public static Group MoveListToHistory(string groupObjectId)
{
// Move list to history and gets the group
Group g = GroupsDataAccess.GetInstance().MoveListToHistory(groupObjectId);
return(g);
}
public static void UpdateGroup(Group group)
{
GroupsDataAccess.GetInstance().UpdateGroup(group);
}
public static void AddProduct(string groupObjectId, Product product)
{
GroupsDataAccess.GetInstance().AddProduct(groupObjectId, product);
}
public static Group GetGroupByID(string groupObjectId)
{
return(GroupsDataAccess.GetInstance().GetGroup(groupObjectId));
}
public static void UpdateGroupParticipents(string propertyName, List <string> value, string objectId)
{
GroupsDataAccess.GetInstance().UpdateGroupParticipents(propertyName, value, objectId);
}
public static Group AddGroup(Group group)
{
return(GroupsDataAccess.GetInstance().AddGroup(group));
}
public static List <Group> GetMyGroups(string userId)
{
return(GroupsDataAccess.GetInstance().GetMyGroups(userId));
}
private static Dictionary <string, double> GetProductFriquency(string groupObjectId)
{
// Move list to history and gets the group
Group group = GroupsDataAccess.GetInstance().GetGroup(groupObjectId);
Dictionary <string, double> dic = new Dictionary <string, double>();
// If there is at least 10 history lists
if (group.HistoryLists.Count >= 1)
{
DateTime firstListDate = DateTime.Now;;
// Get all the lists from the last 3 monthes
List <HistoryShoppingList> lists = group.HistoryLists.Where(p => p.ShopDate > (DateTime.Today.AddMonths(-3))).ToList();
List <HistoryProduct> Allproducts = new List <HistoryProduct>();
foreach (HistoryShoppingList list in lists)
{
if (list.ShopDate.CompareTo(firstListDate) < 0)
{
firstListDate = list.ShopDate;
}
list.ProductsList.Distinct().ToList();
foreach (Product product in list.ProductsList)
{
Allproducts.Add(new HistoryProduct(product, list.ShopDate));
}
}
while (Allproducts.Count > 0)
{
List <HistoryProduct> curProducts = Allproducts.Where(p => p.Name == Allproducts[0].Name).ToList();
List <double> countPro = new List <double>();
if (curProducts.Count > 2)
{
for (int i = 0; i <= (DateTime.Now - firstListDate).Days; i++)
{
bool found = false;
foreach (HistoryProduct hisPro in curProducts)
{
if ((hisPro.ShopDate - firstListDate).Days == i)
{
countPro.Add(hisPro.Amount);
found = true;
}
}
if (!found)
{
countPro.Add(0);
}
}
double quantity = GetRecomendedQuntity(countPro);
if (quantity >= 1)
{
dic.Add(curProducts[0].Name, Math.Round(quantity));
}
}
// delete the current products
int count = Allproducts.Count;
for (int index = 0; index < count; index++)
{
if (Allproducts[index].Name == curProducts[0].Name)
{
Allproducts.Remove(Allproducts[index]);
count--;
}
}
}
}
return(dic);
}
