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#pragma once
#include <forstio/core/common.h>
#include <forstio/core/templates.h>
#include <vector>
#include "schema.h"
namespace saw {
namespace encode {
struct Native {};
}
/*
* Helper for the basic message container, so the class doesn't have to be
* specialized 10 times.
*/
template <class T> struct native_data_type;
template <>
struct native_data_type<schema::Primitive<schema::SignedInteger, 1>> {
using type = int8_t;
};
template <>
struct native_data_type<schema::Primitive<schema::SignedInteger, 2>> {
using type = int16_t;
};
template <>
struct native_data_type<schema::Primitive<schema::SignedInteger, 4>> {
using type = int32_t;
};
template <>
struct native_data_type<schema::Primitive<schema::SignedInteger, 8>> {
using type = int64_t;
};
template <>
struct native_data_type<schema::Primitive<schema::UnsignedInteger, 1>> {
using type = uint8_t;
};
template <>
struct native_data_type<schema::Primitive<schema::UnsignedInteger, 2>> {
using type = uint16_t;
};
template <>
struct native_data_type<schema::Primitive<schema::UnsignedInteger, 4>> {
using type = uint32_t;
};
template <>
struct native_data_type<schema::Primitive<schema::UnsignedInteger, 8>> {
using type = uint64_t;
};
template <>
struct native_data_type<schema::Primitive<schema::FloatingPoint, 4>> {
using type = float;
};
template <>
struct native_data_type<schema::Primitive<schema::FloatingPoint, 8>> {
using type = double;
};
template<typename T, typename Encoding = encode::Native>
class data {
private:
static_assert(always_false<T>, "Type not supported");
};
template<typename... T, string_literal... literals>
class data<schema::Struct<schema::Member<T, literals>...>, encode::Native> {
private:
std::tuple<data<T,encode::Native>...> value_;
public:
template<string_literal literal>
data<
typename parameter_pack_type<
parameter_key_pack_index<
literal, literals...
>::value
, T...>::type
, encode::Native>& get(){
return std::get<parameter_key_pack_index<literal, literals...>::value>(value_);
}
constexpr size_t size() const {
return sizeof...(T);
}
};
template<typename... T>
class data<schema::Tuple<T...>, encode::Native> {
private:
std::tuple<data<T,encode::Native>> value_;
public:
template<size_t i>
data<typename parameter_pack_type<i>::type, encode::Native>& get(){
return std::get<i>();
}
constexpr size_t size() const {
return sizeof...(T);
}
};
template<typename T>
class data<schema::Array<T>, encode::Native> {
private:
std::vector<data<T, encode::Native>> value_;
public:
data(size_t size_){
value_.resize(size_);
}
data<T, encode::Native>& at(size_t i){
return value_.at(i);
}
size_t size() const { return value_;}
};
template<>
class data<schema::String, encode::Native> {
private:
std::string value_;
public:
SAW_FORBID_COPY(data);
data() = default;
data(std::string value__):value_{std::move(value__)}{}
std::size_t size() const {
return value_.size();
}
char get_at(size_t i) const{
return value_.at(i);
}
void set_at(size_t i, char val){
value_.at(i) = val;
}
bool operator==(const data<schema::String, encode::Native>& data){
return value_ == data.value_;
}
};
template<typename T, size_t N>
class data<schema::Primitive<T,N>, encode::Native> {
private:
typename native_data_type<schema::Primitive<T,N>>::type value_;
public:
SAW_FORBID_COPY(data);
data(typename native_data_type<schema::Primitive<T,N>>::type value__):
value_{std::move(value__)}{}
void set(typename native_data_type<schema::Primitive<T,N>>::type val){
value_ = val;
}
typename native_data_type<schema::Primitive<T,N>>::type get() const {return value_;}
};
}
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