379 lines
11 KiB
C++
379 lines
11 KiB
C++
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#pragma once
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#ifndef Convention_Runtime_Plugins_hpp
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#define Convention_Runtime_Plugins_hpp
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#include "Config.hpp"
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#include "Architecture.hpp"
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namespace Convention
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{
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// Priority Queue implementation for plugin priorities
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template<typename T>
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class PriorityQueue
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{
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public:
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enum class Comparator
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{
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Less = -1,
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Equal = 0,
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Greater = 1
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};
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private:
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std::vector<T> elements;
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std::function<int(const T&, const T&)> compare_func;
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Comparator comparator;
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public:
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PriorityQueue(Comparator comp = Comparator::Less, size_t capacity = 1)
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: comparator(comp)
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{
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elements.reserve(std::max(capacity, size_t{1}));
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compare_func = [comp](const T& a, const T& b) -> int {
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if constexpr (std::is_arithmetic_v<T>) {
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int result = (a > b) - (a < b);
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return result * static_cast<int>(comp);
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} else {
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if (a < b) return -1 * static_cast<int>(comp);
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if (b < a) return 1 * static_cast<int>(comp);
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return 0;
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}
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};
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}
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template<typename Compare>
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PriorityQueue(Compare comp, size_t capacity = 1)
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: compare_func(comp)
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{
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elements.reserve(std::max(capacity, size_t{1}));
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}
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// Basic properties
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size_t Size() const { return elements.size(); }
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size_t Count() const { return Size(); }
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size_t Capacity() const { return elements.capacity(); }
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bool IsEmpty() const { return elements.empty(); }
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const T& Top() const
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{
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if (IsEmpty()) throw std::runtime_error("Queue is empty");
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return elements[0];
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}
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// Core operations
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void Enqueue(const T& value)
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{
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elements.push_back(value);
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ShiftUp(elements.size() - 1);
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}
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void Enqueue(T&& value)
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{
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elements.push_back(std::move(value));
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ShiftUp(elements.size() - 1);
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}
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T Dequeue()
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{
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if (IsEmpty()) throw std::runtime_error("Queue is empty");
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T result = std::move(elements[0]);
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elements[0] = std::move(elements.back());
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elements.pop_back();
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if (!IsEmpty()) {
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ShiftDown(0);
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}
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return result;
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}
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bool TryDequeue(T& result)
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{
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if (IsEmpty()) {
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return false;
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}
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result = Dequeue();
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return true;
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}
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const T& Peek() const
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{
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return Top();
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}
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// Utility functions
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bool Contains(const T& item) const
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{
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return std::find(elements.begin(), elements.end(), item) != elements.end();
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}
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void Clear()
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{
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elements.clear();
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}
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std::vector<T> ToArray() const
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{
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return elements;
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}
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void TrimExcess()
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{
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if (elements.size() < elements.capacity() * 0.9) {
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elements.shrink_to_fit();
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}
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}
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void EnsureCapacity(size_t minCapacity)
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{
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if (elements.capacity() < minCapacity) {
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elements.reserve(minCapacity);
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}
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}
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private:
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void ShiftUp(size_t index)
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{
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while (index > 0) {
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size_t parent = (index - 1) / 2;
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if (compare_func(elements[index], elements[parent]) >= 0) break;
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std::swap(elements[index], elements[parent]);
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index = parent;
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}
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}
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void ShiftDown(size_t index)
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{
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size_t size = elements.size();
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while (true) {
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size_t left = 2 * index + 1;
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size_t right = 2 * index + 2;
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size_t smallest = index;
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if (left < size && compare_func(elements[left], elements[smallest]) < 0) {
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smallest = left;
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}
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if (right < size && compare_func(elements[right], elements[smallest]) < 0) {
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smallest = right;
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}
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if (smallest == index) break;
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std::swap(elements[index], elements[smallest]);
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index = smallest;
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}
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}
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};
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// Plugin base interface
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class IPlugin
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{
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public:
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virtual ~IPlugin() = default;
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virtual std::string GetName() const = 0;
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virtual std::string GetVersion() const = 0;
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virtual bool Initialize() = 0;
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virtual void Shutdown() = 0;
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virtual int GetPriority() const { return 0; }
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};
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// Plugin information
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struct PluginInfo
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{
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std::string name;
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std::string version;
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std::string description;
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std::vector<std::string> dependencies;
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int priority = 0;
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bool enabled = true;
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};
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// Plugin manager interface
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class PluginManager
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{
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public:
