From 7751768b2e1131b837e95352228281e2f6f8290e Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Sat, 8 Apr 2023 14:30:27 +0200
Subject: [PATCH] Store initial_time value

---
 freqtrade/freqtradebot.py                 |  2 ++
 freqtrade/persistence/key_value_store.py  | 16 ++++++++++++++++
 tests/persistence/test_key_value_store.py | 23 ++++++++++++++++++++++-
 3 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/freqtrade/freqtradebot.py b/freqtrade/freqtradebot.py
index 48e3ec209..c4ef7794f 100644
--- a/freqtrade/freqtradebot.py
+++ b/freqtrade/freqtradebot.py
@@ -26,6 +26,7 @@ from freqtrade.exchange import (ROUND_DOWN, ROUND_UP, timeframe_to_minutes, time
 from freqtrade.misc import safe_value_fallback, safe_value_fallback2
 from freqtrade.mixins import LoggingMixin
 from freqtrade.persistence import Order, PairLocks, Trade, init_db
+from freqtrade.persistence.key_value_store import KeyValueStore, set_startup_time
 from freqtrade.plugins.pairlistmanager import PairListManager
 from freqtrade.plugins.protectionmanager import ProtectionManager
 from freqtrade.resolvers import ExchangeResolver, StrategyResolver
@@ -182,6 +183,7 @@ class FreqtradeBot(LoggingMixin):
         performs startup tasks
         """
         migrate_binance_futures_names(self.config)
+        set_startup_time()
 
         self.rpc.startup_messages(self.config, self.pairlists, self.protections)
         # Update older trades with precision and precision mode
diff --git a/freqtrade/persistence/key_value_store.py b/freqtrade/persistence/key_value_store.py
index 109f94fcc..0fdfc5aa6 100644
--- a/freqtrade/persistence/key_value_store.py
+++ b/freqtrade/persistence/key_value_store.py
@@ -104,3 +104,19 @@ class KeyValueStore():
         if kv is not None:
             _KeyValueStoreModel.session.delete(kv)
             _KeyValueStoreModel.session.commit()
+
+
+def set_startup_time():
+    """
+    sets bot_start_time to the first trade open date - or "now" on new databases.
+    sets startup_time to "now"
+    """
+    st = KeyValueStore.get_value('bot_start_time')
+    if st is None:
+        from freqtrade.persistence import Trade
+        t = Trade.session.query(Trade).order_by(Trade.open_date.asc()).first()
+        if t is not None:
+            KeyValueStore.store_value('bot_start_time', t.open_date_utc)
+        else:
+            KeyValueStore.store_value('bot_start_time', datetime.now(timezone.utc))
+    KeyValueStore.store_value('startup_time', datetime.now(timezone.utc))
diff --git a/tests/persistence/test_key_value_store.py b/tests/persistence/test_key_value_store.py
index 8da5e4659..6113c57fa 100644
--- a/tests/persistence/test_key_value_store.py
+++ b/tests/persistence/test_key_value_store.py
@@ -2,7 +2,8 @@ from datetime import datetime, timedelta, timezone
 
 import pytest
 
-from freqtrade.persistence.key_value_store import KeyValueStore
+from freqtrade.persistence.key_value_store import KeyValueStore, set_startup_time
+from tests.conftest import create_mock_trades_usdt
 
 
 @pytest.mark.usefixtures("init_persistence")
@@ -37,3 +38,23 @@ def test_key_value_store(time_machine):
 
     with pytest.raises(ValueError, match=r"Unknown value type"):
         KeyValueStore.store_value("test_float", {'some': 'dict'})
+
+
+@pytest.mark.usefixtures("init_persistence")
+def test_set_startup_time(fee, time_machine):
+    create_mock_trades_usdt(fee)
+    start = datetime.now(timezone.utc)
+    time_machine.move_to(start, tick=False)
+    set_startup_time()
+
+    assert KeyValueStore.get_value("startup_time") == start
+    initial_time = KeyValueStore.get_value("bot_start_time")
+    assert initial_time <= start
+
+    # Simulate bot restart
+    new_start = start + timedelta(days=5)
+    time_machine.move_to(new_start, tick=False)
+    set_startup_time()
+
+    assert KeyValueStore.get_value("startup_time") == new_start
+    assert KeyValueStore.get_value("bot_start_time") == initial_time