using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Logging;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using MarketingDAL.DTO.Lead;
using MarketingDAL.Query.Lead;
using Microsoft.Extensions.Logging;
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 MarketingDAL.CustomCode.Lead
{
    public class LeadDAL : ILeadDAL
    {
        private readonly IQueryExecutor _QueryExecutor;
        private readonly ILogger<LeadDAL> _Logger;

        public LeadDAL(IQueryExecutor IQueryExecutor, ILogger<LeadDAL> ILogger)
        {
            _QueryExecutor = IQueryExecutor;
            _Logger = ILogger;
        }

        public async Task<string> GetLead(int LeadId, LoginDTO LoginDTO)
        {
            try
            {
                string sql = LeadQB.GET_LEAD;
                var parameters = new { leadid = LeadId };
                LeadDTO LeadDTO = await _QueryExecutor.QuerySingleAsync<LeadDTO>(LoginDTO, sql, parameters);
                return JsonConvert.SerializeObject(LeadDTO);
            }
            catch (Exception ex)
            {
                _Logger.LogError(ex, "Error fetching Lead with ID {LeadId}", LeadId);
                throw;
            }
        }

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

                switch (LoginDTO.DatabaseType)
                {
                    case DBType.SQL:
                        SQL = LeadPicklistQB.GET_SELECTLIST_LEAD_SQL;
                        break;

                    case DBType.PostGre:
                        SQL = LeadPicklistQB.GET_SELECTLIST_LEAD_PG;
                        break;

                    case DBType.Oracle:
                        SQL = LeadPicklistQB.GET_SELECTLIST_LEAD_ORACLE;
                        break;

                    case DBType.MySQL:
                        SQL = LeadPicklistQB.GET_SELECTLIST_LEAD_MYSQL;
                        break;

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

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

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

                string Json = JsonConvert.SerializeObject(Result);
                return Json;
            }
            catch (Exception ex)
            {
                _Logger.LogError(ex, "Error fetching Lead select list");
                throw;
            }
        }

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

                switch (LoginDTO.DatabaseType)
                {
                    case DBType.SQL:
                        SQL = ContactPicklistQB.GET_CONTACTPICKLISTREPORT_SQL;
                        break;

                    case DBType.PostGre:
                        SQL = ContactPicklistQB.GET_CONTACTPICKLISTREPORT_PG;
                        break;

                    case DBType.Oracle:
                        SQL = ContactPicklistQB.GET_CONTACTPICKLISTREPORT_ORACLE;
                        break;

                    case DBType.MySQL:
                        SQL = ContactPicklistQB.GET_CONTACTPICKLISTREPORT_MYSQL;
                        break;

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

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

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

                string Json = JsonConvert.SerializeObject(Result);
                return Json;
            }
            catch (Exception ex)
            {
                _Logger.LogError(ex, "Error fetching Contact picklist report");
                throw;
            }
        }
    }
}