46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
#ifndef MATADOR_QUERY_CONTAINER_RESOLVER_HPP
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#define MATADOR_QUERY_CONTAINER_RESOLVER_HPP
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#include "matador/object/collection_resolver.hpp"
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#include "matador/sql/internal/identifier_statement_binder.hpp"
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#include "matador/sql/statement.hpp"
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namespace matador::sql {
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class executor;
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}
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namespace matador::query {
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template<typename Type>
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class query_collection_resolver : public object::collection_resolver<Type> {
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public:
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explicit query_collection_resolver(sql::statement &&stmt, const std::type_index& root_type, std::string join_column)
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: object::collection_resolver<Type>(root_type, join_column)
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, stmt_(std::move(stmt))
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{}
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std::vector<Type> resolve(const utils::identifier &id) override;
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protected:
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sql::statement stmt_;
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std::type_index index{typeid(Type)};
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};
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template<typename Type>
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std::vector<Type> query_collection_resolver<Type>::resolve(const utils::identifier &id) {
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sql::identifier_statement_binder binder(stmt_);
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binder.bind(id);
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auto result = stmt_.fetch();
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if (!result) {
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return {};
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}
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std::vector<Type> out;
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for (const auto &i: *result) {
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// Todo: convert the first value of record into an utils::identifier
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// then create a object_proxy<Type>(resolver, identifier)
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// out.emplace_back(resolver, identifier);
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}
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return out;
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}
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}
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#endif //MATADOR_QUERY_CONTAINER_RESOLVER_HPP
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