Rate Limits (การจำกัดการเรียกใช้)

# ใช้ -i เพื่อดู Rate Limit Headers ใน Response
curl -i -X GET "https://openapi.humansoft.co.th/api/v1/open-apis/organization/get-list-organization" \
  -H "Ocp-Apim-Subscription-Key: YOUR_API_KEY"
 
# ให้ curl รอตาม Retry-After แล้วเรียกซ้ำอัตโนมัติเมื่อได้ 429 (curl 7.66.0 ขึ้นไป)
curl --retry 3 -X GET "https://openapi.humansoft.co.th/api/v1/open-apis/organization/get-list-organization" \
  -H "Ocp-Apim-Subscription-Key: YOUR_API_KEY"

async function callApi(url, options = {}, maxRetries = 3) {
  for (let attempt = 0; attempt <= maxRetries; attempt++) {
    const response = await fetch(url, {
      ...options,
      headers: {
        'Ocp-Apim-Subscription-Key': 'YOUR_API_KEY',
        'Content-Type': 'application/json',
        ...options.headers
      }
    })
 
    if (response.status !== 429) {
      return response.json()
    }
 
    if (attempt === maxRetries) break
 
    // รอตามจำนวนวินาทีใน Retry-After ก่อนเรียกซ้ำ
    const retryAfter = Number(response.headers.get('Retry-After')) || 60
    await new Promise((resolve) => setTimeout(resolve, retryAfter * 1000))
  }
 
  throw new Error('Rate limit exceeded after retries')
}
 
const data = await callApi(
  'https://openapi.humansoft.co.th/api/v1/open-apis/organization/get-list-organization'
)
console.log(data)

import time
import requests
 
def call_api(url, max_retries=3):
    headers = {
        "Ocp-Apim-Subscription-Key": "YOUR_API_KEY",
        "Content-Type": "application/json"
    }
 
    for attempt in range(max_retries + 1):
        response = requests.get(url, headers=headers)
 
        if response.status_code != 429:
            return response.json()
 
        if attempt == max_retries:
            break
 
        # รอตามจำนวนวินาทีใน Retry-After ก่อนเรียกซ้ำ
        retry_after = int(response.headers.get("Retry-After", 60))
        time.sleep(retry_after)
 
    raise Exception("Rate limit exceeded after retries")
 
data = call_api("https://openapi.humansoft.co.th/api/v1/open-apis/organization/get-list-organization")
print(data)

<?php
function callApi($url, $maxRetries = 3) {
    for ($attempt = 0; $attempt <= $maxRetries; $attempt++) {
        $retryAfter = 60;
 
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            "Ocp-Apim-Subscription-Key: YOUR_API_KEY",
            "Content-Type: application/json"
        ]);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        // อ่านค่า Retry-After จาก Response Header
        curl_setopt($ch, CURLOPT_HEADERFUNCTION, function ($ch, $header) use (&$retryAfter) {
            if (stripos($header, 'Retry-After:') === 0) {
                $retryAfter = max(1, (int) trim(substr($header, 12)));
            }
            return strlen($header);
        });
 
        $response = curl_exec($ch);
        $status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);
 
        if ($status !== 429) {
            return json_decode($response, true);
        }
 
        if ($attempt === $maxRetries) {
            break;
        }
 
        sleep($retryAfter);
    }
 
    throw new Exception('Rate limit exceeded after retries');
}
 
$data = callApi("https://openapi.humansoft.co.th/api/v1/open-apis/organization/get-list-organization");
print_r($data);
?>