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Addition"); + Console.WriteLine("2. Subtraction"); + Console.WriteLine("3. Multiplication"); + Console.WriteLine("4. Division"); + Console.WriteLine("5. Random Mode"); + Console.WriteLine("6. Select Difficulty"); + Console.WriteLine("7. View Game History"); + Console.WriteLine("8. Exit"); + + } + + public int MathOperation(int num1, int num2, string operation) + { + switch (operation) + { + case "+": + GameHistory.Add($"{num1} + {num2} = {num1 + num2}"); + return num1 + num2; + + case "-": + GameHistory.Add($"{num1} - {num2} = {num1 - num2}"); + return num1 - num2; + + case "x": + GameHistory.Add($"{num1} x {num2} = {num1 * num2}"); + return num1 * num2; + + case "/": + while (num1 < 0 || num1 > 100) + { + try + { + Console.WriteLine("Please enter a number between 0 and 100 for the dividend:"); + num1 = Convert.ToInt32(Console.ReadLine()); + } + catch (System.Exception) + { + // do nothing, just loop again + } + } + GameHistory.Add($"{num1} / {num2} = {num1 / num2}"); + return num1 / num2; + } + return 0; + } + } +} \ No newline at end of file diff --git a/MathGame/Program.cs b/MathGame/Program.cs new file mode 100644 index 00000000..95ab5f6b --- /dev/null +++ b/MathGame/Program.cs @@ -0,0 +1,220 @@ +/* + +You need to create a game that consists of asking the player what's the result of a math question (i.e. 9 x 9 = ?), collecting the input and adding a point in case of a correct answer. + +A game needs to have at least 5 questions. + +The divisions should result on INTEGERS ONLY and dividends should go from 0 to 100. Example: Your app shouldn't present the division 7/2 to the user, since it doesn't result in an integer. + +Users should be presented with a menu to choose an operation + +You should record previous games in a List and there should be an option in the menu for the user to visualize a history of previous games. + +You don't need to record results on a database. Once the program is closed the results will be deleted. + +*/ + +using System.ComponentModel; +using System.Diagnostics; +using System.Linq.Expressions; +using MathGame; + +MathGameLogic mathGame = new MathGameLogic(); +Random random = new Random(); + +int num1; +int num2; +string operation; +int userMenuSelection; +int score = 0; +bool gameOver = false; + +DifficultyLevel difficultyLevel = DifficultyLevel.Easy; +while(!gameOver) +{ + userMenuSelection = GetUserMenuSelection(mathGame); + + num1 = random.Next(1, 101); + num2 = random.Next(1, 101); // Avoid division by zero + + switch (userMenuSelection) + { + case 1: + operation = "+"; + score = await PerformOperation(mathGame, num1, num2, operation, difficultyLevel, score); + break; + case 2: + operation = "-"; + score = await PerformOperation(mathGame, num1, num2, operation, difficultyLevel, score); + break; + case 3: + operation = "x"; + score = await PerformOperation(mathGame, num1, num2, operation, difficultyLevel, score); + break; + case 4: + operation = "/"; + score = await PerformOperation(mathGame, num1, num2, operation, difficultyLevel, score); + break; + case 5: + int randomOperation = random.Next(1, 5); + switch (randomOperation) + { + case 1: + operation = "+"; + break; + case 2: + operation = "-"; + break; + case 3: + operation = "x"; + break; + case 4: + operation = "/"; + break; + default: + operation = "+"; + break; + } + score = await PerformOperation(mathGame, num1, num2, operation, difficultyLevel, score); + break; + case 6: + difficultyLevel = ChangeDifficulty(); + Console.WriteLine($"Difficulty level set to: {difficultyLevel}"); + break; + case 7: + Console.WriteLine("Game History:"); + foreach (string history in mathGame.GameHistory) + { + Console.WriteLine(history); + } + Console.WriteLine($"Current Score: {score}"); + break; + case 8: + gameOver = true; + Console.WriteLine($"Thanks for playing! Your final score was: {score}"); + break; + } +} + +static DifficultyLevel ChangeDifficulty() +{ + int userSelection = 0; + while (userSelection < 1 || userSelection > 3) + { + Console.WriteLine("Please select a difficulty level:"); + Console.WriteLine("1. Easy"); + Console.WriteLine("2. Medium"); + Console.WriteLine("3. Hard"); + + try + { + userSelection = Convert.ToInt32(Console.ReadLine()); + } + catch (System.Exception) + { + // do nothing, just loop again + } + } + switch (userSelection) + { + case 1: + return DifficultyLevel.Easy; + case 2: + return DifficultyLevel.Medium; + case 3: + return DifficultyLevel.Hard; + default: + return DifficultyLevel.Easy; // Default to Easy if something goes wrong + } +} + +static void DisplayMathGameQuesiton(int num1, int num2, string operation) +{ + Console.WriteLine($"{num1} {operation} {num2} = ??"); +} + +static int GetUserMenuSelection(MathGameLogic mathGame) +{ + int selection = -1; + mathGame.ShowMenu(); + while (selection < 1 || selection > 8) + { + while(!int.TryParse(Console.ReadLine(), out selection)) + { + Console.WriteLine("Please enter a valid number between 1 and 8."); + } + + if(!(selection >= 1 && selection <= 8)) + { + Console.WriteLine("Please enter a valid number between 1 and 8."); + } + } + + return selection; +} + +static async Task GetUserResponse(DifficultyLevel difficulty) +{ + int response = 0; + int timeout = (int)difficulty; + + Stopwatch stopwatch = new Stopwatch(); + stopwatch.Start(); + + Task getUserInputTask = Task.Run(() => Console.ReadLine()); + + try + { + string? result = await Task.WhenAny(getUserInputTask, Task.Delay(timeout * 1000)) == getUserInputTask ? getUserInputTask.Result : null; + + stopwatch.Stop(); + + if (result != null && int.TryParse(result, out response)) + { + Console.WriteLine($"You answered in {stopwatch.Elapsed.TotalSeconds:F2} seconds."); + return response; + } + else + { + throw new OperationCanceledException(); + } + } + catch (OperationCanceledException) + { + Console.WriteLine("You took too long to answer."); + return null; + } +} + +static int ValidateResult(int result, int? userResponse, int score) +{ + if (result == userResponse) + { + Console.WriteLine("Correct! 1 point added."); + return score += 1; + } + else + { + Console.WriteLine("Incorrect."); + Console.WriteLine($"The correct answer was: {result}"); + } + return score; +} + +static async Task PerformOperation(MathGameLogic mathGame, int num1, int num2, string operation, DifficultyLevel difficulty, int score) +{ + int result; + int? userResponse; + DisplayMathGameQuesiton(num1, num2, operation); + result = mathGame.MathOperation(num1, num2, operation); + userResponse = await GetUserResponse(difficulty); + score += ValidateResult(result, userResponse, score); + return score; +} +public enum DifficultyLevel +{ + Easy = 45, + Medium = 30, + Hard = 15 +} +