public static int? GetVendorIdByName(string vendorName)
{
var context = new SupermarketContext();
var vendorId = context.Vendors.FirstOrDefault(v => v.VendorName == vendorName).Id;
return vendorId;
}
public static int? GetMeasureIdByName(string measureName)
{
var context = new SupermarketContext();
var measureId = context.Measures.FirstOrDefault(m => m.MeasureName == measureName).Id;
return measureId;
}
public static int? GetSupermarketIdByName(string supermarketName)
{
var context = new SupermarketContext();
var supermarketId = context.Supermarkets.FirstOrDefault(s => s.Name == supermarketName).SupermarketId;
return supermarketId;
}
public static int?GetTypeIdByName(string typeName)
{
var context = new SupermarketContext();
var typeId = context.ProductTypes.FirstOrDefault(pt => pt.TypeName == typeName).Id;
return(typeId);
}
public static int? GetTypeIdByName(string typeName)
{
var context = new SupermarketContext();
var typeId = context.ProductTypes.FirstOrDefault(pt => pt.TypeName == typeName).Id;
return typeId;
}
public static int?GetMeasureIdByName(string measureName)
{
var context = new SupermarketContext();
var measureId = context.Measures.FirstOrDefault(m => m.MeasureName == measureName).Id;
return(measureId);
}
public static int?GetVendorIdByName(string vendorName)
{
var context = new SupermarketContext();
var vendorId = context.Vendors.FirstOrDefault(v => v.VendorName == vendorName).Id;
return(vendorId);
}
public static int?GetProductIdByName(string productName)
{
var context = new SupermarketContext();
var productId = context.Products.FirstOrDefault(p => p.ProductName == productName).Id;
return(productId);
}
public static List<VendorExpense> ReadFileXML(string path)
{
List<VendorExpense> readedVendorsExpense = new List<VendorExpense>();
using (XmlReader reader = XmlReader.Create(path))
{
while (reader.Read())
{
if ((reader.NodeType == XmlNodeType.Element) && (reader.Name == "sale"))
{
var newVendor = new VendorExpense();
var name = reader.GetAttribute("vendor");
var dbCobntext = new SupermarketContext();
var vendor = dbCobntext.Vendors.FirstOrDefault(x => x.Name == name);
newVendor.Vendor = vendor;
reader.Read();
reader.Read();
while ((reader.NodeType == XmlNodeType.Element) &&
(reader.Name == "expenses"))
{
var month = reader.GetAttribute("month");
DateTime vendorMonth = DateTime.ParseExact(month, "MMM-yyyy", CultureInfo.InvariantCulture);
var sum = reader.ReadElementString();
newVendor.Date = vendorMonth;
newVendor.MonthExpense = decimal.Parse(sum, CultureInfo.InvariantCulture);
reader.Read();
readedVendorsExpense.Add(newVendor);
newVendor = new VendorExpense();
newVendor.Vendor = vendor;
}
}
}
return readedVendorsExpense;
}
}
public static int? GetProductIdByName(string productName)
{
var context = new SupermarketContext();
var productId = context.Products.FirstOrDefault(p => p.ProductName == productName).Id;
return productId;
}
public static void GenerateJSONReports()
{
Console.WriteLine("Enter start date in format \'YYYY-MM-DD\': ");
string startDateInput = Console.ReadLine();
Console.WriteLine("Enter end date in format \'YYYY-MM-DD\': ");
string endDateInput = Console.ReadLine();
Console.WriteLine("Processing data.......");
try
{
DateTime startDate = DateTime.Parse(startDateInput);
DateTime endDate = DateTime.Parse(endDateInput);
if (startDate > endDate)
{
throw new ArgumentException("End date must be after start date!");
}
var mssqlData = new SupermarketContext();
var jsSerializaer = new JavaScriptSerializer();
var sales =
mssqlData.SupermarketSalesProducts.Where(s => s.SalesDate >= startDate && s.SalesDate <= endDate)
.Select(
s =>
new
{
productId = s.ProductId,
productName = s.Product.ProductName,
vendorName = s.Product.Vendor.VendorName,
totalQuantitySold = s.Quantity,
