Imrpove code by reusing available properties

docs/configuration.md

@@ -173,7 +173,7 @@ Mandatory parameters are marked as **Required**, which means that they are requi
 | `dataformat_ohlcv` | Data format to use to store historical candle (OHLCV) data. <br> *Defaults to `json`*. <br> **Datatype:** String
 | `dataformat_trades` | Data format to use to store historical trades data. <br> *Defaults to `jsongz`*. <br> **Datatype:** String
 | `position_adjustment_enable` | Enables the strategy to use position adjustments (additional buys or sells). [More information here](strategy-callbacks.md#adjust-trade-position). <br> [Strategy Override](#parameters-in-the-strategy). <br>*Defaults to `false`.*<br> **Datatype:** Boolean
-| `max_buy_position_adjustment` | Maximum additional buy(s) for each open trades on top of the first buy. Set it to `-1` for unlimited additional buys. [More information here](strategy-callbacks.md#adjust-trade-position). <br> [Strategy Override](#parameters-in-the-strategy). <br>*Defaults to `-1`.*<br> **Datatype:** Positive Integer or -1
+| `max_buy_position_adjustment` | Maximum additional buy(s) for each open trade on top of the first buy. Set it to `-1` for unlimited additional buys. [More information here](strategy-callbacks.md#adjust-trade-position). <br> [Strategy Override](#parameters-in-the-strategy). <br>*Defaults to `-1`.*<br> **Datatype:** Positive Integer or -1
 
 ### Parameters in the strategy
 

docs/strategy-callbacks.md

@@ -654,6 +654,7 @@ class DigDeeperStrategy(IStrategy):
         if last_candle['close'] < previous_candle['close']:
             return None
 
+        count_of_buys = trade.nr_of_successful_buys
         # Allow up to 3 additional increasingly larger buys (4 in total)
         # Initial buy is 1x
         # If that falls to -5% profit, we buy 1.25x more, average profit should increase to roughly -2.2%