From c4c87ed47ba2d19a84cf0ec6fe5bff4d4c6138c2 Mon Sep 17 00:00:00 2001
From: Giulio De Pasquale <giulio@depasquale.eu>
Date: Mon, 25 Jan 2021 13:54:25 +0000
Subject: [PATCH] damn calculations...

---
 rustybot/src/models.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/rustybot/src/models.rs b/rustybot/src/models.rs
index a5fb122..04e833b 100644
--- a/rustybot/src/models.rs
+++ b/rustybot/src/models.rs
@@ -391,7 +391,7 @@ impl Position {
 
                 (base_price, delta)
             } else {
-                let base_price = self.base_price * (1.0 - fee_perc / 100.0);
+                let base_price = self.base_price * (1.0 + fee_perc / 100.0);
                 let delta = best_offer - base_price;
 
                 (base_price, delta)
@@ -399,8 +399,7 @@ impl Position {
         };
 
         let profit_loss = delta * self.amount.abs();
-        let profit_loss_percentage =
-            ((1.0 - (base_price + delta) / base_price) * 100.0).abs() * profit_loss.signum();
+        let profit_loss_percentage = delta / base_price * 100.0;
 
         self.pl = profit_loss;
         self.pl_perc = profit_loss_percentage;