Butchering proficiencies

data/json/hobbies.json

@@ -836,7 +836,7 @@
     "points": -3,
     "traits": [ "ANTIFRUIT", "MEATARIAN" ],
     "skills": [ { "level": 2, "name": "survival" }, { "level": 2, "name": "cooking" } ],
-    "proficiencies": [ "prof_knives_familiar", "prof_knife_skills" ]
+    "proficiencies": [ "prof_knives_familiar", "prof_knife_skills", "prof_butchering_basic", "prof_skinning_basic" ]
   },
   {
     "type": "profession",

data/json/professions.json

@@ -888,7 +888,9 @@
       "prof_baking",
       "prof_baking_desserts_1",
       "prof_frying",
-      "prof_knives_familiar"
+      "prof_knives_familiar",
+      "prof_butchering_basic",
+      "prof_skinning_basic"
     ],
     "items": {
       "both": {
@@ -914,7 +916,17 @@
     "description": "You spent most of your adult life in a butcher shop.  Your trusty knife has seen many different creatures and you know how to butcher them.",
     "points": 2,
     "skills": [ { "name": "cutting", "level": 2 }, { "name": "cooking", "level": 2 }, { "name": "survival", "level": 2 } ],
-    "proficiencies": [ "prof_food_prep", "prof_knife_skills", "prof_intro_biology", "prof_wp_basic_bird", "prof_knives_familiar" ],
+    "proficiencies": [
+      "prof_food_prep",
+      "prof_knife_skills",
+      "prof_intro_biology",
+      "prof_wp_basic_bird",
+      "prof_knives_familiar",
+      "prof_butchering_basic",
+      "prof_butchering_adv",
+      "prof_skinning_basic",
+      "prof_skinning_adv"
+    ],
     "items": {
       "both": {
         "entries": [
@@ -5195,7 +5207,9 @@
       "prof_bow_expert",
       "prof_fletching",
       "prof_carving",
-      "prof_knives_familiar"
+      "prof_knives_familiar",
+      "prof_butchering_basic",
+      "prof_skinning_basic"
     ],
     "items": {
       "both": {

data/json/proficiencies/butchering.json

@@ -0,0 +1,40 @@
+[
+  {
+    "type": "proficiency",
+    "id": "prof_butchering_basic",
+    "category": "prof_butchering",
+    "name": { "str": "Principles of Butchering" },
+    "description": "You know how to pick up most of the meat from the animal body.",
+    "can_learn": true,
+    "time_to_learn": "2 h"
+  },
+  {
+    "type": "proficiency",
+    "id": "prof_butchering_adv",
+    "category": "prof_butchering",
+    "name": { "str": "Butchering Expert" },
+    "description": "There is very little meat left after your skillful knife movements.",
+    "can_learn": true,
+    "time_to_learn": "25 h",
+    "required_proficiencies": [ "prof_butchering_basic" ]
+  },
+  {
+    "type": "proficiency",
+    "id": "prof_skinning_basic",
+    "category": "prof_butchering",
+    "name": { "str": "Principles of Skinning" },
+    "description": "You stopped making holes in the skin of animals you butcher.",
+    "can_learn": true,
+    "time_to_learn": "2 h"
+  },
+  {
+    "type": "proficiency",
+    "id": "prof_skinning_adv",
+    "category": "prof_butchering",
+    "name": { "str": "Skinning Expert" },
+    "description": "You really know how to skin the animal.",
+    "can_learn": true,
+    "time_to_learn": "25 h",
+    "required_proficiencies": [ "prof_skinning_basic" ]
+  }
+]

data/json/proficiencies/proficiency_categories.json

@@ -23,6 +23,12 @@
     "name": "Food Handling",
     "description": "Proficiencies for cooking and food preparation, as well as experience with food handling tools."
   },
+  {
+    "type": "proficiency_category",
+    "id": "prof_butchering",
+    "name": "Butchering",
+    "description": "Proficiencies for carving and proper dressing of meat and skin of animals."
+  },
   {
     "type": "proficiency_category",
     "id": "prof_electronic",

src/activity_handlers.cpp

@@ -231,7 +231,11 @@
 static const morale_type morale_game( "morale_game" );
 static const morale_type morale_tree_communion( "morale_tree_communion" );
 
