Exemple #1
0
        static void BuyGood(string goodName, Listing listing, GameState gameState, int amount)
        {
            var planetAmount = listing.Amount;

            // planet must have some to buy
            if (planetAmount == 0)
            {
                ConsoleExtensions.WithColor($"{goodName} is not for sale at {gameState.Player.Location.Planet}.", System.ConsoleColor.Yellow);
                return;
            }

            // cannot but more than amount on planet
            var amountToBuy = Math.Min(amount, planetAmount);
            var cost        = amountToBuy * listing.Rate;

            if (gameState.Player.Cash < cost)
            {
                ConsoleExtensions.WithColor($"You do not have enough cash for the purchase.", System.ConsoleColor.Yellow);
                return;
            }

            if (goodName != "fuel")
            {
                var usedCapacity = gameState.Player.Cargo.Goods.Sum(kvp => kvp.Value);
                if (usedCapacity + amountToBuy > gameState.Player.Cargo.Capacity)
                {
                    ConsoleExtensions.WithColor($"You do not have enough cargo capacity for the purchase.", System.ConsoleColor.Yellow);
                    return;
                }

                gameState.Player.Cargo.Goods.AddOrUpdate(goodName, amountToBuy, x => x + amountToBuy);
            }
            else
            {
                var availableCapacity = gameState.Player.FuelCapacity - gameState.Player.Fuel;
                amountToBuy            = Math.Min(amountToBuy, availableCapacity);
                gameState.Player.Fuel += amountToBuy;
            }
            gameState.Player.Cash -= cost;
            listing.Amount        -= amountToBuy;
        }
Exemple #2
0
        static void TravelToPlanet(string[] parts, GameState gameState)
        {
            string destination = "";

            if (parts.Length == 2)
            {
                destination = parts[1];
            }

            if (destination == "" || !gameState.CurrentSystem.Planets.ContainsKey(destination))
            {
                Console.WriteLine("-----");
                Console.WriteLine("Planets");
                ConsoleExtensions.WriteTable(
                    gameState.CurrentSystem.Planets.ToArray(),
                    new string[] { "Planet", "Distance" },
                    x => new[] { x.Value.Name, gameState.DistanceTo(x.Key).ToString() }
                    );

                return;
            }

            if (gameState.Player.Location.Planet == destination)
            {
                // already on planet
                return;
            }

            var fuelCost = gameState.DistanceTo(destination);

            if (gameState.Player.Fuel < fuelCost)
            {
                ConsoleExtensions.WithColor($"You do not have enough fuel to travel to {destination}.", System.ConsoleColor.Yellow);

                Console.WriteLine("-----");
                Console.WriteLine("Planets");
                ConsoleExtensions.WriteTable(
                    gameState.CurrentSystem.Planets.ToArray(),
                    new string[] { "Planet", "Distance" },
                    x => new [] { x.Value.Name, gameState.DistanceTo(x.Key).ToString() }
                    );

                return;
            }

            gameState.Player.Location = new Location
            {
                System = gameState.Player.Location.System,
                Planet = destination
            };
            gameState.Player.Fuel -= fuelCost;

            // update markets, production, consumption
            foreach (var planet in gameState.CurrentSystem.Planets.Values)
            {
                foreach (var listing in planet.Market.Values)
                {
                    listing.Amount += listing.Production;
                    listing.Amount -= listing.Consumption;
                    listing.Amount  = Math.Max(0, listing.Amount);
                    listing.Amount  = Math.Min(200, listing.Amount);
                }
            }

            gameState.Player.Turn++;
        }
Exemple #3
0
        static void Main(string[] args)
        {
            Console.WriteLine("Welcome to Trader!");

            var gameState = Misc.LoadGame(args);

            if (gameState == null)
            {
                Console.WriteLine("Unable to load universe.");
                return;
            }

            Console.WriteLine($"You are captain of the {gameState.Player.ShipName}.");

            var quit = false;

            while (!quit)
            {
                Console.WriteLine();
                Console.WriteLine($"Turn: {gameState.Player.Turn}/5000");
                Console.WriteLine("-----");
                var usedCapacity = gameState.Player.Cargo.Goods.Sum(kvp => kvp.Value);
                Console.WriteLine($"Location: {gameState.CurrentPlanet.Name}, {gameState.CurrentSystem.Name}");
                Console.WriteLine($"Cash: {gameState.Player.Cash}");
                Console.WriteLine($"Fuel: {gameState.Player.Fuel}/{gameState.Player.FuelCapacity}");
                Console.WriteLine($"Cargo: {usedCapacity}/{gameState.Player.Cargo.Capacity}");
                Console.WriteLine("-----");
                var printedGoods = new List <string>();
                var market       = gameState.CurrentPlanet.Market;
                ConsoleExtensions.WriteTable(
                    market.ToArray(),
                    new[] { "Good", "Ship", "Planet", "Rate" },
                    (g) => {
                    printedGoods.Add(g.Key);
                    gameState.Player.Cargo.Goods.TryGetValue(g.Key, out var amountOnShip);
                    return(new[] { g.Key, amountOnShip.ToString(), g.Value.Amount.ToString(), g.Value.Rate.ToString() });
                }
                    );

                Console.WriteLine("-----");
                var cargo          = gameState.Player.Cargo;
                var unprintedGoods = cargo.Goods.Where(kvp => !printedGoods.Contains(kvp.Key)).ToArray();
                if (unprintedGoods.Length > 0)
                {
                    foreach (var kvp in unprintedGoods)
                    {
                        var good       = kvp.Key;
                        var shipAmount = kvp.Value;
                        Console.WriteLine($"{good}\t{shipAmount}");
                    }
                }

                Console.WriteLine(" (b)uy good amount");
                Console.WriteLine(" (s)ell good amount");
                Console.WriteLine(" (t)ravel planet");
                Console.WriteLine(" sa(v)e");
                Console.WriteLine(" (q)uit");
                var line = Console.ReadLine();
                if (line.StartsWith("q"))
                {
                    Console.WriteLine($"Your score is {gameState.Player.Cash}");
                    Console.WriteLine();
                    Console.WriteLine("High Scores");
                    DisplayHighScores(gameState);
                    quit = true;
                    return;
                }

                var save = line.StartsWith("v");
                if (save)
                {
                    Misc.SaveGame(gameState);
                    continue;
                }

                var parts  = line.Split(" ");
                var travel = parts[0].StartsWith("t");
                if (travel)
                {
                    TravelToPlanet(parts, gameState);
                    continue;
                }

                if (parts.Length < 3)
                {
                    continue;
                }

                var goodName = parts[1];
                if (!market.TryGetValue(goodName, out var listing))
                {
                    ConsoleExtensions.WithColor($"{goodName} is not traded at {gameState.Player.Location.Planet}.", System.ConsoleColor.Yellow);
                    continue;
                }

                if (!int.TryParse(parts[2], out var amount))
                {
                    ConsoleExtensions.WithColor($"Amount must be a number.", System.ConsoleColor.Yellow);
                    continue;
                }
                if (amount <= 0)
                {
                    ConsoleExtensions.WithColor($"Amount must be positive.", System.ConsoleColor.Yellow);
                    continue;
                }

                var doBuy = parts[0].StartsWith("b");
                if (doBuy)
                {
                    BuyGood(goodName, listing, gameState, amount);
                }

                var doSell = parts[0].StartsWith("s");
                if (doSell)
                {
                    SellGood(goodName, listing, gameState, amount);
                }
            }

            Console.WriteLine("Goodbye");
            Console.ReadKey();
        }