static void Main(string[] args)
{
var file = "sales.csv";
var table = CsvEngine.CsvToDataTable(file, ';');
var columnTypes = new Dictionary <string, Type>();
columnTypes.Add("Year", typeof(string));
columnTypes.Add("Month", typeof(string));
columnTypes.Add("Quantity", typeof(int));
columnTypes.Add("VAT", typeof(decimal));
columnTypes.Add("Unit_Price", typeof(decimal));
columnTypes.Add("Total_Price", typeof(decimal));
var newTable = new DataTable();
newTable.TableName = "Product Sales";
foreach (DataColumn col in table.Columns)
{
var t = typeof(string);
if (!columnTypes.TryGetValue(col.ColumnName, out t))
{
t = typeof(string);
}
newTable.Columns.Add(col.ColumnName, t);
}
foreach (DataRow row in table.Rows)
{
newTable.Rows.Add(row.ItemArray);
}
var cubeModel = CubeModel.GenerateFromDataTable(newTable);
cubeModel.Dimensions.RemoveAll(p => p.Name == "Year");
cubeModel.Dimensions.RemoveAll(p => p.Name == "Month");
cubeModel.Dimensions.Add(new DimensionModel("Year", DataType.Text));
cubeModel.Dimensions.Add(new DimensionModel("Month", DataType.Text));
cubeModel.Dimensions.Add(new DimensionModel("Quarter", DataType.Text)
{
Expression = "Year + \" \" + Month"
});
cubeModel.Measures.Add(new MeasureModel("CalcField", DataType.Integer)
{
Expression = "Total_Price * 100"
});
foreach (var item in cubeModel.Dimensions)
{
item.Caption = item.Name.Replace('_', ' ');
}
foreach (var item in cubeModel.Measures)
{
item.Caption = item.Name.Replace('_', ' ');
}
cubeModel.Measures.Single(p => p.Name == "Total_Price").Caption = "Total Price";
cubeModel.Measures.Single(p => p.Name == "Unit_Price").Caption = "Unit Price";
cubeModel.Measures.Single(p => p.Name == "Total_Price").DefaultFormat = new DataFormat()
{
FormatString = "C"
};
cubeModel.Measures.Single(p => p.Name == "Unit_Price").DefaultFormat = new DataFormat()
{
FormatString = "C"
};
var ds = new DataSet();
ds.Tables.Add(newTable);
ds.WriteXml(cubeModel.Name + "-DataSet.xml");
DataEngine engine = new DataEngine(cubeModel);
var query = new MdQuery();
query.SourceData = DynamicObject.ListFromDataTable(newTable);
query.Dimensions.Add("Year");
query.Dimensions.Add("Month");
query.Dimensions.Add("Quarter");
query.Measures.Add("Unit_Price");
query.Measures.Add("Total_Price");
query.Measures.Add("CalcField");
query.Sort.Add(new JDash.InMemoryAnalytics.Engine.Sort("Quarter", JDash.InMemoryAnalytics.Engine.SortDirection.Descending));
query.Take = 5;
query.Skip = 5;
var result = engine.Execute(query);
foreach (var header in result.Headers)
{
Console.Write(header.Caption + "\t");
}
Console.WriteLine();
foreach (var row in result.Items)
{
foreach (var cell in row)
{
Console.Write(cell.FormattedValue + "\t");
}
Console.WriteLine();
}
Console.ReadLine();
}
