wordle/src/Game.java

416 lines
9.6 KiB
Java

import java.time.LocalDate;
import java.time.temporal.ChronoUnit;
public class Game {
private static final int LOGIN_PHASE = 0;
private static final int GAME_PHASE = 1;
private static final int END_PHASE = 2;
WordleServer wordleServer;
User user;
static DatabaseConnector databaseConnector;// Datenbankverbindung aufstellen
private String ip;
private int port;
private String wordle;
private String[] words;
private int count;
private int phase;
private String tempLoginName;
static {
databaseConnector = new DatabaseConnector(null, 0, "wordle.db", null, null);
if (databaseConnector.getErrorMessage() != null) {
System.err.println(databaseConnector.getErrorMessage());
}
}
public Game(WordleServer wordleServer, String pClientIP, int pClientPort) {
this.wordleServer = wordleServer;
this.ip = pClientIP;
this.port = pClientPort;
words = new String[5];
send("+OK Hello there");
}
public void processMessage(String msg) {
msg = msg.toLowerCase().trim();
if (msg.equals("quit")) {
if (user != null) {
saveGame();
}
send("+OK bye");
wordleServer.closeConnection(ip, port);
}
switch (phase) {
case LOGIN_PHASE:
loginPhase(msg);
break;
case GAME_PHASE:
gamePhase(msg);
break;
case END_PHASE:
endPhase(msg);
break;
}
}
private void loginPhase(String msg) {
if (msg.startsWith("user ")) {
if (msg.length() <= 5) {
sendUniversalError();
return;
}
String args = msg.substring(5);
databaseConnector.executeStatement("SELECT * FROM User WHERE name = '" + args + "'");
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result != null && result.getData().length > 0) {
tempLoginName = result.getData()[0][0];
send("+OK");
} else {
send("-ERR User not found.");
}
} else if (msg.startsWith("pass ")) {
if (msg.length() <= 5) {
sendUniversalError();
return;
}
String args = msg.substring(5);
int pw = args.hashCode();
databaseConnector.executeStatement(
"SELECT * FROM User WHERE password = '" + pw + "' AND name = '" + tempLoginName + "'");
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result != null && result.getData().length > 0) {
user = new User(tempLoginName);
send("+OK welcome");
} else {
send("-ERR login not valid");
}
} else if (msg.startsWith("wotd")) {
databaseConnector.executeStatement("SELECT word FROM words WHERE id = " + getWOTDIndex());
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result != null && result.getData().length > 0) {
wordle = result.getData()[0][0].toLowerCase();
phase = GAME_PHASE;
if (user != null) {
loadGame();
} else {
send("+OK game ready");
}
} else {
send("-ERR fatal error: WOTD could not be generated.");
}
} else if (msg.startsWith("play")) {
if (user == null) {
send("-ERR not logged in.");
} else {
databaseConnector
.executeStatement("SELECT lastFinishedWotdDay FROM User WHERE name = '" + user.getName() + "'");
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result != null && result.getData().length > 0) {
if (result.getData()[0][0] != null && Integer.parseInt(result.getData()[0][0]) == currentDay()) {
playRandomWordle();
} else {
send("-ERR WOTD not finished.");
}
}
}
} else {
sendUniversalError();
}
}
private void gamePhase(String msg) {
if (msg.startsWith("send ")) {
String args = msg.substring(5);
if (args.length() == 5) {
databaseConnector.executeStatement("SELECT word FROM words WHERE word LIKE '" + args + "'");
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result.getData().length > 0) {
String input = result.getData()[0][0].toLowerCase();
String code = generateCode(input);
send("+OK " + code);
if (code.equals("22222")) { // und ein wordle ist 5 Buchstaben lang :D
send("game won");
wordle = null;
if (user != null) {
setLastPlayedTimestamp();
user.increaseCurrentStreak();
if (user.getMaxStreak() < user.getCurrentStreak()) {
user.setMaxStreak(user.getCurrentStreak());
}
user.increaseWonInTurn(count + 1);
updateStats();
phase = END_PHASE;
} else {
phase = LOGIN_PHASE;
}
count = 0;
clearWords();
} else if (count == 5) {
send("game lost");
wordle = null;
if (user != null) {
setLastPlayedTimestamp();
user.setCurrentStreak(0);
updateStats();
phase = END_PHASE;
} else {
phase = LOGIN_PHASE;
}
count = 0;
clearWords();
} else {
words[count] = input;
send("game continues");
count++;
}
} else {
send("-ERR word not in dictionary.");
}
} else {
