public ActionResult Page3(InvestmentCalculator c)
{
double total = Math.Round(c.Principle, 2); //dollar amount of your total
double n = c.Term * c.Time; //n, or the number of periods
double interest = c.Interest / 100; //changes percentage to form used for calculations
double totalEarned = 0; //dollar amount of interest earned
string interestType = ""; //compound or simple
string termString = ""; //string for how often it was calculated or compounded
string yearString = ""; //whether it's a year or multiple years
if (c.Time == 1)
{
yearString = " year";
}
else
{
yearString = " years";
}
if (c.Term == 365)
{
termString = "daily";
}
else if (c.Term == 52)
{
termString = "weekly";
}
else if (c.Term == 12)
{
termString = "monthly";
}
else
{
termString = "annually";
}
if (c.Compound)
{
totalEarned = Math.Round((c.Principle * Math.Pow((1 + interest), n) - c.Principle), 2);
interestType = " compounded ";
}
else
{
totalEarned = Math.Round((c.Principle * interest * n), 2);
interestType = " calculated ";
}
total += totalEarned;
ViewBag.Message = "An investment of $" + Math.Round(c.Principle, 2) + " with a " + c.Interest + "% interest rate " + interestType + termString + " over " + c.Time + yearString + " would earn $" + String.Format("{0:n}", totalEarned) + " for a total ending balance of $" + String.Format("{0:n}", total) + ".";
return(View("Page3Result", "~/Views/Shared/_Layout.cshtml", ViewBag.Message));
} //manipulation of data from Page3
public void C01TestSample0175PercentProfitOfInvestment25PercentTax_FearlessInvestment()
{
var bankAccount = new BankAccount();
var initialBalance = 100;
bankAccount.Deposit(initialBalance);
var fearlessInvestment = new FearlessInvestment();
var investmentCalculator = new InvestmentCalculator();
var profitOfInvestment = investmentCalculator.Calculate(bankAccount, fearlessInvestment);
bankAccount.Deposit(profitOfInvestment * 0.75);
var expectedBalance = initialBalance + (initialBalance * fearlessInvestment.Factor * 0.75);
Assert.AreEqual(expectedBalance, bankAccount.Balance);
}
public async Task UpdateLimitOrdersAsync()
{
IReadOnlyCollection <string> assets = await GetAssetsAsync();
await CancelLimitOrdersAsync(assets);
if (!await ValidateIndexPricesAsync())
{
return;
}
IReadOnlyCollection <Token> tokens = await _tokenService.GetAllAsync();
IReadOnlyCollection <Position> positions = await GetCurrentPositionsAsync();
IReadOnlyCollection <IndexPrice> indexPrices = await _indexPriceService.GetAllAsync();
IReadOnlyCollection <IndexSettings> indicesSettings = await _indexSettingsService.GetAllAsync();
IReadOnlyDictionary <string, Quote> assetPrices = await GetAssetPricesAsync(assets);
IReadOnlyCollection <AssetInvestment> assetInvestments =
InvestmentCalculator.Calculate(assets, indicesSettings, tokens, indexPrices, positions, assetPrices);
_log.InfoWithDetails("Investments calculated", assetInvestments);
IReadOnlyCollection <HedgeLimitOrder> hedgeLimitOrders = await CreateLimitOrdersAsync(assetInvestments);
await ValidateHedgeLimitOrdersAsync(hedgeLimitOrders);
_log.InfoWithDetails("Hedge limit orders calculated", hedgeLimitOrders);
_investmentService.Update(assetInvestments);
await ApplyLimitOrdersAsync(assets, hedgeLimitOrders);
}
public void Calculate_With_Investments_And_Zero_Positions()
{
// arrange
var assets = new[] { "BTC", "LTC", "XRP" };
var indicesSettings = new[] { new IndexSettings {
Name = "LCI", AssetId = "TLYCI"
} };
var tokens = new[] { new Token {
AssetId = "TLYCI", OpenVolume = 10, OppositeVolume = 1000
} };
var indexPrices = new[]
{
new IndexPrice
{
Name = "LCI", Price = 100, Value = 101, Weights = new[]
{
new AssetWeight("BTC", .5m, 1, false),
new AssetWeight("LTC", .3m, 1, false),
