// Copyright (c) 2026-present schick Informatik
// Description: WAS Exemption entries

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;

namespace bsmd.database
{
    public class WASExemption : DatabaseEntityAsync, IComparable
    {
        #region Construction

        public WASExemption()
        {
            this.tablename = "[dbo].[WASExemption]";
        }

        #endregion

        #region Properties

        [MaxLength(7)]
        public string IMO { get; set; }

        [MaxLength(100)]
        public string ShipName { get; set; }

        [MaxLength(70)]
        public string Port { get; set; }

        public DateTime ValidUntil { get; set; }

        #endregion

        #region DatabaseEntity implementation

        public override void PrepareSave(IDbCommand cmd)
        {
            SqlCommand scmd = cmd as SqlCommand;

            if (this.IMO != null) scmd.Parameters.AddWithValue("@P1", this.IMO);
            else scmd.Parameters.AddWithValue("@P1", DBNull.Value);
            if (this.ShipName != null) scmd.Parameters.AddWithValue("@P2", this.ShipName);
            else scmd.Parameters.AddWithValue("@P2", DBNull.Value);
            if (this.Port != null) scmd.Parameters.AddWithValue("@P3", this.Port);
            else scmd.Parameters.AddWithValue("@P3", DBNull.Value);
            scmd.Parameters.AddWithValue("@P4", this.ValidUntil);

            if (this.IsNew)
            {
                this.CreateId();
                scmd.Parameters.AddWithValue("@ID", this.Id);
                cmd.CommandText = string.Format(
                    "INSERT INTO {0} (Id, IMO, ShipName, Port, ValidUntil) VALUES (@ID, @P1, @P2, @P3, @P4)",
                    this.Tablename);
            }
            else
            {
                cmd.CommandText = string.Format(
                    "UPDATE {0} SET IMO = @P1, ShipName = @P2, Port = @P3, ValidUntil = @P4 WHERE Id = @ID",
                    this.Tablename);
                scmd.Parameters.AddWithValue("@ID", this.Id);
            }
        }

        public override void PrepareLoadCommand(IDbCommand cmd, Message.LoadFilter filter, params object[] criteria)
        {
            string query = string.Format("SELECT Id, IMO, ShipName, Port, ValidUntil FROM {0}", this.Tablename);

            switch (filter)
            {
                case Message.LoadFilter.ALL:
                default:
                    break;
            }
            cmd.CommandText = query;
        }

        public override List<DatabaseEntity> LoadList(IDataReader reader)
        {
            List<DatabaseEntity> result = new List<DatabaseEntity>();

            while (reader.Read())
            {
                WASExemption was = new WASExemption();
                was.id = reader.GetGuid(0);
                if (!reader.IsDBNull(1)) was.IMO = reader.GetString(1);
                if (!reader.IsDBNull(2)) was.ShipName = reader.GetString(2);
                if (!reader.IsDBNull(3)) was.Port = reader.GetString(3);
                if (!reader.IsDBNull(4)) was.ValidUntil = reader.GetDateTime(4);

                result.Add(was);
            }
            reader.Close();
            return result;
        }

        protected override DatabaseEntityAsync ReadRowFromReader(IDataReader reader)
        {
            WASExemption was = null;
            if (reader != null)
            {
                was = new WASExemption();
                was.id = reader.GetGuid(0);
                if (!reader.IsDBNull(1)) was.IMO = reader.GetString(1);
                if (!reader.IsDBNull(2)) was.ShipName = reader.GetString(2);
                if (!reader.IsDBNull(3)) was.Port = reader.GetString(3);
                if (!reader.IsDBNull(4)) was.ValidUntil = reader.GetDateTime(4);
            }
            return was;
        }

        #endregion

        #region IComparable implementation

        public int CompareTo(object obj)
        {
            if (obj is WASExemption exemption)
            {
                return this.ShipName?.CompareTo(exemption.ShipName ?? "") ?? 0;
            }
            return 0;
        }

        #endregion
    }
}