//計算評價平均 state = 0 回傳平均 1 回傳筆數
public static double Evaluation(string companyseq, string state = "0")
{
pet.Models.Model1 db = new pet.Models.Model1();
List <Order> orders = db.Order.Where(x => x.companyseq == companyseq).ToList();
double all = 0;
int count = 0;
foreach (Order o in orders)
{
if (o.Evalution.Select(x => x.star).FirstOrDefault() != null)
{
all += (double)o.Evalution.Select(x => x.star).FirstOrDefault();
count++;
}
}
if (state == "0")
{
if (count == 0)
{
return(0);
}
return(Math.Round((all / count), 2));
}
else
{
return(count);
}
}
//signalR_notice 發信者,收信者,內容,類型noticetype
public static void signalR_notice(string fromseq, string toseq, string seq, string text, Noticetype type)
{
pet.Models.Model1 db = new pet.Models.Model1();
Notice notice = new Notice();
notice.fromseq = fromseq;
notice.toseq = toseq;
notice.seq = seq;
notice.state = Convert.ToBoolean(Noticestate.未讀);
notice.text = text;
notice.postday = DateTime.Now;
notice.type = (int)type;
db.Notice.Add(notice);
db.SaveChanges();
}