From ac45ada08826910d4cdfe4cdff895ea150ab8e54 Mon Sep 17 00:00:00 2001 From: Elias Date: Wed, 27 Nov 2024 13:13:05 +0100 Subject: [PATCH] Initial Commit --- src/Bot.java | 87 ++++++++++++++++++++++++++++++++++++++++++++++ src/EscapeBot.java | 47 +++++++++++++++++++++++++ src/ManualBot.java | 33 ++++++++++++++++++ src/SnakeBot.java | 70 +++++++++++++++++++++++++++++++++++++ 4 files changed, 237 insertions(+) create mode 100644 src/Bot.java create mode 100644 src/EscapeBot.java create mode 100644 src/ManualBot.java create mode 100644 src/SnakeBot.java diff --git a/src/Bot.java b/src/Bot.java new file mode 100644 index 0000000..6ff94ba --- /dev/null +++ b/src/Bot.java @@ -0,0 +1,87 @@ +package src; + +import java.io.BufferedReader; +import java.io.InputStreamReader; +import java.io.IOException; +import java.io.OutputStream; +import java.net.Socket; +import java.net.InetSocketAddress; + +public abstract class Bot { + + // Ein Bot ist ein Programm, das sich mit einem Server verbindet und + // mit diesem kommuniziert. Der Server sendet dem Bot eine Zeichenkette, + // die das Spielfeld repräsentiert. Der Bot sendet dem Server ein Zeichen, + // das die nächste Bewegung des Bots repräsentiert. + + + private final String host; // Hostname oder IP-Adresse des Servers + private final int port; // Port des Servers + + protected Bot(String[] args) { + host = args.length > 0 ? args[0] : "localhost"; + port = args.length > 1 ? Integer.parseInt(args[1]) : 63187; + } + + // Diese Methode stellt die Verbindung zum Server her und startet die + // Kommunikation mit dem Server. Die Methode wird von der main-Methode + // aufgerufen. + protected void run() { + try (Socket socket = new Socket()) { + socket.connect(new InetSocketAddress(host, port)); + OutputStream out = socket.getOutputStream(); + BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream())); + View view = new View(); + while (true) { + view.read(in); + view.print(); + try { + char ch = nextMove(view); + out.write(ch); + } + catch (Exception e) { break; } + } + socket.close(); + } catch (IOException e) { + System.err.println("Error: " + e.getMessage()); + } + } + + // Diese Methode ermittelt den nächsten Zug des Bots. Sie wird von der + // run-Methode aufgerufen, nachdem der Server das Spielfeld gesendet hat. + // Subklassen müssen diese Methode implementieren. + abstract protected char nextMove(View view) throws Exception; + + // Diese Klasse repräsentiert das Spielfeld. Sie wird von der run-Methode + // verwendet, um das Spielfeld zu lesen und auszugeben. + // Subklassen können diese Klasse verwenden, um das Spielfeld zu analysieren. + public static class View { + protected String data; + protected int width; + + // Diese Methode liest das Spielfeld vom Server. + private void read(BufferedReader in) throws IOException { + StringBuilder sb = new StringBuilder(); + data = in.readLine(); + if (data == null) { + return; + } + sb.append(data); + width = data.length(); + for (int i = 1; i < width; ++i) { + sb.append(in.readLine()); + } + data = sb.toString(); + } + + // Diese Methode gibt das Spielfeld aus. + protected void print() { + if (data == null || width < 1) { + return; + } + for (int i = 0, len = data.length(); i < len; i += width) { + System.out.println(data.substring(i, i + width)); + } + } + } +} diff --git a/src/EscapeBot.java b/src/EscapeBot.java new file mode 100644 index 0000000..b37b7c7 --- /dev/null +++ b/src/EscapeBot.java @@ -0,0 +1,47 @@ +package src; + +public class EscapeBot extends Bot{ + int stepCounter = 0; + int turnCount = 0; + int viewRange = 5; + int straightLength = 1; + protected EscapeBot(String[] args) { + super(args); + } + + public static void main(String[] args) { + EscapeBot bot = new EscapeBot(args); + bot.run(); + } + @Override + protected char nextMove(View view) throws Exception { + + if(!view.data.contains("o")){ + + if(turnCount == 2){ + turnCount = 0; + straightLength++; + } + if(stepCounter < straightLength * viewRange){ + stepCounter++; + return '^'; + }else{ + stepCounter = 0; + turnCount++; + return '>'; + } + }else{ + if(view.data.substring(0,10).contains("o")){ + return '^'; + }else if(view.data.substring(10,12).contains("o")){ + return '<'; + }else if (view.data.substring(13,15).contains("o")) { + return '>'; + }else if(view.data.substring(15,25).contains("o")){ + return 'v'; + } + } + + return 0; + } +} diff --git a/src/ManualBot.java b/src/ManualBot.java new file mode 100644 index 0000000..87b45d6 --- /dev/null +++ b/src/ManualBot.java @@ -0,0 +1,33 @@ +package src; + +import java.util.Scanner; + +public class ManualBot extends Bot{ + + Scanner scanner = new Scanner(System.in); + + protected ManualBot(String[] args) { + super(args); + } + + public static void main(String[] args) { + ManualBot bot = new ManualBot(args); + bot.run(); + } + @Override + protected char nextMove(View view) throws Exception { + char ch = 0; + if(scanner.hasNextLine()){ + ch = scanner.nextLine().toCharArray()[0]; + } + + return switch (ch) { + case 'w' -> '^'; + case 's' -> 'v'; + case 'a' -> '<'; + case 'd' -> '>'; + case 'q' -> throw new Exception(); + default -> 'l'; + }; + } +} diff --git a/src/SnakeBot.java b/src/SnakeBot.java new file mode 100644 index 0000000..6f7abc0 --- /dev/null +++ b/src/SnakeBot.java @@ -0,0 +1,70 @@ +package src; + +public class SnakeBot extends Bot { + int stepCounter = 0; + int turnCount = 0; + int viewRange = 5; + int straightLength = 1; + boolean isOnPath = true; + + protected SnakeBot(String[] args) { + super(args); + } + + public static void main(String[] args) { + SnakeBot bot = new SnakeBot(args); + bot.run(); + } + + @Override + protected char nextMove(View view) throws Exception { + + if (!view.data.contains("@") && isOnPath) { + + if (turnCount == 2) { + turnCount = 0; + straightLength++; + } + if (stepCounter < straightLength * viewRange) { + stepCounter++; + return '^'; + } else { + stepCounter = 0; + turnCount++; + return '>'; + } + } else if (!view.data.contains("@") && !isOnPath) { + + } else { + isOnPath = false; + //check for minerals to the left of the rover (high prio) + for (int i = 0; i < view.data.length(); i += viewRange) { + if (view.data.substring(i, i + 2).contains("@")) { + return '<'; + } + } + //check for minerals in front of the rover (mid prio) + if (view.data.substring(0, view.data.length() / 2 - viewRange / 2).contains("@")) { + return '^'; + } + //check for minerals to the right of the rover (low prio) + for (int i = 3; i < view.data.length(); i += viewRange) { + if (view.data.substring(i, i + 2).contains("@")) { + return '>'; + } + } + +// if (view.data.substring(0, 10).contains("@")) { +// return '^'; +// } else if (view.data.substring(10, 12).contains("@")) { +// return '<'; +// } else if (view.data.substring(13, 15).contains("@")) { +// return '>'; +// } else if (view.data.substring(15, 25).contains("@")) { +// return 'v'; +// } + } + + return 0; + } +}