using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Runtime.Serialization.Json;
using System.Web.SessionState;
using Dapper;
using Dapper.Contrib.Extensions;
using System.Data.SqlClient;
using System.IO.Compression;

namespace abbott_2024_event.BackEnd.api
{
    /// <summary>
    /// chgBabyData 的摘要描述
    /// </summary>
    public class chgBabyData : IHttpHandler
    {
        SqlConnection conn = new SqlConnection(globalClass.appsettings("DBConnectionString"));
        public authToken authToken;
        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", "*");

            string acceptEncoding = context.Request.Headers["Accept-Encoding"].ToString().ToUpperInvariant();
            if (!String.IsNullOrEmpty(acceptEncoding))
            {
                if (acceptEncoding.Contains("GZIP"))
                {
                    //输出流头部GZIP压缩
                    context.Response.AppendHeader("Content-encoding", "gzip");
                    context.Response.Filter = new GZipStream(context.Response.Filter, CompressionMode.Compress);
                }
                else if (acceptEncoding.Contains("DEFLATE"))
                {
                    //输出流头部DEFLATE压缩
                    context.Response.AppendHeader("Content-encoding", "deflate");
                    context.Response.Filter = new DeflateStream(context.Response.Filter, CompressionMode.Compress);
                }
            }

            authToken objAuth = new authToken();

            if (!objAuth.user_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 babyData_uid = (context.Request["babyData_uid"] == null) ? "" : context.Request["babyData_uid"].ToString();
            string babyData_name = (context.Request["babyData_name"] == null) ? "" : context.Request["babyData_name"].ToString();
            string babyData_sexual = (context.Request["babyData_sexual"] == null) ? "" : context.Request["babyData_sexual"].ToString();

            babyData babyData = conn.QueryFirstOrDefault<babyData>("select * from babyData where babyData_uid = @babyData_uid", new { babyData_uid = babyData_uid });

            if (babyData == null) {
                objRet.ret = "no";
                objRet.err_code = "0002";
                objRet.message = "查無此寶寶資料";
                json.WriteObject(context.Response.OutputStream, objRet);
            }

            string gender_change = "N";

            if (babyData_sexual != babyData.babyData_sexual) {
                gender_change = "Y";
            }

            babyData.babyData_name = babyData_name;
            babyData.babyData_sexual = babyData_sexual;

            conn.Update<babyData>(babyData);

            if (gender_change == "Y") {
                try
                {
                    List<babyRec> babyRecs = conn.Query<babyRec>("select * from babyRec where babyData_uid = @babyData_uid", new { babyData_uid = babyData_uid }).ToList();

                    foreach (babyRec rec in babyRecs)
                    {
                        lenHeiTable objLenHei = conn.QueryFirstOrDefault<lenHeiTable>("select * from lenHeiTable where lenHeiTable_sexual = @gender and lenHeiTable_month = @month and lenHeiTable_minVal <= @height1 and lenHeiTable_maxVal > @height2 ", new { gender = babyData.babyData_sexual, month = rec.babyRec_months, height1 = rec.babyRec_height, height2 = rec.babyRec_height });
                        lenHeiTable objMidHei = conn.QueryFirstOrDefault<lenHeiTable>("select * from lenHeiTable where lenHeiTable_sexual = @gender and lenHeiTable_month = @month and lenHeiTable_percent = 50", new { gender = babyData.babyData_sexual, month = rec.babyRec_months });
                        rec.babyRec_inpercent = objLenHei.lenHeiTable_percent;
                        rec.babyRec_middleHeight = objMidHei.lenHeiTable_maxVal;

                        conn.Update<babyRec>(rec);
                    }

                }
                catch (Exception ex) { 
                
                }
                
            }

            objRet.ret = "yes";

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

        public class result
        {
            public string ret = "no";
            public string err_code = "0000";
            public string message = "";

        }

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}