public ActionResult SellGoods(int goodId, int quantity, int price)
{
ShipGood shipGood = this.ControllerGame.CurrentPlayer.Ship.GetGood(goodId);
if (shipGood != null)
{
try
{
shipGood.Sell(this.ControllerGame.CurrentPlayer.Ship, quantity, price);
return(RedirectToAction("ListGoods"));
}
catch (ArgumentOutOfRangeException ex)
{
// Log this exception
ExceptionPolicy.HandleException(ex, "Controller Policy");
if (ex.ParamName == "price")
{
// Go to the SellGoodsPriceChange view
// Price has changed on the good
// Confirm the player still wants to sell the good
ViewData["goodId"] = goodId;
ViewData["quantity"] = quantity;
ViewData["oldPrice"] = price;
ViewData["goodName"] = shipGood.Good.Name;
// Try to get the current price
SystemGood systemGood = this.ControllerGame.CurrentPlayer.Ship.CosmoSystem.GetGood(goodId);
if (systemGood != null)
{
ViewData["newPrice"] = systemGood.Price;
}
return(View("SellGoodsPriceChange"));
}
else
{
ModelState.AddModelError("quantity", ex.Message, quantity);
}
}
catch (InvalidOperationException ex)
{
// Log this exception
ExceptionPolicy.HandleException(ex, "Controller Policy");
ModelState.AddModelError("goodId", ex.Message, quantity);
}
}
else
{
ModelState.AddModelError("goodId", "Good is not bought in the system", goodId);
}
return(View());
}
public void SellNotSold()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
// Setup player
Player testPlayer = this.CreateTestPlayer();
Ship testShip = testPlayer.Ship;
CosmoSystem startingSystem = testShip.CosmoSystem;
GameManager manager = new GameManager(testPlayer.User.UserName);
// Store the player starting cash
int playerStartingCash = testPlayer.Ship.Credits;
// Add some water to this ship for us to sell
Good water = (from g in db.Goods
where g.Name == "Water"
select g).SingleOrDefault();
Assert.That(water, Is.Not.Null, "We should have a Water good");
ShipGood shipGood = new ShipGood();
shipGood.Good = water;
shipGood.Quantity = 10;
shipGood.Ship = testShip;
testShip.ShipGoods.Add(shipGood);
// Verify that the good is for sell in the current system
SystemGood systemWater = startingSystem.GetGood(water.GoodId);
if (systemWater != null)
{
// Remove the good from the system
db.SystemGoods.DeleteOnSubmit(systemWater);
db.SubmitChanges();
}
try
{
shipGood.Sell(testShip, 10, systemWater.Price);
}
catch (InvalidOperationException ex)
{
// Correct
Assert.That(ex, Is.Not.Null, "InvalidOperationException should be valid");
return;
}
Assert.Fail("Player should not been able to sell in the system when the good was not sold in the system");
}
public void BuyNotEnoughCash()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
// Setup player
Player testPlayer = this.CreateTestPlayer();
Ship testShip = testPlayer.Ship;
CosmoSystem startingSystem = testShip.CosmoSystem;
GameManager manager = new GameManager(testPlayer.User.UserName);
// Reduce the player starting cash
testPlayer.Ship.Credits = 10;
// Check that the ship is empty
Assert.That(testShip.ShipGoods.Count, Is.EqualTo(0), "Ship should start out with no goods on-board");
// Add some water to the starting system for this ship to buy
Good water = (from g in db.Goods
where g.Name == "Water"
select g).SingleOrDefault();
Assert.That(water, Is.Not.Null, "We should have a Water good");
startingSystem.AddGood(water.GoodId, 20);
// Verify that the good was added to the system
SystemGood systemWater = startingSystem.GetGood(water.GoodId);
Assert.That(systemWater, Is.Not.Null, "System should now have a water SystemGood");
Assert.That(systemWater.Quantity, Is.GreaterThanOrEqualTo(20), "System should now have at least 20 water goods");
int playerCost = (int)(systemWater.PriceMultiplier * water.BasePrice) * systemWater.Quantity;
int systemStartingCount = systemWater.Quantity;
try
{
systemWater.Buy(testShip, 20, systemWater.Price);
}
catch (ArgumentException ex)
{
Assert.That(ex.ParamName, Is.EqualTo("quantity"), "Quantity to buy should be the invalid argument");
return;
}
Assert.Fail("Player should not been able to buy more goods than they can afford");
}