totalIncomes = s.Quantity * s.Product.Price
})
.ToList();
Console.WriteLine("Sending data to MongoDB.....");
foreach (var sale in sales)
{
var jsonReport = jsSerializaer.Serialize(sale);
SaveDataInMongoDb(jsonReport);
if (!File.Exists(JsonReportPath + sale.productId + ".json"))
{
File.WriteAllText(JsonReportPath + sale.productId + ".json", jsonReport);
}
}
}
catch (Exception)
{
Console.WriteLine("Invalid input");
}
Console.WriteLine("JSON reports generated.");
DirectoryInfo directoryInfo = new DirectoryInfo(JsonReportPath);
Console.WriteLine("Directory: {0}", directoryInfo.FullName);
foreach (var file in directoryInfo.GetFiles())
{
Console.WriteLine("File: {0}", file.Name);
}
Console.WriteLine("JSON reports were imported successfully.");
}
public static int?GetSupermarketIdByName(string supermarketName)
{
var context = new SupermarketContext();
var supermarketId = context.Supermarkets.FirstOrDefault(s => s.Name == supermarketName).SupermarketId;
return(supermarketId);
}
static void Main()
{
using (var context = new SupermarketContext())
{
var customers = context.Customers.Count();
Console.WriteLine(customers);
}
}
private List<ProductReport> GetProductReports()
{
using (SupermarketContext context = new SupermarketContext())
{
List<ProductReport> productReports = new List<ProductReport>();
productReports = context.Database.SqlQuery<ProductReport>(ProductReportQuery).ToList();
return productReports;
}
}
public void MigrateDataFromMySqlToSqlServer()
{
using (var supermarketContextSqlServer = new SupermarketContext())
{
using (var supermarketContextMySql = new SupermarketModel())
{
foreach (var measureMySql in supermarketContextMySql.Measures)
{
if (!supermarketContextSqlServer.Measures
.Any(m => m.MeasureName == measureMySql.MeasureName))
{
supermarketContextSqlServer.Measures.Add(new Models.Measure()
{
MeasureName = measureMySql.MeasureName
});
}
}
foreach (var vendorMySql in supermarketContextMySql.Vendors)
{
if (!supermarketContextSqlServer.Vendors
.Any(v => v.VendorName == vendorMySql.VendorName))
{
supermarketContextSqlServer.Vendors.Add(new Models.Vendor()
{
VendorName = vendorMySql.VendorName
});
}
}
supermarketContextSqlServer.SaveChanges();
foreach (var productMySql in supermarketContextMySql.Products)
{
if (!supermarketContextSqlServer.Products
.Any(p => p.Name == productMySql.ProductName))
{
var vendorSqlServer = supermarketContextSqlServer.Vendors
.First(v => v.VendorName == productMySql.Vendor.VendorName);
var measureSqlServer = supermarketContextSqlServer.Measures
.First(m => m.MeasureName == productMySql.Measure.MeasureName);
supermarketContextSqlServer.Products.Add(new Models.Product()
{
BasePrice = productMySql.BasePrice,
Name = productMySql.ProductName,
Measure = measureSqlServer,
Vendor = vendorSqlServer,
});
}
}
}
supermarketContextSqlServer.SaveChanges();
}
}
private static void FromMySqlNeverAgain()
{
var dbcontext = new SupermarketContext();
var mySqlContx = new SupermarketModel();
using (mySqlContx)
{
var products = mySqlContx.Products.OrderBy(e => e.ID).ToList();
var vendors = mySqlContx.Vendors.ToList();
var mesuares = mySqlContx.Measures.ToList();
using (dbcontext)
{
foreach (var mesuare in mesuares)
{
var newMeasure = new Measure()
{
ID = mesuare.ID,
Name = mesuare.Name
};
dbcontext.Measures.Add(newMeasure);
}
foreach (var vendor in vendors)
{
var newVendor = new Vendor()
{
ID = vendor.ID,
Name = vendor.Name
};
dbcontext.Vendors.Add(newVendor);
}
foreach (var product in products)
{
var some = new Product
{
BasePrice = product.BasePrice,
Measure_ID = product.Measure_ID,
Name = product.Name,
Vendor_ID = product.Vendor_ID,
};
dbcontext.Products.Add(some);
}
dbcontext.SaveChanges();
}
}
}
///<summary>
///This is summary for method that transfer records from Oracle model into MQ SQL Server model.
