using System;
using System.Linq;
using Microsoft.AspNetCore.Mvc;
using Dough.Models.Database;
using Dough.Models;
using Dough.Models.Exceptions;
using Dough.Models.Results;

namespace Dough.Controllers
{
    public class TransactionsController : BaseController
    {
        private readonly MainDbContext _context;

        public TransactionsController(MainDbContext context)
        {
            _context = context;
        }

        [HttpGet]
        public ActionResult GetTransactions()
        {
            var transactions = _context.Transactions.Where(c => !c.Hidden);
            return Ok(transactions.ToList());
        }

        [HttpPost("add")]
        public ActionResult AddTransaction(Transaction data)
        {
            data.SetBaseProperties();
            try
            {
                data.Validate();
            }
            catch (Exception e)
            {
                Console.WriteLine(e);
                if (e is ModelValidationException mve)
                    return BadRequest(mve.ErrorResult);
                return BadRequest(new ErrorResult());
            }

            _context.Transactions.Add(data);
            _context.SaveChanges();
            return Ok();
        }

        [HttpPost("update")]
        public ActionResult UpdateTransaction(Transaction data)
        {
            try
            {
                data.Validate();
            }
            catch (Exception e)
            {
                Console.WriteLine(e);
                if (e is ModelValidationException mve)
                    return BadRequest(mve.ErrorResult);
                return BadRequest(new ErrorResult());
            }

            var transaction = _context.Transactions.SingleOrDefault(data.Id);
            transaction.Update(data);
            _context.SaveChanges();
            return Ok(data);
        }

        [HttpDelete("delete")]
        public ActionResult DeleteTransaction(Transaction data)
        {
            if (data.Id == default) return BadRequest(new ErrorResult());
            _context.Transactions.Remove(data);
            _context.SaveChanges();
            return Ok();
        }
    }
}