public void InsertCategoryAttributesFromJsonFile(StreamReader reader)
{
string json = reader.ReadToEnd();
var res = JObject.Parse(json);
var v = res.Property("attributes");
JArray arr = JArray.Parse(v.Value.ToString());
db.Configuration.AutoDetectChangesEnabled = false;
for (int i = 0; i < arr.Count; i++)
{
string categoryName = arr[i].Value <string>("categoryName");
Category cat = db.Categories.Where(x => x.Name == categoryName).FirstOrDefault();
if (cat == null)
{
continue;
}
JArray attributes = arr[i].Value <JArray>("categoryAttributes");
for (int j = 0; j < attributes.Count; j++)
{
string attributeName = attributes[j].Value <string>("name");
bool isTrait = attributes[j].Value <bool>("isTrait");
string description = attributes[j].Value <string>("description");
Data.Entities.Attribute att = cat.Attributes.Where(x => x.Name == attributeName).FirstOrDefault();
if (att != null)
{
att.Name = attributeName;
att.IsTrait = isTrait;
att.Description = description;
}
else
{
db.Attributes.Add(new Data.Entities.Attribute
{
Name = attributeName,
IsTrait = isTrait,
Description = description,
Category = cat,
CategoryId = cat.Id
});
}
}
}
db.ChangeTracker.DetectChanges();
db.SaveChangesAsync();
}
public string InsertProductsFromJsonFile(StreamReader reader)
{
string json = reader.ReadToEnd();
var res = JObject.Parse(json);
var v = res.Property("products");
JArray arr = JArray.Parse(v.Value.ToString());
db.Configuration.AutoDetectChangesEnabled = false;
for (int i = 0; i < arr.Count; i++)
{
string name = arr[i].Value <string>("name");
string manufacturer = arr[i].Value <string>("manufacturer");
string category = arr[i].Value <string>("category");
Manufacturer man = db.Manufacturers.Where(x => x.Name == manufacturer).FirstOrDefault();
Category cat = db.Categories.Where(x => x.Name == category).FirstOrDefault();
if (man == null || cat == null)
{
continue;
}
string productCode = arr[i].Value <string>("productCode");
string color = arr[i].Value <string>("color");
string description = arr[i].Value <string>("description");
double weight = arr[i].Value <double>("weight");
double price = arr[i].Value <double>("price");
bool isDiscounted = arr[i].Value <bool>("isDiscounted");
DateTime date = DateTime.Now;
Product product = db.Products.Where(x => x.Name == name).FirstOrDefault();
if (product != null)
{
product.Name = name;
product.ManufacturerId = man.Id;
product.Manufacturer = man;
product.Price = price;
product.ProductCode = productCode;
product.UpdateDate = date;
product.Color = color;
product.Weight = weight;
product.Description = description;
product.Category = cat;
product.CategoryId = cat.Id;
product.IsDiscounted = isDiscounted;
}
else
{
product = new Product
{
Name = name,
Description = description,
ProductCode = productCode,
Weight = weight,
Price = price,
Color = color,
UpdateDate = date,
CreationDate = date,
IsDiscounted = isDiscounted,
Manufacturer = man,
ManufacturerId = man.Id,
Category = cat,
CategoryId = cat.Id
};
db.Products.Add(product);
}
JArray attributes = arr[i].Value <JArray>("attributes");
for (int j = 0; j < attributes.Count; j++)
{
string attributeName = attributes[j].Value <string>("name");
Data.Entities.Attribute att = db.Attributes.Where(x => x.Name == attributeName).FirstOrDefault();
if (att != null)
{
string unit = attributes[j].Value <string>("unit");
ProductAttribute productAtt = db.ProductAttributes.Where(
x => x.ProductId == product.Id && x.AttributeId == att.Id).FirstOrDefault();
if (productAtt != null)
{
if (att.IsTrait)
{
string value = attributes[j].Value <string>("value");
TraitValue trait = db.TraitValues.Where(x => x.ProductAttributeId == productAtt.Id).FirstOrDefault();
if (trait != null)
{
trait.Value = value;
}
else
{
db.TraitValues.Add(new TraitValue
{
Value = value,
ProductAttributeId = productAtt.Id,
ProductAttribute = productAtt
});
}
}
else
{
double value = attributes[j].Value <double>("value");
Measurement trait = db.Measurements.Where(x => x.ProductAttributeId == productAtt.Id).FirstOrDefault();
if (trait != null)
{
trait.Value = value;
trait.Unit = unit;
}
else
{
db.Measurements.Add(new Measurement
{
Value = value,
Unit = unit,
ProductAttributeId = productAtt.Id,
ProductAttribute = productAtt
});
}
}
}
else
{
productAtt = new ProductAttribute
{
Product = product,
Attribute = att,
AttributeId = att.Id,
ProductId = product.Id
};
db.ProductAttributes.Add(productAtt);
if (att.IsTrait)
{
string value = attributes[j].Value <string>("value");
db.TraitValues.Add(new TraitValue
{
Value = value,
ProductAttributeId = productAtt.Id,
ProductAttribute = productAtt
});
}
else
{
double value = attributes[j].Value <double>("value");
db.Measurements.Add(new Measurement
{
Value = value,
Unit = unit,
ProductAttributeId = productAtt.Id,
ProductAttribute = productAtt
});
}
}
}
}
}
db.ChangeTracker.DetectChanges();
db.SaveChangesAsync();
return("good");
}
