public object Orders(EFCoreDB <NorthwindContext> db, int index, int product, int employee, string customer, string jwt_user, string jwt_role)
{
Console.WriteLine($"jwt_info:{jwt_user}/{jwt_role}");
SQL sql = @"select orders.*,(employees.FirstName || ' ' || employees.LastName) Employee,
customers.CompanyName Customer from orders inner join employees
on orders.EmployeeID = employees.EmployeeID inner
join customers
on orders.CustomerID = customers.CustomerID where 1=1";
if (employee > 0)
{
sql.And().Where <Employee>(e => e.EmployeeID == employee);
}
if (!string.IsNullOrEmpty(customer))
{
sql.And().Where <Customer>(c => c.CustomerID == customer);
}
if (product > 0)
{
sql += " and orders.OrderID in(select orderid from 'Order Details' where ProductID=@p1)";
sql += ("@p1", product);
}
DBRegionData <ExpandoObject> result = new DBRegionData <ExpandoObject>(index, 10);
result.Execute(db.DBContext, sql);
foreach (dynamic item in result.Items)
{
sql = @"select [Order Details].*, Products.ProductName from [Order Details] inner join Products
on [Order Details].ProductID= Products.ProductID Where [Order Details].OrderID=" + item.OrderID;
item.Details = sql.List <ExpandoObject>(db.DBContext);
}
return(result);
}
public DBObjectList <ExpandoObject> EmployeeStats(EFCoreDB <NorthwindContext> db)
{
SQL sql = @"select (e.FirstName || ' '|| e.LastName) name, sum((o.UnitPrice * o.Quantity)) value from 'Order Details' o inner join orders d on o.OrderID = d.OrderID
inner join Employees e on e.EmployeeID = d.EmployeeID
group by e.FirstName,e.LastName";
return(db.DBContext, sql);
}
public DBObjectList <ExpandoObject> CustomerStats(EFCoreDB <NorthwindContext> db)
{
SQL sql = @"select c.CompanyName name, sum((o.UnitPrice*o.Quantity)) value from 'Order Details' o inner join orders d on o.OrderID=d.OrderID
inner join Customers c on c.CustomerID= d.CustomerID
group by c.CompanyName order by value desc";
return(db.DBContext, sql, new EFCore.Extension.Region(0, 10));
}
public DBObjectList <ExpandoObject> ProductStats(EFCoreDB <NorthwindContext> db)
{
SQL sql = @"select p.ProductName name, sum((o.UnitPrice*o.Quantity)) value from 'Order Details' o
inner join Products p on o.ProductID= p.ProductID
group by name order by value desc";
return(db.DBContext, sql, new EFCore.Extension.Region(0, 10));
}
public async Task Import(IHttpContext context, EFCoreDB <BlogDBContext> db)
{
var doc = context.Server.GetDocument();
var items = from a in db.DBContext.Posts select a;
foreach (var item in items)
{
await doc.Put(new Document { Category = item.Project, Content = item.Content, CreateTime = item.CreateTime, ID = item.ID, Tag = item.Tag, Title = item.Title });
}
}
public object Categories(EFCoreDB <NorthwindContext> db)
{
return(from a in db.DBContext.Categories
select new
{
Count = db.DBContext.Products.Where(p => p.CategoryID == a.CategoryId).Count(),
a.CategoryId,
a.CategoryName,
Description = Encoding.UTF8.GetString(a.Description)
});
}
public object OrderStats(EFCoreDB <NorthwindContext> db)
{
SQL sql = @"select o.ProductID,d.OrderDate,(o.UnitPrice*o.Quantity) Amount,p.ProductName from 'Order Details' o inner join orders d on o.OrderID=d.OrderID
inner join Products p on p.ProductID = o.ProductID order by o.OrderID asc";
DBObjectList <ExpandoObject> items = (db.DBContext, sql, new EFCore.Extension.Region(0, 10000));
var productOrderGroup = (from a in items.Cast <dynamic>()
group a by new { a.ProductID, a.ProductName } into g
select new { g.Key.ProductID, g.Key.ProductName, Amount = g.Sum(i => (double)i.Amount) }).OrderByDescending(t => t.Amount).Take(10);
var timeGroup = from a in items.Cast <dynamic>()
group a by DateTime.Parse(a.OrderDate).ToString("yyyy-MM")
into g
select new { Date = g.Key, Amount = g.Sum(i => (double)i.Amount) };
