//
//  Class:			InfectedArea
//	Current CLR:	4.0.30319.34209
//	System:			Microsoft Visual Studio 14.0
//	Author:			dani
// 	Created:		2/26/2016 8:35:02 AM
//
//	Copyright (c) 2016 Informatikbüro Daniel Schick. All rights reserved.

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using Newtonsoft.Json;

namespace bsmd.database
{

    [TypeConverter(typeof(MessageClassConverter<InfectedArea>))]
    [JsonConverter(typeof(NoTypeConverterJsonConverter<InfectedArea>))]
    public class InfectedArea : DatabaseEntity, ISublistElement
    {

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

        #region Properties

        [JsonIgnore]
        [Browsable(false)]
        public MDH MDH { get; set; }

        [ShowReport]
        [MaxLength(99)]
        [ENI2Validation]        
        public string InfectedAreaPort { get; set; }

        [ShowReport]
        [ENI2Validation]
        public DateTime? InfectedAreaDate { get; set; }

        public string Identifier { get; set; }

        [JsonIgnore]
        [Browsable(false)]
        public string SublistCollectionKey { get { return "infectedarea"; } }

        #endregion

        #region abstract class implementation

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

            while (reader.Read())
            {
                InfectedArea ia = new InfectedArea();
                ia.id = reader.GetGuid(0);
                if (!reader.IsDBNull(1)) ia.InfectedAreaPort = reader.GetString(1);
                if (!reader.IsDBNull(2)) ia.InfectedAreaDate = reader.GetDateTime(2);                
                if (!reader.IsDBNull(3)) ia.Identifier = reader.GetString(3);
                result.Add(ia);
            }

            reader.Close();
            result.Sort();
            return result;
        }

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

            switch (filter)
            {
                case Message.LoadFilter.MDH_ID:
                    query += "WHERE MDH_Id = @MDHID";
                    if (!cmd.Parameters.Contains("@MDHID"))
                        ((SqlCommand)cmd).Parameters.AddWithValue("@MDHID", criteria[0]);
                    break;
                case Message.LoadFilter.ALL:
                default:

                    break;
            }            

            cmd.CommandText = query;
        }

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

            scmd.Parameters.AddWithNullableValue("@P1", this.MDH.Id);            
            scmd.Parameters.AddWithNullableValue("@P2", this.InfectedAreaPort);
            scmd.Parameters.AddWithNullableValue("@P3", this.InfectedAreaDate);
            scmd.Parameters.AddWithNullableValue("@P4", this.Identifier);

            if (this.IsNew)
            {
                this.CreateId();
                scmd.Parameters.AddWithValue("@ID", this.Id);
                scmd.CommandText = string.Format("INSERT INTO {0} (Id, MDH_Id, InfectedAreaPort, InfectedAreaDate, " +
                    "Identifier) VALUES (@ID, @P1, @P2, @P3, @P4)", this.Tablename);
            }
            else
            {
                scmd.CommandText = string.Format("UPDATE {0} SET InfectedAreaPort = @P2, InfectedAreaDate = @P3, Identifier = @P4 " +
                    "WHERE Id = @ID", this.Tablename);
                scmd.Parameters.AddWithNullableValue("@ID", this.Id);
            }
        }

        #endregion

        #region IComparable implementation

        public int CompareTo(object obj)
        {
            if (this.Identifier == null) return 1;
            if ((obj is null) || (((InfectedArea)obj).Identifier == null))
                return 1;
            if (Int32.TryParse(((InfectedArea)obj).Identifier, out int i1) && Int32.TryParse(this.Identifier, out int i2))
                return i2.CompareTo(i1);
            return this.Identifier.CompareTo(((InfectedArea)obj).Identifier);
        }

        #endregion

    }
}