public static void Main()
{
var sqlDB = new DatabaseContext();
var mongoDB = GetDatabase(DatabaseHost, DatabaseName);
var makerIDsMongo = MigrateMakersTable(sqlDB, mongoDB);
var modelIDsMongo = MigrateModelsTable(sqlDB, mongoDB);
sqlDB.SaveChanges();
MigrateLaptopsTable(sqlDB, mongoDB, makerIDsMongo, modelIDsMongo);
sqlDB.SaveChanges();
}
private static ICollection<string> MigrateModelsTable(DatabaseContext sqlDB, MongoDatabase mongoDB)
{
ICollection<string> modelIDsMongo = new HashSet<string>();
var modelsMongo = mongoDB.GetCollection<Models.Mongo.Model>("Models").FindAll().Select(m => m).ToList();
foreach (var Order in modelsMongo)
{
modelIDsMongo.Add(Order.Id);
var newModel = new Models.EF.Model(Order.Name, Order.CPU, Order.RAM, Order.HDD);
sqlDB.Models.Add(newModel);
}
return modelIDsMongo;
}
private static ICollection<string> MigrateMakersTable(DatabaseContext sqlDB, MongoDatabase mongoDB)
{
ICollection<string> makerIDsMongo = new HashSet<string>();
var makersMongo = mongoDB.GetCollection<Models.Mongo.Maker>("Makers").FindAll().Select(m => m).ToList();
foreach (var maker in makersMongo)
{
makerIDsMongo.Add(maker.Id);
var newMaker = new Models.EF.Maker(maker.Name, maker.Phone, maker.Email);
sqlDB.Makers.Add(newMaker);
}
return makerIDsMongo;
}
private static void MigrateLaptopsTable(DatabaseContext sqlDB, MongoDatabase mongoDB, ICollection<string> makerIDsMongo, ICollection<string> modelIDsMongo)
{
var laptopsMongo = mongoDB.GetCollection<Models.Mongo.Laptop>("Laptops").FindAll().Select(l => l).ToList();
var makerIDs = makerIDsMongo.ToList();
var modelIDs = modelIDsMongo.ToList();
foreach (var laptop in laptopsMongo)
{
var makerIndexID = makerIDs.FindIndex(l => l == laptop.MakerID);
var modelIndexID = modelIDs.FindIndex(l => l == laptop.ModelID);
var newLaptop = new Models.EF.Laptop(laptop.Price, laptop.Quantity);
newLaptop.Maker = sqlDB.Makers.First(m => m.Id == makerIndexID + 1);
newLaptop.Model = sqlDB.Models.First(m => m.Id == modelIndexID + 1);
sqlDB.Laptops.Add(newLaptop);
}
}
public static List<MakersLaptops> GetData()
{
using (var db = new DatabaseContext())
{
var laptops = db.Laptops
.Select(l => new MakersLaptops
{
MakerId = l.MakerID,
MakerName = l.Maker.Name,
Price = l.Price,
Quantity = l.Quantity
})
.OrderBy(id => id.MakerId)
.ToList();
return laptops;
}
}
private void FillComputerReportsTableData(PdfPTable table, DatabaseContext db)
{
var computersReports = db.Laptops
.Select(c =>
new
{
ManufacturerColumnHeader = c.Maker.Name,
ModelColumnHeader = c.Model,
PriceColumnHeader = c.Price
})
.ToList();
foreach (var computer in computersReports)
{
table.AddCell(computer.ManufacturerColumnHeader);
table.AddCell(computer.ModelColumnHeader.Name);
table.AddCell(computer.PriceColumnHeader + " $");
}
}
static void Main(string[] args)
{
using (var db = new DatabaseContext())
{
int i = 1;
ExcelReportReadingProvider.ReadZippedReports("../../../ExcelSampleData/GraphicsCardsReports.zip", "../../../ExcelSampleData/reports", x =>
{
Console.WriteLine("Loading report row {4}: {0}GB {1}Ghz {2}$ {3}", x[0], x[1], x[2], x[3], i++);
db.GraphicsCards.Add(new GraphicsCard()
{
MemorySize = decimal.Parse(x[0].ToString()),
ClockSpeed = decimal.Parse(x[1].ToString()),
Price = decimal.Parse(x[2].ToString()),
Manufacturer = x[3].ToString()
});
});
db.SaveChanges();
}
}
public void GenerateComputersReports(string filePath, string fileName, DatabaseContext db)
