Added ability to load card data from JSON files containing card data.

src/main/java/com/github/skiwi2/hearthmonitor/CardData.java

@@ -0,0 +1,91 @@
+package com.github.skiwi2.hearthmonitor;
+
+import javax.script.Invocable;
+import javax.script.ScriptEngine;
+import javax.script.ScriptEngineManager;
+import javax.script.ScriptException;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URISyntaxException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+
+/**
+ * @author Frank van Heeswijk
+ */
+public class CardData {
+    private static final CardDataLoader CARD_DATA_LOADER = new CardDataLoader();
+
+    private final String id;
+    private final String name;
+
+    public CardData(final String id, final String name) {
+        this.id = Objects.requireNonNull(id, "id");
+        this.name = Objects.requireNonNull(name, "name");
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public static CardData getForCardId(final String cardId) {
+        Objects.requireNonNull(cardId, "cardId");
+        return CARD_DATA_LOADER.load(cardId);
+    }
+
+    private static class CardDataLoader {
+        private final Map<String, CardData> cardDataMap = new HashMap<>();
+        private final ScriptEngine scriptEngine;
+
+        private CardDataLoader() {
+            try {
+                Path setListPath = Paths.get(CardData.class.getResource("SetList.json").toURI());
+                String setList = new String(Files.readAllBytes(setListPath), StandardCharsets.UTF_8);
+
+                Path allSetsPath = Paths.get(CardData.class.getResource("AllSets.json").toURI());
+                String allSets = new String(Files.readAllBytes(allSetsPath), StandardCharsets.UTF_8);
+
+                scriptEngine = new ScriptEngineManager().getEngineByName("nashorn");
+                scriptEngine.eval(new InputStreamReader(new FileInputStream(Paths.get(CardData.class.getResource("CardData.js").toURI()).toFile()), StandardCharsets.UTF_8));
+
+                Invocable invocable = (Invocable)scriptEngine;
+                invocable.invokeFunction("setSetList", setList);
+                invocable.invokeFunction("setAllSets", allSets);
+            } catch (URISyntaxException | IOException | ScriptException | NoSuchMethodException ex) {
+                throw new IllegalStateException("an error has occurred when initializing the card data loader", ex);
+            }
+        }
+
+        private CardData load(final String cardId) {
+            if (cardDataMap.containsKey(cardId)) {
+                return cardDataMap.get(cardId);
+            }
+            try {
+                CardData cardData = load0(cardId);
+                cardDataMap.put(cardId, cardData);
+                return cardData;
+            } catch (ScriptException | NoSuchMethodException ex) {
+                throw new IllegalStateException("an error occurred when loading cardId = " + cardId, ex);
+            }
+        }
+
+        private CardData load0(final String cardId) throws ScriptException, NoSuchMethodException {
+            Invocable invocable = (Invocable)scriptEngine;
+            CardData cardData = (CardData)invocable.invokeFunction("getCardData", cardId);
+            if (cardData == null) {
+                throw new IllegalStateException("could not find card for cardId = " + cardId);
+            }
+            return cardData;
+        }
+    }
+}

src/main/resources/com/github/skiwi2/hearthmonitor/CardData.js

@@ -0,0 +1,28 @@
+/**
+ * Created by Frank van Heeswijk on 23-2-2015.
+ */
+
+var CardData = Java.type("com.github.skiwi2.hearthmonitor.CardData");
+var setList;
+var allSets;
+
+function setSetList(setListRaw) {
+    setList = JSON.parse(setListRaw);
+}
+
+function setAllSets(allSetsRaw) {
+    allSets = JSON.parse(allSetsRaw);
+}
+
+function getCardData(cardId) {
+    for (var i = 0; i < setList.length; i++) {
+        var set = setList[i];
+        for (var j = 0; j < allSets[set].length; j++) {
+            var card = allSets[set][j];
+            if (card.id == cardId) {
+                return new CardData(card.id, card.name);
+            }
+        }
+    }
+    return null;
+}

src/main/resources/com/github/skiwi2/hearthmonitor/SetList.json

@@ -0,0 +1 @@
+["Basic","Classic","Credits","Curse of Naxxramas","Debug","Goblins vs Gnomes","Missions","Promotion","Reward","System"]