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#pragma once
#include "Exception.h"
#include "Resource.h"
#include "cru/base/String.h"
#include <memory>
#include <type_traits>
namespace cru::platform {
template <typename TTarget>
TTarget* CheckPlatform(IPlatformResource* resource,
const String& target_platform) {
if (resource == nullptr) return nullptr;
const auto result = dynamic_cast<TTarget*>(resource);
if (result == nullptr) {
throw PlatformNotMatchException(
resource->GetPlatformId(), target_platform,
u"Try to convert resource to target platform failed.");
}
return result;
}
template <typename TTarget, typename TSource>
std::shared_ptr<TTarget> CheckPlatform(const std::shared_ptr<TSource>& resource,
const String& target_platform) {
if (resource == nullptr) return nullptr;
static_assert(std::is_base_of_v<IPlatformResource, TSource>,
"TSource must be a subclass of INativeResource.");
const auto result = std::dynamic_pointer_cast<TTarget>(resource);
if (result == nullptr) {
throw PlatformNotMatchException(
resource->GetPlatformId(), target_platform,
u"Try to convert resource to target platform failed.");
}
return result;
}
template <typename TTarget>
TTarget* CheckPlatform(IPlatformResource* resource,
std::string target_platform) {
if (resource == nullptr) return nullptr;
const auto result = dynamic_cast<TTarget*>(resource);
if (result == nullptr) {
throw PlatformNotMatchException(
resource->GetPlatformIdUtf8(), target_platform,
"Try to convert resource to target platform failed.");
}
return result;
}
template <typename TTarget, typename TSource>
std::shared_ptr<TTarget> CheckPlatform(const std::shared_ptr<TSource>& resource,
std::string target_platform) {
if (resource == nullptr) return nullptr;
static_assert(std::is_base_of_v<IPlatformResource, TSource>,
"TSource must be a subclass of IPlatformResource.");
const auto result = std::dynamic_pointer_cast<TTarget>(resource);
if (result == nullptr) {
throw PlatformNotMatchException(
resource->GetPlatformIdUtf8(), target_platform,
"Try to convert resource to target platform failed.");
}
return result;
}
} // namespace cru::platform
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