<%@ WebHandler Language="C#" Class="user_profile" %>

using System;
using System.Web;
using System.Runtime.Serialization.Json;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Web.Services.Protocols;
using System.Security.Cryptography;
using System.Text;
using System.Web.SessionState;
using System.Data;

public class user_profile : IHttpHandler, IReadOnlySessionState {
    
    public void ProcessRequest (HttpContext context) {
        result objRet = new result();
        DataContractJsonSerializer json = new DataContractJsonSerializer(objRet.GetType());
        context.Response.ContentType = "application/json;charset=utf-8";
        context.Response.AddHeader("Access-Control-Allow-Origin", "*");
        authPermission objAuth = new authPermission();

        if (!objAuth.isLogin())
        {
            objRet.ret = "no";
            objRet.err_code = "0001";
            objRet.message = "尚未登入，請登入後使用";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        string user_email = (context.Request["input_email"] == null) ? "" : context.Request["input_email"].ToString();
        string result = (context.Request["pic_data"] == null) ? "" : context.Request["pic_data"].ToString();
        string pass = (context.Request["pass"] == null) ? "" : context.Request["pass"].ToString();

        if (user_email == null || result == null)
        {
            objRet.ret = "no";
            objRet.err_code = "0002";
            objRet.message = "沒有資料可以儲存";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        userdata objUser = new userdata(objAuth.user_uid);

        objUser.user_email = user_email;

        JToken jsonObj = JValue.Parse(result);

        string base64Img = "";
        string picChange = jsonObj[0]["meta"]["picChange"].ToString();

        if (picChange == "Y")
        {
            base64Img = jsonObj[0]["output"]["image"].ToString();
            objUser.pic_image = globalClass.Base64ToImage(base64Img);
        }

        try
        {
            if (objUser.updateData())
            {
                if (pass != "")
                {
                    autoExecSQL objPass = new autoExecSQL(string.Format("update users set user_pwd = '{0}' where user_uid = '{1}' ", pass, objAuth.user_uid));
                }
                objRet.ret = "yes";
            }
            else
            {
                objRet.ret = "no";
                objRet.err_code = "0004";
                objRet.message = objUser.update_result;
            }
        }
        catch (Exception ex)
        {
            objRet.ret = "no";
            objRet.err_code = "0005";
            objRet.message = ex.Message;
        }

        json.WriteObject(context.Response.OutputStream, objRet);
        return;
    }

    public class result
    {
        public string ret = "no";
        public string err_code = "0000";
        public string message = "";
    }
 
    public bool IsReusable {
        get {
            return false;
        }
    }

}