Merge pull request #7 from robocode-dev/add-spinbot-bot

Add SpinBot bot (Java)

Author: flemming-n-larsen

bots/java/SpinBot/SpinBot.cmd

@@ -0,0 +1,8 @@
+@echo off
+setlocal
+set BOT_API_VERSION=1.1.0
+if "%RUMBLE_JAVA_CACHE%"=="" set RUMBLE_JAVA_CACHE=%USERPROFILE%\.cache\rumble-bots-java
+if not exist "%RUMBLE_JAVA_CACHE%" mkdir "%RUMBLE_JAVA_CACHE%"
+set JAR=%RUMBLE_JAVA_CACHE%\robocode-tankroyale-bot-api-%BOT_API_VERSION%.jar
+if not exist "%JAR%" curl -fsSL -o "%JAR%" "https://repo1.maven.org/maven2/dev/robocode/tankroyale/robocode-tankroyale-bot-api/%BOT_API_VERSION%/robocode-tankroyale-bot-api-%BOT_API_VERSION%.jar"
+java -cp "%JAR%" "%~dp0src\SpinBot.java" %*

bots/java/SpinBot/SpinBot.json

@@ -0,0 +1,10 @@
+{
+  "name": "SpinBot",
+  "version": "1.0.0",
+  "authors": ["Mathew Nelson", "Flemming N. Larsen"],
+  "description": "Continuously moves in a circle while firing at maximum power at any bot it detects.",
+  "platform": "JVM",
+  "programmingLang": "Java 17",
+  "gameTypes": ["1v1", "melee", "twinduel"],
+  "license": "Apache-2.0"
+}

bots/java/SpinBot/SpinBot.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env sh
+set -eu
+SCRIPT_DIR=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
+BOT_API_VERSION=1.1.0
+CACHE_DIR="${RUMBLE_JAVA_CACHE:-$HOME/.cache/rumble-bots-java}"
+JAR="$CACHE_DIR/robocode-tankroyale-bot-api-$BOT_API_VERSION.jar"
+if [ ! -f "$JAR" ]; then
+  mkdir -p "$CACHE_DIR"
+  curl -fsSL -o "$JAR.tmp" "https://repo1.maven.org/maven2/dev/robocode/tankroyale/robocode-tankroyale-bot-api/$BOT_API_VERSION/robocode-tankroyale-bot-api-$BOT_API_VERSION.jar"
+  mv "$JAR.tmp" "$JAR"
+fi
+exec java -cp "$JAR" "$SCRIPT_DIR/src/SpinBot.java" "$@"

bots/java/SpinBot/src/SpinBot.java

@@ -0,0 +1,62 @@
+import dev.robocode.tankroyale.botapi.*;
+import dev.robocode.tankroyale.botapi.events.*;
+import dev.robocode.tankroyale.botapi.graphics.Color;
+
+// ------------------------------------------------------------------
+// SpinBot
+// ------------------------------------------------------------------
+// A sample bot originally made for Robocode by Mathew Nelson.
+//
+// Continuously moves in a circle while firing at maximum power when
+// detecting enemies.
+// ------------------------------------------------------------------
+public class SpinBot extends Bot {
+
+    // The main method starts our bot
+    public static void main(String[] args) {
+        if ("1".equals(System.getenv("RUMBLE_SMOKE"))) {
+            System.out.println("RUMBLE_SMOKE_READY SpinBot");
+            return;
+        }
+        new SpinBot().start();
+    }
+
+    // Called when a new round is started -> initialize and do some movement
+    @Override
+    public void run() {
+        setBodyColor(Color.BLUE);
+        setTurretColor(Color.BLUE);
+        setRadarColor(Color.BLACK);
+        setScanColor(Color.YELLOW);
+
+        // Repeat while the bot is running
+        while (isRunning()) {
+            // Tell the game that when we take move, we'll also want to turn right... a lot
+            setTurnRight(10_000);
+            // Limit our speed to 5
+            setMaxSpeed(5);
+            // Start moving (and turning)
+            forward(10_000);
+        }
+    }
+
+    // We scanned another bot -> fire hard!
+    @Override
+    public void onScannedBot(ScannedBotEvent e) {
+        fire(3);
+    }
+
+    // We hit another bot -> if it's our fault, we'll stop turning and moving,
+    // so we need to turn again to keep spinning.
+    @Override
+    public void onHitBot(HitBotEvent e) {
+        var direction = directionTo(e.getX(), e.getY());
+        var bearing = calcBearing(direction);
+        if (bearing > -10 && bearing < 10) {
+            fire(3);
+        }
+        if (e.isRammed()) {
+            turnRight(10);
+        }
+    }
+}