From b549b38e3dbbb7dd14d930d2b285e5bf60aa9443 Mon Sep 17 00:00:00 2001
From: Gabriel-SE <Gabriel-SE@tutanota.de>
Date: Sun, 8 Feb 2015 02:14:25 +0700
Subject: [PATCH] Prevent non-reversible items from appearing in sleep menu

---
 src/game.cpp |  2 +-
 src/item.cpp | 15 +++++++++++++++
 src/item.h   |  1 +
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/game.cpp b/src/game.cpp
index 985b2ca101f49..8c6988368a627 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -3274,7 +3274,7 @@ bool game::handle_action()
                 // List all active items, bionics or mutations so player can deactivate them
                 std::vector<std::string> active;
                 for ( auto &it : g->u.inv_dump() ) {
-                    if ( it->active && it->is_tool() && it->charges > 0 ) {
+                    if ( it->active && it->charges > 0 && it->is_tool_reversible() ) {
                         active.push_back( it->tname() );
                     }
                 }
diff --git a/src/item.cpp b/src/item.cpp
index d41237882277c..c505c256644b7 100644
--- a/src/item.cpp
+++ b/src/item.cpp
@@ -2875,6 +2875,21 @@ bool item::is_tool() const
     return type->is_tool();
 }
 
+bool item::is_tool_reversible() const
+{
+    const it_tool *source = dynamic_cast<const it_tool *>( type );
+    if( source != nullptr && source->revert_to != "null" ) {
+        item revert( source->revert_to, 0 );
+        npc n;
+        revert.type->invoke( &n, &revert, false, point(-999, -999) );
+        const it_tool *target = dynamic_cast<const it_tool *>( revert.type );
+        if ( target != nullptr ) {
+            return ( source->id == target->id );
+        }
+    }
+    return false;
+}
+
 bool item::is_software() const
 {
     return type->software.get() != nullptr;
diff --git a/src/item.h b/src/item.h
index 4830e73487211..b9f82ace0cf9f 100644
--- a/src/item.h
+++ b/src/item.h
@@ -495,6 +495,7 @@ class item : public JsonSerializer, public JsonDeserializer
  bool is_funnel_container(int &bigger_than) const;
 
  bool is_tool() const;
+ bool is_tool_reversible() const;
  bool is_software() const;
  bool is_var_veh_part() const;
  bool is_artifact() const;