Restructures events, and adds some missing protections

src/main/java/net/knarcraft/stargate/config/addons/DynmapManager.java

@@ -0,0 +1,160 @@
+package net.knarcraft.stargate.config.addons;
+
+import net.knarcraft.stargate.Stargate;
+import net.knarcraft.stargate.container.RelativeBlockVector;
+import net.knarcraft.stargate.portal.Portal;
+import net.knarcraft.stargate.portal.PortalRegistry;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.dynmap.DynmapAPI;
+import org.dynmap.markers.GenericMarker;
+import org.dynmap.markers.Marker;
+import org.dynmap.markers.MarkerIcon;
+import org.dynmap.markers.MarkerSet;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * A manager for dealing with everything Dynmap
+ */
+public final class DynmapManager {
+
+    private static MarkerSet markerSet;
+    private static MarkerIcon portalIcon;
+
+    private DynmapManager() {
+
+    }
+
+    /**
+     * Initializes the dynmap manager
+     *
+     * @param dynmapAPI <p>A reference</p>
+     * @throws NullPointerException <p>If dynmap has an invalid state</p>
+     */
+    public static void initialize(@Nullable DynmapAPI dynmapAPI) throws NullPointerException {
+        if (dynmapAPI == null || !dynmapAPI.markerAPIInitialized() || dynmapAPI.getMarkerAPI() == null) {
+            markerSet = null;
+            portalIcon = null;
+        } else {
+            markerSet = dynmapAPI.getMarkerAPI().createMarkerSet("stargate", "Stargate", null, false);
+            if (markerSet != null) {
+                markerSet.setHideByDefault(Stargate.getStargateConfig().hideDynmapIcons());
+            }
+            portalIcon = dynmapAPI.getMarkerAPI().getMarkerIcon("portal");
+        }
+    }
+
+    /**
+     * Adds all portal markers for all current portals
+     */
+    public static void addAllPortalMarkers() {
+        if (markerSet == null || Stargate.getStargateConfig().isDynmapDisabled()) {
+            //Remove any existing markers if dynmap has been disabled after startup
+            if (markerSet != null) {
+                markerSet.getMarkers().forEach(GenericMarker::deleteMarker);
+            }
+            return;
+        }
+        markerSet.setHideByDefault(Stargate.getStargateConfig().hideDynmapIcons());
+        //Remove all existing markers for a clean start
+        markerSet.getMarkers().forEach(GenericMarker::deleteMarker);
+
+        for (Portal portal : PortalRegistry.getAllPortals()) {
+            addPortalMarker(portal);
+        }
+    }
+
+    /**
+     * Adds a portal marker for the given portal
+     *
+     * @param portal <p>The portal to add a marker for</p>
+     */
+    public static void addPortalMarker(@NotNull Portal portal) {
+        if (markerSet == null || Stargate.getStargateConfig().isDynmapDisabled()) {
+            return;
+        }
+        World world = portal.getWorld();
+        if (portal.getOptions().isHidden() || world == null) {
+            return;
+        }
+
+        Location location;
+        @Nullable RelativeBlockVector exit = portal.getGate().getLayout().getExit();
+        if (exit == null) {
+            location = portal.getTopLeft();
+        } else {
+            location = portal.getBlockAt(exit);
+        }
+
+        String markerId = getPortalMarkerId(portal);
+        if (markerSet.findMarker(markerId) != null) {
+            Stargate.debug("DynmapManager::addPortalMarker", "Skipped marker creation, as the portal " +
+                    "marker " + markerId + " already exists");
+            return;
+        }
+
+        Marker marker = markerSet.createMarker(markerId, portal.getName(), world.getName(),
+                location.getX(), location.getY(), location.getZ(), portalIcon, false);
+        if (marker == null) {
+            Stargate.logWarning(String.format(
+                    """
+                            Unable to create marker for portal
+                            Portal marker id: %s
+                            Portal name: %s
+                            Portal world: %s
+                            Portal location: %s,%s,%s""",
+                    markerId, portal.getName(), world.getName(), location.getX(), location.getY(),
+                    location.getZ()));
+            return;
+        }
+        String networkPrompt;
+        if (portal.getOptions().isBungee()) {
+            networkPrompt = "Server";
+        } else {
+            networkPrompt = "Network";
+        }
+        String markerDescription = String.format("<b>Name:</b> %s<br /><b>%s:</b> %s<br /><b>Destination:</b> " +
+                        "%s<br /><b>Owner:</b> %s<br />", portal.getName(), networkPrompt, portal.getNetwork(),
+                portal.getDestinationName(), portal.getOwner().getName());
+        marker.setDescription(markerDescription);
+        marker.setLabel(portal.getName(), true);
+        if (portalIcon != null) {
+            marker.setMarkerIcon(portalIcon);
+        }
+    }
+
+    /**
+     * Removes the portal marker for the given portal
+     *
+     * @param portal <p>The portal to remove the marker for</p>
+     */
+    public static void removePortalMarker(@NotNull Portal portal) {
+        if (markerSet == null || Stargate.getStargateConfig().isDynmapDisabled()) {
+            return;
+        }
+        Marker marker = markerSet.findMarker(getPortalMarkerId(portal));
+        if (marker != null) {
+            marker.deleteMarker();
+        }
+    }
+
+    /**
+     * Disables Dynmap integration
+     */
+    public static void disable() {
+        markerSet = null;
+        portalIcon = null;
+    }
+
+    /**
+     * Gets the id used for the given portal's marker
+     *
+     * @param portal <p>The portal to get a marker id for</p>
+     * @return <p></p>
+     */
+    private static String getPortalMarkerId(@NotNull Portal portal) {
+        return portal.getNetwork() + "-:-" + portal.getName();
+    }
+
+}