using BlueWest.Data;
using BlueWest.WebApi.Tools;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using PerformanceSolution.Data;

namespace BlueWest.WebApi.Controllers
{
    [ApiController]
    [Route("[controller]")]
    public class UserController : ControllerBase
    {
        
        [ProducesResponseType(StatusCodes.Status200OK)]
        [HttpGet]
        public ActionResult Get()
        {
            if (MemoryData.UserList != null)
            {
                return Ok(MemoryData.UserList);

            }

            return new NotFoundResult();
        }
        
        
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status404NotFound)]
        [HttpGet("{userId}", Name = nameof(GetUserById))]
        public ActionResult GetUserById(int userId)
        {
            User user = MemoryData.GetUserById(userId);
            
            if (user != null)
            {
                return Ok(user);

            }

            return new NotFoundResult();
        }
        
        
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [HttpGet("{userId}/transactions")]
        public ActionResult GetTransactions(int userId)
        {
            var user = MemoryData.GetUserById(userId);
            var transactions = user.FinanceTransactions;
            if (transactions != null)
            {
                return Ok(transactions);

            }
            return new NotFoundResult();
        }
                       
        
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [HttpGet("{userId}/transactions/{transactionId}")]
        public ActionResult GetTransactionsById(int userId, int transactionId)
        {
            var user = MemoryData.GetUserById(userId);
           
            var transactions = user?.FinanceTransactions;
            
            FinanceTransaction? transaction = transactions?.FirstOrNull(t => t.Id == transactionId);
                
            if (transaction != null)
            {
                return Ok(transaction);
            }
            
            return new NotFoundResult();
        }
        
        
        [ProducesResponseType(StatusCodes.Status201Created)]
        [HttpPost]
        public ActionResult AddOrModifyUser(UserUpdateDto userUpdateDto)
        {
            var user = MemoryData.AddOrModifyUser(userUpdateDto);
            return CreatedAtRoute(nameof(GetUserById),  new {userId = user.Id}, user);
        }        
        
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [HttpPut("{userId}")]
        public ActionResult UpdateUser(int userId, UserUpdateDto userUpdate)
        {
            var result = MemoryData.UpdateUser(userId, userUpdate);
            
            if (result != null) return Ok(result);
            
            return BadRequest();
        }
        
        [ProducesResponseType(StatusCodes.Status204NoContent)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [HttpDelete("{id}")]
        public ActionResult DeleteUser(int id)
        {

            bool result = MemoryData.RemoveUser(id);
            
            if (result)
            {
                return NoContent();
            }

            return new BadRequestResult();
        }
        
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status400BadRequest)]
        [HttpPost("{userId}/transactions")]
        public ActionResult PostTransaction(int userId, FinanceTransaction financeTransaction)
        {
            FinanceTransaction? result = MemoryData.AddFinanceTransaction(userId, financeTransaction);

            if(result != null) return Ok(result);

            return new BadRequestResult();
        }
        
        
    }
}