public async Task <IHttpActionResult> ValidateAnswer(int answerId, int userId)
{
try
{
using (var context = new gamequizlgpdEntities())
{
if (userId == 0)
{
return(BadRequest("Usuario invalido"));
}
if (answerId == 0)
{
return(BadRequest("Alternativa invalida"));
}
var answerChosen = await context.Respostas.FirstOrDefaultAsync(p => p.Id == answerId);
if (answerChosen == null)
{
return(BadRequest("Alternativa não encontrada"));
}
//salva a resposta no banco
var answerUserModel = new RepostasUsuarios
{
QuestaoId = answerChosen.QuestaoId,
RespostaId = answerId,
UsuarioId = userId,
};
context.Entry(answerUserModel).State = EntityState.Added;
context.SaveChanges();
//valida se esta correta a resposta escolhida
var model = new ValidateAnswerModel();
if (answerChosen.RespostaCorreta)
{
AddScoreUser(userId, answerChosen.QuestaoId);
model.IsCorrectAnswer = true;
model.LifeUser = await UserLife(userId);
}
else
{
DamageLifeUser(userId);
model.IsCorrectAnswer = false;
model.LifeUser = await UserLife(userId);
}
return(Ok(model));
}
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public IHttpActionResult GetRanking()
{
try
{
using (var context = new gamequizlgpdEntities())
{
var viewModel = new RankingModel();
viewModel.ListUsers = context.Usuarios
.Where(p => p.Pontos != 0)
.OrderByDescending(p => p.Pontos)
.Select(p => new UserModel
{
Id = p.Id,
Name = p.Nome,
Points = p.Pontos,
})
.Take(10).ToList();
return(Ok(viewModel));
}
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public IHttpActionResult GetQuestions()
{
try
{
using (var context = new gamequizlgpdEntities())
{
var viewModel = new ListQuestionsModel();
var iziQuestions = context.Questoes
.Where(p => p.NiveisDificuldadesId == 1 || p.NiveisDificuldadesId == 2 || p.NiveisDificuldadesId == 3)
.Include(p => p.Respostas)
.Take(10);
viewModel.ListQuestions = iziQuestions.Select(p => new QuestionModel
{
Id = p.Id,
Question = p.Questao,
ListAnswers = p.Respostas.Select(x => new AnswerModel
{
Id = x.Id,
Answer = x.Resposta,
AnswerCorrect = x.RespostaCorreta,
}).ToList(),
}).ToList();
return(Ok(viewModel));
}
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public async Task <int> UserLife(int userId)
{
using (var context = new gamequizlgpdEntities())
{
var lifeUser = context.Usuarios.FirstOrDefault(p => p.Id == userId).Vida;
return(Convert.ToInt32(lifeUser));
}
}
public void AddScoreUser(int userId, int questionId)
{
using (var context = new gamequizlgpdEntities())
{
var user = context.Usuarios.FirstOrDefault(p => p.Id == userId);
var questionPoints = context.Questoes.FirstOrDefault(p => p.Id == questionId).NiveisDificuldades.Pontos;
user.Pontos = user.Pontos + questionPoints;
context.Entry(user).State = EntityState.Modified;
context.SaveChanges();
}
}
public void DamageLifeUser(int userId)
{
using (var context = new gamequizlgpdEntities())
{
var user = context.Usuarios.FirstOrDefault(p => p.Id == userId);
if (user.Vida > 0)
{
user.Vida = user.Vida - 1;
context.Entry(user).State = EntityState.Modified;
context.SaveChanges();
}
}
}
public IHttpActionResult GetUserScore(int userId)
{
try
{
using (var context = new gamequizlgpdEntities())
{
var userScore = context.Usuarios.FirstOrDefault(p => p.Id == userId).Pontos;
return(Ok(userScore));
}
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public async Task <IHttpActionResult> RegisterUser(string name)
{
try
{
if (string.IsNullOrEmpty(name))
{
return(BadRequest("Apelido inválido"));
}
if (name.Length != 3)
{
return(BadRequest("O apelido deve conter exatos 3 caracteres"));
}
bool specialCharacters = Regex.IsMatch(name, (@"[^a-zA-Z0-9]"));
if (specialCharacters)
{
return(BadRequest("Não é permitido uso de caracteres especiais"));
}
using (var context = new gamequizlgpdEntities())
{
var userModel = new Usuarios
{
Nome = name,
Pontos = 0,
Vida = 3,
};
context.Entry(userModel).State = EntityState.Added;
context.SaveChanges();
return(Ok(userModel.Id));
}
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