var yearMonth = from a in timeGroup select a.Date;
Dictionary <string, IEnumerable> result = new Dictionary <string, IEnumerable>();
result["All"] = timeGroup;
foreach (var item in productOrderGroup)
{
var pgroup = from a in items.Cast <dynamic>()
where a.ProductID == item.ProductID
group a by DateTime.Parse(a.OrderDate).ToString("yyyy-MM")
into g
select new { Date = g.Key, Amount = g.Sum(i => (double)i.Amount) };
result[item.ProductName] = pgroup;
}
List <object> stats = new List <object>();
List <string> products = new List <string>();
foreach (var item in result)
{
var statItem = new List <double>();
products.Add(item.Key);
foreach (var month in yearMonth)
{
var data = item.Value.Cast <dynamic>().FirstOrDefault(p => p.Date == month);
if (data != null)
{
statItem.Add(data.Amount);
}
else
{
statItem.Add(0);
}
}
stats.Add(statItem);
}
return(new { Months = yearMonth, Products = products, Items = stats });
}
public DBObjectList <Customer> Customers(string name, string country, EFCoreDB <NorthwindContext> db)
{
Select <Customer> select = new Select <Customer>();
if (!string.IsNullOrEmpty(name))
{
select &= c => c.CompanyName.StartsWith(name);
}
if (!string.IsNullOrEmpty(country))
{
select &= c => c.Country == country;
}
select.OrderBy(c => c.CompanyName.ASC());
return(db.DBContext, select);
}
public object Customers(EFCoreDB <NorthwindContext> db, string country, string name, int index)
{
SQL sql = "select * from customers where 1=1";
if (!string.IsNullOrEmpty(country))
{
sql.And().Where <Customer>(c => c.Country == country);
}
if (!string.IsNullOrEmpty(name))
{
sql.And().Where <Customer>(c => c.CompanyName.Contains(name));
}
DBRegionData <ExpandoObject> result = new DBRegionData <ExpandoObject>(index, 20);
result.Execute(db.DBContext, sql);
return(result);
}
public object Products(EFCoreDB <NorthwindContext> db, int index, string name, int category)
{
SQL sql = @"select products.*,categories.CategoryName from products inner join categories
on products.CategoryID = categories.CategoryID where 1=1";
if (!string.IsNullOrEmpty(name))
{
sql.And().Where <Product>(p => p.ProductName.StartsWith(name));
}
if (category > 0)
{
sql.And().Where <Product>(p => p.CategoryID == category);
}
DBRegionData <ExpandoObject> result = new DBRegionData <ExpandoObject>(index, 20);
result.Execute(db.DBContext, sql);
return(result);
}
public DBObjectList <ExpandoObject> Employees(EFCoreDB <NorthwindContext> db)
{
return(db.DBContext, "select *,(FirstName || ' '|| LastName) Name from employees", new EFCore.Extension.Region(0, 10000));
}
public void DeleteCustomer(string customer, EFCoreDB <NorthwindContext> db)
{
db.DBContext.Orders.Where(o => o.CustomerID == customer).Delete();
db.DBContext.Customers.Where(c => c.CustomerID == customer).Delete();
}
public DBValueList <string> CustomerCountry(EFCoreDB <NorthwindContext> db)
{
SQL sql = "select distinct country from customers";
return(db.DBContext, sql);
}
public DBObjectList <Customer> Customers(EFCoreDB <NorthwindContext> db)
{
return(db.DBContext, "select * from customers");
}
public async Task SetRedis(EFCoreDB <NorthwindContext> db, NorthwindRedis redis)
{
var item = await db.DBContext.Customers.FirstAsync();
await redis.Set(item.CustomerID, item);
}
public DBObjectList <ExpandoObject> CustomerCountrySelectOptions(EFCoreDB <NorthwindContext> db)
{
return(db.DBContext, "select DISTINCT country value from customers");
}
public DBObjectList <ExpandoObject> CustomersSelectOptions(EFCoreDB <NorthwindContext> db)
{
return(db.DBContext, "select CustomerID value,CompanyName label from customers", new EFCore.Extension.Region(0, 1000));
}
public object CategoriesSelectOptions(EFCoreDB <NorthwindContext> db)
{
return(from a in db.DBContext.Categories select new { label = a.CategoryName, value = a.CategoryId });
}