From f8da1bf5a6c2bdf56bd10199649779a32693057f Mon Sep 17 00:00:00 2001
From: Gert Wohlgemuth <wohlgemuth@ucdavis.edu>
Date: Sun, 13 May 2018 15:17:50 -0700
Subject: [PATCH] added support for the adjusteable stop loss, if we made
 profit. Implementation based on the cocnept: use positive stop loss, if made
 profit is > 0

---
 config.json.example      |  4 +++-
 freqtrade/analyze.py     | 15 +++++++++++++--
 freqtrade/persistence.py |  2 +-
 3 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/config.json.example b/config.json.example
index 5b98a505a..63530d936 100644
--- a/config.json.example
+++ b/config.json.example
@@ -4,7 +4,9 @@
     "stake_amount": 0.05,
     "fiat_display_currency": "USD",
     "dry_run": false,
-    "trailing_stop": false,
+    "trailing_stop": {
+        "positive" : 0.01
+    },
     "unfilledtimeout": 600,
     "bid_strategy": {
         "ask_last_balance": 0.0
diff --git a/freqtrade/analyze.py b/freqtrade/analyze.py
index c1bae8303..4a073c3bd 100644
--- a/freqtrade/analyze.py
+++ b/freqtrade/analyze.py
@@ -203,7 +203,6 @@ class Analyze(object):
         # evaluate if the stoploss was hit
         if self.strategy.stoploss is not None and trade.stop_loss >= current_rate:
 
-            # just for debugging
             if 'trailing_stop' in self.config and self.config['trailing_stop']:
                 logger.warning(
                     "HIT STOP: current price at {:.6f}, stop loss is {:.6f}, "
@@ -216,7 +215,19 @@ class Analyze(object):
 
         # update the stop loss afterwards, after all by definition it's supposed to be hanging
         if 'trailing_stop' in self.config and self.config['trailing_stop']:
-            trade.adjust_stop_loss(current_rate, self.strategy.stoploss)
+
+            # check if we have a special stop loss for positive condition
+            # and if profit is positive
+            stop_loss_value = self.strategy.stoploss
+            if isinstance(self.config['trailing_stop'], dict) and \
+                    'positive' in self.config['trailing_stop'] and \
+                    current_profit > 0:
+
+                print("using positive stop loss mode: {} since we have profit {}".format(
+                    self.config['trailing_stop']['positive'], current_profit))
+                stop_loss_value = self.config['trailing_stop']['positive']
+
+            trade.adjust_stop_loss(current_rate, stop_loss_value)
 
         # Check if time matches and current rate is above threshold
         time_diff = (current_time.timestamp() - trade.open_date.timestamp()) / 60
diff --git a/freqtrade/persistence.py b/freqtrade/persistence.py
index 52aa17038..a34b1b6c9 100644
--- a/freqtrade/persistence.py
+++ b/freqtrade/persistence.py
@@ -141,7 +141,7 @@ class Trade(_DECL_BASE):
             else:
                 logger.debug("keeping current stop loss")
 
-        print(
+        logger.debug(
             "{} - current price {:.8f}, bought at {:.8f} and calculated "
             "stop loss is at: {:.8f} initial stop at {:.8f}. trailing stop loss saved us: {:.8f} "
             "and max observed rate was {:.8f}".format(