forked from alterware/iw6-mod
83 lines
2.0 KiB
C++
83 lines
2.0 KiB
C++
#pragma once
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#include "i_server.hpp"
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namespace demonware
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{
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class i_service
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{
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public:
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virtual ~i_service() = default;
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i_service() = default;
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// Copying or moving a service object won't work
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// as the callbacks are bound to the initial object pointer
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// Therefore, you should never declare copy/move
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// constructors when inheriting from IService!
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i_service(i_service&&) = delete;
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i_service(const i_service&) = delete;
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i_service& operator=(const i_service&) = delete;
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typedef std::function<void(i_server*, byte_buffer*)> callback;
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virtual uint16_t getType() = 0;
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virtual void call_service(i_server* server, const std::string& data)
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{
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std::lock_guard _(this->mutex_);
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byte_buffer buffer(data);
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buffer.read_byte(&this->sub_type_);
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#ifdef DEBUG
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printf("DW: Handling subservice of type %d\n", this->sub_type_);
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#endif
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const auto callback = this->callbacks_.find(this->sub_type_);
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if (callback != this->callbacks_.end())
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{
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callback->second(server, &buffer);
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}
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else
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{
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#ifdef DEBUG
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printf("DW: Missing subservice %d for type %d\n", this->sub_type_, this->getType());
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#endif
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}
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}
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protected:
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std::map<uint8_t, callback> callbacks_{};
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template <typename Class, typename T, typename... Args>
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void register_service(const uint8_t type, T (Class::*callback)(Args ...) const)
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{
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this->callbacks_[type] = [this, callback](Args ... args) -> T
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{
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return (reinterpret_cast<Class*>(this)->*callback)(args...);
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};
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}
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template <typename Class, typename T, typename... Args>
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void register_service(const uint8_t type, T (Class::*callback)(Args ...))
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{
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this->callbacks_[type] = [this, callback](Args ... args) -> T
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{
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return (reinterpret_cast<Class*>(this)->*callback)(args...);
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};
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}
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uint8_t get_sub_type() const { return this->sub_type_; }
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private:
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std::mutex mutex_;
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uint8_t sub_type_{};
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};
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template <uint16_t Type>
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class i_generic_service : public i_service
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{
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public:
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uint16_t getType() override { return Type; }
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};
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}
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