From 98cef5e9a772602d42acfcf233838c760424db9a Mon Sep 17 00:00:00 2001
From: Nicolas James <Eele1Ephe7uZahRie@tutanota.com>
Date: Thu, 13 Feb 2025 18:00:17 +1100
Subject: initial commit

---
 comp2511/blackout/RelaySatellite.java | 66 +++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 comp2511/blackout/RelaySatellite.java

(limited to 'comp2511/blackout/RelaySatellite.java')

diff --git a/comp2511/blackout/RelaySatellite.java b/comp2511/blackout/RelaySatellite.java
new file mode 100644
index 0000000..1087db8
--- /dev/null
+++ b/comp2511/blackout/RelaySatellite.java
@@ -0,0 +1,66 @@
+package unsw.blackout;
+
+import java.util.Optional;
+
+import unsw.utils.Angle;
+
+public class RelaySatellite extends SatelliteBase {
+    public RelaySatellite(String satelliteID, double height, Angle position) {
+        super(satelliteID, height, position);
+    }
+
+    @ Override
+    final public double getVelocity() {
+        return 1_500.0;
+    }
+    @ Override
+    final public double getRange() {
+        return 300_000.0;
+    }
+
+    /**
+     * Relay satellites oscillate between 140 and 90 degrees, so we override move to incorporate this behaviour.
+     */
+    private boolean is_counterclockwise = true;
+    @ Override
+    final public void move() {
+        double current = this.getAngle().toDegrees();
+        
+        if (current < 140.0 || current > 190.0) {
+            if (current > 190.0 && current < 345.0) {
+                is_counterclockwise = false;
+            } else {
+                is_counterclockwise = true;
+            }
+        }
+
+        double offset = this.getMoveOffsetRadians();
+        double rposition = (this.getAngle().toRadians() + (is_counterclockwise ? offset : -offset)) % Math.toRadians(360.0);
+        setAngle(Angle.fromRadians(rposition + (rposition < 0 ? Math.toRadians(360.0) : 0)));
+    }
+
+    @ Override
+    final protected boolean isSupportedDeviceType(String type) {
+        return true; // Supports all devices!
+    }
+    @ Override 
+    final protected boolean canRelay() {
+        return true;
+    }
+    @ Override
+    final protected Optional<Integer> getFileStoreLimit() {
+        return Optional.of(0); // Cannot store any files!
+    }
+    @ Override
+    final protected Optional<Integer> getByteStoreLimit() {
+        return Optional.of(0); // Cannot store any bytes!
+    }
+    @ Override
+    final protected Optional<Integer> getByteDownloadSpeed() {
+        return Optional.empty(); // Infinite download speed
+    }
+    @ Override
+    final protected Optional<Integer> getByteUploadSpeed() {
+        return Optional.empty(); // Infinite upload speed.
+    }
+}
-- 
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