public void AddQuestion(Question question, List <string> tagList)
{
using (var context = new QuestionTagContext(_connectionString))
{
context.Questions.Add(question);
context.SaveChanges();
foreach (string tag in tagList)
{
Tag t = GetTagByName(tag);
int tagId;
if (t == null)
{
tagId = AddTagAndReturnId(tag);
}
else
{
tagId = t.Id;
}
context.QuestionsTags.Add(new QuestionsTags
{
QuestionId = question.Id,
TagId = tagId
});
}
context.SaveChanges();
}
}
public int GetCurrentLikes(int questionId)
{
using (var context = new QuestionTagContext(_connectionString))
{
return(context.LikesQuestions.Where(lq => lq.QuestionId == questionId).Count());
}
}
public User GetUserByEmail(string email)
{
using (var context = new QuestionTagContext(_connectionString))
{
return(context.Users.FirstOrDefault((u => u.Email == email)));
}
}
public List <Answer> GetAnswersForQuestion(int questionId)
{
using (var context = new QuestionTagContext(_connectionString))
{
return(context.Answers.Where(a => a.QuestionId == questionId).ToList());
}
}
private Tag GetTagByName(string name)
{
using (var context = new QuestionTagContext(_connectionString))
{
return(context.Tags.FirstOrDefault(t => t.Name == name));
}
}
public bool IsEmailAvailable(string email)
{
using (var context = new QuestionTagContext(_connectionString))
{
bool isAvailable = !context.Users.Any(u => u.Email == email);
return(isAvailable);
}
}
public void AddAnswer(Answer answer)
{
using (var context = new QuestionTagContext(_connectionString))
{
context.Answers.Add(answer);
context.SaveChanges();
}
}
public List <Question> GetQuestions()
{
using (var context = new QuestionTagContext(_connectionString))
{
return(context.Questions.Include(q => q.LikesQuestions)
.Include(q => q.QuestionsTags).ThenInclude(qt => qt.Tag)
.OrderByDescending(q => q.DatePosted).ToList());
}
}
public Question GetQuestionById(int questionId)
{
using (var context = new QuestionTagContext(_connectionString))
{
return(context.Questions
.Include(q => q.LikesQuestions)
.Include(q => q.QuestionsTags).ThenInclude(qt => qt.Tag)
.Include(q => q.Answers).ThenInclude(a => a.User)
.FirstOrDefault(q => q.Id == questionId));
}
}
public void LikeQuestion(LikesQuestions lq)
{
using (var context = new QuestionTagContext(_connectionString))
{
context.LikesQuestions.Add(new LikesQuestions
{
QuestionId = lq.QuestionId,
UserId = lq.UserId
});
context.SaveChanges();
}
}
private int AddTagAndReturnId(string name)
{
using (var context = new QuestionTagContext(_connectionString))
{
var tag = new Tag {
Name = name
};
context.Tags.Add(tag);
context.SaveChanges();
return(tag.Id);
}
}
public void AddUser(string email, string password)
{
string hash = BCrypt.Net.BCrypt.HashPassword(password);
User user = new User {
Email = email, PasswordHash = hash
};
using (var context = new QuestionTagContext(_connectionString))
{
context.Users.Add(user);
context.SaveChanges();
}
}
