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>
    /// babyHistory 的摘要描述
    /// </summary>
    public class babyHistory : 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";
            context.Response.AddHeader("Access-Control-Allow-Origin", "*");

            string line_uid = (context.Request["line_uid"] == null) ? "" : context.Request["line_uid"].ToString();     
            string babyData_uid = (context.Request["babyData_uid"] == null) ? "" : context.Request["babyData_uid"].ToString();
            string start = (context.Request["start"] == null) ? "" : context.Request["start"].ToString();
            string end = (context.Request["end"] == null) ? "" : context.Request["end"].ToString();

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

            if (lineUser == null)
            {
                objRet.ret = "no";
                objRet.err_code = "2002";
                objRet.message = "無此line_uid的資料!";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

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

            if (babyData == null) {
                objRet.ret = "no";
                objRet.err_code = "3004";
                objRet.message = "沒有此babyData資料!";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

            int minNum = 0;
            int maxNum = 120;

            if (start != "") {
                try
                {
                    minNum = int.Parse(start) * 12;
                }
                catch { 
                
                }
            }

            if (end != "") {
                try
                {
                    maxNum = int.Parse(end) * 12;
                }
                catch { 
                
                }
            }

            List<babyRec> babyRecs = conn.Query<babyRec>("select * from babyRec where line_uid = @line_uid and babyData_uid = @babyData_uid and babyRec_monthLastRec = 'Y' order by babyRec_months", new { line_uid = line_uid, babyData_uid = babyData_uid }).ToList();

            foreach (babyRec rec in babyRecs) { 
                height_data height_Data = new height_data();
                height_Data.babyRec_height = rec.babyRec_height;
                height_Data.babyRec_months = rec.babyRec_months;
                height_Data.babyRec_yearMonthStr = rec.babyRec_yearMonthStr;
                height_Data.babyRec_middleHeight = rec.babyRec_middleHeight;
                height_Data.babyRec_inpercent = rec.babyRec_inpercent;

                objRet.datas.Add(height_Data);
            }

            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 List<height_data> datas = new List<height_data>();
        }

        public class height_data
        {
            public double babyRec_height = 0;
            public double babyRec_middleHeight = 0;
            public string babyRec_yearMonthStr = "";
            public int babyRec_months = 0;
            public double babyRec_inpercent = 0;
        }

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