From dd93609ddbd0f52aacb02e842b2be11dd233595a Mon Sep 17 00:00:00 2001
From: Bernardo Sulzbach <mafagafogigante@gmail.com>
Date: Mon, 30 Oct 2017 16:01:16 -0200
Subject: [PATCH] Should have a Banishment spell

Closed #412
---
 .../dungeon/spells/SpellData.java             | 38 +++++++++++++++++++
 src/main/resources/items.json                 | 24 ++++++++++++
 src/main/resources/locations.json             |  4 ++
 3 files changed, 66 insertions(+)

diff --git a/src/main/java/org/mafagafogigante/dungeon/spells/SpellData.java b/src/main/java/org/mafagafogigante/dungeon/spells/SpellData.java
index 10873168..b6902e86 100644
--- a/src/main/java/org/mafagafogigante/dungeon/spells/SpellData.java
+++ b/src/main/java/org/mafagafogigante/dungeon/spells/SpellData.java
@@ -1,6 +1,7 @@
 package org.mafagafogigante.dungeon.spells;
 
 import org.mafagafogigante.dungeon.entity.creatures.Creature;
+import org.mafagafogigante.dungeon.entity.creatures.HealthState;
 import org.mafagafogigante.dungeon.entity.creatures.Hero;
 import org.mafagafogigante.dungeon.entity.creatures.HeroUtils;
 import org.mafagafogigante.dungeon.entity.items.Item;
@@ -186,6 +187,43 @@ public void operate(Hero hero, String[] targetMatcher) {
         }
       }
     });
+    putSpell(new Spell("BANISH", "Banish") {
+
+      static final int SECONDS_TO_CAST = 10;
+
+      @Override
+      public void operate(Hero hero, String[] targetMatcher) {
+        if (targetMatcher.length == 0) {
+          Writer.getDefaultWriter().write("Provide a target.");
+        } else {
+          Creature target = hero.findCreature(targetMatcher);
+          if (target != null) {
+            if (target == hero) {
+              Writer.getDefaultWriter().write("You cannot cast banish on yourself.");
+              return;
+            }
+            Game.getGameState().getEngine().rollDateAndRefresh(SECONDS_TO_CAST);
+            Writer.getDefaultWriter().write("You casted " + getName() + " on " + target.getName().getSingular() + ".");
+            if (target.getHealth().getHealthState() == HealthState.DEAD) {
+              Writer.getDefaultWriter().write("Your target seems to be already dead.");
+            } else {
+              double missingRatio = 1.0 - target.getHealth().getCurrent() / (double) target.getHealth().getMaximum();
+              double successProbability = 0.1 + Math.pow(Math.sqrt(0.9) * missingRatio, 2);
+              if (Random.roll(successProbability)) {
+                hero.getLocation().removeCreature(target);
+                Writer.getDefaultWriter().write("You banished " + target.getName().getSingular() + "!");
+              } else {
+                RichStringSequence stringSequence = new RichStringSequence();
+                stringSequence.append("You failed to banish " + target.getName().getSingular() + ".");
+                stringSequence.append("\n");
+                stringSequence.append("Try damaging " + target.getName().getSingular() + " so it is less resistant.");
+                Writer.getDefaultWriter().write(stringSequence);
+              }
+            }
+          }
+        }
+      }
+    });
     putSpell(new Spell("DISPLACE", "Displace") {
 
       static final int SECONDS_TO_CAST_DISPLACE = 15;
diff --git a/src/main/resources/items.json b/src/main/resources/items.json
index c5ea6506..6a07de4a 100644
--- a/src/main/resources/items.json
+++ b/src/main/resources/items.json
@@ -1157,6 +1157,30 @@
       "nutrition": -5,
       "integrityDecrementOnEat": 10
     },
+    {
+      "id": "TOME_OF_BANISH",
+      "type": "Book",
+      "name": {
+        "singular": "Tome of Banish",
+        "plural": "Tomes of Banish"
+      },
+      "rarity": "UNCOMMON",
+      "tags": [
+        "WEAPON",
+        "BOOK"
+      ],
+      "integrity": {
+        "current": 20,
+        "maximum": 20
+      },
+      "weight": 0.6,
+      "visibility": "60.00%",
+      "damage": 6,
+      "hitRate": "70.00%",
+      "integrityDecrementOnHit": 4,
+      "text": "The Banish spell permanently banishes a weak creature from this plane.",
+      "spell": "BANISH"
+    },
     {
       "id": "TOME_OF_HEAL",
       "type": "Book",
diff --git a/src/main/resources/locations.json b/src/main/resources/locations.json
index 819d945c..2791d124 100644
--- a/src/main/resources/locations.json
+++ b/src/main/resources/locations.json
@@ -68,6 +68,10 @@
           "id": "TOME_OF_UNVEIL",
           "probability": 0.15
         },
+        {
+          "id": "TOME_OF_BANISH",
+          "probability": 0.15
+        },
         {
           "id": "DAGGER",
           "probability": 0.2