using MySql.Data.MySqlClient;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ZktecoAttendenceService
{
    class AttendanceDAO
    {
        public AttendanceDAO()
        {
        }
        public void Add(Attendance attendance, MySqlConnection connection)
        {
            string query = "INSERT INTO `hrms`.`attendance_log` (`ac_no`, `checktime`, `processed`, `machine_id`, `in_out_type_id`, `machine_ip`, `date`) VALUES (@AcNo, @CHECKTIME, @isProcessed, @MachineId, @InOutTypeId, @MachineIP, @Getdate)";

            MySqlCommand cmd = new MySqlCommand(query, connection);
            cmd.Parameters.AddWithValue("@AcNo", attendance.AcNo);
            cmd.Parameters.AddWithValue("@CHECKTIME", attendance.CheckTime);
            cmd.Parameters.AddWithValue("@isProcessed", attendance.IsProcessed);
            cmd.Parameters.AddWithValue("@machineId", attendance.MachineId);
            cmd.Parameters.AddWithValue("@InOutTypeId", attendance.InOutTypeId);
            cmd.Parameters.AddWithValue("@MachineIP", attendance.MachineIp);
            cmd.Parameters.AddWithValue("@Getdate", attendance.Date);

            cmd.ExecuteNonQuery();

        }
        public void AddColony(Attendance attendance, MySqlConnection connection)
        {
            string query = "REPLACE INTO `hrms`.`colony_attendance_log` (`ac_no`, `checktime`, `processed`, `machine_id`, `in_out_type_id`, `machine_ip`, `date`) VALUES (@AcNo, @CheckTime, @IsProcessed, @MachineId, @InOutTypeId, @MachineIp, @GetDate)";

            MySqlCommand cmd = new MySqlCommand(query, connection);
            cmd.Parameters.AddWithValue("@AcNo", attendance.AcNo);
            cmd.Parameters.AddWithValue("@CheckTime", attendance.CheckTime);
            cmd.Parameters.AddWithValue("@IsProcessed", attendance.IsProcessed);
            cmd.Parameters.AddWithValue("@MachineId", attendance.MachineId);
            cmd.Parameters.AddWithValue("@InOutTypeId", attendance.InOutTypeId);
            cmd.Parameters.AddWithValue("@MachineIp", attendance.MachineIp);
            cmd.Parameters.AddWithValue("@GetDate", attendance.Date);

            cmd.ExecuteNonQuery();

        }
      
        public void BulkInsert(List<Attendance> attendanceLogs, MySqlConnection connection)
        {
            if (attendanceLogs == null || attendanceLogs.Count == 0) return;

            // Start building the INSERT statement
            StringBuilder queryBuilder = new StringBuilder("INSERT INTO attendance_log (ac_no, checktime, processed, machine_id, in_out_type_id, machine_ip, date) VALUES ");

            // Add each record as a value
            List<string> rows = new List<string>();
            foreach (var log in attendanceLogs)
            {
                rows.Add($"('{log.AcNo}', '{log.CheckTime:yyyy-MM-dd HH:mm:ss}', {log.IsProcessed}, {log.MachineId}, {log.InOutTypeId}, '{log.MachineIp}', '{log.Date:yyyy-MM-dd HH:mm:ss}')");
            }

            // Concatenate rows with commas
            queryBuilder.Append(string.Join(", ", rows));

            // Execute the query
            using (MySqlCommand cmd = new MySqlCommand(queryBuilder.ToString(), connection))
            {
                cmd.ExecuteNonQuery();
            }
        }
    }
}