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diff --git a/bot/bot.py b/bot/bot.py
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+#!/usr/bin/env python
+# pylint: disable=unused-argument, wrong-import-position
+# This program is dedicated to the public domain under the CC0 license.
+
+import logging
+import io
+import telegram.constants
+from telegram import InlineKeyboardButton, InlineKeyboardMarkup, Update, ReplyKeyboardMarkup, KeyboardButton
+from telegram.ext import Application, CallbackQueryHandler, CommandHandler, ContextTypes, MessageHandler, filters, ConversationHandler, CallbackContext
+from ..config import BOT_TOKEN
+from foursquare.poi import query_poi
+from dbstore.dbm_store import get_loc
+from toot import mastodon_client
+from typing import TypedDict, List, cast
+
+scheduler = None
+PRIVACY, TOOT = map(chr, range(8, 10))
+
+WAIT_LOC, LOCATION, PHOTO, PROCESS_PHOTO, FINAL, SETTING = range(6)
+
+# Enable logging
+logging.basicConfig(
+    format="%(asctime)s - %(name)s - %(levelname)s - %(message)s", level=logging.INFO
+)
+logger = logging.getLogger(__name__)
+
+MAIN_MENU = ReplyKeyboardMarkup([
+                                           [telegram.KeyboardButton(text="/check in", request_location=True)],
+                                           [telegram.KeyboardButton(text="/cancel")],
+                                           [telegram.KeyboardButton(text="/setting")]
+])
+
+SKIP_MENU = ReplyKeyboardMarkup([[telegram.KeyboardButton(text="/skip")]])
+SETTING_MENU = ReplyKeyboardMarkup(
+    [
+        [KeyboardButton(text="/tos")],
+        [telegram.KeyboardButton(text="/back")],
+    ]
+)
+
+
+async def start(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    hello = "Hello, this is `checkin.bot`. \n\n" \
+            "This is a Telegram bot with functionality similar to Foursquare Swarm, " \
+            "but check in and post your location to the Fediverse (Mastodon/Pleroma) instead of Twitter.\n\n" \
+            "Aware of privacy concerns, this bot will not store your location data." \
+            "*Be safe and cautious when sharing your real time location on the web.* \n\n" \
+            "Start using this bot by sharing your location using Telegram context menu to it."
+
+    await update.message.reply_text(hello, parse_mode=telegram.constants.ParseMode.MARKDOWN)
+    await update.message.reply_text("Use bot keyboard to choose an action", reply_markup=MAIN_MENU)
+
+    return LOCATION
+
+
+async def checkin(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    keyboard = []
+
+    for poi in query_poi(update.message.location.latitude, update.message.location.longitude):
+        keyboard.append([
+            InlineKeyboardButton(poi["name"], callback_data=poi["fsq_id"]),
+        ])
+
+    reply_markup = InlineKeyboardMarkup(keyboard)
+    await update.message.reply_text("Where are you?", reply_markup=reply_markup)
+
+    return WAIT_LOC
+
+
+async def process_callback(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    query = update.callback_query
+    await query.answer()
+    print(query.data)
+    context.user_data["fsq_id"] = query.data
+    await query.delete_message()
+
+    poi = get_loc(context.user_data["fsq_id"])
+    media_id = []
+    content = f"I'm at {poi['name']} in {poi['locality']}, {poi['region']}, {poi['osm_url']}"
+    status = mastodon_client.status_post(
+        content,
+        visibility="private",
+        media_ids=media_id)
+
+    context.user_data["status_id"] = status["id"]
+    context.user_data["status_content"] = content
+
+    print("status_id", context.user_data["status_id"])
+
+    await query.message.reply_text(
+        text=f"Selected place: {poi['name']}, `{query.data}`\nPosted to Mastodon: {status['url']}",
+        parse_mode=telegram.constants.ParseMode.MARKDOWN,
+        reply_markup=MAIN_MENU
+    )
+
+    await query.message.reply_text("You can continue attaching photos, or press skip to finish", reply_markup=SKIP_MENU)
+    return PHOTO
+
+
+async def tos(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    await update.message.reply_text("TOS", reply_markup=MAIN_MENU)
+
+
+async def setting(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    await update.message.reply_text("Setting", reply_markup=SETTING_MENU)
+    return SETTING
+
+
+async def setting_process_callback(update: Update, context: ContextTypes.DEFAULT_TYPE):
+    await update.message.reply_text("Setting Process Callback", reply_markup=SETTING_MENU)
+    return ConversationHandler.END
+
+
+async def process_location(update: Update, context: ContextTypes.DEFAULT_TYPE):
+    await update.message.reply_chat_action(telegram.constants.ChatAction.TYPING)
+
+    fsq_id = context.user_data["fsq_id"]
+    poi = get_loc(context.user_data["fsq_id"])
+    media_id = []
+
+    if context.user_data.get("photo") is not None:
+        media = mastodon_client.media_post(context.user_data.get("photo"), mime_type="image/jpeg")
+        media_id = [media["id"]]
+    # else:
+    #     photo_url = get_poi_top_photo(context.user_data["fsq_id"])
+    #     if photo_url is not None:
+    #         with urllib.request.urlopen(photo_url) as response:
+    #             data = response.read()
+    #             media = mastodon_client.media_post(data, mime_type="image/jpeg")
+    #             media_id = [media["id"]]
+
+    mastodon_client.status_post(
+        f"I'm at {poi['name']} in {poi['locality']}, {poi['region']}, {poi['osm_url']}",
+        visibility="private",
+        media_ids=media_id)
+
+    await update.message.delete_message()
+    return ConversationHandler.END
+
+
+async def help_command(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
+    """Displays info on how to use the bot."""
