string url = "https://kapi.kakao.com/v1/payment/ready";
HttpWebRequest req = (HttpWebRequest)WebRequest.Create(url);
req.Method = "POST";
req.Host = "kapi.kakao.com";
req.Headers.Add("Authorization", "KakaoAK a0a250f51dc38d946ebdb79f3461e54f");
req.ContentType = "application/x-www-form-urlencoded;charset=utf-8";
List<KeyValuePair<string, object>> data = new List<KeyValuePair<string, object>>()
{
new KeyValuePair<string, object>("cid", "TC0ONETIME"),
new KeyValuePair<string, object>("partner_order_id", "namuseung"),
new KeyValuePair<string, object>("partner_user_id", "namuseung"),
new KeyValuePair<string, object>("item_name", "Kimmuseung"),
new KeyValuePair<string, object>("quantity", 1),
new KeyValuePair<string, object>("total_amount", 1000),
new KeyValuePair<string, object>("tax_free_amount", 0),
new KeyValuePair<string, object>("approval_url", "https://developers.kakao.com/success"),
new KeyValuePair<string, object>("cancel_url", "https://developers.kakao.com/cancel"),
new KeyValuePair<string, object>("fail_url", "https://developers.kakao.com/fail"),
};
StringBuilder builder = new StringBuilder();
foreach (KeyValuePair<string, object> kvp in data)
{
builder.Append(kvp.Key + "=" + kvp.Value + "&");
}
// data들을 UTF8형식으로 바이트 변환함.
//byte[] bytes = Encoding.UTF8.GetBytes(builder.ToString());
byte[] bytes = Encoding.UTF8.GetBytes(builder.ToString());
req.ContentLength = bytes.Length;
// HttpWebRequest req에 변환된 데이터들을 넣자.
using (Stream reqStream = req.GetRequestStream())
reqStream.Write(bytes, 0, bytes.Length);
// 받은 내용 저장 변수
string responseText = string.Empty;
// HttpWebRequest req로부터 response한 결과 클래스
using (WebResponse resp = req.GetResponse())
{
Stream respStream = resp.GetResponseStream();
}
원인이 무엇일까요?