curl --request POST \
  --url https://app.flextell.ai/api/v1/sales \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'X-Tenant: <x-tenant>' \
  --data '
{
  "customer_id": 123,
  "currency_id": 123,
  "exchange_rate": 1,
  "items": [
    {
      "staff_id": 123,
      "itemable_id": 2,
      "quantity": 1.0001,
      "unit_price": 1,
      "discount_amount": 1,
      "discount_percentage": 50,
      "sub_total": 1,
      "total_discount": 1,
      "total_tax": 1,
      "total_price": 1,
      "cost_price": 1,
      "warehouse_id": 123,
      "order": 1,
      "assistants": [
        {
          "staff_id": 123,
          "duty": "<string>"
        }
      ]
    }
  ],
  "appointment_id": 123,
  "sale_date": "2023-11-07T05:31:56Z",
  "user_id": 123,
  "notes": "<string>",
  "is_installment_sale": true,
  "installments": [
    {
      "amount": 1.01,
      "due_date": "2023-11-07T05:31:56Z",
      "description": "<string>"
    }
  ]
}
'

import requests

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

payload = {
    "customer_id": 123,
    "currency_id": 123,
    "exchange_rate": 1,
    "items": [
        {
            "staff_id": 123,
            "itemable_id": 2,
            "quantity": 1.0001,
            "unit_price": 1,
            "discount_amount": 1,
            "discount_percentage": 50,
            "sub_total": 1,
            "total_discount": 1,
            "total_tax": 1,
            "total_price": 1,
            "cost_price": 1,
            "warehouse_id": 123,
            "order": 1,
            "assistants": [
                {
                    "staff_id": 123,
                    "duty": "<string>"
                }
            ]
        }
    ],
    "appointment_id": 123,
    "sale_date": "2023-11-07T05:31:56Z",
    "user_id": 123,
    "notes": "<string>",
    "is_installment_sale": True,
    "installments": [
        {
            "amount": 1.01,
            "due_date": "2023-11-07T05:31:56Z",
            "description": "<string>"
        }
    ]
}
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({
    customer_id: 123,
    currency_id: 123,
    exchange_rate: 1,
    items: [
      {
        staff_id: 123,
        itemable_id: 2,
        quantity: 1.0001,
        unit_price: 1,
        discount_amount: 1,
        discount_percentage: 50,
        sub_total: 1,
        total_discount: 1,
        total_tax: 1,
        total_price: 1,
        cost_price: 1,
        warehouse_id: 123,
        order: 1,
        assistants: [{staff_id: 123, duty: '<string>'}]
      }
    ],
    appointment_id: 123,
    sale_date: '2023-11-07T05:31:56Z',
    user_id: 123,
    notes: '<string>',
    is_installment_sale: true,
    installments: [{amount: 1.01, due_date: '2023-11-07T05:31:56Z', description: '<string>'}]
  })
};

fetch('https://app.flextell.ai/api/v1/sales', 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",
  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([
    'customer_id' => 123,
    'currency_id' => 123,
    'exchange_rate' => 1,
    'items' => [
        [
                'staff_id' => 123,
                'itemable_id' => 2,
                'quantity' => 1.0001,
                'unit_price' => 1,
                'discount_amount' => 1,
                'discount_percentage' => 50,
                'sub_total' => 1,
                'total_discount' => 1,
                'total_tax' => 1,
                'total_price' => 1,
                'cost_price' => 1,
                'warehouse_id' => 123,
                'order' => 1,
                'assistants' => [
                                [
                                                                'staff_id' => 123,
                                                                'duty' => '<string>'
                                ]
                ]
        ]
    ],
    'appointment_id' => 123,
    'sale_date' => '2023-11-07T05:31:56Z',
    'user_id' => 123,
    'notes' => '<string>',
    'is_installment_sale' => true,
    'installments' => [
        [
                'amount' => 1.01,
                'due_date' => '2023-11-07T05:31:56Z',
                'description' => '<string>'
        ]
    ]
  ]),
  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"

