using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using FCOMMON;

namespace Project.Web
{
    public partial class MachineBridge
    {
        /// <summary>
        /// 메일 발신 내역 조회
        /// </summary>
        public string Mail_GetList(string startDate, string endDate, string searchKey)
        {
            try
            {
                if (string.IsNullOrEmpty(info.Login.no) || string.IsNullOrEmpty(info.Login.gcode))
                {
                    return JsonConvert.SerializeObject(new { Success = false, Message = "로그인이 필요합니다." });
                }

                var connStr = Project.Properties.Settings.Default.CS;
                using (var conn = new SqlConnection(connStr))
                {
                    conn.Open();

                    var cmd = new SqlCommand(@"
                        SELECT idx, gcode, subject, body, fromlist, tolist, cc AS cclist, bcc AS bcclist, project, cate, pdate
                        FROM MailData WITH (nolock)
                        WHERE gcode = @gcode 
                          AND (pdate BETWEEN @startDate AND @endDate)
                          AND (ISNULL(subject,'') LIKE @search OR ISNULL(fromlist,'') LIKE @search OR ISNULL(tolist,'') LIKE @search OR ISNULL(cate,'') LIKE @search)
                        ORDER BY pdate DESC", conn);

                    cmd.Parameters.Add("@gcode", SqlDbType.VarChar).Value = info.Login.gcode;
                    cmd.Parameters.Add("@startDate", SqlDbType.VarChar).Value = startDate;
                    cmd.Parameters.Add("@endDate", SqlDbType.VarChar).Value = endDate;
                    cmd.Parameters.Add("@search", SqlDbType.NVarChar).Value = $"%{searchKey}%";

                    var list = new List<object>();
                    using (var reader = cmd.ExecuteReader())
                    {
                        while (reader.Read())
                        {
                            list.Add(new
                            {
                                idx = reader.GetInt32(0),
                                gcode = reader.IsDBNull(1) ? "" : reader.GetString(1),
                                uid = "",  // uid 컬럼 없음
                                subject = reader.IsDBNull(2) ? "" : reader.GetString(2),
                                htmlbody = reader.IsDBNull(3) ? "" : reader.GetString(3),  // body를 htmlbody로 반환
                                fromlist = reader.IsDBNull(4) ? "" : reader.GetString(4),
                                tolist = reader.IsDBNull(5) ? "" : reader.GetString(5),
                                cclist = reader.IsDBNull(6) ? "" : reader.GetString(6),
                                bcclist = reader.IsDBNull(7) ? "" : reader.GetString(7),
                                project = reader.IsDBNull(8) ? "" : reader.GetInt32(8).ToString(),
                                cate = reader.IsDBNull(9) ? "" : reader.GetString(9),
                                wdate = reader.IsDBNull(10) ? "" : reader.GetString(10)  // pdate를 wdate로 반환 (프론트엔드 호환)
                            });
                        }
                    }

                    return JsonConvert.SerializeObject(new { Success = true, Data = list });
                }
            }
            catch (Exception ex)
            {
                return JsonConvert.SerializeObject(new { Success = false, Message = ex.Message });
            }
        }
    }
}