infinipaint/src/ResourceManager.cpp

139 lines
4.8 KiB
C++

#include "ResourceManager.hpp"
#include "Helpers/Networking/NetLibrary.hpp"
#include <include/core/SkImage.h>
#include "ResourceDisplay/SvgResourceDisplay.hpp"
#include "Server/CommandList.hpp"
#include "ResourceDisplay/ImageResourceDisplay.hpp"
#include "ResourceDisplay/FileResourceDisplay.hpp"
#include <cereal/types/string.hpp>
#include <Helpers/Logger.hpp>
#include <optional>
#include <sstream>
#include <fstream>
#include "World.hpp"
#include "ResourceDisplay/FileResourceDisplay.hpp"
ResourceManager::ResourceManager(World& initWorld):
world(initWorld)
{}
void ResourceManager::init_client_callbacks() {
world.con.client_add_recv_callback(CLIENT_NEW_RESOURCE, [&](cereal::PortableBinaryInputArchive& message) {
ServerClientID resourceID;
message(resourceID);
message(resources[resourceID]);
std::cout << "Received new resource: " << resourceID.first << " " << resourceID.second << " " << resources[resourceID].data->size() << std::endl;
});
}
void ResourceManager::update() {
for(auto& [k, v] : displays)
v->update(world);
}
ServerClientID ResourceManager::add_resource_file(std::string_view fileName) {
// https://nullptr.org/cpp-read-file-into-string/
std::ifstream file(fileName.data(), std::ios::in | std::ios::binary | std::ios::ate);
if(!file.is_open()) {
Logger::get().log("INFO", "[ResourceManager::add_resource_file] Could not open file " + std::string(fileName));
return {0, 0};
}
size_t resourcesize;
auto tellgResult = file.tellg();
if(tellgResult == -1) {
Logger::get().log("INFO", "[ResourceManager::add_resource_file] tellg failed for file " + std::string(fileName));
return {0, 0};
}
resourcesize = static_cast<size_t>(tellgResult);
file.seekg(0, std::ios_base::beg);
ResourceData resource;
resource.data = std::make_shared<std::string>();
resource.name = std::filesystem::path(fileName).filename().string();
std::string& toPlaceIn = *resource.data;
toPlaceIn.resize(resourcesize);
file.read(toPlaceIn.data(), resourcesize);
file.close();
Logger::get().log("INFO", "[ResourceManager::add_resource_file] Successfully read file " + std::string(fileName));
return add_resource(resource);
}
ServerClientID ResourceManager::add_resource(const ResourceData& resource) {
auto it = std::find_if(resources.begin(), resources.end(), [&](const auto& p) {
return p.second.data == resource.data || (*p.second.data) == (*resource.data);
});
if(it != resources.end()) {
Logger::get().log("INFO", "[ResourceManager::add_resource] File " + std::string(resource.name) + " is a duplicate");
return it->first;
}
ServerClientID newID = world.get_new_id();
resources[newID] = resource;
world.con.client_send_items_to_server(RELIABLE_COMMAND_CHANNEL, SERVER_RESOURCE_INIT);
world.con.client_send_items_to_server(RESOURCE_COMMAND_CHANNEL, SERVER_RESOURCE_DATA, resource);
return newID;
}
void ResourceManager::copy_resource_set_to_map(const std::unordered_set<ServerClientID>& resourceSet, std::unordered_map<ServerClientID, ResourceData>& resourceMap) const {
resourceMap.clear();
for(auto& [k, v] : resources) {
if(resourceSet.contains(k))
resourceMap[k] = v;
}
}
ClientPortionID ResourceManager::get_max_id(ServerPortionID serverID) const {
ClientPortionID maxClientID = 0;
for(auto& p : resources) {
if(p.first.first == serverID)
maxClientID = std::max(maxClientID, p.first.second);
}
return maxClientID;
}
std::optional<ResourceData> ResourceManager::get_resource(const ServerClientID& id) const {
auto it = resources.find(id);
if(it == resources.end())
return std::nullopt;
return it->second;
}
std::shared_ptr<ResourceDisplay> ResourceManager::get_display_data(const ServerClientID& fileID) {
auto loadedDisplayIt = displays.find(fileID);
if(loadedDisplayIt != displays.end())
return loadedDisplayIt->second;
auto resourceIt = resources.find(fileID);
if(resourceIt == resources.end())
return nullptr;
auto imgResource(std::make_shared<ImageResourceDisplay>());
if(imgResource->load(resourceIt->second.name, *resourceIt->second.data)) {
displays[fileID] = imgResource;
return imgResource;
}
auto svgResource(std::make_shared<SvgResourceDisplay>());
if(svgResource->load(resourceIt->second.name, *resourceIt->second.data)) {
displays[fileID] = svgResource;
return svgResource;
}
auto fileResource(std::make_shared<FileResourceDisplay>());
fileResource->load(resourceIt->second.name, *resourceIt->second.data);
displays[fileID] = fileResource;
return fileResource;
}
const std::unordered_map<ServerClientID, ResourceData>& ResourceManager::resource_list() {
return resources;
}