From 6970ca81823b1c8aa01b2061f627dcdb61c0681b Mon Sep 17 00:00:00 2001
From: Martin Brodbeck <martin@brodbeck-online.de>
Date: Tue, 13 Feb 2024 09:03:14 +0100
Subject: [PATCH] getting  rid of symbol type

---
 src/keyer.cpp | 6 ++----
 src/keyer.h   | 6 ------
 2 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/src/keyer.cpp b/src/keyer.cpp
index f2a4a77..37e0996 100644
--- a/src/keyer.cpp
+++ b/src/keyer.cpp
@@ -49,11 +49,11 @@ void Keyer::run()
     case State::Wait:
         if (left_paddle_pressed() && right_paddle_pressed())
         {
-            if (m_lastSymbolWas == Symbol::Dit)
+            if (m_previousState == State::Dit)
             {
                 state = State::Dah;
             }
-            else if (m_lastSymbolWas == Symbol::Dah)
+            else if (m_previousState == State::Dah)
             {
                 state = State::Dit;
             }
@@ -75,7 +75,6 @@ void Keyer::run()
             m_keying_until = make_timeout_time_us(m_elementDuration);
             gpio_put(LED_PIN, 1);
             m_Sidetone.on(SIDETONE_FREQ);
-            m_lastSymbolWas = Symbol::Dit;
         }
         else
         {
@@ -99,7 +98,6 @@ void Keyer::run()
             m_keying_until = make_timeout_time_us(m_elementDuration * 3);
             gpio_put(LED_PIN, 1);
             m_Sidetone.on(SIDETONE_FREQ);
-            m_lastSymbolWas = Symbol::Dah;
         }
         else
         {
diff --git a/src/keyer.h b/src/keyer.h
index 624cfd1..7aaf1c6 100644
--- a/src/keyer.h
+++ b/src/keyer.h
@@ -22,11 +22,6 @@ public:
     void run();
 
 private:
-    enum class Symbol
-    {
-        Dit,
-        Dah
-    };
     Keyer(){};
     State state{State::Wait};
     State m_previousState{State::Wait};
@@ -37,7 +32,6 @@ private:
     bool m_currentlyPausing{false};
     absolute_time_t m_keying_until{0};
     absolute_time_t m_pausing_until{0};
-    Symbol m_lastSymbolWas{Symbol::Dit};
     Sidetone m_Sidetone{BUZZER_PIN};
     bool m_keyNextIambicB{false};
 };