	payload := strings.NewReader("{\n  \"customer_id\": 123,\n  \"currency_id\": 123,\n  \"exchange_rate\": 1,\n  \"items\": [\n    {\n      \"staff_id\": 123,\n      \"itemable_id\": 2,\n      \"quantity\": 1.0001,\n      \"unit_price\": 1,\n      \"discount_amount\": 1,\n      \"discount_percentage\": 50,\n      \"sub_total\": 1,\n      \"total_discount\": 1,\n      \"total_tax\": 1,\n      \"total_price\": 1,\n      \"cost_price\": 1,\n      \"warehouse_id\": 123,\n      \"order\": 1,\n      \"assistants\": [\n        {\n          \"staff_id\": 123,\n          \"duty\": \"<string>\"\n        }\n      ]\n    }\n  ],\n  \"appointment_id\": 123,\n  \"sale_date\": \"2023-11-07T05:31:56Z\",\n  \"user_id\": 123,\n  \"notes\": \"<string>\",\n  \"is_installment_sale\": true,\n  \"installments\": [\n    {\n      \"amount\": 1.01,\n      \"due_date\": \"2023-11-07T05:31:56Z\",\n      \"description\": \"<string>\"\n    }\n  ]\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")
  .header("X-Tenant", "<x-tenant>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"customer_id\": 123,\n  \"currency_id\": 123,\n  \"exchange_rate\": 1,\n  \"items\": [\n    {\n      \"staff_id\": 123,\n      \"itemable_id\": 2,\n      \"quantity\": 1.0001,\n      \"unit_price\": 1,\n      \"discount_amount\": 1,\n      \"discount_percentage\": 50,\n      \"sub_total\": 1,\n      \"total_discount\": 1,\n      \"total_tax\": 1,\n      \"total_price\": 1,\n      \"cost_price\": 1,\n      \"warehouse_id\": 123,\n      \"order\": 1,\n      \"assistants\": [\n        {\n          \"staff_id\": 123,\n          \"duty\": \"<string>\"\n        }\n      ]\n    }\n  ],\n  \"appointment_id\": 123,\n  \"sale_date\": \"2023-11-07T05:31:56Z\",\n  \"user_id\": 123,\n  \"notes\": \"<string>\",\n  \"is_installment_sale\": true,\n  \"installments\": [\n    {\n      \"amount\": 1.01,\n      \"due_date\": \"2023-11-07T05:31:56Z\",\n      \"description\": \"<string>\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

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

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  \"customer_id\": 123,\n  \"currency_id\": 123,\n  \"exchange_rate\": 1,\n  \"items\": [\n    {\n      \"staff_id\": 123,\n      \"itemable_id\": 2,\n      \"quantity\": 1.0001,\n      \"unit_price\": 1,\n      \"discount_amount\": 1,\n      \"discount_percentage\": 50,\n      \"sub_total\": 1,\n      \"total_discount\": 1,\n      \"total_tax\": 1,\n      \"total_price\": 1,\n      \"cost_price\": 1,\n      \"warehouse_id\": 123,\n      \"order\": 1,\n      \"assistants\": [\n        {\n          \"staff_id\": 123,\n          \"duty\": \"<string>\"\n        }\n      ]\n    }\n  ],\n  \"appointment_id\": 123,\n  \"sale_date\": \"2023-11-07T05:31:56Z\",\n  \"user_id\": 123,\n  \"notes\": \"<string>\",\n  \"is_installment_sale\": true,\n  \"installments\": [\n    {\n      \"amount\": 1.01,\n      \"due_date\": \"2023-11-07T05:31:56Z\",\n      \"description\": \"<string>\"\n    }\n  ]\n}"

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

{
  "success": "<string>",
  "data": {
    "id": 123,
    "record_state": {
      "is_read_only": true,
      "reason_code": "<string>"
    },
    "tenant_id": 123,
    "user_id": 123,
    "customer_id": 123,
    "appointment_id": 123,
    "currency_id": 123,
    "exchange_rate": 123,
    "notes": "<string>",
    "status": "<string>",
    "sale_date": "2023-11-07T05:31:56Z",
    "total_price": 123,
    "remaining_balance": 123,
    "payments": {
      "cash": 123,
      "credit_card": 123,
      "bank_account": 123,
      "other": 123,
      "total_collected": 123
    },
    "items": [
      {
        "order": 123,
        "itemable_type": "<string>",
        "itemable_id": 123,
        "quantity": 123,
        "total_price": 123,
        "itemable_name": "<string>"
      }
    ],
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "deleted_at": "2023-11-07T05:31:56Z",
    "default_invoice_account_id": "<string>",
    "customer": {
      "id": 123,
      "record_state": {
        "is_read_only": true,
        "reason_code": "<string>"
      },
      "first_name": "<string>",
      "last_name": "<string>",
      "phone_number": "<string>",
      "email": "<string>",
      "is_masked": true,
      "is_lead_stage": true,
      "lead_id": 123
    },
    "user": {
      "id": 123,
      "name": "<string>",
      "avatar_url": "<string>"
    },
    "currency": {
      "id": 123,
      "code": "<string>",
      "symbol": "<string>",
      "name": "<string>"
    },
    "import_source": {
      "id": 123,
      "name": "<string>",
      "company_logo": null
    }
  }
}

{
  "message": "<string>"
}

{
  "message": "<string>"
}

{
  "success": false,
  "error_code": "CUSTOMER_ERASED",
  "message": "<string>"
}

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

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