public void AddCategory(Category category)
{
using (WatchDb db = new WatchDb())
{
db.Categories.Add(category);
db.SaveChanges();
}
}
public void AddDirector(Director director)
{
using (WatchDb db = new WatchDb())
{
db.Directors.Add(director);
db.SaveChanges();
}
}
public void AddActor(Actor actor)
{
using (WatchDb db = new WatchDb())
{
db.Actors.Add(actor);
db.SaveChanges();
}
}
public void DeleteMovie(int id)
{
using (WatchDb db = new WatchDb())
{
Movie movie = db.Movies.Find(id);
db.Movies.Remove(movie);
db.SaveChanges();
}
}
public void DeleteDirector(int id)
{
using (WatchDb db = new WatchDb())
{
Director director = db.Directors.Find(id);
db.Directors.Remove(director);
db.SaveChanges();
}
}
public void DeleteActor(int id)
{
using (WatchDb db = new WatchDb())
{
Actor actor = db.Actors.Find(id);
db.Actors.Remove(actor);
db.SaveChanges();
}
}
public void DeleteCategory(string name)
{
using (WatchDb db = new WatchDb())
{
Category category = db.Categories.Find(name);
db.Categories.Remove(category);
db.SaveChanges();
}
}
public Movie GetMovie(int id)
{
Movie result;
using (WatchDb db = new WatchDb())
{
result = db.Movies.Find(id);
}
return(result);
}
public Category GetCategory(string name)
{
Category result;
using (WatchDb db = new WatchDb())
{
result = db.Categories.Find(name);
}
return(result);
}
public void UpdateDirector(Director director)
{
using (WatchDb db = new WatchDb())
{
//kanonikos tropos
db.Directors.Attach(director); //kane mou attach ton actor sto db set
db.Entry(director).State = EntityState.Modified; //dld allakse tou to entity framework state. edw to entity ksekinaei na parakolouthei th metavlhth kai tou lew ti allagh egine
db.SaveChanges();
}
}
public ICollection <Category> GetCategories()
{
ICollection <Category> result;
using (WatchDb db = new WatchDb())
{
result = db.Categories.ToList();
}
return(result);
}
public Director GetDirector(int id)
{
Director result;
using (WatchDb db = new WatchDb())
{
result = db.Directors.Find(id);
}
return(result);
}
public ICollection <Director> GetDirectors()
{
ICollection <Director> ReturnedDirectors;
using (WatchDb db = new WatchDb())
{
ReturnedDirectors = db.Directors.ToList();
}
return(ReturnedDirectors);
}
public Actor GetActor(int id)
{
Actor result;
using (WatchDb db = new WatchDb())
{
result = db.Actors.Find(id);
}
return(result);
}
public ICollection <Movie> GetMovies()
{
ICollection <Movie> ReturnedMovies;
using (WatchDb db = new WatchDb())
{
ReturnedMovies = db.Movies
.Include("Category")
.Include("Director")
.Include("Actors")
.ToList();
}
return(ReturnedMovies);
}
public Movie GetMovieFull(int id)
{
Movie result;
using (WatchDb db = new WatchDb())
{
result = db.Movies
.Include("Category")
.Include("Director")
.Include("Actors")
.Where(x => x.Id == id)
.FirstOrDefault();
}
return(result);
}
public void AddMovie(Movie movie, List <int> actorIds)
{
using (WatchDb db = new WatchDb())
{
db.Movies.Add(movie);
db.SaveChanges();
foreach (int id in actorIds)
{
Actor actor = db.Actors.Find(id);
if (actor != null)
{
movie.Actors.Add(actor);
}
}
db.SaveChanges();
}
}
public void UpdateActor(Actor actor)
{
using (WatchDb db = new WatchDb())
{
#region First way example, not used
////aploikos tropos skepshs kai mh fysiologikos/apodotikos
//Actor db_actor = db.Actors.Find(actor.Id); // vres mou apo th vash ton actor me to id pou psaxnw (to entity framework to kanei track afou proilthe apo th vash
//db_actor.Name = actor.Name; // update first property
//db_actor.Age = actor.Age; // update second property
//db.SaveChanges();
#endregion
//kanonikos tropos
db.Actors.Attach(actor); //kane mou attach ton actor sto db set
db.Entry(actor).State = EntityState.Modified; //dld allakse tou to entity framework state. edw to entity ksekinaei na parakolouthei th metavlhth kai tou lew ti allagh egine
db.SaveChanges();
}
}
public void UpdateMovie(Movie movie, List <int> actorIds)
{
using (WatchDb db = new WatchDb())
{
db.Movies.Attach(movie);
db.Entry(movie).Collection("Actors").Load();
movie.Actors.Clear();
db.SaveChanges();
foreach (int id in actorIds)
{
Actor actor = db.Actors.Find(id);
if (actor != null)
{
movie.Actors.Add(actor);
}
}
db.Entry(movie).State = EntityState.Modified;
db.SaveChanges();
}
}