///The method first select records from Oracle model which have not yet been copied or deleted.
///Second it inserts record into MS SQL Method and mark them as copied into Oracle model
///</summary>
public static void UpdateMeasuresFromOracle()
{
var oracleContext = new OracleEntities();
var msSqLcontext = new SupermarketContext();
var measures = oracleContext.MEASURES
.Where(m => m.ISCOPIED == false && m.ISDELETED == false)
.Select(m => new
{
m.MEASURENAME
}).ToList();
if (measures.Count > 0)
{
var addedMeasuresList = new List<string>();
foreach (var measure in measures)
{
var measureName = measure.MEASURENAME;
try
{
msSqLcontext.Measures.AddOrUpdate(
m => m.MeasureName,
new Measure()
{
MeasureName = measureName
});
msSqLcontext.SaveChanges();
addedMeasuresList.Add(measureName);
}
catch (Exception ex)
{
throw new ArgumentException();
}
}
var measuresToChange = oracleContext.MEASURES.Where(m => addedMeasuresList.Contains(m.MEASURENAME)).ToList();
measuresToChange.ForEach(m => m.ISCOPIED = true);
oracleContext.SaveChanges();
Console.WriteLine("\nAdded new Measures from OracleBD into MS SQL Server:");
measuresToChange.ForEach(m => Console.WriteLine("Added measure name: {0}", m.MEASURENAME));
}
else
{
Console.WriteLine("\nThere is no new records to import into MEASURES table!");
}
}
private static void GenerateJSONReports()
{
Console.WriteLine("Enter start date in format \'YYYY-MM-DD\': ");
string startDateInput = Console.ReadLine();
Console.WriteLine("Enter end date in format \'YYYY-MM-DD\': ");
string endDateInput = Console.ReadLine();
try
{
DateTime startDate = DateTime.Parse(startDateInput);
DateTime endDate = DateTime.Parse(endDateInput);
if (startDate > endDate)
{
throw new ArgumentException("End date must be after start date!");
}
var mssqlData = new SupermarketContext();
var jsSerializaer = new JavaScriptSerializer();
var sales =
mssqlData.Sales.Where(s => s.SoldDate >= startDate && s.SoldDate <= endDate)
.Select(
s =>
new
{
productId = s.ProductId,
productName = s.Product.ProductName,
vendorName = s.Product.Vendor.VendorName,
totalQuantitySold = s.Quantity,
totalIncomes = s.Quantity * s.Product.Price
})
.ToList();
foreach (var sale in sales)
{
var jsonReport = jsSerializaer.Serialize(sale);
SaveDataInMongoDb(jsonReport);
if (!File.Exists(JsonReportPath + sale.productId + ".json"))
{
File.WriteAllText(JsonReportPath + sale.productId + ".json", jsonReport);
}
}
}
catch (Exception)
{
Console.WriteLine("Invalid input");
}
}
private static void FillExpensesInSql(ICollection<Expense> expenses)
{
SupermarketContext context = new SupermarketContext();
using (context)
{
foreach (var expense in expenses)
{
context.Expenses.Add(expense);
}
context.SaveChanges();
}
Console.WriteLine("5. Expenses saved in SQL Server!");
}
/// <summary>
/// Load the zipped files with the excel reports.
