Merge pull request CleverRaven#71161 from rtxyd/fix-aftershock-migration

Fix Aftershock bionic migration conflict

Author: akrieger

data/mods/Aftershock/migration.json

@@ -10,15 +10,15 @@
     "replace": "quilt_patchwork"
   },
   {
-    "id": [ "bio_microgen" ],
+    "id": [ "bio_trickle" ],
     "type": "MIGRATION",
     "//": "obsoleted from base game as part of https://github.com/CleverRaven/Cataclysm-DDA/pull/70989",
-    "replace": "bio_trickle"
+    "replace": "bio_microgen"
   },
   {
-    "id": [ "bio_microgen" ],
+    "to": "bio_microgen",
     "type": "bionic_migration",
     "//": "obsoleted from base game as part of https://github.com/CleverRaven/Cataclysm-DDA/pull/70989",
-    "replace": "bio_trickle"
+    "from": "bio_trickle"
   }
 ]

src/bionics.cpp

@@ -482,6 +482,12 @@ void bionic_data::load_bionic_migration( const JsonObject &jo, const std::string
                          ? bionic_id( jo.get_string( "to" ) )
                          : bionic_id::NULL_ID();
     migrations.emplace( from, to );
+    // if delete bionics id before migration, cant migration
+    // if key showed once, and its null, delete previous null one
+    auto iter = migrations.find( from );
+    if( iter != migrations.end() && ( *iter ).second.is_null() ) {
+        migrations.erase( iter );
+    }
 }
 
 void bionic_data::finalize_bionic()