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 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 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));
}
}