/// </summary>
/// <param name="context">The context relationship with the Entity framework and the database</param>
public void LoadExelReports(SupermarketContext context)
{
DirectoryInfo directoryInfo = new DirectoryInfo(this.FilePath);
Console.WriteLine(@" Loading Exel Reports To MsSqlDB
------------------------------------------------");
Console.WriteLine("Extracting data from file {0}", directoryInfo.FullName);
string tempFolder = string.Format("{0}{1}", Directory.GetCurrentDirectory(), TempFolderName);
string currentReportDate = string.Empty;
using (ZipArchive archive = ZipFile.OpenRead(this.FilePath))
{
foreach (ZipArchiveEntry entry in archive.Entries)
{
if (entry.FullName.EndsWith("/", StringComparison.OrdinalIgnoreCase))
{
//Gets from the folders the date in which the reports are made
currentReportDate = entry.FullName.TrimEnd('/');
}
else
{
if (!Directory.Exists(tempFolder))
{
Directory.CreateDirectory(tempFolder);
}
//extract the readed file always into this "temporary" file
entry.ExtractToFile(Path.Combine(tempFolder, TempFileName), true);
DataTable excelData = this.ReadExcelData(string.Format("{0}{1}", tempFolder, TempFileName));
DataRowCollection arrExelData = excelData.Rows;
string marketName = this.SupermarketName(arrExelData[0].ItemArray);
this.CheckForExistingSupermarket(arrExelData[0].ItemArray, context);
//The loop starts from 2, because of the cell formatting in the excel file, if the loop starts form 0 it will iterate trough array full of empty strings
for (int i = 2; i < arrExelData.Count-1; i++)
{
InsertIntoDataBase(arrExelData[i].ItemArray,context,currentReportDate,marketName);
}
}
}
}
Console.WriteLine("Zip excel reports imported.");
}
public void MigrateDataFromExcelFiles(string zipFilePath)
{
ExtractZipFile(zipFilePath);
using (var supermarketContext = new SupermarketContext())
{
IList<Models.Sale> allSales = new List<Models.Sale>();
GetSales(TempFolderForExtract, supermarketContext, allSales);
foreach (var sale in allSales)
{
supermarketContext.Sales.Add(sale);
}
supermarketContext.SaveChanges();
}
Directory.Delete(TempFolderForExtract, true);
}
public static List<JSonReport> GetJsonReports()
{
var dbContex = new SupermarketContext();
using (dbContex)
{
var jsonReports =
from p in dbContex.Products
join dr in dbContex.DailyReports on p.Id equals dr.ProductId
join v in dbContex.Vendors on p.VendorId equals v.Id
select new JSonReport
{
ProductId = p.Id,
ProductName = p.ProductName,
VendorName = v.VendorName,
TotalQuntitySold = dr.Quantity,
TotalIncome = dr.Quantity * dr.Price
};
return jsonReports.ToList() ;
}
}
public void CreateXmlSalesByVendorsReport(string destinationFilePath)
{
Encoding encoding = Encoding.GetEncoding("utf-8");
using (var supermarketContext = new SupermarketContext())
{
using (var writer = new XmlTextWriter(destinationFilePath, encoding))
{
writer.Formatting = Formatting.Indented;
writer.IndentChar = '\t';
writer.Indentation = 1;
writer.WriteStartDocument();
writer.WriteStartElement("sales");
foreach (var vendor in supermarketContext.Vendors.ToList())
{
WriteSalesByVendor(writer, supermarketContext.Sales, vendor);
}
writer.WriteEndDocument();
}
}
}
public static void UpdateProductsFromMssql()
{
var msSqLcontext = new SupermarketContext();
var mySqlContext = new marketsystemEntities();
var products = msSqLcontext.Products
.ToList();
foreach (var product in products)
{
var productId = product.Id;
var productName = product.ProductName;
var vendorId = product.VendorId;
var measureId = product.MeasureId;
var typeId = product.ProductTypeId;
var price = product.Price;
try
{
mySqlContext.products.AddOrUpdate(
p => p.productId,
new product()
{
productId = productId,
productName = productName,
vendorId = (int) vendorId,
measureId = (int)measureId,
productTypeId = (int)typeId,
productPrice = (decimal) price
});
mySqlContext.SaveChanges();
}
catch (Exception ex)
{
throw new ArgumentException();
}
}
}
private void LoadVendorExpensesToSqlServer(IList<string[]> expenses)
{
using (var supermarketContext = new SupermarketContext())
{
foreach (var expense in expenses)
{
