Java tutorial
/* * Copyright 2015 Hyun Woo Park * * 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, either version 3 of the License, or (at * your option) any later version. * * 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. If not, see <http://www.gnu.org/licenses/>. * * As a special exception, the copyright holders of this library give you * permission to link this library with independent modules to produce an * executable, regardless of the license terms of these independent * modules, and to copy and distribute the resulting executable under * terms of your choice, provided that you also meet, for each linked * independent module, the terms and conditions of the license of that * module. An independent module is a module which is not derived from or * based on this library. If you modify this library, you may extend this * exception to your version of the library, but you are not obliged to * do so. If you do not wish to do so, delete this exception statement * from your version. */ package com.trgk.touchwave.menuscene; import com.badlogic.gdx.Gdx; import com.badlogic.gdx.Net; import com.badlogic.gdx.graphics.Color; import com.badlogic.gdx.net.HttpRequestBuilder; import com.badlogic.gdx.net.HttpRequestHeader; import com.badlogic.gdx.scenes.scene2d.Stage; import com.badlogic.gdx.utils.Align; import com.badlogic.gdx.utils.JsonReader; import com.badlogic.gdx.utils.JsonValue; import com.badlogic.gdx.utils.JsonWriter; import com.badlogic.gdx.utils.viewport.ScreenViewport; import com.trgk.touchwave.GameLogger; import com.trgk.touchwave.facebook.FBService; import com.trgk.touchwave.tgengine.TGPopupScene; import com.trgk.touchwave.tgengine.ui.TGText; import com.trgk.touchwave.tgengine.ui.TGWindow; import java.util.Locale; public class RankingLoadScene extends TGPopupScene { final static String serverDomain = "https://phu54321.pythonanywhere.com/"; final RankingScene parent; int currentState = -1; public RankingLoadScene(RankingScene parent) { super(parent, new Stage(new ScreenViewport()), new Color(0, 0, 0, 0.8f)); this.parent = parent; } public void postErrorMsg(String string, int line) { TGText fbErrorMsg = new TGText(string, 2.8f, 0, 0, Color.RED); fbErrorMsg.setOrigin(Align.topLeft); fbErrorMsg.setPosition(1, 61 - 3 * line, Align.topLeft); parent.rankingWindow.addActor(fbErrorMsg); } @Override public void act(float dt) { super.act(dt); final TGWindow rankingWindow = parent.rankingWindow; final FBService fb = FBService.getInstance(); final GameLogger logger = GameLogger.getInstance(); // Get user permission if (currentState == -1) { currentState = 0; if (!logger.notifiedRankingRealName) { getSceneManager().setCurrentScene(new FBAlertScene(this)); logger.notifiedRankingRealName = true; logger.saveGameLog(); return; } } // Get user ID if (currentState == 0) { if (logger.maxScore == -1) currentState = 6; else { if (fb.isLogonRead()) currentState = 2; else { fb.loginRead(); currentState = 1; } } } // Wait for fb read login if (currentState == 1) { if (!fb.isBusy()) { if (fb.getLastActionResult() != FBService.Result.SUCCESS) { postErrorMsg("?? ?? .", 0); currentState = 6; // Skip user status } else currentState = 2; } } // Post user data if (currentState == 2) { String reqURL = serverDomain + "ranking/"; HttpRequestBuilder requestBuilder = new HttpRequestBuilder(); JsonValue requestBodyJson = new JsonValue(JsonValue.ValueType.object); JsonValue fbIDValue = new JsonValue(fb.userID); JsonValue fbNicknameValue = new JsonValue(fb.username); JsonValue maxScoreValue = new JsonValue(GameLogger.getInstance().maxScore); JsonValue accessToken = new JsonValue(fb.getAccessToken()); fbIDValue.setName("fbID"); fbNicknameValue.setName("fbNickname"); maxScoreValue.setName("maxScore"); accessToken.setName("accessToken"); requestBodyJson.child = fbIDValue; fbIDValue.setNext(fbNicknameValue); fbNicknameValue.setNext(maxScoreValue); maxScoreValue.setNext(accessToken); String requestBody = requestBodyJson.toJson(JsonWriter.OutputType.json); final Net.HttpRequest httpRequest = requestBuilder.newRequest().method(Net.HttpMethods.PUT).url(reqURL) .header(HttpRequestHeader.ContentType, "application/json").content(requestBody).build(); currentState = 3; // Wait for http request to complete Gdx.net.sendHttpRequest(httpRequest, new Net.HttpResponseListener() { @Override public void handleHttpResponse(Net.HttpResponse httpResponse) { currentState = 4; } @Override public void failed(Throwable t) { postErrorMsg(" ?? .", 0); currentState = 6; } @Override public void cancelled() { postErrorMsg(" ?? .", 0); currentState = 6; } }); } // Get user ranking if (currentState == 4) { String reqURL = String.format(Locale.ENGLISH, serverDomain + "ranking/%d", fb.userID); HttpRequestBuilder requestBuilder = new HttpRequestBuilder(); final Net.HttpRequest httpRequest = requestBuilder.newRequest().method(Net.HttpMethods.GET).url(reqURL) .build(); currentState = 5; Gdx.net.sendHttpRequest(httpRequest, new Net.HttpResponseListener() { @Override public void handleHttpResponse(Net.HttpResponse httpResponse) { JsonReader reader = new JsonReader(); JsonValue result = reader.parse(httpResponse.getResultAsString()); if (result.isObject() && result.get("userRank") != null) { int userRank = result.getInt("userRank"); int maxScore = result.getInt("maxScore"); rankingWindow.addActor( new RankingScene.RankingEntry(userRank, fb.username, maxScore, Color.BLUE, 0)); currentState = 6; } else { postErrorMsg(" ?? .", 0); currentState = 6; } } @Override public void failed(Throwable t) { postErrorMsg(" ?? .", 0); currentState = 6; } @Override public void cancelled() { postErrorMsg(" ?? .", 0); currentState = 6; } }); } // Get total ranking if (currentState == 6) { String reqURL = serverDomain + "ranking/"; HttpRequestBuilder requestBuilder = new HttpRequestBuilder(); final Net.HttpRequest httpRequest = requestBuilder.newRequest().method(Net.HttpMethods.GET).url(reqURL) .build(); currentState = 7; Gdx.net.sendHttpRequest(httpRequest, new Net.HttpResponseListener() { @Override public void handleHttpResponse(Net.HttpResponse httpResponse) { JsonReader reader = new JsonReader(); JsonValue result = reader.parse(httpResponse.getResultAsString()); if (result.isObject() && result.get("rankings") != null) { JsonValue rankingArray = result.get("rankings"); JsonValue rankingEntry = rankingArray.child; int entryID = 1; while (rankingEntry != null) { rankingWindow.addActor( new RankingScene.RankingEntry(entryID, rankingEntry.getString("fbNickname"), rankingEntry.getInt("maxScore"), Color.BLACK, entryID)); rankingEntry = rankingEntry.next; entryID++; if (entryID == 20) break; } currentState = 8; } else { postErrorMsg("? ? .", 1); currentState = 8; } } @Override public void failed(Throwable t) { postErrorMsg("? ? .", 1); currentState = 8; } @Override public void cancelled() { postErrorMsg("? ? .", 1); currentState = 8; } }); } if (currentState == 8) { fb.logout(); gotoParent(); currentState = 9; } } }