Implements experience gain on opponent faint.

src/Battling/Library/BattleLibrary.cpp

@@ -5,15 +5,16 @@ using namespace CreatureLib::Battling;
 
 BattleLibrary::BattleLibrary(CreatureLib::Library::DataLibrary* staticLib, BattleStatCalculator* statCalculator,
                              DamageLibrary* damageLibrary, CriticalLibrary* criticalLibrary,
-                             ScriptResolver* scriptResolver)
+                             ExperienceLibrary* experienceLibrary, ScriptResolver* scriptResolver)
     : _staticLib(staticLib), _statCalculator(statCalculator), _damageLibrary(damageLibrary),
-      _criticalLibrary(criticalLibrary), _scriptResolver(scriptResolver) {}
+      _criticalLibrary(criticalLibrary), _experienceLibrary(experienceLibrary), _scriptResolver(scriptResolver) {}
 
 BattleLibrary::~BattleLibrary() {
     delete _staticLib;
     delete _statCalculator;
     delete _damageLibrary;
     delete _criticalLibrary;
+    delete _experienceLibrary;
     delete _scriptResolver;
 }
 

src/Battling/Library/BattleLibrary.hpp

@@ -6,6 +6,7 @@
 #include "BattleStatCalculator.hpp"
 #include "CriticalLibrary.hpp"
 #include "DamageLibrary.hpp"
+#include "ExperienceLibrary.hpp"
 
 namespace CreatureLib::Battling {
     class BattleLibrary {
@@ -13,11 +14,13 @@ namespace CreatureLib::Battling {
         BattleStatCalculator* _statCalculator = nullptr;
         DamageLibrary* _damageLibrary = nullptr;
         CriticalLibrary* _criticalLibrary = nullptr;
+        ExperienceLibrary* _experienceLibrary = nullptr;
         ScriptResolver* _scriptResolver = nullptr;
 
     public:
         BattleLibrary(Library::DataLibrary* staticLib, BattleStatCalculator* statCalculator,
-                      DamageLibrary* damageLibrary, CriticalLibrary* criticalLibrary, ScriptResolver* scriptResolver);
+                      DamageLibrary* damageLibrary, CriticalLibrary* criticalLibrary,
+                      ExperienceLibrary* experienceLibrary, ScriptResolver* scriptResolver);
         ~BattleLibrary();
 
         [[nodiscard]] const Library::LibrarySettings& GetSettings() const;
@@ -25,10 +28,14 @@ namespace CreatureLib::Battling {
         [[nodiscard]] const Library::ItemLibrary* GetItemLibrary() const;
         [[nodiscard]] const Library::AttackLibrary* GetAttackLibrary() const;
         [[nodiscard]] const Library::TypeLibrary* GetTypeLibrary() const;
+        [[nodiscard]] const Library::GrowthRateLibrary* GetGrowthRateLibrary() const {
+            return _staticLib->GetGrowthRates();
+        }
 
         [[nodiscard]] const BattleStatCalculator* GetStatCalculator() const;
         [[nodiscard]] const DamageLibrary* GetDamageLibrary() const;
         [[nodiscard]] const CriticalLibrary* GetCriticalLibrary() const;
+        [[nodiscard]] const ExperienceLibrary* GetExperienceLibrary() const { return _experienceLibrary; }
 
         [[nodiscard]] Script* LoadScript(ScriptResolver::ScriptCategory category, const std::string& scriptName) const;
     };

src/Battling/Library/ExperienceLibrary.cpp

@@ -0,0 +1,13 @@
+#include "ExperienceLibrary.hpp"
+#include "../Models/Creature.hpp"
+
+void CreatureLib::Battling::ExperienceLibrary::HandleExperienceGain(
+    CreatureLib::Battling::Creature* faintedMon, const std::unordered_set<Creature*>& opponents) const {
+    for (auto opponent : opponents) {
+        auto levelDiff = faintedMon->GetLevel() - opponent->GetLevel() + 10;
+        if (levelDiff <= 0)
+            continue;
+        auto experienceGain = levelDiff * 10;
+        opponent->AddExperience(static_cast<uint32_t>(experienceGain));
+    }
+}