string vendorName = expense[0];
int vendorID = supermarketContext.Vendors.First(v => v.VendorName == vendorName).ID;
decimal value = decimal.Parse(expense[2]);
Models.Expense newExpense = new Models.Expense()
{
VendorID = vendorID,
Month = DateTime.Parse(expense[1]),
Value = value
};
supermarketContext.Expenses.Add(newExpense);
}
supermarketContext.SaveChanges();
}
}
static void Main(string[] args)
{
//// only the first time
// FromMySqlNeverAgain();
Database.SetInitializer(new MigrateDatabaseToLatestVersion<SupermarketContext, Configuration>());
/// run separately or it will be slow :)
//Zipper.UnzipFiles();
//ExcelReader.ReadExcelData();
//Application.EnableVisualStyles();
//Application.SetCompatibleTextRenderingDefault(false);
//Application.Run(new Form1());
var dbCobntext = new SupermarketContext();
XmlReport.GenerateXml("../../../../GeneratedReports/xmlSales.xml");
JsonReport jsonReport = new JsonReport(dbCobntext);
jsonReport.GetProductsReport(@"../../../../GeneratedReports/productsReport.json");
jsonReport.GenerateJsonFilesForEachProduct(@"../../../../GeneratedReports/ProductReportsForMongo/");
MongoDbProvider.AddProducts(jsonReport);
var ProductsFRomMongo = MongoDbProvider.MongoDBCollectionToList();
ExcelReport excelReport = new ExcelReport(dbCobntext);
excelReport.GenerateVendorTotalReport("n", ProductsFRomMongo);
var vendorExpenses = ReadXML.ReadFileXML("../../../../Reports/Vendors-Expenses.xml");
MongoDbProvider.AddVendorExpenses(vendorExpenses);
Console.WriteLine();
}
///<summary>
///This is summary for methods that transfer records from MQ SQL Server model into MySQL DB.
///The method first select all records from MQ SQL Server model model.
///Second it inserts record into MySQL DB.
///</summary>
public static void UpdateMeasuresFromMssql()
{
var msSqLcontext = new SupermarketContext();
var mySqlContext = new marketsystemEntities();
var measures = msSqLcontext.Measures
.ToList();
foreach (var measure in measures)
{
var id = measure.Id;
var name = measure.MeasureName;
mySqlContext.measures.AddOrUpdate(
m => m.measureId,
new MySqlModel.measure()
{
measureId = id,
measureName = name
});
mySqlContext.SaveChanges();
}
}
/// <summary>
/// Insert the content of the excel files into the database.
/// </summary>
/// <param name="rowData">array of data containing name, type, price and quantity of the product</param>
/// <param name="context">the Entity Framework connection to the database</param>
/// <param name="reportDate">the date taken from the folder with the reports</param>
/// <param name="supmarketName">the name of the supermarket</param>
private void InsertIntoDataBase(object[] rowData, SupermarketContext context,string reportDate, string supmarketName)
{
// string[] inputNameType = rowData[0].ToString().Split();
// string prodType = inputNameType[0];
// string prodName = inputNameType[1];
string prodName = rowData[0].ToString();
int quantity = int.Parse(rowData[1].ToString());
float price = float.Parse(rowData[2].ToString());
DateTime dateReport = DateTime.ParseExact(reportDate, "dd-MMM-yyyy", CultureInfo.InvariantCulture);
//this.CheckProductType(prodType, context);
this.CheckProduct(prodName,price,context);
var productId = context.Products.Where(p => p.ProductName == prodName).Select(p => p.Id).FirstOrDefault();
var marketId = context.Supermarkets.Where(s => s.Name == supmarketName).Select(s => s.SupermarketId).FirstOrDefault();
var existMarketSalesProduct = context.SupermarketSalesProducts
.Where(s => s.SupermarketId == marketId &&
s.ProductId == productId &&
s.SalesDate == dateReport)
.Select(s => new
{
s.ProductId,
s.SupermarketId,
s.SalesDate
}).FirstOrDefault();
if (existMarketSalesProduct == null)
{
context.SupermarketSalesProducts.Add(new SupermarketSalesProduct
{
SupermarketId = marketId,
ProductId = productId,
Quantity = quantity,
Price = (decimal) price,
SalesDate = dateReport
});
context.SaveChanges();
}
}
/// <summary>
/// Check for existing product type, because we want to have distinct data in the database and if the product type do not exists the method add it to the database.
