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;

namespace abbott_2024_event.webapi
{
    /// <summary>
    /// lineLogin 的摘要描述
    /// </summary>
    public class lineLogin : IHttpHandler
    {
        SqlConnection conn = new SqlConnection(globalClass.appsettings("DBConnectionString"));

        public void ProcessRequest(HttpContext context)
        {
            result objRet = new result();
            DataContractJsonSerializer json = new DataContractJsonSerializer(objRet.GetType());
            context.Response.ContentType = "application/json;charset=utf-8";

            string line_uid = (context.Request["line_uid"] == null) ? "" : context.Request["line_uid"].ToString();
            string line_displayName = (context.Request["line_displayname"] == null) ? "" : context.Request["line_displayname"].ToString();

            if (line_uid == "")
            {
                objRet.ret = "no";
                objRet.err_code = "2001";
                objRet.message = "line_uid或line_displayname為空字串!";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

            if (line_displayName == "")
            {
                objRet.ret = "no";
                objRet.err_code = "1005";
                objRet.message = "line_displayname為空字串!";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

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

            if (lineUser == null)
            {
                lineUser.lineUser_uid = globalClass.CreateRandomCode(32);
                lineUser.line_uid = line_uid;
                lineUser.line_displayName = line_displayName;

                conn.Insert<lineUser>(lineUser);

                objRet.ret = "yes";
                objRet.isFirst = "Y";

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

            if (lineUser != null) {
                if (lineUser.line_displayName != line_displayName) { 
                    lineUser.line_displayName= line_displayName;
                    lineUser.lineUser_modifydate = DateTime.Now;
                    conn.Update<lineUser>(lineUser); 
                }

                List<babyData> babyDatas = conn.Query<babyData>("select * from babyData where line_uid = @line_uid", new { line_uid = line_uid }).ToList();

                foreach (babyData data in babyDatas)
                {
                    baby baby = new baby();
                    baby.babyData_name = data.babyData_name;
                    baby.babyData_gender = data.babyData_sexual;
                    baby.babyData_birthday = data.babyData_birthday.ToString("yyyy/MM/dd");
                    objRet.babyList.Add(baby);
                }
                objRet.isFirst = "N";
                objRet.ret = "yes";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

            
        }

        public class result
        {
            public string ret = "no";
            public string err_code = "0000";
            public string message = "";
            public string isFirst = "N";
            public List<baby> babyList = new List<baby>();
        }

        public class baby
        {
            public string babyData_birthday { get; set; } = "";
            public string babyData_name { get; set; } = "";
            public string babyData_gender { get; set; } = "M";

        }

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