added functionality for sending 4k pics and topic pics

src/bot.py

@@ -5,6 +5,13 @@ import telebot
 
 bot = telebot.TeleBot(environ["TELEGRAM_TOKEN"])
 
+# configure the webhook for the bot
+bot.set_webhook(
+    "https://{}.herokuapp.com/{}".format(
+        environ["PROJECT_NAME"], environ["TELEGRAM_TOKEN"]
+    )
+)
+
 
 @bot.message_handler(commands=["start"])
 def send_welcome(message):
@@ -14,9 +21,36 @@ def send_welcome(message):
     bot.reply_to(message, "hi there")
 
 
-# configure the webhook for the bot
-bot.set_webhook(
-    "https://{}.herokuapp.com/{}".format(
-        environ["PROJECT_NAME"], environ["TELEGRAM_TOKEN"]
+@bot.message_handler(commands=["random"])
+def send_random_pic(message):
+    """
+    send a random picture
+    """
+    response = requests.get("https://source.unsplash.com/random")
+    bot.send_photo(message.chat.id, response.content)
+
+
+@bot.message_handler(commands=["4k"])
+def send_random_4k_pic(message):
+    """
+    send random 4k unsplash picture
+    """
+    response = requests.get("https://source.unsplash.com/random/4096x2160")
+    bot.send_photo(message.chat.id, response.content)
+    bot.send_document(message.chat.id, response.content, caption="rename_to_jpeg")
+
+
+@bot.message_handler(commands=["topic"])
+def handle_text(message):
+    chat_id = message.chat.id
+    message_topics = bot.send_message(
+        chat_id, "Type the topic(s) separated with commas"
     )
-)
+    bot.register_next_step_handler(message_topics, step_set_topics)
+
+
+def step_set_topics(message):
+    chat_id = message.chat.id
+    topics = message.text
+    response = requests.get("https://source.unsplash.com/random?{0}".format(topics))
+    bot.send_photo(message.chat.id, response.content)