Add EachOpponentLosesYouGainSumLifeEffect

Mage/src/mage/abilities/effects/common/PreventNextDamageFromChosenSourceToYouEffect.java

@@ -0,0 +1,80 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package mage.abilities.effects.common;
+
+import mage.abilities.Ability;
+import mage.abilities.effects.PreventionEffectImpl;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.filter.FilterObject;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.target.TargetSource;
+
+/**
+ *
+ * @author Quercitron
+ */
+public class PreventNextDamageFromChosenSourceToYouEffect extends PreventionEffectImpl<PreventNextDamageFromChosenSourceToYouEffect> {
+
+    private final TargetSource targetSource;
+    
+    public PreventNextDamageFromChosenSourceToYouEffect(Duration duration) {
+        this(duration, new FilterObject("source"));
+    }
+    
+    public PreventNextDamageFromChosenSourceToYouEffect(Duration duration, FilterObject filter) {
+        this(duration, filter, false);
+    }
+    
+    public PreventNextDamageFromChosenSourceToYouEffect(Duration duration, FilterObject filter, boolean onlyCombat) {
+        super(duration, Integer.MAX_VALUE, onlyCombat);
+        this.targetSource = new TargetSource(filter);
+        this.staticText = setText();
+    }
+    
+    public PreventNextDamageFromChosenSourceToYouEffect(final PreventNextDamageFromChosenSourceToYouEffect effect) {
+        super(effect);
+        this.targetSource = effect.targetSource.copy();
+    }
+    
+    @Override
+    public PreventNextDamageFromChosenSourceToYouEffect copy() {
+        return new PreventNextDamageFromChosenSourceToYouEffect(this);
+    }
+
+    @Override
+    public void init(Ability source, Game game) {
+        this.targetSource.choose(Outcome.PreventDamage, source.getControllerId(), source.getSourceId(), game);
+    }
+
+    @Override
+    public boolean replaceEvent(GameEvent event, Ability source, Game game) {
+        preventDamageAction(event, source, game);
+        this.used = true;
+        return false;
+    }
+
+    @Override
+    public boolean applies(GameEvent event, Ability source, Game game) {
+        if (!this.used && super.applies(event, source, game)) {
+            if (event.getTargetId().equals(source.getControllerId()) && event.getSourceId().equals(targetSource.getFirstTarget())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private String setText() {
+        StringBuilder sb = new StringBuilder("The next time a ").append(targetSource.getFilter().getMessage());
+        sb.append(" of your choice would deal damage to you");
+        if (duration.equals(Duration.EndOfTurn)) {
+            sb.append("  this turn");
+        }
+        sb.append(", prevent that damage");
+        return sb.toString();
+    }
+    
+}