From 7c7d4de2f68a22b63920dd4662ab530cc1b6ecfe Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 19 May 2016 21:06:28 +0300
Subject: improve login flow

---
 src/main/java/com/juick/api/TelegramBotHook.java | 54 +++++++++++++++---------
 1 file changed, 34 insertions(+), 20 deletions(-)

diff --git a/src/main/java/com/juick/api/TelegramBotHook.java b/src/main/java/com/juick/api/TelegramBotHook.java
index a9a35683..80ae0649 100644
--- a/src/main/java/com/juick/api/TelegramBotHook.java
+++ b/src/main/java/com/juick/api/TelegramBotHook.java
@@ -146,34 +146,48 @@ public class TelegramBotHook {
     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());
+            User user_from = getUser(message.chat().id()).orElse(new User());
+            logger.info(String.format("got telegram msg %s from juick user %d", message.toString(), user_from.getUID()));
             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);
-                    }
-                });
+                telegramSignupNotify(message.from().id().longValue(), UserQueries.getSignUpHashByTelegramID(jdbc, message.from().id().longValue()));
+            } else {
+                if (user_from.getUID() == 0) {
+                    telegramSignupNotify(message.from().id().longValue(), UserQueries.getSignUpHashByTelegramID(jdbc, message.from().id().longValue()));
+                } else if (message.text().equalsIgnoreCase("/login")) {
+                    String msg = String.format("Hi, %s!\nTap to log in", user_from.getUName());
+                    String msgUrl = "http://juick.com/login?" + UserQueries.getHashByUID(jdbc, user_from.getUID());
+                    telegramNotify(message.from().id().longValue(), msg, msgUrl);
+                }
             }
         }
     }
+
+    private void telegramSignupNotify(Long telegramId, String hash) {
+        bot.execute(new SendMessage(telegramId,
+                "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("SIGNUP").url("http://juick.com/signup?type=durov&hash=" +
+                                        hash)
+                        })), 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;
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