public void SellNotEnoughGoods()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
// Setup player
Player testPlayer = this.CreateTestPlayer();
Ship testShip = testPlayer.Ship;
CosmoSystem startingSystem = testShip.CosmoSystem;
GameManager manager = new GameManager(testPlayer.User.UserName);
// Add some water to this ship for us to sell
Good water = (from g in db.Goods
where g.Name == "Water"
select g).SingleOrDefault();
Assert.That(water, Is.Not.Null, "We should have a Water good");
ShipGood shipGood = new ShipGood();
shipGood.Good = water;
shipGood.Quantity = 10;
shipGood.Ship = testShip;
testShip.ShipGoods.Add(shipGood);
db.SubmitChanges();
// Verify that the good is for sell in the current system
SystemGood systemWater = startingSystem.GetGood(water.GoodId);
if (systemWater == null)
{
startingSystem.AddGood(water.GoodId, 0);
systemWater = startingSystem.GetGood(water.GoodId);
}
try
{
shipGood.Sell(testShip, 20, systemWater.Price);
}
catch (ArgumentOutOfRangeException ex)
{
Assert.That(ex.ParamName, Is.EqualTo("quantity"), "Quantity to sell should be the invalid argument");
return;
}
Assert.Fail("Player should not been able to sell more goods than aboard");
}
public void Sell()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
// Setup player
Player testPlayer = this.CreateTestPlayer();
Ship testShip = testPlayer.Ship;
CosmoSystem startingSystem = testShip.CosmoSystem;
GameManager manager = new GameManager(testPlayer.User.UserName);
// Store the player starting cash
int playerStartingCash = testPlayer.Ship.Credits;
// Add some water to this ship for us to sell
Good water = (from g in db.Goods
where g.Name == "Water"
select g).SingleOrDefault();
Assert.That(water, Is.Not.Null, "We should have a Water good");
ShipGood shipGood = new ShipGood();
shipGood.Good = water;
shipGood.Quantity = 10;
shipGood.Ship = testShip;
testShip.ShipGoods.Add(shipGood);
// Verify that the good is for sell in the current system
SystemGood systemWater = startingSystem.GetGood(water.GoodId);
if (systemWater == null)
{
startingSystem.AddGood(water.GoodId, 0);
systemWater = startingSystem.GetGood(water.GoodId);
}
int playerProfit = systemWater.Price * 10;
int systemStartingCount = systemWater.Quantity;
shipGood.Sell(testShip, 10, systemWater.Price);
Assert.That(systemWater.Quantity, Is.EqualTo(systemStartingCount + 10), "System should now have 10 more water goods");
Assert.That(testPlayer.Ship.Credits, Is.EqualTo(playerStartingCash + playerProfit), "Player should have more cash credits now after selling");
}
public void AddGood()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
CosmoSystem firstSystem = (from s in db.CosmoSystems select s).FirstOrDefault();
Assert.That(firstSystem, Is.Not.Null, "We need at least one system in the galaxy");
// Add some water to the the system
Good water = (from g in db.Goods
where g.Name == "Water"
select g).SingleOrDefault();
Assert.That(water, Is.Not.Null, "We should have a Water good");
firstSystem.AddGood(water.GoodId, 100);
// Verify that the good was added to the system
SystemGood systemWater = firstSystem.GetGood(water.GoodId);
Assert.That(systemWater, Is.Not.Null, "System should now have a water SystemGood");
Assert.That(systemWater.Quantity, Is.GreaterThanOrEqualTo(100), "System should now have at least 100 water goods");
}
public void BuyNotEnoughGoods()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
// Setup player
Player testPlayer = this.CreateTestPlayer();
Ship testShip = testPlayer.Ship;
CosmoSystem startingSystem = testShip.CosmoSystem;
GameManager manager = new GameManager(testPlayer.User.UserName);
// Check that the ship is empty
Assert.That(testShip.ShipGoods.Count, Is.EqualTo(0), "Ship should start out with no goods on-board");
// Add some water to the starting system for this ship to buy
Good water = (from g in db.Goods
where g.Name == "Water"
select g).SingleOrDefault();
Assert.That(water, Is.Not.Null, "We should have a Water good");
startingSystem.AddGood(water.GoodId, 5);
// Verify that the good was added to the system
