public async Task <int> CreateRelation(int visitorId, int productId)
{
RelationProducts relation = new RelationProducts
{
ProductId = productId,
Visitor = visitorId
};
await _context.Relations.AddAsync(relation);
return(await _context.SaveChangesAsync());
}
public async Task <int> AddToCart(int userId, int productId)
{
RelationProducts relation = new RelationProducts
{
ProductId = productId,
Visitor = userId
};
await _context.Relations.AddAsync(relation);
return(await _context.SaveChangesAsync());
}
public int DeleteProductFromCart(int userId, int productId)
{
RelationProducts relation = _context.Relations.FirstOrDefault(x => x.Visitor == userId && x.ProductId == productId);
if (relation != null)
{
_context.Remove(relation);
return(_context.SaveChanges());
}
else
{
return(0);
}
}
