#include "matador/sql/internal/query_result_pk_resolver.hpp"

#include "matador/utils/value.hpp"

namespace matador::sql::internal {
void query_result_pk_resolver::on_primary_key(const char* id, std::string& /*value*/, const size_t size) {
    if (!type_stack_.empty()) {
        return;
    }
    std::string value;
    utils::data_type_traits<std::string>::read_value(reader_, id, column_index_++, value, size);
    pk_ = value;
}

void query_result_pk_resolver::on_attribute(const char *id, const utils::value &x, const utils::field_attributes &attr) {
    if (is_constraint_set(attr.options(), utils::constraints::PRIMARY_KEY)) {
        if (x.is_integer()) {
            uint64_t val;
            utils::data_type_traits<uint64_t>::read_value(reader_, id, column_index_++, val);
            pk_ = val;
        } else if (x.is_varchar()) {
            std::string value;
            utils::data_type_traits<std::string>::read_value(reader_, id, column_index_++, value, attr.size());
            pk_ = value;
        }
    }
    ++column_index_;
}

}