Add plotsquared protection (#6)

* getState() is already true

* add plotsquared protection

* check if isProtected first

* check if owned plot is not null

* move isProtected up one

* remove comments

src/main/java/me/youhavetrouble/yardwatch/YardWatch.java

@@ -5,6 +5,7 @@ import me.youhavetrouble.yardwatch.commands.YardWatchCommand;
 import me.youhavetrouble.yardwatch.hooks.FactionsUUIDProtection;
 import me.youhavetrouble.yardwatch.hooks.GriefPreventionProtection;
 import me.youhavetrouble.yardwatch.hooks.LWCXProtection;
+import me.youhavetrouble.yardwatch.hooks.PlotSquaredProtection;
 import me.youhavetrouble.yardwatch.hooks.SuperiorSkyBlockProtection;
 import me.youhavetrouble.yardwatch.hooks.TownyProtection;
 import me.youhavetrouble.yardwatch.hooks.WorldGuardProtection;
@@ -83,6 +84,13 @@ public final class YardWatch extends JavaPlugin {
             );
         }
 
+        if (shouldRegisterService("PlotSquared")) {
+            getLogger().info("Registering PlotSquared service.");
+            getServer().getServicesManager().register(
+                    Protection.class, new PlotSquaredProtection(this), this, ServicePriority.Normal
+            );
+        }
+
         List<RegisteredServiceProvider<?>> registrations = getServer().getServicesManager().getRegistrations(this);
         if (registrations.isEmpty()) {
             getLogger().info("Registered 0 services. This plugin can be safely removed.");

src/main/java/me/youhavetrouble/yardwatch/hooks/PlotSquaredProtection.java

@@ -0,0 +1,97 @@
+package me.youhavetrouble.yardwatch.hooks;
+
+import com.plotsquared.core.plot.Plot;
+import com.plotsquared.core.plot.flag.implementations.PvpFlag;
+import me.youhavetrouble.yardwatch.Protection;
+import me.youhavetrouble.yardwatch.YardWatch;
+import org.bukkit.Location;
+import org.bukkit.block.BlockState;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Player;
+import org.checkerframework.checker.nullness.qual.NonNull;
+
+public class PlotSquaredProtection implements Protection {
+
+    private final YardWatch plugin;
+
+    public PlotSquaredProtection(YardWatch plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public boolean isEnabled() {
+        return this.plugin.getServer().getPluginManager().isPluginEnabled("PlotSquared");
+    }
+
+    @Override
+    public boolean isProtected(final Location location) {
+        if (!isEnabled()) return false;
+
+        final com.plotsquared.core.location.Location arg1 = getLocation(location);
+
+        return arg1.isPlotArea() || arg1.isPlotRoad() || arg1.isUnownedPlotArea() || arg1.getOwnedPlot() != null;
+    }
+
+    @Override
+    public boolean canBreakBlock(final Player player, final BlockState blockState) {
+        if (!isEnabled()) return true;
+
+        final Location blockLocation = blockState.getLocation();
+        final com.plotsquared.core.location.@NonNull Location location = getLocation(blockLocation);
+
+        final Plot plot = location.getOwnedPlot();
+
+        if (plot == null) return isProtected(blockLocation);
+
+        return plot.isAdded(player.getUniqueId());
+    }
+
+    @Override
+    public boolean canPlaceBlock(final Player player, final Location location) {
+        return canBreakBlock(player, location.getBlock().getState());
+    }
+
+    @Override
+    public boolean canInteract(final Player player, final BlockState blockState) {
+        if (!isEnabled()) return true;
+
+        final Location location = blockState.getLocation();
+
+        com.plotsquared.core.location.@NonNull Location plotLocation = getLocation(location);
+
+        final Plot plot = plotLocation.getOwnedPlot();
+
+        if (plot == null) return isProtected(location);
+
+        return plot.isAdded(player.getUniqueId());
+    }
+
+    @Override
+    public boolean canInteract(final Player player, final Entity target) {
+        return canInteract(player, target.getLocation().getBlock().getState());
+    }
+
+    @Override
+    public boolean canDamage(final Entity damager, final Entity target) {
+        if (!isEnabled() || !(damager instanceof Player)) return true;
+
+        final Location location = target.getLocation();
+
+        com.plotsquared.core.location.@NonNull Location plotLocation = getLocation(location);
+
+        final Plot plot = plotLocation.getOwnedPlot();
+
+        if (plot == null) return isProtected(location);
+
+        return plot.getFlag(PvpFlag.class);
+    }
+
+    private com.plotsquared.core.location.@NonNull Location getLocation(final Location location) {
+        final String world = location.getWorld().getName();
+        final int x = (int) location.getX();
+        final int y = (int) location.getY();
+        final int z = (int) location.getZ();
+
+        return com.plotsquared.core.location.Location.at(world, x, y, z);
+    }
+}

src/main/java/me/youhavetrouble/yardwatch/hooks/TownyProtection.java

@@ -3,7 +3,6 @@ package me.youhavetrouble.yardwatch.hooks;
 import com.palmergames.bukkit.towny.TownyAPI;
 import com.palmergames.bukkit.towny.object.Resident;
 import com.palmergames.bukkit.towny.object.TownBlock;
-import com.palmergames.bukkit.towny.object.TownyPermission;
 import com.palmergames.bukkit.towny.utils.CombatUtil;
 import me.youhavetrouble.yardwatch.Protection;
 import me.youhavetrouble.yardwatch.YardWatch;
@@ -45,7 +44,7 @@ public class TownyProtection implements Protection {
 
     @Override
     public boolean canPlaceBlock(Player player, Location location) {
-        return canInteract(player, location.getBlock().getState(true));
+        return canInteract(player, location.getBlock().getState());
     }
 
     @Override
@@ -63,7 +62,7 @@ public class TownyProtection implements Protection {
 
     @Override
     public boolean canInteract(Player player, Entity target) {
-        return canInteract(player, target.getLocation().getBlock().getState(true));
+        return canInteract(player, target.getLocation().getBlock().getState());
     }
 
     @Override