public override string Execute(List <string> parameters)
{
if (parameters.Count != 2)
{
return(ErrorType.PARAMETER_IS_NOT_SUFFICIENT.ToString());
}
CampaignContext campaignContext = new CampaignContext();
Campaign campaign = campaignContext.GetByName(parameters[1]);
if (campaign == null)
{
return(ErrorType.CAMPAIGN_NOT_FOUND.ToString());
}
OrderContext orderContext = new OrderContext();
List <Order> orders = orderContext.GetOrdersByCampaign(campaign);
string statusDesc = "";
if (campaign.GetActive() == true)
{
statusDesc = "Not Ended";
}
else
{
statusDesc = "Ended";
}
double totalSales = orders.Sum(x => x.Quantity);
double totalRevenue = orders.Sum(x => x.Price * x.Quantity);
double averagePrice = totalRevenue / totalSales;
double turnover = totalSales / campaign.TargetSalesCount;
return($"Campaign {campaign.Name} info; Status {statusDesc}, Target Sales {campaign.TargetSalesCount},Total Sales {totalSales}, Turnover {turnover}, Average Item Price {averagePrice}");
}
