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This commit is contained in:
Sascha Kühl 2025-05-08 22:04:25 +02:00
parent 7d47ef0b82
commit 62e3d18144
1 changed files with 47 additions and 45 deletions
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92
include/matador/orm/session_insert_builder.hpp
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@ -7,67 +7,68 @@
#include "matador/object/schema.hpp"
namespace matador::orm {
struct entity_insert_data {
sql::table table;
std::vector<std::string> columns;
std::vector<utils::database_type> values;
sql::table table;
std::vector<std::string> columns;
std::vector<utils::database_type> values;
};
enum class insert_build_error : std::uint8_t {
Ok = 0,
UnknownType,
MissingPrimaryKey,
UnexpectedError
Ok = 0,
UnknownType,
MissingPrimaryKey,
UnexpectedError
};
class insert_builder_exception final : public std::exception
{
class insert_builder_exception final : public std::exception {
public:
explicit insert_builder_exception(const insert_build_error error) : error_(error) {}
explicit insert_builder_exception(const insert_build_error error) : error_(error) {
}
[[nodiscard]] insert_build_error error() const { return error_; }
[[nodiscard]] insert_build_error error() const { return error_; }
private:
const insert_build_error error_;
const insert_build_error error_;
};
class session_insert_builder final {
public:
explicit session_insert_builder(const object::schema &scm)
: schema_(scm) {}
explicit session_insert_builder(const object::schema &scm)
: schema_(scm) {
}
template<class EntityType>
utils::result<std::vector<entity_insert_data>, insert_build_error> build(const EntityType &obj) {
auto info = schema_.info<EntityType>();
if (!info) {
return utils::failure(insert_build_error::UnknownType);
}
table_info_stack_.push({info.value()});
entity_insert_data_ = {{sql::table{info.value().get().name()}}};
// processed_tables_.insert({info->get().name(), entity_insert_data_.root_table});
try {
access::process(*this, obj);
return {utils::ok(std::move(entity_insert_data_))};
} catch (const insert_builder_exception &ex) {
return {utils::failure(ex.error())};
} catch (...) {
return {utils::failure(insert_build_error::UnexpectedError)};
}
template<class EntityType>
utils::result<std::vector<entity_insert_data>, insert_build_error> build(const EntityType &obj) {
auto info = schema_.info<EntityType>();
if (!info) {
return utils::failure(insert_build_error::UnknownType);
}
table_info_stack_.push({info.value()});
entity_insert_data_ = {{sql::table{info.value().get().name()}}};
// processed_tables_.insert({info->get().name(), entity_insert_data_.root_table});
try {
access::process(*this, obj);
template < class V >
void on_primary_key(const char *id, V &x, std::enable_if_t<std::is_integral_v<V> && !std::is_same_v<bool, V>>* = nullptr)
{
push(id, x);
return {utils::ok(std::move(entity_insert_data_))};
} catch (const insert_builder_exception &ex) {
return {utils::failure(ex.error())};
} catch (...) {
return {utils::failure(insert_build_error::UnexpectedError)};
}
}
void on_primary_key(const char *id, std::string &, size_t);
void on_revision(const char *id, unsigned long long &/*rev*/);
template<class V>
void on_primary_key(const char *id, V &x,
std::enable_if_t<std::is_integral_v<V> && !std::is_same_v<bool, V>> * = nullptr) {
push(id, x);
}
template<typename Type>
void on_attribute(const char *id, Type &, const utils::field_attributes &/*attr*/ = utils::null_attributes) {
void on_primary_key(const char *id, std::string &, size_t);
void on_revision(const char *id, unsigned long long &/*rev*/);
template<typename Type>
void on_attribute(const char *id, Type &x, const utils::field_attributes &/*attr*/ = utils::null_attributes) {
push(id, x);
}
template<class Pointer>
@ -79,11 +80,13 @@ public:
}
template<class ContainerType>
void on_has_many(const char * /*id*/, ContainerType &, const char *join_column, const utils::foreign_attributes &attr) {
void on_has_many(const char * /*id*/, ContainerType &, const char *join_column,
const utils::foreign_attributes &attr) {
}
template<class ContainerType>
void on_has_many_to_many(const char *id, ContainerType &/*cont*/, const char *join_column, const char *inverse_join_column, const utils::foreign_attributes &attr) {
void on_has_many_to_many(const char *id, ContainerType &/*cont*/, const char *join_column,
const char *inverse_join_column, const utils::foreign_attributes &attr) {
}
template<class ContainerType>
@ -100,11 +103,10 @@ private:
};
std::stack<table_info> table_info_stack_;
std::unordered_map<std::string, std::shared_ptr<sql::table>> processed_tables_;
std::unordered_map<std::string, std::shared_ptr<sql::table> > processed_tables_;
const object::schema &schema_;
std::vector<entity_insert_data> entity_insert_data_;
};
}
#endif //SESSION_INSERT_BUILDER_HPP