control-profile.cpp

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/*
 * Copyright (C) 2023  Christopher J. Howard
 *
 * This file is part of Antkeeper source code.
 *
 * Antkeeper source code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Antkeeper source code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Antkeeper source code.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "game/control-profile.hpp"
#include <engine/resources/serializer.hpp>
#include <engine/resources/serialize-error.hpp>
#include <engine/resources/deserializer.hpp>
#include <engine/resources/deserialize-error.hpp>
#include <engine/resources/resource-loader.hpp>
#include <engine/debug/log.hpp>
 
template <>
void serializer<::control_profile>::serialize(const ::control_profile& profile, serialize_context& ctx)
{
    // Write number of mappings
    std::uint64_t size = static_cast<std::uint64_t>(profile.mappings.size());
    ctx.write64<std::endian::big>(reinterpret_cast<const std::byte*>(&size), 1);
    
    // Write mappings
    for (const auto& [key, value]: profile.mappings)
    {
        // Write key
        ctx.write32<std::endian::big>(reinterpret_cast<const std::byte*>(&key), 1);
        
        // Write mapping type
        const input::mapping_type mapping_type = value->get_mapping_type();
        ctx.write8(reinterpret_cast<const std::byte*>(&mapping_type), 1);
        
        // Write mapping
        switch (mapping_type)
        {
            case input::mapping_type::gamepad_axis:
                serializer<input::gamepad_axis_mapping>().serialize(*static_cast<const input::gamepad_axis_mapping*>(value.get()), ctx);
                break;
            
            case input::mapping_type::gamepad_button:
                serializer<input::gamepad_button_mapping>().serialize(*static_cast<const input::gamepad_button_mapping*>(value.get()), ctx);
                break;
            
            case input::mapping_type::key:
                serializer<input::key_mapping>().serialize(*static_cast<const input::key_mapping*>(value.get()), ctx);
                break;
            
            case input::mapping_type::mouse_button:
                serializer<input::mouse_button_mapping>().serialize(*static_cast<const input::mouse_button_mapping*>(value.get()), ctx);
                break;
            
            case input::mapping_type::mouse_motion:
                serializer<input::mouse_motion_mapping>().serialize(*static_cast<const input::mouse_motion_mapping*>(value.get()), ctx);
                break;
            
            case input::mapping_type::mouse_scroll:
                serializer<input::mouse_scroll_mapping>().serialize(*static_cast<const input::mouse_scroll_mapping*>(value.get()), ctx);
                break;
            
            default:
                throw serialize_error("Unsupported mapping type");
                break;
        }
    }
    
    // Write settings
    serializer<dict<hash::fnv1a32_t>>().serialize(profile.settings, ctx);
}
 
template <>
void deserializer<::control_profile>::deserialize(::control_profile& profile, deserialize_context& ctx)
{
    profile.mappings.clear();
    
    // Read number of mappings
    std::uint64_t size = 0;
    ctx.read64<std::endian::big>(reinterpret_cast<std::byte*>(&size), 1);
    
    // Read mappings
    for (std::uint64_t i = 0; i < size; ++i)
    {
        // Read key
        hash::fnv1a32_t key;
        ctx.read32<std::endian::big>(reinterpret_cast<std::byte*>(&key), 1);
        
        // Read mapping type
        input::mapping_type mapping_type;
        ctx.read8(reinterpret_cast<std::byte*>(&mapping_type), 1);
        
        // Read mapping
        switch (mapping_type)
        {
            case input::mapping_type::gamepad_axis:
            {
                input::gamepad_axis_mapping mapping;
                deserializer<input::gamepad_axis_mapping>().deserialize(mapping, ctx);
                profile.mappings.emplace(key, std::make_unique<input::gamepad_axis_mapping>(std::move(mapping)));
                break;
            }
            
            case input::mapping_type::gamepad_button:
            {
                input::gamepad_button_mapping mapping;
                deserializer<input::gamepad_button_mapping>().deserialize(mapping, ctx);
                profile.mappings.emplace(key, std::make_unique<input::gamepad_button_mapping>(std::move(mapping)));
                break;
            }
            
            case input::mapping_type::key:
            {
                input::key_mapping mapping;
                deserializer<input::key_mapping>().deserialize(mapping, ctx);
                profile.mappings.emplace(key, std::make_unique<input::key_mapping>(std::move(mapping)));
                break;
            }
            
            case input::mapping_type::mouse_button:
            {
                input::mouse_button_mapping mapping;
                deserializer<input::mouse_button_mapping>().deserialize(mapping, ctx);
                profile.mappings.emplace(key, std::make_unique<input::mouse_button_mapping>(std::move(mapping)));
                break;
            }
            
            case input::mapping_type::mouse_motion:
            {
                input::mouse_motion_mapping mapping;
                deserializer<input::mouse_motion_mapping>().deserialize(mapping, ctx);
                profile.mappings.emplace(key, std::make_unique<input::mouse_motion_mapping>(std::move(mapping)));
                break;
            }
            
            case input::mapping_type::mouse_scroll:
            {
                input::mouse_scroll_mapping mapping;
                deserializer<input::mouse_scroll_mapping>().deserialize(mapping, ctx);
                profile.mappings.emplace(key, std::make_unique<input::mouse_scroll_mapping>(std::move(mapping)));
                break;
            }
            
            default:
                throw deserialize_error("Unsupported mapping type");
                break;
        }
    }
    
    // Read settings
    deserializer<dict<hash::fnv1a32_t>>().deserialize(profile.settings, ctx);
}
 
template <>
std::unique_ptr<control_profile> resource_loader<control_profile>::load(::resource_manager& resource_manager, deserialize_context& ctx)
{
    std::unique_ptr<control_profile> profile = std::make_unique<control_profile>();
    
    deserializer<control_profile>().deserialize(*profile, ctx);
    
    return profile;
}