/// </summary>
/// <param name="prodTypeName">the type to be checked</param>
/// <param name="context">the Entity Framework connection to the database</param>
private void CheckProductType(string prodTypeName, SupermarketContext context)
{
var existPodType = context.ProductTypes
.Where(t => t.TypeName == prodTypeName)
.Select(t => t.TypeName)
.FirstOrDefault();
if (existPodType == null)
{
context.ProductTypes.Add(new ProductType
{
TypeName = prodTypeName
});
context.SaveChanges();
}
}
/// <summary>
/// Check for existing product type, because we want to have distinct data in the database and if the product do not exists the method add it to the database.
/// </summary>
/// <param name="productName">the name to be checked</param>
/// <param name="price">the price needed to be eventually created new product</param>
/// <param name="context">the Entity Framework connection to the database</param>
private void CheckProduct(string productName,float price, SupermarketContext context)
{
var existProd = context.Products
.Where(p => p.ProductName == productName)
.Select(p => p.ProductName)
.FirstOrDefault();
if (existProd == null)
{
context.Products.Add(new Product
{
ProductName = productName,
Price = price
});
context.SaveChanges();
Console.WriteLine("Product: {0} added!", productName);
}
else
{
Console.WriteLine("Product: {0} existed!", productName);
}
}
/// <summary>
///Check for existing supermarket, because we want to have distinct data in the database and if the supermarket do not exists the method add it to the database.
/// </summary>
/// <param name="supName">the array containig the supermarket name</param>
/// <param name="context">the Entity Framework connection to the database</param>
private void CheckForExistingSupermarket(object[] supName, SupermarketContext context)
{
string marketName = this.SupermarketName(supName);
var existSupName = context.Supermarkets.Where(s => s.Name == marketName).Select(s => s.Name).FirstOrDefault();
if (existSupName == null)
{
context.Supermarkets.Add(new MS_SQL_Server.Supermarket
{
Name = marketName,
IsDeleted = false
});
context.SaveChanges();
Console.WriteLine("Supermarket: {0} added!", marketName);
}
else
{
Console.WriteLine("Supermarket: {0} existed!",marketName);
}
}
private static double PourReportData(PdfPTable table)
{
double totalSum = 0;
double grandTotal = 0;
var msSQLcontext = new SupermarketContext();
msSQLcontext.Vendors.FirstOrDefault();
var salesReport = msSQLcontext.SupermarketSalesProducts
.Select(p => new
{
date = p.SalesDate,
location = p.Supermarket.Name,
product = p.Product.ProductName,
quantity = p.Quantity,
price = p.Price,
measure = p.Product.Measure.MeasureName
})
.GroupBy(d => d.date);
foreach (var item in salesReport)
{
HeaderGeneration(table, item.Key);
double sum = 0;
foreach (var item2 in item)
{
sum = (double) (item2.quantity * item2.price);
table.AddCell(item2.product);
table.AddCell(item2.quantity.ToString() + " " + item2.measure);
table.AddCell(String.Format("{0:0.00}", item2.price));
table.AddCell(item2.location);
table.AddCell(String.Format("{0:0.00}", sum));
totalSum += sum;
}
FooterGeneration(table, totalSum, item.Key);
