public Person GetPerson(int id)
{
using (var context = new PeopleCarsContext(_connectionString))
{
return(context.People.FirstOrDefault(p => p.Id == id));
}
}
public void AddQuestion(Question question, IEnumerable <string> tags)
{
using var ctx = new PeopleCarsContext(_connectionString);
ctx.Questions.Add(question);
ctx.SaveChanges();
foreach (string tag in tags)
{
Tag t = GetTag(tag);
int tagId;
if (t == null)
{
tagId = AddTag(tag);
}
else
{
tagId = t.Id;
}
ctx.QuestionsTags.Add(new QuestionsTags
{
QuestionId = question.Id,
TagId = tagId
});
}
ctx.SaveChanges();
}
public IEnumerable <Person> GetPeople()
{
using (var context = new PeopleCarsContext(_connectionString))
{
return(context.People.Include(c => c.Cars).ToList());
}
}
public IEnumerable <Person> GetPeopleWithNoCars()
{
using (var context = new PeopleCarsContext(_connectionString))
{
return(context.People.Include(c => c.Cars).Where(p => p.Cars.Any(c => c.Make == "Lamborghini")).ToList());
}
}
private Tag GetTag(string name)
{
using (var ctx = new PeopleCarsContext(_connectionString))
{
return(ctx.Tags.FirstOrDefault(t => t.Name == name));
}
}
public void AddCar(Car car)
{
using (var context = new PeopleCarsContext(_connectionString))
{
context.Cars.Add(car);
context.SaveChanges();
}
}
public List <Question> GetQuestionsForTag(string name)
{
using var ctx = new PeopleCarsContext(_connectionString);
return(ctx.Questions.Include(q => q.QuestionsTags)
.ThenInclude(qt => qt.Tag)
.Where(c => c.QuestionsTags.Any(t => t.Tag.Name == name))
.ToList());
}
public List <Person> GetPeopleWithNoCars()
{
using var context = new PeopleCarsContext(_connectionString);
return(context.People.Include(p => p.Cars)
.Where(p => p.Cars.Count == 0).ToList());
//return context.People.Include(c => c.Cars)
// .Where(p => p.Cars.Any(c => c.Make == "Lamborghini"))
// .ToList();
}
private int AddTag(string name)
{
using var ctx = new PeopleCarsContext(_connectionString);
var tag = new Tag {
Name = name
};
ctx.Tags.Add(tag);
ctx.SaveChanges();
return(tag.Id);
}
public List <Person> GetPeople()
{
using var context = new PeopleCarsContext(_connectionString);
return(context.People.Include(c => c.Cars).ToList());
}
public void AddPerson(Person person)
{
using var context = new PeopleCarsContext(_connectionString);
context.People.Add(person);
context.SaveChanges();
}