SystemGood systemWater = startingSystem.GetGood(water.GoodId);
// Make sure only 5 are at the system
systemWater.Quantity = 5;
try
{
systemWater.Buy(testShip, 20, systemWater.Price);
}
catch (ArgumentOutOfRangeException ex)
{
Assert.That(ex.ParamName, Is.EqualTo("quantity"), "Quantity to buy should be the invalid argument");
return;
}
Assert.Fail("Player should not been able to buy more goods than at the system");
}
public void Buy()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
// Setup player
Player testPlayer = this.CreateTestPlayer();
Ship testShip = testPlayer.Ship;
CosmoSystem startingSystem = testShip.CosmoSystem;
GameManager manager = new GameManager(testPlayer.User.UserName);
// Store the player starting cash
int playerStartingCash = testPlayer.Ship.Credits;
// Check that the ship is empty
Assert.That(testShip.ShipGoods.Count, Is.EqualTo(0), "Ship should start out with no goods on-board");
// Add some water to the starting system for this ship to buy
Good water = (from g in db.Goods
where g.Name == "Water"
select g).SingleOrDefault();
Assert.That(water, Is.Not.Null, "We should have a Water good");
startingSystem.AddGood(water.GoodId, 20);
// Verify that the good was added to the system
SystemGood systemWater = startingSystem.GetGood(water.GoodId);
Assert.That(systemWater, Is.Not.Null, "System should now have a water SystemGood");
Assert.That(systemWater.Quantity, Is.GreaterThanOrEqualTo(20), "System should now have at least 20 water goods");
int playerCost = systemWater.Price * 20;
int systemStartingCount = systemWater.Quantity;
systemWater.Buy(testShip, 20, systemWater.Price);
Assert.That(systemWater.Quantity, Is.EqualTo(systemStartingCount - 20), "System should now have 20 few water goods");
Assert.That(testPlayer.Ship.Credits, Is.EqualTo(playerStartingCash - playerCost), "Player should have less cash credits now after buying");
}
/// <summary>
/// Updates the system good count, causing systems to produce goods as needed.
/// </summary>
private void UpdateSystemGoodCount()
{
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
Dictionary <string, object> props;
foreach (Good good in db.Goods)
{
// Get the total number of this good type available in all systems
int totalSystemGoodCount = good.SystemGoods.Sum(x => x.Quantity);
double targetBreak = (((double)good.TargetCount) / 10.0);
// Check if we need to add some of this good to the galaxy
while (totalSystemGoodCount < good.TargetCount)
{
// Randomly select a system with equal to or fewer than targetBreak number of goods to produce.
var goodProducingSystems = (from g in good.SystemGoods
where g.ProductionFactor > 0 && g.Quantity <= targetBreak
select g);
if (goodProducingSystems.Count() == 0)
{
// No systems produce this good?
// Continue on to the next good type
break;
}
SystemGood selectedProducingSystemGood = goodProducingSystems.ElementAt(rnd.Next(goodProducingSystems.Count()));
// Produce the good, using the count needed and the production factor
double adjustedProductionFactor = (rnd.NextDouble() + selectedProducingSystemGood.ProductionFactor) / 2;
int lackingGoodCount = (int)(rnd.Next(10) * adjustedProductionFactor);
selectedProducingSystemGood.Quantity += lackingGoodCount;
props = new Dictionary <string, object>
{
{ "SystemId", selectedProducingSystemGood.SystemId },
{ "GoodId", selectedProducingSystemGood.GoodId },
{ "Quantity", selectedProducingSystemGood.Quantity },
{ "AddedQuantity", lackingGoodCount }
};
Logger.Write("Producing Goods", "NPC", 400, 0, TraceEventType.Verbose, "Producing Goods", props);
// Update the total good count
totalSystemGoodCount += lackingGoodCount;
try
{
// Send changes to database
db.SubmitChanges(ConflictMode.ContinueOnConflict);
}
catch (ChangeConflictException ex)
{
ExceptionPolicy.HandleException(ex, "SQL Policy");
// Another thread has made changes to this SystemGood row,
// which could be from someone buying or selling the good at a system
// Best case to resolve this would be to simply start over in the good production,
// because the good quantity has been changed by another method.