{
fileName = MakeUniqueFileName(fileName);
if (!Directory.Exists(filePath))
{
Directory.CreateDirectory(filePath);
}
var document = new Document(PageSize.A4, 50, 50, 25, 25);
var output = new FileStream(filePath + fileName, FileMode.Create, FileAccess.Write);
var writer = PdfWriter.GetInstance(document, output);
PdfPTable table = this.GetReportsTable();
this.AddComputerReportsTableHeader(table);
this.AddComputerReportsTableColumns(table);
this.FillComputerReportsTableData(table, db);
document.Open();
document.Add(table);
document.Close();
}
public static void ProcessToMssql(IEnumerable<Product> products)
{
var db = new DatabaseContext();
foreach (var product in products)
{
foreach (var order in product.Orders)
{
var orderToAdd = new Models.EF.Order(order.Month, order.Count);
var modelOfOrder = db.Models
.Where(m => m.Name == product.ModelName)
.FirstOrDefault();
orderToAdd.Model = modelOfOrder;
db.Orders.Add(orderToAdd);
}
}
db.SaveChanges();
}
public static void Main()
{
Console.WriteLine("Extracting information from database and saving it to xml report...");
using (var db = new DatabaseContext())
{
// Query to sql server. Join three tables - Models, Laptops and Makers to take whole information about laptop.
var laptops =
from model in db.Models
join laptop in db.Laptops
on model.Id equals laptop.Id
join maker in db.Makers
on laptop.Id equals maker.Id
select new
{
MakerName = maker.Name,
ModelName = model.Name,
Cpu = model.CPU,
Hdd = model.HDD,
Ram = model.RAM
};
// Create class types elements - high, medium, low
XmlDocument doc = new XmlDocument();
XmlDeclaration xmlDeclaration = doc.CreateXmlDeclaration("1.0", "UTF-8", null);
XmlElement root = doc.DocumentElement;
doc.InsertBefore(xmlDeclaration, root);
XmlElement classTypes = doc.CreateElement("classTypes");
doc.AppendChild(classTypes);
XmlElement highClass = doc.CreateElement("highClass");
classTypes.AppendChild(highClass);
XmlElement mediumClass = doc.CreateElement("mediumClass");
classTypes.AppendChild(mediumClass);
XmlElement lowClass = doc.CreateElement("lowClass");
classTypes.AppendChild(lowClass);
foreach (var laptop in laptops)
{
// Create laptop elements
XmlElement laptopItem = doc.CreateElement("laptop");
XmlElement maker = doc.CreateElement("maker");
XmlText makerName = doc.CreateTextNode(laptop.MakerName);
maker.AppendChild(makerName);
laptopItem.AppendChild(maker);
XmlElement model = doc.CreateElement("model");
XmlText modelName = doc.CreateTextNode(laptop.ModelName);
model.AppendChild(modelName);
laptopItem.AppendChild(model);
XmlElement parameters = doc.CreateElement("parameters");
laptopItem.AppendChild(parameters);
XmlElement cpu = doc.CreateElement("cpu");
XmlText cpuText = doc.CreateTextNode(laptop.Cpu);
cpu.AppendChild(cpuText);
parameters.AppendChild(cpu);
XmlElement ram = doc.CreateElement("ram");
XmlText ramText = doc.CreateTextNode(laptop.Ram.ToString());
ram.AppendChild(ramText);
parameters.AppendChild(ram);
XmlElement hdd = doc.CreateElement("hdd");
XmlText hddText = doc.CreateTextNode(laptop.Hdd.ToString());
hdd.AppendChild(hddText);
parameters.AppendChild(hdd);
if (laptop.Cpu.Contains("i7"))
{
highClass.AppendChild(laptopItem);
}
else if (laptop.Cpu.Contains("i5"))
{
mediumClass.AppendChild(laptopItem);
}
else if (laptop.Cpu.Contains("i3"))
{
lowClass.AppendChild(laptopItem);
}
}
doc.Save("../../classTypesOfLaptopReport.xml");
}
}
