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move PersistenceManager into platform project

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Signed-off-by: Peter Siegmund <developer@mars3142.org>
This commit is contained in:
Peter Siegmund
2025-06-20 23:43:31 +02:00
parent 72fd0bdf1a
commit 5805d9ea14
6 changed files with 187 additions and 139 deletions
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312
src/manager/PersistenceManager.cpp
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@@ -3,73 +3,86 @@
#include <utility>
#ifndef ESP_PLATFORM
PersistenceManager::PersistenceManager(std::string filename)
: filename_(std::move(filename)) {
PersistenceManager::PersistenceManager(std::string filename) : filename_(std::move(filename))
{
// Initialize SDL3 if not already done
if (!SDL_WasInit(SDL_INIT_EVENTS)) {
if (!SDL_WasInit(SDL_INIT_EVENTS))
{
SDL_Init(SDL_INIT_EVENTS);
}
}
PersistenceManager::~PersistenceManager() {
PersistenceManager::~PersistenceManager()
{
Save(); // Automatically save on destruction
}
bool PersistenceManager::HasKey(const std::string& key) const {
bool PersistenceManager::HasKey(const std::string &key) const
{
return data_.contains(key);
}
void PersistenceManager::RemoveKey(const std::string& key) {
void PersistenceManager::RemoveKey(const std::string &key)
{
data_.erase(key);
}
void PersistenceManager::Clear() {
void PersistenceManager::Clear()
{
data_.clear();
}
bool PersistenceManager::Save() {
bool PersistenceManager::Save()
{
return SaveToFile(filename_);
}
bool PersistenceManager::Load() {
bool PersistenceManager::Load()
{
return LoadFromFile(filename_);
}
bool PersistenceManager::SaveToFile(const std::string& filename) {
SDL_IOStream* stream = SDL_IOFromFile(filename.c_str(), "wb");
if (!stream) {
bool PersistenceManager::SaveToFile(const std::string &filename)
{
SDL_IOStream *stream = SDL_IOFromFile(filename.c_str(), "wb");
if (!stream)
{
SDL_Log("Error opening file for writing: %s", SDL_GetError());
return false;
}
// Write number of entries
const size_t count = data_.size();
if (SDL_WriteIO(stream, &count, sizeof(count)) != sizeof(count)) {
if (SDL_WriteIO(stream, &count, sizeof(count)) != sizeof(count))
{
SDL_Log("Error writing count: %s", SDL_GetError());
SDL_CloseIO(stream);
return false;
}
// Write each entry
for (const auto& [key, value] : data_) {
for (const auto &[key, value] : data_)
{
// Write key length
size_t keyLength = key.length();
if (SDL_WriteIO(stream, &keyLength, sizeof(keyLength)) != sizeof(keyLength)) {
if (SDL_WriteIO(stream, &keyLength, sizeof(keyLength)) != sizeof(keyLength))
{
SDL_Log("Error writing key length: %s", SDL_GetError());
SDL_CloseIO(stream);
return false;
}
// Write key
if (SDL_WriteIO(stream, key.c_str(), keyLength) != keyLength) {
if (SDL_WriteIO(stream, key.c_str(), keyLength) != keyLength)
{
SDL_Log("Error writing key: %s", SDL_GetError());
SDL_CloseIO(stream);
return false;
}
// Write value
if (!WriteValueToStream(stream, value)) {
if (!WriteValueToStream(stream, value))
{
SDL_CloseIO(stream);
return false;
}
@@ -79,9 +92,11 @@ bool PersistenceManager::SaveToFile(const std::string& filename) {
return true;
}
bool PersistenceManager::LoadFromFile(const std::string& filename) {
SDL_IOStream* stream = SDL_IOFromFile(filename.c_str(), "rb");
if (!stream) {
bool PersistenceManager::LoadFromFile(const std::string &filename)
{
SDL_IOStream *stream = SDL_IOFromFile(filename.c_str(), "rb");
if (!stream)
{
SDL_Log("File not found or error opening: %s", SDL_GetError());
return false;
}
@@ -90,17 +105,20 @@ bool PersistenceManager::LoadFromFile(const std::string& filename) {
// Read number of entries
size_t count;
if (SDL_ReadIO(stream, &count, sizeof(count)) != sizeof(count)) {
if (SDL_ReadIO(stream, &count, sizeof(count)) != sizeof(count))
{
SDL_Log("Error reading count: %s", SDL_GetError());
SDL_CloseIO(stream);
return false;
}
// Read each entry
for (size_t i = 0; i < count; ++i) {
for (size_t i = 0; i < count; ++i)
{
// Read key length
size_t keyLength;
if (SDL_ReadIO(stream, &keyLength, sizeof(keyLength)) != sizeof(keyLength)) {
if (SDL_ReadIO(stream, &keyLength, sizeof(keyLength)) != sizeof(keyLength))
{
SDL_Log("Error reading key length: %s", SDL_GetError());
SDL_CloseIO(stream);
return false;