grandTotal += totalSum;
totalSum = 0;
}
return grandTotal;
}
public static void GenerateXMLReport()
{
var msSQLcontext = new SupermarketContext();
string filePath = @"..\..\..\..\Reports\Sales-by-Vendors-Report.xml";
msSQLcontext.Vendors.FirstOrDefault();
var data = msSQLcontext.SupermarketSalesProducts
.Select(s => new
{
vendor = s.Product.Vendor.VendorName,
date = s.SalesDate,
quontity = s.Quantity,
price = s.Price
})
.GroupBy(v => new
{
v.vendor,
}).ToList();
XmlDocument doc = new XmlDocument();
XmlNode docNode = doc.CreateXmlDeclaration("1.0", "UTF-8", null);
doc.AppendChild(docNode);
XmlElement sales = doc.CreateElement("sales");
doc.AppendChild(sales);
foreach (var vendorData in data)
{
XmlNode vendorTag = doc.LastChild;
XmlElement sale = doc.CreateElement("sale");
sale.SetAttribute("vendor", vendorData.Key.vendor);
double totalSum = 0;
var vendorByDate = vendorData
.GroupBy(g => g.date)
.Select(s => new
{
date = s.Key,
quantity = s.Select(q => q.quontity),
price = s.Select(p => p.price)
})
.ToList();
foreach (var d in vendorByDate)
{
XmlElement summary = doc.CreateElement("summary");
summary.SetAttribute("date", d.date.ToString("dd-MMM-yyyy", CultureInfo.InvariantCulture));
var q = d.quantity.ToList();
var p = d.price.ToList();
for (int i = 0; i < q.Count; i++)
{
totalSum += (double) (q[i] * p[i]);
}
summary.SetAttribute("total-sum", String.Format("{0:0.00}", totalSum));
sale.AppendChild(summary);
totalSum = 0;
}
vendorTag.AppendChild(sale);
}
doc.Save(filePath);
DirectoryInfo directoryInfo = new DirectoryInfo(filePath);
Console.WriteLine("XML report generated.");
Console.WriteLine("File: {0}", directoryInfo.FullName);
}
public JsonReport(SupermarketContext dbContext)
{
this.DbContext = dbContext;
}
public static void GenerateXml(string fileName)
{
Encoding encoding = Encoding.GetEncoding("utf-8");
using (XmlTextWriter writer = new XmlTextWriter(fileName, encoding))
{
writer.Formatting = Formatting.Indented;
writer.IndentChar = '\t';
writer.Indentation = 1;
writer.WriteStartDocument();
writer.WriteStartElement("sales");
var dbContext = new SupermarketContext();
using (dbContext)
{
foreach (var vendorData in dbContext.Vendors)
{
writer.WriteStartElement("sale");
writer.WriteAttributeString("vendor", vendorData.Name);
var data =
from vendor in dbContext.Vendors
join product in dbContext.Products
on vendor.ID equals product.Vendor_ID
join sale in dbContext.Sales
on product.ID equals sale.Product.ID
where vendor.ID == vendorData.ID
select new
{
SaleDate = sale.Date,
TotalSales = sale.Sum
};
var result =
from item in data
group item by new { item.SaleDate } into r
select new
{
SaleDate = r.FirstOrDefault().SaleDate,
TotalSum = r.Sum(v => v.TotalSales)
};
foreach (var resultItem in result)
{
WriteSummary(writer, resultItem.SaleDate.ToString(), resultItem.TotalSum.ToString());
}
writer.WriteEndElement();
}
//for (int i = 0; i < length; i++)
//{
// writer.WriteStartElement("sale");
// writer.WriteAttributeString("vendor", date);
// for (int i = 0; i < length; i++)
// {
// }
// writer.WriteEndElement();
//}
}
writer.WriteEndDocument();
}
//Console.WriteLine("Document {0} created.", fileName);
}
