public Tag GetTag(string value)
{
using (var ctx = new QuestionsContext(_connectionString))
{
return(ctx.Tags.FirstOrDefault(t => t.Title == value));
}
}
public User GetByEmail(string email)
{
using (var ctx = new QuestionsContext(_connectionString))
{
return(ctx.Users.FirstOrDefault(u => u.Email == email));
}
}
public void AddQuestion(Question question, string tagString)
{
using (var ctx = new QuestionsContext(_connectionString))
{
ctx.Questions.Add(question);
ctx.SaveChanges();
var tags = tagString.Split(" ");
foreach (string t in tags)
{
var tag = GetTag(t);
if (tag == null)
{
tag = new Tag {
Title = t
};
AddTag(tag);
}
ctx.QuestionsTags.Add(new QuestionTag
{
QuestionId = question.Id,
TagId = tag.Id
});
}
ctx.SaveChanges();
}
}
public List <Question> GetQuestions()
{
using (var ctx = new QuestionsContext(_connectionString))
{
return(ctx.Questions.OrderByDescending(Question => Question.Date).ToList());
}
}
public bool DidLike(int questionId, int userId)
{
using (var ctx = new QuestionsContext(_connectionString))
{
return(ctx.Likes.FirstOrDefault(q => q.QuestionId == questionId && q.UserId == userId) != null);
}
}
public void AddTag(Tag tag)
{
using (var ctx = new QuestionsContext(_connectionString))
{
ctx.Tags.Add(tag);
ctx.SaveChanges();
}
}
public void AddAnswer(Answer answer)
{
using (var ctx = new QuestionsContext(_connectionString))
{
ctx.Answers.Add(answer);
ctx.SaveChanges();
}
}
public Question GetQuestionById(int id)
{
using (var ctx = new QuestionsContext(_connectionString))
{
return(ctx.Questions.Include(q => q.User).Include(q => q.Likes)
.Include(q => q.Answers).Include(q => q.QuestionTags).ThenInclude(qt => qt.Tag).FirstOrDefault(q => q.Id == id));
}
}
public int GetLikesCount(int questionId)
{
using (var ctx = new QuestionsContext(_connectionString))
{
var result = ctx.Questions.Include(q => q.Likes).FirstOrDefault(q => q.Id == questionId).Likes;
return(result.Count());
}
}
public void AddUser(User user, string password)
{
var passwordHash = BCrypt.Net.BCrypt.HashPassword(password);
user.PasswordHash = passwordHash;
using (var ctx = new QuestionsContext(_connectionString))
{
ctx.Users.Add(user);
ctx.SaveChanges();
}
}
public void AddLike(Like like)
{
using (var ctx = new QuestionsContext(_connectionString))
{
ctx.Likes.Add(new Like
{
QuestionId = like.QuestionId,
UserId = like.UserId
});
ctx.SaveChanges();
}
}
