refactor startup_messages to rpc_manger

this cleans up freqtradebot slightly

freqtrade/freqtradebot.py

@@ -107,7 +107,7 @@ class FreqtradeBot(object):
             })
             logger.info('Changing state to: %s', state.name)
             if state == State.RUNNING:
-                self._startup_messages()
+                self.rpc.startup_messages(self.config)
 
         if state == State.STOPPED:
             time.sleep(1)
@@ -121,38 +121,6 @@ class FreqtradeBot(object):
                            min_secs=min_secs)
         return state
 
-    def _startup_messages(self) -> None:
-        if self.config.get('dry_run', False):
-            self.rpc.send_msg({
-                'type': RPCMessageType.WARNING_NOTIFICATION,
-                'status': 'Dry run is enabled. All trades are simulated.'
-            })
-        stake_currency = self.config['stake_currency']
-        stake_amount = self.config['stake_amount']
-        minimal_roi = self.config['minimal_roi']
-        ticker_interval = self.config['ticker_interval']
-        exchange_name = self.config['exchange']['name']
-        strategy_name = self.config.get('strategy', '')
-        self.rpc.send_msg({
-            'type': RPCMessageType.CUSTOM_NOTIFICATION,
-            'status': f'*Exchange:* `{exchange_name}`\n'
-                      f'*Stake per trade:* `{stake_amount} {stake_currency}`\n'
-                      f'*Minimum ROI:* `{minimal_roi}`\n'
-                      f'*Ticker Interval:* `{ticker_interval}`\n'
-                      f'*Strategy:* `{strategy_name}`'
-        })
-        if self.config.get('dynamic_whitelist', False):
-            top_pairs = 'top volume ' + str(self.config.get('dynamic_whitelist', 20))
-            specific_pairs = ''
-        else:
-            top_pairs = 'whitelisted'
-            specific_pairs = '\n' + ', '.join(self.config['exchange'].get('pair_whitelist', ''))
-        self.rpc.send_msg({
-            'type': RPCMessageType.STATUS_NOTIFICATION,
-            'status': f'Searching for {top_pairs} {stake_currency} pairs to buy and sell...'
-                      f'{specific_pairs}'
-        })
-
     def _throttle(self, func: Callable[..., Any], min_secs: float, *args, **kwargs) -> Any:
         """
         Throttles the given callable that it

freqtrade/rpc/rpc_manager.py

@@ -4,7 +4,7 @@ This module contains class to manage RPC communications (Telegram, Slack, ...)
 import logging
 from typing import List, Dict, Any
 
-from freqtrade.rpc import RPC
+from freqtrade.rpc import RPC, RPCMessageType
 
 logger = logging.getLogger(__name__)
 
@@ -51,3 +51,35 @@ class RPCManager(object):
         for mod in self.registered_modules:
             logger.debug('Forwarding message to rpc.%s', mod.name)
             mod.send_msg(msg)
+
+    def startup_messages(self, config) -> None:
+        if config.get('dry_run', False):
+            self.send_msg({
+                'type': RPCMessageType.WARNING_NOTIFICATION,
+                'status': 'Dry run is enabled. All trades are simulated.'
+            })
+        stake_currency = config['stake_currency']
+        stake_amount = config['stake_amount']
+        minimal_roi = config['minimal_roi']
+        ticker_interval = config['ticker_interval']
+        exchange_name = config['exchange']['name']
+        strategy_name = config.get('strategy', '')
+        self.send_msg({
+            'type': RPCMessageType.CUSTOM_NOTIFICATION,
+            'status': f'*Exchange:* `{exchange_name}`\n'
+                      f'*Stake per trade:* `{stake_amount} {stake_currency}`\n'
+                      f'*Minimum ROI:* `{minimal_roi}`\n'
+                      f'*Ticker Interval:* `{ticker_interval}`\n'
+                      f'*Strategy:* `{strategy_name}`'
+        })
+        if config.get('dynamic_whitelist', False):
+            top_pairs = 'top volume ' + str(config.get('dynamic_whitelist', 20))
+            specific_pairs = ''
+        else:
+            top_pairs = 'whitelisted'
+            specific_pairs = '\n' + ', '.join(config['exchange'].get('pair_whitelist', ''))
+        self.send_msg({
+            'type': RPCMessageType.STATUS_NOTIFICATION,
+            'status': f'Searching for {top_pairs} {stake_currency} pairs to buy and sell...'
+                      f'{specific_pairs}'
+        })

freqtrade/tests/rpc/test_rpc_manager.py

@@ -113,3 +113,23 @@ def test_init_webhook_enabled(mocker, default_conf, caplog) -> None:
     assert log_has('Enabling rpc.webhook ...', caplog.record_tuples)
     assert len(rpc_manager.registered_modules) == 1
     assert 'webhook' in [mod.name for mod in rpc_manager.registered_modules]
+
+
+def test_startupmessages_telegram_enabled(mocker, default_conf, caplog) -> None:
+    telegram_mock = mocker.patch('freqtrade.rpc.telegram.Telegram.send_msg', MagicMock())
+    mocker.patch('freqtrade.rpc.telegram.Telegram._init', MagicMock())
+
+    freqtradebot = get_patched_freqtradebot(mocker, default_conf)
+    rpc_manager = RPCManager(freqtradebot)
+    rpc_manager.startup_messages(default_conf)
+
+    assert telegram_mock.call_count == 3
+    assert "*Exchange:* `bittrex`" in telegram_mock.call_args_list[1][0][0]['status']
+
+    telegram_mock.reset_mock()
+    default_conf['dry_run'] = True
+    default_conf['dynamic_whitelist'] = 20
+
+    rpc_manager.startup_messages(default_conf)
+    assert telegram_mock.call_count == 3
+    assert "Dry run is enabled." in telegram_mock.call_args_list[0][0][0]['status']