foreach (ObjectChangeConflict occ in db.ChangeConflicts)
{
// Refresh values from database
occ.Resolve(RefreshMode.OverwriteCurrentValues);
}
continue;
}
}
// Now consume some of this good in the galaxy
// Randomly select a good at a system to consume where the quantity is equal to or higher
// than targetBreak number of goods
var goodConsumingSystems = (from g in good.SystemGoods
where g.ConsumptionFactor > 0 && g.Quantity >= targetBreak &&
g.Quantity > 0
select g);
if (goodConsumingSystems.Count() == 0)
{
// No systems consume this good?
// Continue on to the next good type
continue;
}
SystemGood selectedConsumingSystemGood = goodConsumingSystems.ElementAt(rnd.Next(goodConsumingSystems.Count()));
// Consuming the good, using the count needed and the consumption factor
double adjustedConsumptionFactor = (rnd.NextDouble() + selectedConsumingSystemGood.ConsumptionFactor) / 2;
int usageGoodCount = (int)(rnd.Next(10) * adjustedConsumptionFactor);
usageGoodCount = Math.Min(usageGoodCount, selectedConsumingSystemGood.Quantity);
selectedConsumingSystemGood.Quantity -= usageGoodCount;
props = new Dictionary <string, object>
{
{ "SystemId", selectedConsumingSystemGood.SystemId },
{ "GoodId", selectedConsumingSystemGood.GoodId },
{ "Quantity", selectedConsumingSystemGood.Quantity },
{ "RemovedQuantity", usageGoodCount }
};
Logger.Write("Consuming Goods", "NPC", 400, 0, TraceEventType.Verbose, "Consuming Goods", props);
try
{
// Send changes to database
db.SubmitChanges(ConflictMode.ContinueOnConflict);
}
catch (ChangeConflictException ex)
{
ExceptionPolicy.HandleException(ex, "SQL Policy");
// Another thread has made changes to this SystemGood row,
// which could be from someone buying or selling the good at a system
// Best case to resolve this would be to simply ignore the good consumption,
// we like to produce more than we consume
foreach (ObjectChangeConflict occ in db.ChangeConflicts)
{
// Refresh values from database
occ.Resolve(RefreshMode.OverwriteCurrentValues);
}
}
}
}
/// <summary>
/// Does the action.
/// </summary>
public override void DoAction()
{
if (!this.SetNextActionDelay(NpcTrader.DelayBeforeNextAction))
{
return;
}
CosmoMongerDbDataContext db = CosmoManager.GetDbContext();
Ship npcShip = this.npcRow.Ship;
// Check if we are still traveling
npcShip.CheckIfTraveling();
// Check if we are currently in combat
if (npcShip.InProgressCombat != null)
{
// In Combat!