src/Battling/Library/ExperienceLibrary.hpp

@@ -0,0 +1,16 @@
+#ifndef CREATURELIB_EXPERIENCELIBRARY_HPP
+#define CREATURELIB_EXPERIENCELIBRARY_HPP
+#include <unordered_set>
+
+namespace CreatureLib::Battling {
+    class Creature;
+
+    class ExperienceLibrary {
+    public:
+        virtual ~ExperienceLibrary() = default;
+
+        virtual void HandleExperienceGain(Creature* faintedMon, const std::unordered_set<Creature*>& opponents) const;
+    };
+}
+
+#endif // CREATURELIB_EXPERIENCELIBRARY_HPP

src/Battling/Models/Creature.cpp

@@ -92,6 +92,16 @@ Battling::BattleSide* Battling::Creature::GetBattleSide() const { return _side;
 
 bool Battling::Creature::IsFainted() const { return this->__CurrentHealth <= 0; }
 
+void Battling::Creature::OnFaint() {
+    // HOOK: On Faint
+    _library->GetExperienceLibrary()->HandleExperienceGain(this, _seenOpponents);
+
+    if (!_battle->CanSlotBeFilled(_side->GetSideIndex(), _side->GetCreatureIndex(this))) {
+        _side->MarkSlotAsUnfillable(this);
+    }
+    _battle->ValidateBattleState();
+}
+
 void Battling::Creature::Damage(uint32_t damage, Battling::DamageSource source) {
     if (damage > __CurrentHealth) {
         damage = __CurrentHealth;
@@ -100,10 +110,7 @@ void Battling::Creature::Damage(uint32_t damage, Battling::DamageSource source)
     __CurrentHealth -= damage;
 
     if (IsFainted() && damage > 0) {
-        if (!_battle->CanSlotBeFilled(_side->GetSideIndex(), _side->GetCreatureIndex(this))) {
+        OnFaint();
-            _side->MarkSlotAsUnfillable(this);
-        }
-        _battle->ValidateBattleState();
     }
 }
 
@@ -130,3 +137,16 @@ void Battling::Creature::GetActiveScripts(std::vector<ScriptWrapper>& scripts) {
     _side->GetActiveScripts(scripts);
 }
 void Battling::Creature::ClearVolatileScripts() { _volatile.Clear(); }
+void Battling::Creature::AddExperience(uint32_t amount) {
+    auto maxLevel = _library->GetSettings().GetMaximalLevel();
+    if (__Level >= maxLevel) {
+        return;
+    }
+    auto exp = __Experience + amount;
+    auto level = _library->GetGrowthRateLibrary()->CalculateLevel(this->GetSpecies()->GetGrowthRate(), exp);
+    if (level >= maxLevel) {
+        exp = _library->GetGrowthRateLibrary()->CalculateExperience(this->GetSpecies()->GetGrowthRate(), maxLevel);
+    }
+    __Experience = exp;
+    __Level = level;
+}

src/Battling/Models/Creature.hpp

@@ -54,6 +54,8 @@ namespace CreatureLib::Battling {
         Script* _status = nullptr;
         ScriptSet _volatile = {};
 
+        void OnFaint();
+
     public:
         Creature(const BattleLibrary* library, const Library::CreatureSpecies* species,
                  const Library::SpeciesVariant* variant, uint8_t level, uint32_t experience,
@@ -83,6 +85,7 @@ namespace CreatureLib::Battling {
         void ChangeLevel(int8_t amount);
         void Damage(uint32_t damage, DamageSource source);
         void OverrideActiveTalent(const std::string& talent);
+        void AddExperience(uint32_t amount);
 
         void MarkOpponentAsSeen(Creature* creature) { _seenOpponents.insert(creature); }
         const std::unordered_set<Creature*>& GetSeenOpponents() const { return _seenOpponents; }

