using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using MMDAL.DTO.ForeCast;
using MMDAL.Query.ForeCast;
using Newtonsoft.Json;
using static GB5Shared.GB5Constant.Constant;

namespace MMDAL.CustomCode.ForeCast
{
    public class ForeCastDAL : IForeCastDAL
    {
        private readonly IQueryExecutor _QueryExecutor;

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

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

                switch (LoginDTO.DatabaseType)
                {
                    case DBType.SQL:
                        SQL = ForeCastQB.GET_SELECTLIST_FORECAST_SQL;
                        break;

                    case DBType.PostGre:
                        SQL = ForeCastQB.GET_SELECTLIST_FORECAST_PG;
                        break;

                    case DBType.Oracle:
                        SQL = ForeCastQB.GET_SELECTLIST_FORECAST_ORACLE;
                        break;

                    case DBType.MySQL:
                        SQL = ForeCastQB.GET_SELECTLIST_FORECAST_MYSQL;
                        break;

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

                var Parameters = new
                {
                    firstnumber = FirstNumber,
                    maxresult = MaxResult
                };

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

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

        public async Task<string> GetSelectListForeCastVersion(int ForeCastId, LoginDTO LoginDTO)
        {
            try
            {
                string SQL = LoginDTO.DatabaseType switch
                {
                    DBType.SQL => ForeCastQB.GET_SELECTLIST_FORECAST_VERSION_SQL,
                    DBType.PostGre => ForeCastQB.GET_SELECTLIST_FORECAST_VERSION_PG,
                    _ => throw new Exception("Unsupported database type")
                };

                var Parameters = new { ForeCastId = ForeCastId };
                var Result = await _QueryExecutor.QueryAsync<ForeCastVersionPicklistDTO>(LoginDTO, SQL, Parameters);
                return JsonConvert.SerializeObject(Result);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}