static void Main()
{
var context = new PhotographySystemEntities();
var photographs = context.Photographs
.OrderBy(p=> p.Title)
.Select(p => new
{
title = p.Title,
category = p.Category.Name,
link = p.Link,
equipment = new
{
camera = new
{
name = p.Equipment.Camera.Manufacturer.Name + " " +
p.Equipment.Camera.Model,
megapixels = p.Equipment.Camera.Megapixels
},
lens = new
{
name = p.Equipment.Lens.Manufacturer.Name + " " +
p.Equipment.Lens.Model,
price = p.Equipment.Lens.Price
}
}
});
var xmlDoc = new XDocument();
var rootElement = new XElement("photographs");
xmlDoc.Add(rootElement);
foreach (var photograph in photographs)
{
var photographXml = new XElement("photograph");
photographXml.Add(new XAttribute("title", photograph.title));
photographXml.Add(new XElement("category", photograph.category));
photographXml.Add(new XElement("link", photograph.link));
var equipmentXml = new XElement("equipment");
equipmentXml.Add(new XElement("camera", photograph.equipment.camera.name, new XAttribute("megapixels", photograph.equipment.camera.megapixels)));
if (photograph.equipment.lens.price.HasValue)
{
equipmentXml.Add(new XElement("lens",
photograph.equipment.lens.name,
new XAttribute("price", string.Format("{0:F2}", photograph.equipment.lens.price))));
}
else
{
equipmentXml.Add(new XElement("lens",
photograph.equipment.lens.name));
}
photographXml.Add(equipmentXml);
rootElement.Add(photographXml);
}
rootElement.Save("photographs.xml");
}
static void Main(string[] args)
{
var context = new PhotographySystemEntities();
var xmlDoc = XDocument.Load(@"../../manufacturers-and-lenses.xml");
var manufacturerElements = xmlDoc.Root.Elements();
foreach (var element in manufacturerElements)
{
var manufacturerEntity = new Manufacturer();
manufacturerEntity.Name = element.Element("manufacturer-name").Value;
}
}
static void Main(string[] args)
{
var context = new PhotographySystemEntities();
var manufacturers = context.Manufacturers
.OrderBy(m=> m.Name)
.Select(m => new
{
manufacturer = m.Name,
cameras = m.Cameras
.OrderBy(c=>c.Model)
.Select(c => new
{
model = c.Model,
price = c.Price
})
});
var jsSer = new JavaScriptSerializer();
var manufacturersJson = jsSer.Serialize(manufacturers.ToList());
File.WriteAllText(@"manufacturers-and-cameras.json", manufacturersJson);
}
