conwaysGameOfLife

src/main/java/org/jointheleague/discord_bot_example/Bot.java

@@ -148,6 +148,9 @@ public void connect(boolean printInvite) {
 		helpListener.addHelpEmbed(depress.getHelpEmbed());
 
 
+		ConwaysGameOfLife gametest = new ConwaysGameOfLife(channelName);
+		api.addMessageCreateListener(gametest);
+
 		//old way to add listeners 
 		api.addMessageCreateListener(helpListener);
 		api.addMessageCreateListener(new MomBot(channelName));

src/main/java/org/jointheleague/modules/ConwaysGameOfLife.java

@@ -0,0 +1,143 @@
+
+package org.jointheleague.modules;
+
+import org.javacord.api.entity.message.embed.EmbedBuilder;
+import org.javacord.api.event.message.MessageCreateEvent;
+
+public class ConwaysGameOfLife extends CustomMessageCreateListener {
+	private static final String COMMAND = "!conway";
+	String message;
+	boolean live = false;
+	int generations = 0;
+	int count = 0;
+	int X = 11;
+	int Y = 11;
+	int[][] cells = { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+			{ 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0 },
+			{ 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+			{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+			{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+			{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } };
+
+	public ConwaysGameOfLife(String channelName) {
+		super(channelName);
+	}
+
+	public void handle(MessageCreateEvent event) {
+		if (event.getMessageContent().equalsIgnoreCase(COMMAND)) {
+			sendGrid(event);
+			event.getChannel()
+					.sendMessage("**Type !conway run (# of future generations) to run the simulation and !conway "
+							+ "(letter row)(number collum) to change the cell in that coordnate**");
+		} else if (event.getMessageContent().contains(COMMAND + " run")) {
+			if (event.getMessageContent().length() == 14 || event.getMessageContent().length() == 13) {
+				try {
+					generations = Integer.parseInt(event.getMessageContent().substring(12));
+				} catch (NumberFormatException e) {
+					event.getChannel()
+							.sendMessage("**Please insert a desired number of future generations, ex. !conway run 8**");
+				}
+			}
+			live = true;
+			for (count = 0; count < generations; count++) {
+				sendGrid(event);
+			}
+			live = false;
+			if (event.getMessageAuthor().isBotUser() && event.getMessageContent().isEmpty()) {
+			}
+		} else if (event.getMessageContent().contains(COMMAND) && event.getMessageContent().length() == 10) {
+			message = event.getMessageContent().substring(8);
+			change(event, message);
+		} 
+	}
+
+	public void change(MessageCreateEvent event, String coordinate) {
+		String letter = coordinate.substring(0, 1);
+		int x = 0;
+		int y = 0;
+		try {
+			x = Integer.parseInt(coordinate.substring(1));
+		} catch (NumberFormatException e) {
+		}
+		if (letter.equalsIgnoreCase("a")) {
+			y = 1;
+		} else if (letter.equalsIgnoreCase("b")) {
+			y = 2;
+		} else if (letter.equalsIgnoreCase("c")) {
+			y = 3;
+		} else if (letter.equalsIgnoreCase("d")) {
+			y = 4;
+		} else if (letter.equalsIgnoreCase("e")) {
+			y = 5;
+		} else if (letter.equalsIgnoreCase("f")) {
+			y = 6;
+		} else if (letter.equalsIgnoreCase("g")) {
+			y = 7;
+		} else if (letter.equalsIgnoreCase("h")) {
+			y = 8;
+		} else if (letter.equalsIgnoreCase("i")) {
+			y = 9;
+		}
+		if (x > 0 && y > 0) {
+			if (cells[x][y] == 0) {
+				cells[x][y] = 1;
+			} else {
+				cells[x][y] = 0;
+			}
+			sendGrid(event);
+		} else {
+			event.getChannel().sendMessage("**Please insert a valid coordinate to change, ex. !conway grid e6**");
+		}
+	}
+
+	public void sendGrid(MessageCreateEvent event) {
+		EmbedBuilder embed = new EmbedBuilder();
+		embed.setTitle("Conway's Game of Life");
+		embed.setDescription(getGrid(event));
+		embed.setDescription(getGrid(event));
+		event.getChannel().sendMessage(embed);
+	}
+
+	public String getGrid(MessageCreateEvent event) {
+		String grid = "**__A--B--C--D--E--F--G--H--I___**\n";
+		for (int i = 1; i < X - 1; i++) {
+			for (int j = 1; j < Y - 1; j++) {
+				if (cells[i][j] == 0) {
+					grid += ":black_medium_square:";
+				} else {
+					grid += ":white_medium_square:";
+				}
+			}
+			grid += "**| " + (i) + "**\n";
+		}
+		if (live) {
+			nextGeneration(event, cells, X, Y);
+		}
+		return grid;
+	}
+
+	void nextGeneration(MessageCreateEvent event, int grid[][], int X, int Y) {
+		int[][] future = new int[X][Y];
+		for (int l = 1; l < X - 1; l++) {
+			for (int m = 1; m < Y - 1; m++) {
+				int aliveNeighbours = 0;
+				for (int i = -1; i <= 1; i++) {
+					for (int j = -1; j <= 1; j++) {
+						aliveNeighbours += grid[l + i][m + j];
+					}
+				}
+				aliveNeighbours -= grid[l][m];
+				if ((grid[l][m] == 1) && (aliveNeighbours < 2)) {
+					future[l][m] = 0;
+				} else if ((grid[l][m] == 1) && (aliveNeighbours > 3)) {
+					future[l][m] = 0;
+				} else if ((grid[l][m] == 0) && (aliveNeighbours == 3)) {
+					future[l][m] = 1;
+				} else {
+					future[l][m] = grid[l][m];
+				}
+			}
+		}
+		cells = future;
+	}
+}