@@ -108,7 +126,8 @@ bool PersistenceManager::LoadFromFile(const std::string& filename) {
// Read key
std::string key(keyLength, '\0');
if (SDL_ReadIO(stream, key.data(), keyLength) != keyLength) {
if (SDL_ReadIO(stream, key.data(), keyLength) != keyLength)
{
SDL_Log("Error reading key: %s", SDL_GetError());
SDL_CloseIO(stream);
return false;
@@ -116,7 +135,8 @@ bool PersistenceManager::LoadFromFile(const std::string& filename) {
// Read value
ValueType value;
if (!ReadValueFromStream(stream, value)) {
if (!ReadValueFromStream(stream, value))
{
SDL_CloseIO(stream);
return false;
}
@@ -129,176 +149,208 @@ bool PersistenceManager::LoadFromFile(const std::string& filename) {
}
// Template-specific implementations
void PersistenceManager::SetValueImpl(const std::string& key, bool value) {
void PersistenceManager::SetValueImpl(const std::string &key, bool value)
{
data_[key] = value;
}
void PersistenceManager::SetValueImpl(const std::string& key, int value) {
void PersistenceManager::SetValueImpl(const std::string &key, int value)
{
data_[key] = value;
}
void PersistenceManager::SetValueImpl(const std::string& key, float value) {
void PersistenceManager::SetValueImpl(const std::string &key, float value)
{
data_[key] = value;
}
void PersistenceManager::SetValueImpl(const std::string& key, double value) {
void PersistenceManager::SetValueImpl(const std::string &key, double value)
{
data_[key] = value;
}
void PersistenceManager::SetValueImpl(const std::string& key, const std::string& value) {
void PersistenceManager::SetValueImpl(const std::string &key, const std::string &value)
{
data_[key] = value;
}
bool PersistenceManager::GetValueImpl(const std::string& key, bool defaultValue) const {
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<bool>(it->second)) {
bool PersistenceManager::GetValueImpl(const std::string &key, bool defaultValue) const
{
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<bool>(it->second))
{
return std::get<bool>(it->second);
}
return defaultValue;
}
int PersistenceManager::GetValueImpl(const std::string& key, int defaultValue) const {
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<int>(it->second)) {
int PersistenceManager::GetValueImpl(const std::string &key, int defaultValue) const
{
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<int>(it->second))
{
return std::get<int>(it->second);
}
return defaultValue;
}
float PersistenceManager::GetValueImpl(const std::string& key, float defaultValue) const {
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<float>(it->second)) {
float PersistenceManager::GetValueImpl(const std::string &key, float defaultValue) const
{
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<float>(it->second))
{
return std::get<float>(it->second);
}
return defaultValue;
}
double PersistenceManager::GetValueImpl(const std::string& key, double defaultValue) const {
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<double>(it->second)) {
double PersistenceManager::GetValueImpl(const std::string &key, double defaultValue) const
{
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<double>(it->second))
{
return std::get<double>(it->second);
}
return defaultValue;
}
std::string PersistenceManager::GetValueImpl(const std::string& key, const std::string& defaultValue) const {
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<std::string>(it->second)) {
std::string PersistenceManager::GetValueImpl(const std::string &key, const std::string &defaultValue) const
{
if (const auto it = data_.find(key); it != data_.end() && std::holds_alternative<std::string>(it->second))
{
return std::get<std::string>(it->second);
}
return defaultValue;
}
// Private helper methods
bool PersistenceManager::WriteValueToStream(SDL_IOStream* stream, const ValueType& value) {
bool PersistenceManager::WriteValueToStream(SDL_IOStream *stream, const ValueType &value)
{
const TypeId typeId = GetTypeId(value);
// Write type ID
if (SDL_WriteIO(stream, &typeId, sizeof(typeId)) != sizeof(typeId)) {
if (SDL_WriteIO(stream, &typeId, sizeof(typeId)) != sizeof(typeId))
{
SDL_Log("Error writing type ID: %s", SDL_GetError());
return false;
}
// Write value based on type
switch (typeId) {
case TypeId::BOOL: {
const bool val = std::get<bool>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::INT: {