src/Library/GrowthRates/GrowthRateLibrary.hpp

@@ -14,6 +14,8 @@ namespace CreatureLib::Library {
     public:
         [[nodiscard]] uint8_t CalculateLevel(const std::string& growthRate, uint32_t experience) const;
         [[nodiscard]] uint32_t CalculateExperience(const std::string& growthRate, uint8_t level) const;
+
+        void AddGrowthRate(std::string name, GrowthRate* rate) { _growthRates.insert({name, rate}); }
     };
 }
 

src/Library/GrowthRates/LookupGrowthRate.hpp

@@ -0,0 +1,33 @@
+#ifndef CREATURELIB_LOOKUPGROWTHRATE_HPP
+#define CREATURELIB_LOOKUPGROWTHRATE_HPP
+
+#include <vector>
+#include "GrowthRate.hpp"
+namespace CreatureLib::Library {
+    class LookupGrowthRate : public GrowthRate {
+    protected:
+        std::vector<int32_t> _experience = {
+            0,      15,     52,     122,    237,    406,    637,    942,    1326,   1800,   2369,   3041,   3822,
+            4719,   5737,   6881,   8155,   9564,   11111,  12800,  14632,  16610,  18737,  21012,  23437,  26012,
+            28737,  31610,  34632,  37800,  41111,  44564,  48155,  51881,  55737,  59719,  63822,  68041,  72369,
+            76800,  81326,  85942,  90637,  95406,  100237, 105122, 110052, 115015, 120001, 125000, 131324, 137795,
+            144410, 151165, 158056, 165079, 172229, 179503, 186894, 194400, 202013, 209728, 217540, 225443, 233431,
+            241496, 249633, 257834, 267406, 276458, 286328, 296358, 305767, 316074, 326531, 336255, 346965, 357812,
+            367807, 378880, 390077, 400293, 411686, 423190, 433572, 445239, 457001, 467489, 479378, 491346, 501878,
+            513934, 526049, 536557, 548720, 560922, 571333, 583539, 591882, 600000};
+
+    public:
+        uint8_t CalculateLevel(uint32_t experience) const override {
+            for (uint8_t i = 0; i < _experience.size(); i++) {
+                if (_experience[i] > experience) {
+                    return i;
+                }
+            }
+            return _experience[_experience.size() - 1];
+        }
+
+        uint32_t CalculateExperience(uint8_t level) const override { return _experience[level - 1]; }
+    };
+}
+
+#endif // CREATURELIB_LOOKUPGROWTHRATE_HPP

tests/TestLibrary/TestLibrary.cpp

@@ -1,6 +1,7 @@
 #ifdef TESTS_BUILD
 
 #include "TestLibrary.hpp"
+#include "../../src/Library/GrowthRates/LookupGrowthRate.hpp"
 
 using namespace CreatureLib::Core;
 using namespace CreatureLib::Library;
@@ -9,10 +10,11 @@ BattleLibrary* TestLibrary::_library = nullptr;
 
 BattleLibrary* TestLibrary::Get() {
     if (TestLibrary::_library == nullptr) {
-        auto l = new DataLibrary(LibrarySettings(100, 4), BuildSpeciesLibrary(), BuildAttackLibrary(), BuildItemLibrary(),
+        auto l = new DataLibrary(LibrarySettings(100, 4), BuildSpeciesLibrary(), BuildAttackLibrary(),
-                                 BuildGrowthRateLibrary(), BuildTypeLibrary());
+                                 BuildItemLibrary(), BuildGrowthRateLibrary(), BuildTypeLibrary());
         auto statCalc = new BattleStatCalculator();
-        auto battleLib = new BattleLibrary(l, statCalc, new DamageLibrary(), new CriticalLibrary(), new ScriptResolver());
+        auto battleLib = new BattleLibrary(l, statCalc, new DamageLibrary(), new CriticalLibrary(),
+                                           new ExperienceLibrary(), new ScriptResolver());
         TestLibrary::_library = battleLib;
     }
     return TestLibrary::_library;
@@ -49,6 +51,7 @@ ItemLibrary *TestLibrary::BuildItemLibrary() {
 
 GrowthRateLibrary* TestLibrary::BuildGrowthRateLibrary() {
     auto l = new GrowthRateLibrary();
+    l->AddGrowthRate("testGrowthRate", new LookupGrowthRate());
     return l;
 }