/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, version 2 of the License.

  *

  * This program is distributed in the hope that it will be useful,

  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  * GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.kofx;

 import java.io.BufferedReader;

 import java.io.IOException;

 import java.io.InputStreamReader;

 import java.net.URI;

 import java.net.URISyntaxException;

 import java.net.URL;

 import java.net.URLConnection;

 import java.util.Map;

 import java.util.concurrent.Executor;

 import net.java.html.BrwsrCtx;

 import net.java.html.js.JavaScriptBody;

 import org.apidesign.bck2brwsr.vmtest.VMTest;

 import org.netbeans.html.boot.spi.Fn;

 import org.netbeans.html.context.spi.Contexts;

 import org.netbeans.html.json.spi.Technology;

 import org.netbeans.html.json.spi.Transfer;

 import org.netbeans.html.json.spi.WSTransfer;

 import org.netbeans.html.json.tck.KOTest;

 import org.netbeans.html.json.tck.KnockoutTCK;

 import org.netbeans.html.ko4j.KO4J;

 import org.netbeans.html.wstyrus.TyrusContext;

 import org.openide.util.lookup.ServiceProvider;

 import org.testng.annotations.Factory;

 /**

  *

  * @author Jaroslav Tulach <jtulach@netbeans.org>

  */

 @ServiceProvider(service = KnockoutTCK.class)

 public final class KnockoutFXTest extends KnockoutTCK {

     public KnockoutFXTest() {

     }

     @Factory public static Object[] compatibilityTests() {

         return VMTest.newTests().

             withClasses(testClasses()).

             withTestAnnotation(KOTest.class).

             withLaunchers("fxbrwsr").build();

     }

     @Override

     public BrwsrCtx createContext() {

         final Fn.Presenter p = Fn.activePresenter();

         KO4J ko = new KO4J(p);

         TyrusContext tc = new TyrusContext();

         Contexts.Builder b = Contexts.newBuilder().

             register(Technology.class, ko.knockout(), 10).

             register(Transfer.class, ko.transfer(), 10);

         if (p instanceof Executor) {

             b.register(Executor.class, (Executor)p, 10);

         }

         try {

             Class.forName("java.util.function.Function");

             // prefer WebView's WebSockets on JDK8

             b.register(WSTransfer.class, ko.websockets(), 10);

         } catch (ClassNotFoundException ex) {

             // ok, JDK7 needs tyrus

             b.register(WSTransfer.class, tc, 20);

             b.register(Transfer.class, tc, 5);

         }

         return b.build();

     }

     @Override

     public Object createJSON(Map<String, Object> values) {

         Object json = createJSON();

         for (Map.Entry<String, Object> entry : values.entrySet()) {

             setProperty(json, entry.getKey(), entry.getValue());

         }

         return json;

     }

     @JavaScriptBody(args = {}, body = "return new Object();")

     private static native Object createJSON();

     @JavaScriptBody(args = { "json", "key", "value" }, body = "json[key] = value;")

     private static native void setProperty(Object json, String key, Object value);

     @Override

     @JavaScriptBody(args = { "s", "args" }, body = ""

         + "var f = new Function(s); "

         + "return f.apply(null, args);"

     )

     public native Object executeScript(String script, Object[] arguments);

     @JavaScriptBody(args = {  }, body = 

           "var h;"

         + "if (!!window && !!window.location && !!window.location.href)\n"

         + "  h = window.location.href;\n"

         + "else "

         + "  h = null;"

         + "return h;\n"

     )

     private static native String findBaseURL();

     @Override

     public URI prepareURL(String content, String mimeType, String[] parameters) {

         try {

             final URL baseURL = new URL(findBaseURL());

             StringBuilder sb = new StringBuilder();

             sb.append("/dynamic?mimeType=").append(mimeType);

             for (int i = 0; i < parameters.length; i++) {

                 sb.append("&param" + i).append("=").append(parameters[i]);

             }

             String mangle = content.replace("\n", "%0a")

                 .replace("\"", "\\\"").replace(" ", "%20");

             sb.append("&content=").append(mangle);

             URL query = new URL(baseURL, sb.toString());

             URLConnection c = query.openConnection();

             BufferedReader br = new BufferedReader(new InputStreamReader(c.getInputStream()));

             URI connectTo = new URI(br.readLine());

             return connectTo;

         } catch (IOException ex) {

             throw new IllegalStateException(ex);

         } catch (URISyntaxException ex) {

             throw new IllegalStateException(ex);

         }

     }

 }