const int val = std::get<int>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::FLOAT: {
const float val = std::get<float>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::DOUBLE: {
const double val = std::get<double>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::STRING: {
const auto& str = std::get<std::string>(value);
const size_t length = str.length();
// Write string length
if (SDL_WriteIO(stream, &length, sizeof(length)) != sizeof(length)) {
return false;
}
// Write string data
return SDL_WriteIO(stream, str.c_str(), length) == length;
switch (typeId)
{
case TypeId::BOOL: {
const bool val = std::get<bool>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::INT: {
const int val = std::get<int>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::FLOAT: {
const float val = std::get<float>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::DOUBLE: {
const double val = std::get<double>(value);
return SDL_WriteIO(stream, &val, sizeof(val)) == sizeof(val);
}
case TypeId::STRING: {
const auto &str = std::get<std::string>(value);
const size_t length = str.length();
// Write string length
if (SDL_WriteIO(stream, &length, sizeof(length)) != sizeof(length))
{
return false;
}
// Write string data
return SDL_WriteIO(stream, str.c_str(), length) == length;
}
}
return false;
}
bool PersistenceManager::ReadValueFromStream(SDL_IOStream* stream, ValueType& value) {
bool PersistenceManager::ReadValueFromStream(SDL_IOStream *stream, ValueType &value)
{
TypeId typeId;
// Read type ID
if (SDL_ReadIO(stream, &typeId, sizeof(typeId)) != sizeof(typeId)) {
if (SDL_ReadIO(stream, &typeId, sizeof(typeId)) != sizeof(typeId))
{
SDL_Log("Error reading type ID: %s", SDL_GetError());
return false;
}
// Read value based on type
switch (typeId) {
case TypeId::BOOL: {
bool val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val)) {
value = val;
return true;
}
break;
}
case TypeId::INT: {
int val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val)) {
value = val;
return true;
}
break;
}
case TypeId::FLOAT: {
float val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val)) {
value = val;
return true;
}
break;
}
case TypeId::DOUBLE: {
double val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val)) {
value = val;
return true;
}
break;
}
case TypeId::STRING: {
size_t length;
if (SDL_ReadIO(stream, &length, sizeof(length)) != sizeof(length)) {
return false;
}
std::string str(length, '\0');
if (SDL_ReadIO(stream, str.data(), length) == length) {
value = str;
return true;
}
break;
switch (typeId)
{
case TypeId::BOOL: {
bool val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val))
{
value = val;
return true;
}
break;
}
case TypeId::INT: {
int val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val))
{
value = val;
return true;
}
break;
}
case TypeId::FLOAT: {
float val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val))
{
value = val;
return true;
}
break;
}
case TypeId::DOUBLE: {
double val;
if (SDL_ReadIO(stream, &val, sizeof(val)) == sizeof(val))
{
value = val;
return true;
}
break;
}
case TypeId::STRING: {
size_t length;
if (SDL_ReadIO(stream, &length, sizeof(length)) != sizeof(length))
{
return false;
}
std::string str(length, '\0');
if (SDL_ReadIO(stream, str.data(), length) == length)
{
value = str;
return true;
}
break;
}
}
SDL_Log("Error reading value: %s", SDL_GetError());
return false;
}
PersistenceManager::TypeId PersistenceManager::GetTypeId(const ValueType& value)
PersistenceManager::TypeId PersistenceManager::GetTypeId(const ValueType &value)
{
if (std::holds_alternative<bool>(value)) return TypeId::BOOL;
if (std::holds_alternative<int>(value)) return TypeId::INT;
if (std::holds_alternative<float>(value)) return TypeId::FLOAT;
if (std::holds_alternative<double>(value)) return TypeId::DOUBLE;
if (std::holds_alternative<std::string>(value)) return TypeId::STRING;
if (std::holds_alternative<bool>(value))
return TypeId::BOOL;
if (std::holds_alternative<int>(value))
return TypeId::INT;
if (std::holds_alternative<float>(value))
return TypeId::FLOAT;
if (std::holds_alternative<double>(value))
return TypeId::DOUBLE;
if (std::holds_alternative<std::string>(value))
return TypeId::STRING;
// Should never be reached
return TypeId::BOOL;
}
#endif // !ESP_PLATFORM
}