+    await update.message.reply_text("Use /start to test this bot.")
+
+
+async def setting_cancel(update: Update, context: ContextTypes.DEFAULT_TYPE) -> int:
+    """Cancels and ends the conversation."""
+    user = update.message.from_user
+    logger.info("User %s canceled the conversation.", user.first_name)
+    await update.message.reply_text(
+        text="Setting canceled.",
+        # "Bye! I hope we can talk again some day.",
+        reply_markup=MAIN_MENU
+    )
+
+    return ConversationHandler.END
+
+
+async def cancel(update: Update, context: ContextTypes.DEFAULT_TYPE) -> int:
+    """Cancels and ends the conversation."""
+    user = update.message.from_user
+    logger.info("User %s canceled the conversation.", user.first_name)
+    await update.message.reply_text(
+        text="Canceled.",
+        # "Bye! I hope we can talk again some day.",
+        reply_markup=MAIN_MENU
+    )
+
+    return ConversationHandler.END
+
+
+class MsgDict(TypedDict):
+    media_id: str
+    caption: str
+    status_id: int
+    content: str
+    chat_id: int
+
+
+async def media_group_sender(context: CallbackContext):
+    context.job.data = cast(List[MsgDict], context.job.data)
+
+    media_id = []
+    chat_id = context.job.data[0].get("chat_id")
+    for msg_dict in context.job.data:
+        if len(media_id) >= 4:
+            print("Cannot attach more than 4 photos")
+            break
+        file = await context.bot.get_file(msg_dict.get("media_id"))
+        img = io.BytesIO()
+        await file.download_to_memory(img)
+
+        img.seek(0)
+
+        media = mastodon_client.media_post(img.read(), mime_type="image/jpeg")
+        media_id.append(media["id"])
+
+        mastodon_client.status_update(
+            status=msg_dict.get("content"),
+            id=msg_dict.get("status_id"),
+            media_ids=media_id)
+
+    await context.bot.send_message(chat_id=chat_id, text="Done",
+                                   reply_markup=MAIN_MENU
+                                   )
+
+
+async def photo(update: Update, context: CallbackContext):
+    """Stores the photo and asks for a location."""
+    global scheduler
+    await update.message.reply_chat_action(telegram.constants.ChatAction.TYPING)
+
+    status_id = context.user_data["status_id"]
+    status_content = context.user_data["status_content"]
+
+    message = update.effective_message
+    context.user_data["media"] = []
+    if message.media_group_id:
+        media_id = message.photo[-1].file_id if message.photo else message.effective_attachment.file_id
+        msg_dict = {
+            "media_id": media_id,
+            "caption": message.caption_html,
+            "status_id": status_id,
+            "content": status_content,
+            "chat_id": message.chat_id,
+        }
+        jobs = context.job_queue.get_jobs_by_name(str(message.media_group_id))
+        if jobs:
+            jobs[0].data.append(msg_dict)
+        else:
+            context.job_queue.run_once(callback=media_group_sender, when=5, data=[msg_dict],
+                                       name=str(message.media_group_id))
+    else:
+        file = await update.message.effective_attachment[-1].get_file()
+        img = io.BytesIO()
+        await file.download_to_memory(img)
+        img.seek(0)
+
+        media = mastodon_client.media_post(img.read(), mime_type="image/jpeg")
+        mastodon_client.status_update(
+            status=status_content,
+            id=status_id,
+            media_ids=media["id"])
+
+        await update.message.reply_text(text="Done",
+                                        reply_markup=MAIN_MENU
+                                        )
+
+
+async def skip_photo(update: Update, context: ContextTypes.DEFAULT_TYPE):
+    print(context.user_data)
+    await update.message.reply_text(
+        text="Done.", reply_markup=MAIN_MENU
+    )
+    return ConversationHandler.END
+
+
+def main() -> None:
+    application = Application.builder().token(BOT_TOKEN).build()
+
+    checkin_handler = ConversationHandler(
+        entry_points=[
+            CommandHandler("start", start),
+            MessageHandler(filters.LOCATION, checkin),
+        ],
+        states={
+            LOCATION: [
+                MessageHandler(filters.LOCATION, checkin),
+            ],
+            WAIT_LOC: [CallbackQueryHandler(process_callback)],
+            PHOTO: [MessageHandler(filters.PHOTO, photo),
+                    CommandHandler("skip", skip_photo)],
+        },
+        fallbacks=[CommandHandler("cancel", cancel)],
+        per_message=False,
+        allow_reentry=True,
+    )
+
+    setting_conv_handler = ConversationHandler(
+        entry_points=[CommandHandler("setting", setting)],
+        states={
+            SETTING: [
+                CallbackQueryHandler(setting_process_callback),
+            ],
+        },
+        fallbacks=[CommandHandler("back", setting_cancel)],
+        per_message=False,
+        allow_reentry=True,
+    )
+
+    application.add_handler(CommandHandler("tos", tos))
+    application.add_handler(setting_conv_handler, 2)
+    application.add_handler(checkin_handler, 1)
+
+    # Run the bot until the user presses Ctrl-C
+    application.run_polling()
+
+
+if __name__ == "__main__":
+    main()