public string ReportPersonalUsage(string person)
{
try
{
string entries = String.Format(" {0,10} - {1,-10} - {2,-10}\n", "Date taken", "Item Code", "Item");
foreach (TransactionLogEntry i in LogMgr.TransactionLogEntries)
{
if (i.Type == "Remove")
{
TransactionLogEntryRemove a = (TransactionLogEntryRemove)i;
if (a.Person == person)
{
string code = a.ItemCode;
string name = a.ItemName;
string date = a.Date.ToString("dd/MM/yyyy", CultureInfo.InvariantCulture);
string entry = String.Format(" {0, 10} - {1,-10} - {2,-10}", date, code, name);
entries += entry + "\n";
}
}
}
if (entries == String.Format(" {0,10} - {1,-10} - {2,-10}\n", "Date taken", "Item Code", "Item"))
{
return(" No entries found");
}
else
{
return(entries);
}
}
catch (Exception e)
{
return(" Error: " + e.Message);
}
}
public void AddEntry(DateTime date, string type, string code, string name, float price, string person)
{
try
{
StreamWriter LogWriter = new StreamWriter("LogFile.txt", true);
string writestring = "";
if (type == "Add")
{
TransactionLogEntryAdd addentry = new TransactionLogEntryAdd(date, code, name, type, price);
TransactionLogEntries.Add(addentry);
writestring = String.Format("{0},{1},{2},{3},{4},", date, code, name, "Add", price);
}
else if (type == "Remove")
{
TransactionLogEntryRemove removeentry = new TransactionLogEntryRemove(date, code, name, type, person);
TransactionLogEntries.Add(removeentry);
writestring = String.Format("{0},{1},{2},{3},0,{4}", date, code, name, "Remove", person);
}
else
{
Console.WriteLine(" Entry type not valid");
}
LogWriter.WriteLine(writestring);
LogWriter.Close();
}
catch (Exception e)
{
Console.WriteLine(" Error: " + e.Message);
}
}
public string DisplayTransactionLog()
{
try
{
if (LogMgr.TransactionLogEntries.Count != 0)
{
List <string[]> entries = new List <string[]>();
foreach (TransactionLogEntry i in LogMgr.TransactionLogEntries)
{
string[] entry;
string date = i.Date.ToString("dd/MM/yyyy", CultureInfo.InvariantCulture);
string type = i.Type;
string name = i.ItemName;
if (i.Type == "Add")
{
TransactionLogEntryAdd a = (TransactionLogEntryAdd)i;
string price = a.Price.ToString();
entry = new string[] { date, type, name, price };
}
else
{
TransactionLogEntryRemove a = (TransactionLogEntryRemove)i;
string person = a.Person;
entry = new string[] { date, type, name, person };
}
entries.Add(entry);
}
entries = entries.OrderBy(x => x.FirstOrDefault()).ToList();
string entriesstring = String.Format(" {0,10} - {1,-10} - {2,-10} - {3,-10} - {4,-10}\n", "Date", "Type", "Item", "Price", "Person");;
string entrystring;
foreach (string[] i in entries)
{
if (i[1] == "Add")
{
entrystring = String.Format(" {0, 10} - {1,-10} - {2,-10} - {3, -10} -", i[0], i[1], i[2], i[3]);
}
else if (i[1] == "Remove")
{
entrystring = String.Format(" {0, 10} - {1,-10} - {2,-10} - - {3, -10}", i[0], i[1], i[2], i[3]);
}
else
{
entrystring = " Error";
}
entriesstring += entrystring + "\n";
}
return(entriesstring);
}
else
{
return(" The transaction log is empty");
}
}
catch (Exception e)
{
return(" Error: " + e.Message);
}
}
public void GetDataFromTextFile()
{
try
{
FileInfo stockfile = new FileInfo("StockList.txt");
if (!stockfile.Exists)
{
File.Create("StockList.txt").Dispose();
}
else
{
FileStream filestream = stockfile.OpenRead();
StreamReader streamreader = new StreamReader(filestream);
while (!streamreader.EndOfStream)
{
string[] line = streamreader.ReadLine().Split(",");
string code = line[0];
string name = line[1];
float price = float.Parse(line[2]);
int quantity = Int32.Parse(line[3]);
StockItem item = new StockItem(code, name, price, quantity);
StockMgr.Items.Add(item);
}
streamreader.Close();
}
FileInfo logfile = new FileInfo("LogFile.txt");
if (!logfile.Exists)
{
File.Create("LogFile.txt").Dispose();
}
else
{
FileStream filestream = logfile.OpenRead();
StreamReader streamreader = new StreamReader(filestream);
while (!streamreader.EndOfStream)
{
string[] line = streamreader.ReadLine().Split(",");
DateTime date = DateTime.Parse(line[0]);
string code = line[1];
string name = line[2];
string type = line[3];
if (type == "Add")
{
float price = float.Parse(line[4]);
TransactionLogEntryAdd addentry = new TransactionLogEntryAdd(date, code, name, type, price);
LogMgr.TransactionLogEntries.Add(addentry);
}
else if (type == "Remove")
{
string person = line[5];
TransactionLogEntryRemove removeentry = new TransactionLogEntryRemove(date, code, name, type, person);
LogMgr.TransactionLogEntries.Add(removeentry);
}
}
streamreader.Close();
}
}
catch (Exception e)
{
Console.WriteLine(" Error: " + e.Message);
Environment.Exit(0);
}
}
