From d521327847864742286ca50207d73454006cd792 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Tue, 14 Aug 2018 21:31:09 +0300
Subject: Telegram: debug mode without webhook

---
 .../java/com/juick/server/TelegramBotManager.java  | 26 ++++++++++++++--------
 .../juick/server/api/webhooks/TelegramWebhook.java | 11 +++++++--
 2 files changed, 26 insertions(+), 11 deletions(-)

diff --git a/juick-server/src/main/java/com/juick/server/TelegramBotManager.java b/juick-server/src/main/java/com/juick/server/TelegramBotManager.java
index 3c3fbc9f..012a3e38 100644
--- a/juick-server/src/main/java/com/juick/server/TelegramBotManager.java
+++ b/juick-server/src/main/java/com/juick/server/TelegramBotManager.java
@@ -29,6 +29,7 @@ import com.juick.util.MessageUtils;
 import com.pengrad.telegrambot.BotUtils;
 import com.pengrad.telegrambot.Callback;
 import com.pengrad.telegrambot.TelegramBot;
+import com.pengrad.telegrambot.UpdatesListener;
 import com.pengrad.telegrambot.model.Message;
 import com.pengrad.telegrambot.model.MessageEntity;
 import com.pengrad.telegrambot.model.PhotoSize;
@@ -69,6 +70,8 @@ public class TelegramBotManager implements NotificationListener {
 
     @Value("${telegram_token:12345678}")
     private String telegramToken;
+    @Value("${telegram_debug:false}")
+    private boolean telegramDebug;
     @Inject
     private TelegramService telegramService;
     @Inject
@@ -91,19 +94,24 @@ public class TelegramBotManager implements NotificationListener {
             return;
         }
         bot = new TelegramBot(telegramToken);
-        try {
-            SetWebhook webhook = new SetWebhook().url("https://api.juick.com/tlgmbtwbhk");
-            if (!bot.execute(webhook).isOk()) {
-                logger.error("error setting webhook");
+        if (!telegramDebug) {
+            try {
+                SetWebhook webhook = new SetWebhook().url("https://api.juick.com/tlgmbtwbhk");
+                if (!bot.execute(webhook).isOk()) {
+                    logger.error("error setting webhook");
+                }
+            } catch (Exception e) {
+                logger.warn("couldn't initialize telegram bot", e);
             }
-        } catch (Exception e) {
-            logger.warn("couldn't initialize telegram bot", e);
+        } else {
+            bot.setUpdatesListener(updates -> {
+                updates.forEach(this::processUpdate);
+                return UpdatesListener.CONFIRMED_UPDATES_ALL;
+            });
         }
     }
 
-    public void processUpdate(String data) {
-        logger.info("Telegram update: {}", data);
-        Update update = BotUtils.parseUpdate(data);
+    public void processUpdate(Update update) {
         Message message = update.message();
         if (update.message() == null) {
             message = update.editedMessage();
diff --git a/juick-server/src/main/java/com/juick/server/api/webhooks/TelegramWebhook.java b/juick-server/src/main/java/com/juick/server/api/webhooks/TelegramWebhook.java
index 10fd1ab3..8497cff1 100644
--- a/juick-server/src/main/java/com/juick/server/api/webhooks/TelegramWebhook.java
+++ b/juick-server/src/main/java/com/juick/server/api/webhooks/TelegramWebhook.java
@@ -18,7 +18,11 @@
 package com.juick.server.api.webhooks;
 
 import com.juick.server.TelegramBotManager;
+import com.pengrad.telegrambot.BotUtils;
+import com.pengrad.telegrambot.model.Update;
 import org.apache.commons.io.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -36,8 +40,9 @@ import java.nio.charset.StandardCharsets;
  */
 @ApiIgnore
 @RestController
-@ConditionalOnProperty(name = "telegram_token")
+@ConditionalOnProperty({"telegram_token", "telegram_debug"})
 public class TelegramWebhook {
+    private static final Logger logger = LoggerFactory.getLogger(TelegramWebhook.class);
     @Inject
     private TelegramBotManager telegramBotManager;
 
@@ -45,6 +50,8 @@ public class TelegramWebhook {
     @ResponseStatus(value = HttpStatus.OK)
     public void processUpdate(InputStream body) throws Exception {
         String data = IOUtils.toString(body, StandardCharsets.UTF_8);
-        telegramBotManager.processUpdate(data);
+        logger.info("Telegram update: {}", data);
+        Update update = BotUtils.parseUpdate(data);
+        telegramBotManager.processUpdate(update);
     }
 }
-- 
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