using DevadminDAL.DTO.Client;
using DevadminDAL.Query.Client;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static GB5Shared.GB5Constant.Constant;

namespace DevadminDAL.CustomCode.Client
{
    public class ClientDAL : IClientDAL
    {
        private readonly IQueryExecutor _QueryExecutor;

        public ClientDAL(IQueryExecutor queryExecutor)
        {
            _QueryExecutor = queryExecutor;
        }

        public async Task<string> GetSelectListClient(int FirstNumber, int MaxResult, CriteriaDTO CriteriaDTO, LoginDTO LoginDTO)
        {
            try
            {
                string SQL = string.Empty;

                switch (LoginDTO.DatabaseType)
                {
                    case DBType.SQL:
                        SQL = ClientQB.GET_SELECTLIST_CLIENT_SQL;
                        break;

                    case DBType.PostGre:
                        SQL = ClientQB.GET_SELECTLIST_CLIENT_PG;
                        break;

                    case DBType.Oracle:
                        SQL = ClientQB.GET_SELECTLIST_CLIENT_ORACLE;
                        break;

                    case DBType.MySQL:
                        SQL = ClientQB.GET_SELECTLIST_CLIENT_MYSQL;
                        break;

                    default:
                        throw new Exception("Unsupported database type");
                }

                var Criteria = CriteriaParser.Parse(CriteriaDTO);
                string ClientName = CriteriaParser.GetString(Criteria, "ClientName");

                var Parameters = new
                {
                    firstnumber = FirstNumber,
                    maxresult = MaxResult,
                    clientname = string.IsNullOrWhiteSpace(ClientName) ? null : ClientName
                };

                var Result = await _QueryExecutor.QueryAsync<ClientPicklistDTO>(LoginDTO, SQL, Parameters);

                string Json = JsonConvert.SerializeObject(Result);
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetSelectListClientSite(int FirstNumber, int MaxResult, CriteriaDTO CriteriaDTO, LoginDTO LoginDTO)
        {
            try
            {
                string SQL = string.Empty;

                switch (LoginDTO.DatabaseType)
                {
                    case DBType.SQL:
                        SQL = ClientSiteQB.GET_SELECTLIST_CLIENTSITE_SQL;
                        break;

                    case DBType.PostGre:
                        SQL = ClientSiteQB.GET_SELECTLIST_CLIENTSITE_PG;
                        break;

                    case DBType.Oracle:
                        SQL = ClientSiteQB.GET_SELECTLIST_CLIENTSITE_ORACLE;
                        break;

                    case DBType.MySQL:
                        SQL = ClientSiteQB.GET_SELECTLIST_CLIENTSITE_MYSQL;
                        break;

                    default:
                        throw new Exception("Unsupported database type");
                }

                var Criteria = CriteriaParser.Parse(CriteriaDTO);
                string ClientSiteName = CriteriaParser.GetString(Criteria, "ClientSiteName");
                int ClientId = CriteriaParser.GetInt(Criteria, "ClientId", -1);

                var Parameters = new
                {
                    firstnumber = FirstNumber,
                    maxresult = MaxResult,
                    clientid = ClientId == -1 ? null : (int?)ClientId,
                    clientsitename = string.IsNullOrWhiteSpace(ClientSiteName) ? null : ClientSiteName
                };

                var Result = await _QueryExecutor.QueryAsync<ClientSitePicklistDTO>(LoginDTO, SQL, Parameters);

                string Json = JsonConvert.SerializeObject(Result);
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}