this.DoCombat();
}
else if (this.npcRow.NextTravelTime < DateTime.UtcNow)
{
// Create an array of goods that the Trader has onboard
ShipGood[] goods = npcShip.GetGoods().Where(g => g.Quantity > 0).ToArray();
// goodCount != 0, sell all the trader's goods
foreach (ShipGood good in goods)
{
// Get the number of this good type onboard the Trader's ship
int shipGoodQuantity = good.Quantity;
// Find the price of the good
int shipGoodPrice = 0;
try
{
good.Sell(npcShip, shipGoodQuantity, shipGoodPrice);
}
catch (InvalidOperationException ex)
{
// Log this exception
ExceptionPolicy.HandleException(ex, "NPC Policy");
}
}
// This is the minimum amount of money a trader should have before buying goods
int baseCreditsSizeAdjusted = BaseCreditMultiplier * npcShip.CargoSpaceTotal;
// Check if we need to give this trader some credits
if (npcShip.Credits < baseCreditsSizeAdjusted)
{
// Poor trader has no credits, give him some to start
npcShip.Credits = baseCreditsSizeAdjusted;
}
// Trader buys first good
SystemGood good1 = (from g in npcShip.CosmoSystem.SystemGoods
orderby(g.PriceMultiplier) ascending
select g).FirstOrDefault();
// This is the maximum number a Trader can purchase
double numberCanBuy = Math.Floor((double)npcShip.Credits / good1.Price);
// This is the maximum number we want the Trader to purchase
double numberToBuy = Math.Ceiling((double)npcShip.CargoSpaceFree / 2);
// Make sure that the Trader buys as many of good1 as credits allow
int numberBuying = (int)Math.Min(numberCanBuy, numberToBuy);
// Insures that Traders attempt to buy the proper number of good1
int properNumber = (int)Math.Min(numberBuying, good1.Quantity);
try
{
good1.Buy(npcShip, properNumber, good1.Price);
}
catch (InvalidOperationException ex)
{
// Log this exception
ExceptionPolicy.HandleException(ex, "NPC Policy");
}
// Find all the systems within range
CosmoSystem[] inRangeSystems = npcShip.GetInRangeSystems();
// Finds the system with the highest PriceMultiplier
CosmoSystem targetSystem = (from g in db.SystemGoods
where inRangeSystems.Contains(g.CosmoSystem) &&
g.Good == good1.Good
orderby(g.PriceMultiplier) descending
select g.CosmoSystem).FirstOrDefault();
// Get references to the Good entities for all the SystemGoods sold in the target system
IEnumerable <Good> goodsInTargetSystem = targetSystem.SystemGoods.Select(g => g.Good);
// Get references to the Good entites for the all the SystemGoods sold in the current system
IEnumerable <Good> goodsInCurrentSystem = npcShip.CosmoSystem.SystemGoods.Select(g => g.Good);
// Do an intersetion of both, getting a list of goods sold in both systems
IEnumerable <Good> goodsInBoth = goodsInTargetSystem.Intersect(goodsInCurrentSystem);
// Look in the current system for goods sold in both, sorting by PriceMultiplier (lowest at top)
// and taking the top good in the results
SystemGood good2 = (from g in npcShip.CosmoSystem.SystemGoods
where goodsInBoth.Contains(g.Good) &&
g != good1
orderby g.PriceMultiplier ascending
select g).FirstOrDefault();
// This is the maximum number a Trader can purchase
numberCanBuy = Math.Floor((double)npcShip.Credits / good2.Price);
// This is the maximum number we want the Trader to purchase
numberToBuy = Math.Ceiling((double)npcShip.CargoSpaceFree);
// Make sure that the Trader buys as many of good1 as credits allow
numberBuying = (int)Math.Min(numberCanBuy, numberToBuy);
// Insures that Traders attempt to buy the proper number of good1
properNumber = (int)Math.Min(numberBuying, good2.Quantity);
try
{
good2.Buy(npcShip, properNumber, good2.Price);
}
catch (InvalidOperationException ex)
{
// Log this exception
ExceptionPolicy.HandleException(ex, "NPC Policy");
}
this.DoTravel(targetSystem);
// Set next travel time
this.npcRow.NextTravelTime = DateTime.UtcNow.AddSeconds(this.rnd.Next(60, 120));
}
else
{
Dictionary <string, object> props = new Dictionary <string, object>
{
{ "NpcId", this.npcRow.NpcId },
{ "NextTravelTime", this.npcRow.NextTravelTime },
{ "UtcNow", DateTime.UtcNow }
};
Logger.Write("Waiting for NextTravelTime", "NPC", 200, 0, TraceEventType.Verbose, "Trader Wait", props);
}
db.SaveChanges();
}
