using CRMDAL.DTO.Contact;
using CRMDAL.Query.Contact;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using System;
using System.Data.Common;
using System.Threading.Tasks;

namespace CRMDAL.CustomCode.Contact
{
    public class ContactDAL : IContactDAL
    {
        private readonly IQueryExecutor _QueryExecutor;

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

        public async Task<int> SaveContact(ContactDTO dto, LoginDTO login, DbTransaction? tx = null)
        {
            try
            {
                return await _QueryExecutor.ExecuteAsync(login, ContactQB.SAVE_CONTACT, dto, tx);
            }
            catch (Exception ex)
            {
                throw new Exception($"Error saving Contact (ContactId: {dto.ContactId})", ex);
            }
        }

        public async Task<int> UpdateContact(ContactDTO dto, LoginDTO login, DbTransaction? tx = null)
        {
            try
            {
                return await _QueryExecutor.ExecuteAsync(login, ContactQB.UPDATE_CONTACT, dto, tx);
            }
            catch (Exception ex)
            {
                throw new Exception($"Error updating Contact (ContactId: {dto.ContactId})", ex);
            }
        }

        public async Task<ContactDTO?> GetContact(int contactId, LoginDTO login)
        {
            try
            {
                return await _QueryExecutor.QuerySingleAsync<ContactDTO>(login, ContactQB.GET_CONTACT_BY_ID,
                    new { ContactId = contactId });
            }
            catch (Exception ex)
            {
                throw new Exception($"Error fetching Contact (ContactId: {contactId})", ex);
            }
        }
    }
}