send("-ERR wrong format.");
}
} else if (msg.startsWith("info")) {
if (msg.length() == 4) {
send("+OK");
for (int i = 0; i < words.length; i++) {
if (words[i] == null) {
break;
}
send(words[i] + " " + generateCode(words[i]));
}
send(".");
} else if (msg.length() == 6) {
String rawLine = msg.substring(5);
int line = -1;
try {
line = Integer.parseInt(rawLine) - 1;
} catch (NumberFormatException e) {
send("-ERR wrong argument.");
}
if (line >= 0 && line < 5) {
if (words[line] != null) {
send("+OK " + words[line] + " " + generateCode(words[line]));
} else {
send("-ERR game hasn't progressed to this line yet.");
}
} else {
send("-ERR couldn't parse line.");
}
} else {
sendUniversalError();
}
} else if (msg.startsWith("exit")) {
if (user != null) {
saveGame();
phase = END_PHASE;
send("+OK");
} else {
send("-ERR not logged in.");
}
} else {
sendUniversalError();
}
}
private void endPhase(String msg) {
if (msg.startsWith("stat")) {
send("+OK");
send("times Played: " + user.getTimesPlayed());
send("win Percentage: " + (int) user.getWinPercentage() + "%");
send("current Streak: " + user.getCurrentStreak());
send("max Streak: " + user.getMaxStreak());
for (int i = 1; i <= 6; i++) {
send("won in Turn" + i + ": " + user.getWonInTurn(i));
}
send(".");
} else if (msg.startsWith("play")) {
if (wordle == null) {
playRandomWordle();
} else {
loadGame();
phase = GAME_PHASE;
}
} else {
sendUniversalError();
}
}
private void saveGame() {
databaseConnector.executeStatement("SELECT * FROM Spielstand WHERE Username LIKE '" + user.getName() + "'");
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result == null || result.getData().length == 0) {
databaseConnector.executeStatement("INSERT INTO Spielstand (Username) VALUES('" + user.getName() + "')");
}
for (int i = 0; i < words.length; i++) {
databaseConnector.executeStatement("UPDATE Spielstand SET word" + (i + 1) + " = '" + words[i]
+ "' WHERE Username LIKE '" + user.getName() + "'");
}
}
private void loadGame() {
databaseConnector.executeStatement("SELECT * FROM Spielstand WHERE Username = '" + user.getName() + "'");
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result != null && result.getData().length > 0 && !result.getData()[0][0].equals("null")) {
boolean foundEnd = false;
for (int i = 0; i < 5; i++) {
if (!result.getData()[0][i].equals("null")) {
words[i] = result.getData()[0][i];
} else if (!foundEnd) {
count = i;
foundEnd = true;
}
}
send("+OK game running");
} else {
send("+OK game ready");
}
}
private void setLastPlayedTimestamp() {
databaseConnector.executeStatement(
"UPDATE User SET lastFinishedWotdDay = " + currentDay() + " WHERE name LIKE '" + user.getName() + "'");
}
private void clearWords() {
for (int i = 0; i < words.length; i++) {
words[i] = null;
}
}
private String generateCode(String input) {
String code = "";
outer: for (int i = 0; i < input.length(); i++) {
char c = input.charAt(i);
if (c == wordle.charAt(i)) {
code += "2";
} else {
for (int j = 0; j < wordle.length(); j++) {
if (c == wordle.charAt(j)) {
code += "1";
continue outer;
}
}
code += "0";
}
}
return code;
}
private void updateStats() {
user.increaseTimesPlayed();
int totalWins = 0;
for (int i = 1; i <= 6; i++) {
totalWins += user.getWonInTurn(i);
}
float winP = (float) totalWins / user.getTimesPlayed();
user.setWinPercentage(Math.round(winP * 100));
}
private void playRandomWordle() {
databaseConnector.executeStatement("SELECT word FROM words WHERE id = " + (int) (Math.random() * 950));
QueryResult result = databaseConnector.getCurrentQueryResult();
if (result != null && result.getData().length > 0) {
wordle = result.getData()[0][0].toLowerCase();
phase = GAME_PHASE;
send("+OK game ready");
} else {
send("-ERR fatal error: Wordle could not be generated.");
}
}
private void send(String msg) {
wordleServer.send(ip, port, msg);
}
private void sendUniversalError() {
send("-ERR command not valid in this state");
}
private int getWOTDIndex() {
int days = currentDay();
int hash = ("" + days).hashCode();
return hash % 949 + 1;
}
private int currentDay() {
return (int) ChronoUnit.DAYS.between(LocalDate.ofEpochDay(0), LocalDate.now());
}
public String getIp() {
return ip;
}
public void setIp(String ip) {
this.ip = ip;
}
public int getPort() {
return port;
}
public void setPort(int port) {
this.port = port;
}
}