private List <AIBot_FYP16004.Models.DeviceCatalog> searchDB(DeviceOrder2 order)
{
Models.CustomerBotDBEntities1 DB = new Models.CustomerBotDBEntities1();
var products = (from DeviceCatalog in DB.DeviceCatalogs select DeviceCatalog).ToList();
var brand = order.Brand_value.ToString();
var category = order.type_value.ToString();
var price_range = order.price_range.ToString();
if (brand != "Unknown")
{
products = (from product in products where product.Manufacturer.Contains(brand) select product).ToList();
}
if (category != "Unknown")
{
if (category == "twoInOne")
{
products = (from product in products where product.FormFactor.Contains("2-in-1") select product).ToList();
}
else if (category == "Desktop")
{
products = (from product in products where product.FormFactor.Contains("Desktop") select product).ToList();
}
else if (category == "GamingDevices")
{
products = (from product in products where product.FormFactor.Contains("Gaming Device") select product).ToList();
}
else if (category == "Notebook")
{
products = (from product in products where product.FormFactor.Contains("Notebook") select product).ToList();
}
else if (category == "Tablet")
{
products = (from product in products where product.FormFactor.Contains("2-in-1 Detachable") select product).ToList();
}
}
if (price_range == "Range1")
{
products = (from product in products where product.PriceUSD * 7.8 >= 5000 && product.PriceUSD * 7.8 <= 8000 select product).ToList();
}
else if (price_range == "Range2")
{
products = (from product in products where product.PriceUSD * 7.8 >= 8000 && product.PriceUSD * 7.8 <= 12000 select product).ToList();
}
else if (price_range == "Range3")
{
products = (from product in products where product.PriceUSD * 7.8 >= 12000 && product.PriceUSD * 7.8 <= 15000 select product).ToList();
}
else if (price_range == "Range4")
{
products = (from product in products where product.PriceUSD * 7.8 >= 15000 select product).ToList();
}
return(products);
}
private void handle_complaint(IActivity activity, string product, string service, string query)
{
Models.CustomerBotDBEntities1 DB = new Models.CustomerBotDBEntities1();
Models.Complaint newComplaint = new Models.Complaint();
newComplaint.Channel = activity.ChannelId;
newComplaint.UserID = activity.From.Id;
newComplaint.UserName = activity.From.Name;
newComplaint.Time = DateTime.Now;
newComplaint.Content = query;
string type = "General";
if (product != "")
{
type = "Product";
}
else if (service != "")
{
type = "Service";
}
newComplaint.Type = type;
DB.Complaints.Add(newComplaint);
DB.SaveChanges();
}
private List <AIBot_FYP16004.Models.DeviceCatalog> get_recommendation(string category)
{
Models.CustomerBotDBEntities1 DB = new Models.CustomerBotDBEntities1();
var products = (from DeviceCatalog in DB.DeviceCatalogs select DeviceCatalog).ToList();
//List<AIBot_FYP16004.Models.DeviceCatalog> results = null;
var results = products;
Random rnd = new Random();
if (category == "2in1")
{
products = (from product in products where product.FormFactor.Contains("2-in-1") select product).ToList();
}
else if (category == "Desktop")
{
products = (from product in products where product.FormFactor.Contains("Desktop") select product).ToList();
}
else if (category == "Notebook")
{
products = (from product in products where product.FormFactor.Contains("Notebook") select product).ToList();
}
else if (category == "Tablet")
{
products = (from product in products where product.FormFactor.Contains("2-in-1 Detachable") select product).ToList();
}
else if (category == "GamingDevices")
{
results = (from product in products select product).OrderByDescending(x => x.PriceUSD).Take(4).ToList();
products = (from product in products where product.FormFactor.Contains("Gaming Device") select product).ToList();
products.AddRange(results);
return(products);
}
var brands = products.Select(p => p.Manufacturer).Distinct().ToList();
for (int i = 0; i < 5; i++)
{
var candidates = (from product in products where product.Manufacturer.Contains(brands[i]) select product).ToList();
int index = rnd.Next(0, candidates.Count);
if (i == 0)
{
if (index > 0)
{
results = candidates.Skip(index).Take(1).ToList();
}
else
{
results = candidates.Take(1).ToList();
}
}
else
{
if (index > 0)
{
results.AddRange(candidates.Skip(index).Take(1));
}
else
{
results.AddRange(candidates.Take(1));
}
}
}
return(results);
}