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package com.juick.api;
import com.juick.User;
import com.juick.json.MessageSerializer;
import com.juick.server.UserQueries;
import com.neovisionaries.ws.client.*;
import com.pengrad.telegrambot.BotUtils;
import com.pengrad.telegrambot.Callback;
import com.pengrad.telegrambot.TelegramBot;
import com.pengrad.telegrambot.TelegramBotAdapter;
import com.pengrad.telegrambot.model.Message;
import com.pengrad.telegrambot.model.request.InlineKeyboardButton;
import com.pengrad.telegrambot.model.request.InlineKeyboardMarkup;
import com.pengrad.telegrambot.request.SendMessage;
import com.pengrad.telegrambot.response.SendResponse;
import org.json.JSONObject;
import org.springframework.dao.EmptyResultDataAccessException;
import org.springframework.jdbc.core.JdbcTemplate;
import javax.servlet.http.HttpServletRequest;
import java.io.BufferedReader;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.UUID;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Created by vt on 12/05/16.
*/
public class TelegramBotHook {
private static final Logger logger = Logger.getLogger(TelegramBotHook.class.getName());
TelegramBot bot;
WebSocket ws;
MessageSerializer ms = new MessageSerializer();
JdbcTemplate jdbc;
public TelegramBotHook(JdbcTemplate jdbc, String token) {
this.jdbc = jdbc;
bot = TelegramBotAdapter.build(token);
bot.setWebhook("https://api.juick.com/tlgmbtwbhk");
try {
ws = new WebSocketFactory().createSocket("wss://ws.juick.com/_all");
ws.addHeader("Origin", "ws.juick.com");
ws.addHeader("Host", "ws.juick.com"); //TODO: remove from server
ws.setPingInterval(60 * 1000);
ws.addListener(new WebSocketAdapter() {
@Override
public void onDisconnected(WebSocket websocket, WebSocketFrame serverCloseFrame, WebSocketFrame clientCloseFrame, boolean closedByServer) throws Exception {
logger.info("ws disconnected");
}
@Override
public void onConnected(WebSocket websocket, Map<String, List<String>> headers) {
logger.info("ws connected");
}
@Override
public void onTextMessage(WebSocket websocket, String text) throws Exception {
super.onTextMessage(websocket, text);
com.juick.Message jmsg = ms.deserialize(new JSONObject(text));
logger.info("got jmsg: " + ms.serialize(jmsg).toString());
StringBuilder sb = new StringBuilder();
sb.append("@").append(jmsg.getUser().getUName()).append(":\n").append(jmsg.getText()).append("\n");
if (jmsg.getAttachmentURL() != null) {
sb.append(jmsg.getAttachmentURL());
}
String msg = sb.toString();
List<Long> users = getSubscribers(jmsg.getUser().getUID());
List<Long> chats = getChats();
// registered subscribed users
users.stream().forEach(c -> telegramNotify(c, msg, jmsg.getMID()));
// anonymous
chats.stream().filter(u -> !getUser(u).isPresent()).forEach(c -> telegramNotify(c, msg, jmsg.getMID()));
}
});
ws.connect();
} catch (IOException | WebSocketException e) {
logger.log(Level.SEVERE, "couldn't create ws connection", e);
}
}
private void telegramNotify(Long c, String msg, int mid) {
bot.execute(new SendMessage(c, msg).replyMarkup(
new InlineKeyboardMarkup(
new InlineKeyboardButton[] {
new InlineKeyboardButton("See on Juick").url("https://juick.com/" + mid)
}
)), new Callback<SendMessage, SendResponse>() {
@Override
public void onResponse(SendMessage request, SendResponse response) {
logger.info("got response: " + response.message().toString());
}
@Override
public void onFailure(SendMessage request, IOException e) {
logger.log(Level.WARNING, "telegram failure", e);
}
});
}
List<Long> getChats() {
return jdbc.queryForList("SELECT chat_id FROM telegram_chats", Long.class);
}
void addChat(Long id) {
jdbc.update("INSERT IGNORE INTO telegram_chats(chat_id) VALUES(?)", id);
}
public void doPost(HttpServletRequest request) throws IOException {
try (BufferedReader reader = request.getReader()) {
Message message = BotUtils.parseUpdate(reader).message();
logger.info("got telegram msg: " + message.toString());
List<Long> chats = getChats();
if (!chats.contains(message.chat().id())) {
addChat(message.chat().id());
logger.info("added chat with " + message.from().firstName());
createTelegramUser(message.from().id(), message.from().username());
bot.execute(new SendMessage(message.chat().id(),
"You are subscribed to all Juick messages. " +
"Create or link an existing Juick account to control " +
"what do you want to receive").replyMarkup(
new InlineKeyboardMarkup(
new InlineKeyboardButton[]{
new InlineKeyboardButton("LOGIN").url("http://juick.com/signup?type=durov&hash=" +
UserQueries.getSignUpHashByTelegramID(jdbc, message.from().id().longValue()))
})), new Callback<SendMessage, SendResponse>() {
@Override
public void onResponse(SendMessage request, SendResponse response) {
logger.info("got response: " + response.message().toString());
}
@Override
public void onFailure(SendMessage request, IOException e) {
logger.log(Level.WARNING, "telegram failure", e);
}
});
}
}
}
private boolean createTelegramUser(long tgID, String tgName) {
return jdbc.update("INSERT INTO telegram(tg_id, tg_name, loginhash) VALUES(?,?,?)",
tgID, tgName, UUID.randomUUID().toString()) > 0;
}
private Optional<User> getUser(long tgId) {
try {
return Optional.of(jdbc.queryForObject("SELECT id, name, banned FROM users INNER JOIN telegram" +
"ON telegram.user_id = users.id WHERE telegram.tg_id=?", new UserQueries.UserMapper(), tgId));
} catch (EmptyResultDataAccessException e) {
return Optional.empty();
}
}
private List<Long> getSubscribers(int uid) {
return jdbc.queryForList("SELECT tg_id FROM telegram INNER JOIN subscr_users " +
"ON (subscr_users.user_id=? AND telegram.tg_id=subscr_users.suser_id)", Long.class, uid, uid);
}
}
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