+static const proficiency_id proficiency_prof_butchering_adv( "prof_butchering_adv" );
+static const proficiency_id proficiency_prof_butchering_basic( "prof_butchering_basic" );
 static const proficiency_id proficiency_prof_dissect_humans( "prof_dissect_humans" );
+static const proficiency_id proficiency_prof_skinning_adv( "prof_skinning_adv" );
+static const proficiency_id proficiency_prof_skinning_basic( "prof_skinning_basic" );
 
 static const quality_id qual_BUTCHER( "BUTCHER" );
 static const quality_id qual_CUT_FINE( "CUT_FINE" );
@@ -811,6 +815,45 @@
     if( corpse_item.has_flag( flag_QUARTERED ) ) {
         time_to_cut /= 4;
     }
+
+    double butch_basic = you.get_proficiency_practice( proficiency_prof_butchering_basic );
+    double butch_adv = you.get_proficiency_practice( proficiency_prof_butchering_adv );
+    double skin_basic = you.get_proficiency_practice( proficiency_prof_skinning_basic );
+    double penalty_small = 0.25;
+    double penalty_big = 0.75;
+    int prof_penalty = 0;
+
+    if( action == butcher_type::FULL ) {
+        // 40% of butchering and gutting, 40% of skinning, 20% another activities
+        prof_penalty += ( time_to_cut * 0.4 ) * penalty_small * ( 1 - butch_adv );
+        prof_penalty += ( time_to_cut * 0.4 ) * penalty_big * ( 1 - butch_basic );
+        prof_penalty += ( time_to_cut * 0.4 ) * penalty_small * ( 1 - skin_basic );
+
+        time_to_cut += prof_penalty;
+    }
+
+    if( action == butcher_type::QUICK ) {
+        // 70% of butchery, 15% skinning, 15% another activities
+        prof_penalty += ( time_to_cut * 0.7 ) * penalty_small * ( 1 - butch_adv );
+        prof_penalty += ( time_to_cut * 0.7 ) * penalty_big * ( 1 - butch_basic );
+        prof_penalty += ( time_to_cut * 0.15 ) * penalty_small * ( 1 - skin_basic );
+
+        time_to_cut += prof_penalty;
+    }
+
+    if( action == butcher_type::FIELD_DRESS ) {
+        prof_penalty += time_to_cut * penalty_small * ( 1 - butch_adv );
+        prof_penalty += time_to_cut * penalty_big * ( 1 - butch_basic );
+
+        time_to_cut += prof_penalty;
+    }
+
+    if( action == butcher_type::SKIN ) {
+        prof_penalty += time_to_cut  * penalty_small * ( 1 - skin_basic );
+
+        time_to_cut += prof_penalty;
+    }
+
     time_to_cut *= ( 1.0f - ( get_player_character().get_num_crafting_helpers( 3 ) / 10.0f ) );
     return time_to_cut;
 }
@@ -950,7 +993,7 @@
 
 // Returns false if the calling function should abort
 static bool butchery_drops_harvest( item *corpse_item, const mtype &mt, Character &you,
-                                    butcher_type action )
+                                    butcher_type action, int moves_total )
 {
     const int tool_quality = you.max_quality( action == butcher_type::DISSECT ? qual_CUT_FINE :
                              qual_BUTCHER, PICKUP_RANGE );
@@ -1017,6 +1060,7 @@
     }
 
     map &here = get_map();
+
     for( const harvest_entry &entry : ( action == butcher_type::DISSECT &&
                                         !mt.dissect.is_empty() ) ? *mt.dissect : *mt.harvest ) {
         const int skill_level = butchery_dissect_skill_level( you, tool_quality, entry.type );
@@ -1057,6 +1101,22 @@
             roll = 0;
         }
 
+        const double butch_basic = you.get_proficiency_practice( proficiency_prof_butchering_basic );
+        const double butch_adv = you.get_proficiency_practice( proficiency_prof_butchering_basic );
+        const double skin_basic = you.get_proficiency_practice( proficiency_prof_skinning_basic );
+        const double skin_adv = you.get_proficiency_practice( proficiency_prof_skinning_adv );
+        const double penalty_small = 0.15;
+        const double penalty_big = 2;
+
+        if( entry.type == harvest_drop_flesh || entry.type == harvest_drop_offal ) {
+            roll /= 1 + ( penalty_small * ( 1 - butch_basic ) );
+        }
+
+        if( entry.type == harvest_drop_skin ) {
+            roll /= 1 + ( penalty_big * ( 1 - skin_basic ) );
+            roll /= 1 + ( penalty_small * ( 1 - skin_adv ) );
+        }
+
         // QUICK BUTCHERY
         if( action == butcher_type::QUICK ) {
             if( entry.type == harvest_drop_flesh ) {
@@ -1267,6 +1327,75 @@
                       0 ) + 4 );
     }
 