new AssetWeight("XRP", .2m, 1, false)
}
}
};
var positions = new Position[0];
var assetPrice = new Dictionary <string, Quote>
{
["BTC"] = new Quote("BTCUSD", DateTime.UtcNow, 4000, 3900, "source"),
["LTC"] = new Quote("LTCUSD", DateTime.UtcNow, 32, 31, "source"),
["XRP"] = new Quote("XRPUSD", DateTime.UtcNow, .4m, .3m, "source")
};
var expectedAssetInvestments = new[]
{
new AssetInvestment
{
AssetId = "BTC", Volume = 0, TotalAmount = 500, RemainingAmount = -500,
Indices = new[] { new AssetIndexInvestment {
Name = "LCI", Amount = 500
} }
},
new AssetInvestment
{
AssetId = "LTC", Volume = 0, TotalAmount = 300, RemainingAmount = -300,
Indices = new[] { new AssetIndexInvestment {
Name = "LCI", Amount = 300
} }
},
new AssetInvestment
{
AssetId = "XRP", Volume = 0, TotalAmount = 200, RemainingAmount = -200,
Indices = new[] { new AssetIndexInvestment {
Name = "LCI", Amount = 200
} }
}
};
Complete(expectedAssetInvestments, assetPrice, indicesSettings, indexPrices, tokens);
// act
IReadOnlyCollection <AssetInvestment> actualAssetInvestments =
InvestmentCalculator.Calculate(assets, indicesSettings, tokens, indexPrices, positions, assetPrice);
// assert
Assert.IsTrue(AreEqual(expectedAssetInvestments, actualAssetInvestments));
}
public static void Initialize(IServiceProvider service)
{
using (var context = new InvestmentContext(
service.GetRequiredService <DbContextOptions <InvestmentContext> >()))
{
Random rand = new Random();
var inv1 = new Investment()
{
Id = 1,
UserId = 100,
Name = "APPL",
TimeOfPurchase = DateTime.Now
};
var inv2 = new Investment()
{
Id = 2,
UserId = 100,
Name = "TSLA",
TimeOfPurchase = DateTime.Now
};
var inv3 = new Investment()
{
Id = 3,
UserId = 100,
Name = "NKE",
TimeOfPurchase = DateTime.Now
};
var inv1Detail = new InvestmentDetail()
{
SystemId = 100,
InvestmentId = 1,
Shares = rand.Next(1, 20),
CostBasisPerShare = Math.Round(rand.NextDouble() * 500, 2),
CurrentPrice = 0,
CurrentValue = 0,
Term = 0,
NetValuation = 0
};
var inv2Detail = new InvestmentDetail()
{
SystemId = 101,
InvestmentId = 2,
Shares = rand.Next(1, 20),
CostBasisPerShare = Math.Round(rand.NextDouble() * 500, 2),
CurrentPrice = 0,
CurrentValue = 0,
Term = 0,
NetValuation = 0
};
var inv3Detail = new InvestmentDetail()
{
SystemId = 102,
InvestmentId = 3,
Shares = rand.Next(1, 20),
CostBasisPerShare = Math.Round(rand.NextDouble() * 500, 2),
CurrentPrice = 0,
CurrentValue = 0,
Term = 1,
NetValuation = 0
};
inv1Detail.CurrentPrice = InvestmentCalculator.GeneratePrice(inv1Detail.CostBasisPerShare);
inv1Detail.CurrentValue = InvestmentCalculator.DetermineValue(inv1Detail.Shares, inv1Detail.CurrentPrice);
inv1Detail.NetValuation = InvestmentCalculator.DetermineNetValuation(inv1Detail.CurrentValue,
inv1Detail.Shares,
inv1Detail.CostBasisPerShare);
inv2Detail.CurrentPrice = InvestmentCalculator.GeneratePrice(inv2Detail.CostBasisPerShare);
inv2Detail.CurrentValue = InvestmentCalculator.DetermineValue(inv2Detail.Shares, inv2Detail.CurrentPrice);
inv2Detail.NetValuation = InvestmentCalculator.DetermineNetValuation(inv2Detail.CurrentValue,
inv2Detail.Shares,
inv2Detail.CostBasisPerShare);
inv3Detail.CurrentPrice = InvestmentCalculator.GeneratePrice(inv3Detail.CostBasisPerShare);
inv3Detail.CurrentValue = InvestmentCalculator.DetermineValue(inv3Detail.Shares, inv3Detail.CurrentPrice);
inv3Detail.NetValuation = InvestmentCalculator.DetermineNetValuation(inv3Detail.CurrentValue,
inv3Detail.Shares,
inv3Detail.CostBasisPerShare);
context.Investments.Add(inv1);
context.Investments.Add(inv2);
context.Investments.Add(inv3);
context.InvestmentDetails.Add(inv1Detail);
context.InvestmentDetails.Add(inv2Detail);
context.InvestmentDetails.Add(inv3Detail);
context.SaveChanges();
}
}
