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(string(body))

}

HttpResponse<String> response = Unirest.post("https://app.flextell.ai/api/v1/sales/calculate")
  .header("X-Tenant", "<x-tenant>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"items\": [\n    {\n      \"quantity\": 1.0001,\n      \"unit_price\": 1,\n      \"discount_amount\": 1,\n      \"discount_percentage\": 50,\n      \"total_price\": 1\n    }\n  ],\n  \"installment_count\": 61,\n  \"first_due_date\": \"2023-11-07T05:31:56Z\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://app.flextell.ai/api/v1/sales/calculate")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-Tenant"] = '<x-tenant>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"items\": [\n    {\n      \"quantity\": 1.0001,\n      \"unit_price\": 1,\n      \"discount_amount\": 1,\n      \"discount_percentage\": 50,\n      \"total_price\": 1\n    }\n  ],\n  \"installment_count\": 61,\n  \"first_due_date\": \"2023-11-07T05:31:56Z\"\n}"

response = http.request(request)
puts response.read_body

{
  "success": "<string>",
  "data": {
    "items": [
      "<unknown>"
    ],
    "sub_total": 123,
    "total_discount": 123,
    "total_tax": 123,
    "total": 123,
    "installments": [
      {
        "installment_number": "<string>",
        "amount": 123,
        "due_date": "<string>"
      }
    ]
  }
}

{
  "message": "<string>"
}

{
  "message": "<string>"
}

{
  "message": "<string>",
  "errors": {}
}

{
  "success": false,
  "error_code": "SETUP_REQUIRED",
  "message": "Complete the required setup steps to continue.",
  "data": {
    "next_step": "clinic_info"
  }
}