+    // handle our prof training
+    if( action == butcher_type::FULL && ( mt.harvest->has_entry_type( harvest_drop_flesh ) ||
+                                          mt.harvest->has_entry_type( harvest_drop_offal ) ) ) {
+        // 40% of butchering and gutting, 40% of skinning, 20% another activities
+        if( you.has_proficiency( proficiency_prof_butchering_basic ) ) {
+            you.practice_proficiency( proficiency_prof_butchering_adv,
+                                      time_duration::from_moves<int>( moves_total * 0.4 ) );
+        } else {
+            you.practice_proficiency( proficiency_prof_butchering_basic,
+                                      time_duration::from_moves<int>( moves_total * 0.4 ) );
+        }
+    }
+
+    if( action == butcher_type::FULL && mt.harvest->has_entry_type( harvest_drop_skin ) ) {
+        // 40% of butchering and gutting, 40% of skinning, 20% another activities
+        if( you.has_proficiency( proficiency_prof_skinning_basic ) ) {
+            you.practice_proficiency( proficiency_prof_skinning_adv,
+                                      time_duration::from_moves<int>( moves_total * 0.4 ) );
+        } else {
+            you.practice_proficiency( proficiency_prof_skinning_basic,
+                                      time_duration::from_moves<int>( moves_total * 0.4 ) );
+        }
+    }
+
+    if( action == butcher_type::QUICK && ( mt.harvest->has_entry_type( harvest_drop_flesh ) ||
+                                           mt.harvest->has_entry_type( harvest_drop_offal ) ) ) {
+        // 70% of butchery, 15% skinning, 15% another activities
+        if( you.has_proficiency( proficiency_prof_butchering_basic ) ) {
+            you.practice_proficiency( proficiency_prof_butchering_adv,
+                                      time_duration::from_moves<int>( moves_total * 0.7 ) );
+        } else {
+            you.practice_proficiency( proficiency_prof_butchering_basic,
+                                      time_duration::from_moves<int>( moves_total * 0.7 ) );
+        }
+    }
+
+    if( action == butcher_type::QUICK && mt.harvest->has_entry_type( harvest_drop_skin ) ) {
+        // 70% of butchery, 15% skinning, 15% another activities
+        if( you.has_proficiency( proficiency_prof_skinning_basic ) ) {
+            you.practice_proficiency( proficiency_prof_skinning_adv,
+                                      time_duration::from_moves<int>( moves_total * 0.15 ) );
+        } else {
+            you.practice_proficiency( proficiency_prof_skinning_basic,
+                                      time_duration::from_moves<int>( moves_total * 0.15 ) );
+        }
+    }
+
+    if( action == butcher_type::FIELD_DRESS && ( mt.harvest->has_entry_type( harvest_drop_flesh ) ||
+            mt.harvest->has_entry_type( harvest_drop_offal ) ) ) {
+        if( you.has_proficiency( proficiency_prof_butchering_basic ) ) {
+            you.practice_proficiency( proficiency_prof_butchering_adv,
+                                      time_duration::from_moves<int>( moves_total ) );
+        } else {
+            you.practice_proficiency( proficiency_prof_butchering_basic,
+                                      time_duration::from_moves<int>( moves_total ) );
+        }
+    }
+
+    if( action == butcher_type::SKIN && mt.harvest->has_entry_type( harvest_drop_skin ) ) {
+        // 70% of butchery, 15% skinning, 15% another activities
+        if( you.has_proficiency( proficiency_prof_skinning_basic ) ) {
+            you.practice_proficiency( proficiency_prof_skinning_adv,
+                                      time_duration::from_moves<int>( moves_total ) );
+        } else {
+            you.practice_proficiency( proficiency_prof_skinning_basic,
+                                      time_duration::from_moves<int>( moves_total ) );
+        }
+    }
+
     // after this point, if there was a liquid handling from the harvest,
     // and the liquid handling was interrupted, then the activity was canceled,
     // therefore operations on this activity's targets and values may be invalidated.
@@ -1353,7 +1482,7 @@
     }
 
     // all action types - yields
-    if( !butchery_drops_harvest( &corpse_item, *corpse, *you, action ) ) {
+    if( !butchery_drops_harvest( &corpse_item, *corpse, *you, action, act->moves_total ) ) {
         // FATAL FAILURE
         add_msg( m_warning, SNIPPET.random_from_category( "harvest_drop_default_dissect_failed" ).value_or(
                      translation() ).translated() );