public void Create()
{
string temp = Path.Combine(Path.GetTempPath(), "MyMoney");
Directory.CreateDirectory(temp);
string path = Path.Combine(temp, "SampleData.xml");
ProcessHelper.ExtractEmbeddedResourceAsFile("Walkabout.Database.SampleData.xml", path);
SampleDatabaseOptions options = new SampleDatabaseOptions();
options.Owner = Application.Current.MainWindow;
options.SampleData = path;
if (options.ShowDialog() == false)
{
return;
}
string zipPath = Path.Combine(temp, "SampleStockQuotes.zip");
ProcessHelper.ExtractEmbeddedResourceAsFile("Walkabout.Database.SampleStockQuotes.zip", zipPath);
string quoteFolder = Path.Combine(temp, "StockQuotes");
if (Directory.Exists(quoteFolder))
{
Directory.Delete(quoteFolder, true);
}
System.IO.Compression.ZipFile.ExtractToDirectory(zipPath, temp);
foreach (var file in Directory.GetFiles(quoteFolder))
{
var target = Path.Combine(this.stockQuotePath, Path.GetFileName(file));
if (!File.Exists(target))
{
File.Copy(file, target, true);
}
}
path = options.SampleData;
double inflation = options.Inflation;
SampleData data = null;
XmlSerializer s = new XmlSerializer(typeof(SampleData));
using (XmlReader reader = XmlReader.Create(path))
{
data = (SampleData)s.Deserialize(reader);
}
foreach (SampleSecurity ss in data.Securities)
{
var history = StockQuoteHistory.Load(quoteFolder, ss.Symbol);
if (history != null)
{
this.quotes[ss.Symbol] = history;
this.manager.DownloadLog.AddHistory(history);
}
}
int totalFrequency = data.GetTotalFrequency();
List <SampleTransaction> list = new List <SampleTransaction>();
List <Account> brokerageAccounts = new List <Account>();
foreach (SampleAccount sa in data.Accounts)
{
// Create all the accounts.
Accounts accounts = money.Accounts;
Account a = accounts.FindAccount(sa.Name);
if (a == null)
{
a = accounts.AddAccount(sa.Name);
}
a.Type = sa.Type;
if (a.Type == AccountType.Checking)
{
this.checking = a;
}
a.TaxStatus = sa.TaxStatus;
// Create this many transactions
int count = sa.Frequency;
// by scaling the payee frequencies to match the above desired count.
double ratio = (double)count / (double)totalFrequency;
if (a.Type == AccountType.Brokerage || a.Type == AccountType.Retirement)
{
brokerageAccounts.Add(a);
}
else
{
// create flat list of all payees to choose from so it fits the histogram
List <SamplePayee> payees = new List <SamplePayee>();
foreach (SamplePayee payee in data.Payees)
{
switch (payee.Type)
{
case PaymentType.Debit:
case PaymentType.Check:
if (sa.Type != AccountType.Checking)
{
continue;
}
break;
case PaymentType.Credit:
if (sa.Type != AccountType.Credit)
{
continue;
}
break;
}
foreach (SampleCategory sc in payee.Categories)
{
int newFrequency = (int)(sc.Frequency * ratio);
for (int i = 0; i < newFrequency; i++)
{
list.Add(new SampleTransaction()
{
Account = sa,
Payee = payee,
Category = sc
});
}
}
}
}
}
money.BeginUpdate(this);
// create the securities and stock splits
foreach (var sec in data.Securities)
{
Security stock = money.Securities.FindSecurity(sec.Name, true);
if (sec.Splits != null)
{
foreach (var split in sec.Splits)
{
var exists = money.StockSplits.FindStockSplitByDate(stock, split.Date);
if (exists == null)
{
StockSplit stockSplit = money.StockSplits.NewStockSplit();
stockSplit.Security = stock;
stockSplit.Date = split.Date;
stockSplit.Numerator = split.Numerator;
stockSplit.Denominator = split.Denominator;
}
}
}
}
money.EndUpdate();
CreateRandomTransactions(list, inflation);
AddPaychecks(options.Employer, options.PayCheck, inflation);
// now with any spare cash we can buy stocks.
CreateInvestmentSamples(data, brokerageAccounts);
// only have to do this because we hid all update events earlier by doing BeginUpdate/EndUpdate on money object.
// trigger payee update
money.Payees.BeginUpdate(false);
money.Payees.EndUpdate();
// trigger category update
money.Categories.BeginUpdate(false);
money.Categories.EndUpdate();
money.OnLoaded();
}
private void CreateRandomTransactions(List <SampleTransaction> list, double inflation)
{
// Now pick randomly from the list to mix things up nicely and spread across 10 year range.
Random rand = new Random();
DateTime today = DateTime.Today;
DateTime first = today.AddYears(-Years);
DateTime start = new DateTime(first.Year, 1, 1); // start in January
TimeSpan span = today - first;
int totalDays = (int)span.TotalDays;
double monthlyInflation = (inflation / 12);
money.BeginUpdate(this);
Transactions transactions = money.Transactions;
Accounts accounts = money.Accounts;
Payees payees = money.Payees;
Categories categories = money.Categories;
while (list.Count > 0)
{
int i = rand.Next(0, list.Count);
SampleTransaction st = list[i];
list.RemoveAt(i);
SampleAccount sa = st.Account;
Account a = accounts.FindAccount(sa.Name);
Payee p = payees.FindPayee(st.Payee.Name, true);
SampleCategory sc = st.Category;
Category c = money.Categories.GetOrCreateCategory(sc.Name, sc.Type);
if (c.Type == CategoryType.None)
{
c.Type = sc.Type;
}
if (c.Root.Type == CategoryType.None)
{
c.Root.Type = sc.Type;
}
int daysFromStart = rand.Next(0, totalDays);
DateTime date = start + TimeSpan.FromDays(daysFromStart);
// spread evenly around the average
decimal amount = 0;
if (rand.Next(2) == 1)
{
// above average
amount = (decimal)rand.Next(sc.Average * 100, sc.Max * 100) / 100;
}
else
{
// below average
amount = (decimal)rand.Next(sc.Min * 100, sc.Average * 100) / 100;
}
// add inflation
amount = Inflate(amount, (int)(daysFromStart / 30), (decimal)monthlyInflation);
Transaction t = transactions.NewTransaction(a);
t.Payee = p;
t.Category = c;
t.Date = date;
t.Amount = amount;
transactions.AddTransaction(t);
}
money.EndUpdate();
// now trigger UI update
foreach (Account a in money.Accounts.GetAccounts())
{
money.Rebalance(a);
}
// only have to do this because we hid all update events earlier by doing BeginUpdate/EndUpdate on money object.
// trigger payee update
money.Payees.BeginUpdate(false);
money.Payees.EndUpdate();
// trigger category update
money.Categories.BeginUpdate(false);
money.Categories.EndUpdate();
money.OnLoaded();
}