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static PluginManager& GetInstance()
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{
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static PluginManager instance;
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return instance;
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}
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// Plugin registration (interface only)
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template<typename T>
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bool RegisterPlugin()
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{
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static_assert(std::is_base_of_v<IPlugin, T>, "T must inherit from IPlugin");
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// TODO: Implement plugin registration
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// This would typically involve:
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// 1. Creating instance of T
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// 2. Calling Initialize()
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// 3. Adding to plugin registry
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// 4. Managing dependencies
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throw std::runtime_error("Plugin system implementation required");
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}
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bool LoadPlugin(const std::string& pluginPath)
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{
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// TODO: Implement dynamic plugin loading
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// This would typically involve:
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// 1. Loading shared library (.dll/.so/.dylib)
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// 2. Finding plugin entry point
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// 3. Creating plugin instance
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// 4. Registering plugin
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throw std::runtime_error("Dynamic plugin loading implementation required");
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}
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bool UnloadPlugin(const std::string& pluginName)
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{
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// TODO: Implement plugin unloading
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throw std::runtime_error("Plugin unloading implementation required");
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}
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std::vector<PluginInfo> GetLoadedPlugins() const
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{
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// TODO: Return list of loaded plugins
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return {};
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}
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template<typename T>
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T* GetPlugin(const std::string& name) const
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{
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// TODO: Find plugin by name and cast to type T
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throw std::runtime_error("Plugin retrieval implementation required");
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}
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bool IsPluginLoaded(const std::string& name) const
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{
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// TODO: Check if plugin is loaded
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return false;
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}
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void EnablePlugin(const std::string& name)
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{
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// TODO: Enable plugin
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}
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void DisablePlugin(const std::string& name)
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{
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// TODO: Disable plugin
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}
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// Plugin discovery
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std::vector<std::string> DiscoverPlugins(const std::string& directory) const
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{
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// TODO: Scan directory for plugin files
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throw std::runtime_error("Plugin discovery implementation required");
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}
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// Event system integration
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template<typename EventType>
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void BroadcastEvent(const EventType& event)
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{
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// TODO: Send event to all registered plugins
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// Integration with Architecture's event system
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}
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private:
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std::map<std::string, std::shared_ptr<IPlugin>> loaded_plugins;
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std::map<std::string, PluginInfo> plugin_info;
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PriorityQueue<std::shared_ptr<IPlugin>> priority_queue;
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PluginManager() = default;
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};
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// Platform-specific plugin utilities
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namespace Platform
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{
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// Windows-specific functionality (interface only)
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class WindowsPlugin : public IPlugin
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{
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public:
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std::string GetName() const override { return "WindowsPlugin"; }
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std::string GetVersion() const override { return "1.0.0"; }
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bool Initialize() override
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{
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// TODO: Initialize Windows-specific features
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return true;
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}
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void Shutdown() override
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{
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// TODO: Cleanup Windows-specific resources
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}
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// Windows-specific methods (interface only)
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bool ShowMessageBox(const std::string& title, const std::string& message)
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{
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// TODO: Implement using Windows API
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throw std::runtime_error("Windows API implementation required");
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}
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std::string GetSystemInfo()
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{
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// TODO: Get Windows system information
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throw std::runtime_error("Windows API implementation required");
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}
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};
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// Linux-specific functionality (interface only)
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class LinuxPlugin : public IPlugin
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{
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public:
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std::string GetName() const override { return "LinuxPlugin"; }
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std::string GetVersion() const override { return "1.0.0"; }
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bool Initialize() override
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{
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// TODO: Initialize Linux-specific features
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return true;
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}
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void Shutdown() override
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{
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// TODO: Cleanup Linux-specific resources
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}
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// Linux-specific methods (interface only)
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std::string GetSystemInfo()
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{
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// TODO: Get Linux system information
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throw std::runtime_error("Linux API implementation required");
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}
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};
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// Factory for platform-specific plugins
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std::shared_ptr<IPlugin> CreatePlatformPlugin()
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{
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if (PlatformIndicator::IsPlatformWindows) {
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return std::make_shared<WindowsPlugin>();
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} else if (PlatformIndicator::IsPlatformLinux) {
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return std::make_shared<LinuxPlugin>();
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}
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return nullptr;
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}
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}
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// Plugin helper macros
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#define DECLARE_PLUGIN(ClassName) \
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extern "C" Convention::IPlugin* CreatePlugin() { \
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return new ClassName(); \
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} \
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extern "C" void DestroyPlugin(Convention::IPlugin* plugin) { \
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delete plugin; \
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}
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#define REGISTER_PLUGIN(ClassName) \
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bool Register##ClassName() { \
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return Convention::PluginManager::GetInstance().RegisterPlugin<ClassName>(); \
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}
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}
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#endif // Convention_Runtime_Plugins_hpp
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