From c3bfbb569ed8ce471acf8ec7318f711bc847701b Mon Sep 17 00:00:00 2001
From: Deukhoofd <deukhoofd@gmail.com>
Date: Fri, 8 Nov 2019 18:45:43 +0100
Subject: [PATCH] Initial setup for script hooks (likely to be revamped)

---
 src/Battling/Flow/TurnHandler.cpp         |  3 ++
 src/Battling/Models/Creature.hpp          |  9 ++++++
 src/Battling/ScriptHandling/Hooks.hpp     | 15 ++++++++++
 src/Battling/ScriptHandling/Script.hpp    | 27 ++++++++++++++++++
 src/Battling/ScriptHandling/ScriptSet.hpp | 34 +++++++++++++++++++++++
 5 files changed, 88 insertions(+)
 create mode 100644 src/Battling/ScriptHandling/Hooks.hpp
 create mode 100644 src/Battling/ScriptHandling/Script.hpp
 create mode 100644 src/Battling/ScriptHandling/ScriptSet.hpp

diff --git a/src/Battling/Flow/TurnHandler.cpp b/src/Battling/Flow/TurnHandler.cpp
index 4e4c623..81e8053 100644
--- a/src/Battling/Flow/TurnHandler.cpp
+++ b/src/Battling/Flow/TurnHandler.cpp
@@ -78,12 +78,15 @@ void TurnHandler::ExecuteAttackChoice(const AttackTurnChoice *choice) {
 
 void TurnHandler::HandleAttackForTarget(ExecutingAttack &attack, Creature *target, ExecutingAttack::TargetData &targetData) {
     //HOOK: Check if attack fails on target
+    target->ExecuteScripts(Hook::IncomingAttackFails, {std::any(attack), std::any(target)});
 
     //HOOK: Check if target is invulnerable
+    target->ExecuteScripts(Hook::IsInvulnerable, {std::any(attack), std::any(target)});
 
 
     if (!targetData.IsHit()){
         //HOOK: On attack miss.
+        target->ExecuteScripts(Hook::AttackMiss, {std::any(attack), std::any(target)});
         return;
     }
 
diff --git a/src/Battling/Models/Creature.hpp b/src/Battling/Models/Creature.hpp
index 4d8149c..031497b 100644
--- a/src/Battling/Models/Creature.hpp
+++ b/src/Battling/Models/Creature.hpp
@@ -6,6 +6,7 @@
 #include "../../Library/Items/Item.hpp"
 #include "LearnedAttack.hpp"
 #include "DamageSource.hpp"
+#include "../ScriptHandling/ScriptSet.hpp"
 
 namespace CreatureLib::Battling{
     // Forward declare battle class
@@ -40,6 +41,9 @@ namespace CreatureLib::Battling{
         int8_t _talentIndex;
         std::vector<LearnedAttack*> _attacks;
 
+        Script* _status = nullptr;
+        ScriptSet _volatile = {};
+
     public:
         Creature(const Library::CreatureSpecies* species, const Library::SpeciesVariant* variant, uint8_t level,
                 uint32_t experience, Core::StatisticSet<uint8_t > statExp, Core::StatisticSet<uint8_t > statPotential,
@@ -59,6 +63,11 @@ namespace CreatureLib::Battling{
         [[nodiscard]] const std::vector<uint8_t>& GetTypes() const;
         [[nodiscard]] bool HasType(uint8_t type) const;
 
+        void ExecuteScripts(Hook hook, const std::vector<std::any>& args){
+            _status->Execute(hook, args);
+            _volatile.Execute(hook, args);
+        }
+
         //region Stat APIs
 
         void SetBattle(Battle* battle);
diff --git a/src/Battling/ScriptHandling/Hooks.hpp b/src/Battling/ScriptHandling/Hooks.hpp
new file mode 100644
index 0000000..adef1a6
--- /dev/null
+++ b/src/Battling/ScriptHandling/Hooks.hpp
@@ -0,0 +1,15 @@
+#ifndef CREATURELIB_HOOKS_HPP
+#define CREATURELIB_HOOKS_HPP
+
+#include <cstdint>
+
+namespace CreatureLib::Battling{
+    enum class Hook : uint8_t{
+        IncomingAttackFails,
+        IsInvulnerable,
+        AttackMiss,
+        ChangeMove,
+    };
+}
+
+#endif //CREATURELIB_HOOKS_HPP
diff --git a/src/Battling/ScriptHandling/Script.hpp b/src/Battling/ScriptHandling/Script.hpp
new file mode 100644
index 0000000..d6460e2
--- /dev/null
+++ b/src/Battling/ScriptHandling/Script.hpp
@@ -0,0 +1,27 @@
+#ifndef CREATURELIB_SCRIPT_HPP
+#define CREATURELIB_SCRIPT_HPP
+
+#include <any>
+#include <string>
+#include <utility>
+#include <vector>
+#include "Hooks.hpp"
+
+namespace CreatureLib::Battling{
+    class Script{
+        const std::string _name;
+
+    public:
+        explicit Script(std::string  name) :_name(std::move(name)){}
+        virtual ~Script() = default;
+
+        virtual void Execute(Hook hook, const std::vector<std::any>& args){};
+        virtual void Stack(){};
+
+        const std::string& GetName(){
+            return _name;
+        }
+    };
+}
+
+#endif //CREATURELIB_SCRIPT_HPP
diff --git a/src/Battling/ScriptHandling/ScriptSet.hpp b/src/Battling/ScriptHandling/ScriptSet.hpp
new file mode 100644
index 0000000..8e9a774
--- /dev/null
+++ b/src/Battling/ScriptHandling/ScriptSet.hpp
@@ -0,0 +1,34 @@
+#ifndef CREATURELIB_SCRIPTSET_HPP
+#define CREATURELIB_SCRIPTSET_HPP
+
+#include <any>
+#include <unordered_map>
+#include "Script.hpp"
+
+namespace CreatureLib::Battling{
+    class ScriptSet{
+        std::unordered_map<std::string, Script*> _scripts;
+    public:
+        void Execute(Hook hook, const std::vector<std::any>& args){
+            for (auto s: _scripts){
+                s.second->Execute(hook, args);
+            }
+        }
+
+        void Add(Script* script){
+            auto f = _scripts.find(script->GetName());
+            if (f != _scripts.end()){
+                f->second->Stack();
+            }
+            else{
+                _scripts.insert({script->GetName(), script});
+            }
+        }
+
+        void Remove(const std::string& key){
+            _scripts.erase(key);
+        }
+    };
+}
+
+#endif //CREATURELIB_SCRIPTSET_HPP