Support turn queue return prematurely when a creature is recalled, and the ability to resume it later.

src/Battling/Flow/ChoiceQueue.hpp

@@ -1,6 +1,7 @@
 #ifndef CREATURELIB_CHOICEQUEUE_HPP
 #define CREATURELIB_CHOICEQUEUE_HPP
 
+#include <utility>
 #include <vector>
 #include "../TurnChoices/BaseTurnChoice.hpp"
 
@@ -9,8 +10,10 @@ namespace CreatureLib::Battling{
         std::vector<const BaseTurnChoice*> _queue;
         size_t _current = 0;
     public:
-        ChoiceQueue(const std::vector<const BaseTurnChoice*>& queue)
-            :_queue(queue){}
+        bool HasCompletedQueue = false;
+
+        explicit ChoiceQueue(std::vector<const BaseTurnChoice*>  queue)
+            :_queue(std::move(queue)){}
 
         const BaseTurnChoice* Dequeue(){
             auto b = _queue[_current];
@@ -18,7 +21,7 @@ namespace CreatureLib::Battling{
             return b;
         }
 
-        bool HasNext() const{
+        [[nodiscard]] bool HasNext() const{
             return _current < _queue.size();
         }
     };

src/Battling/Flow/TurnHandler.cpp

@@ -1,18 +1,23 @@
 #include "TurnHandler.hpp"
 #include "../Models/Battle.hpp"
-#include "../Models/ExecutingAttack.hpp"
 #include "../../Core/Exceptions/NotImplementedException.hpp"
 
-void CreatureLib::Battling::TurnHandler::RunTurn(CreatureLib::Battling::ChoiceQueue &queue) {
+using namespace CreatureLib::Battling;
+
+void TurnHandler::RunTurn(Battle* battle, ChoiceQueue* queue) {
     //HOOK: On Before Turn hook for all choices
-    while (queue.HasNext()){
-        auto item = queue.Dequeue();
+    while (queue->HasNext()){
+        if (!battle->HasRecalledSlots()){
+            return;
+        }
+        auto item = queue->Dequeue();
         ExecuteChoice(item);
         delete item;
     }
+    queue->HasCompletedQueue = true;
 }
 
-void CreatureLib::Battling::TurnHandler::ExecuteChoice(const CreatureLib::Battling::BaseTurnChoice *choice) {
+void TurnHandler::ExecuteChoice(const BaseTurnChoice *choice) {
     if (choice == nullptr)
     {
         return;
@@ -47,7 +52,7 @@ void CreatureLib::Battling::TurnHandler::ExecuteChoice(const CreatureLib::Battli
     }
 }
 
-void CreatureLib::Battling::TurnHandler::ExecuteAttackChoice(const CreatureLib::Battling::AttackTurnChoice *choice) {
+void TurnHandler::ExecuteAttackChoice(const AttackTurnChoice *choice) {
     //HOOK: Change attack
 
     //HOOK: Prevent attack
@@ -71,9 +76,7 @@ void CreatureLib::Battling::TurnHandler::ExecuteAttackChoice(const CreatureLib::
     }
 }
 
-void CreatureLib::Battling::TurnHandler::HandleAttackForTarget(CreatureLib::Battling::ExecutingAttack &attack,
-                                                               CreatureLib::Battling::Creature *target,
-                                                               CreatureLib::Battling::ExecutingAttack::TargetData &targetData) {
+void TurnHandler::HandleAttackForTarget(ExecutingAttack &attack, Creature *target, ExecutingAttack::TargetData &targetData) {
     //HOOK: Check if attack fails on target
 
     //HOOK: Check if target is invulnerable

src/Battling/Flow/TurnHandler.hpp

@@ -14,7 +14,7 @@ namespace CreatureLib::Battling {
         static void ExecuteAttackChoice(const AttackTurnChoice* choice);
         static void HandleAttackForTarget(ExecutingAttack& attack, Creature* target, ExecutingAttack::TargetData& targetData);
     public:
-        static void RunTurn(ChoiceQueue& queue);
+        static void RunTurn(Battle* battle, ChoiceQueue* queue);
     };
 }
 

src/Battling/Models/Battle.cpp

@@ -38,7 +38,7 @@ void Battle::CheckChoicesSetAndRun() {
     for (auto side: _sides){
        for (auto choice: side->GetChoices()){
            if (choice->GetKind() == TurnChoiceKind::Attack){
-               auto attack = static_cast<const AttackTurnChoice*>(choice)->GetAttack();
+               auto attack = dynamic_cast<const AttackTurnChoice*>(choice)->GetAttack();
                uint8_t uses = 1;
                //HOOK: change number of uses needed.
                if (attack->GetRemainingUses() < uses){
@@ -52,10 +52,11 @@ void Battle::CheckChoicesSetAndRun() {
        }
     }
     TurnOrdering::OrderChoices(choices, _random);
-    auto choiceQueue = ChoiceQueue(choices);
-    this->_currentTurnQueue = &choiceQueue;
-    TurnHandler::RunTurn(choiceQueue);
-    this->_currentTurnQueue = nullptr;
+    auto choiceQueue = new ChoiceQueue(choices);
+    this->_currentTurnQueue = choiceQueue;
+    TurnHandler::RunTurn(this, choiceQueue);
+    if (choiceQueue->HasCompletedQueue)
+        _currentTurnQueue = nullptr;
 }
 
 ChoiceQueue* Battle::GetCurrentTurnQueue() const {
@@ -73,3 +74,20 @@ bool Battle::CreatureInField(const Creature *creature) const {
     }
     return false;
 }
+
+bool Battle::HasRecalledSlots() const {
+    return _numberOfRecalledSlots > 0;
+}
+
+void Battle::ForceRecall(uint8_t side, uint8_t index) {
+    _numberOfRecalledSlots++;
+    //TODO: Switch out.
+}
+
+void Battle::FillRecall(uint8_t side, uint8_t, Creature *c) {
+    _numberOfRecalledSlots--;
+    //TODO: switch in.
+    if (_numberOfRecalledSlots == 0 && _currentTurnQueue != nullptr){
+        TurnHandler::RunTurn(this, _currentTurnQueue);
+    }
+}

src/Battling/Models/Battle.hpp

@@ -15,17 +15,18 @@ namespace CreatureLib::Battling {
         uint8_t _creaturesPerSide;
         std::vector<BattleSide*> _sides;
         Core::Random _random;
-
         ChoiceQueue* _currentTurnQueue = nullptr;
+
+        uint8_t _numberOfRecalledSlots = 0;
     public:
-        const BattleLibrary* GetLibrary() const;
+        [[nodiscard]] const BattleLibrary* GetLibrary() const;
 
         virtual bool CanUse(const BaseTurnChoice* choice);
         virtual bool TrySetChoice(BaseTurnChoice* choice);
 
         void CheckChoicesSetAndRun();
 
-        ChoiceQueue* GetCurrentTurnQueue() const;
+        [[nodiscard]] ChoiceQueue* GetCurrentTurnQueue() const;
         Core::Random& GetRandom();
 
         bool CreatureInField(const Creature* creature) const;
@@ -33,6 +34,12 @@ namespace CreatureLib::Battling {
         Creature* GetTarget(const Target& target){
             return _sides[target.GetSideIndex()]->GetCreature(target.GetCreatureIndex());
         }
+
+        [[nodiscard]] bool HasRecalledSlots() const;
+
+        void ForceRecall(uint8_t side, uint8_t index);
+
+        void FillRecall(uint8_t side, uint8_t, Creature* c);
     };
 }