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has many to many collection resolver progress

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sascha
2026-02-03 07:26:37 +01:00
parent b2d5db2702
commit 73abd61eba
2 changed files with 94 additions and 6 deletions
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include/matador/query/schema.hpp
+14 -4
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@@ -69,10 +69,6 @@ public:
static void on_belongs_to(const char * /*id*/, Pointer & /*x*/, const utils::foreign_attributes &/*attr*/) {}
template<class Pointer>
static void on_has_one(const char * /*id*/, Pointer & /*x*/, const utils::foreign_attributes &/*attr*/) {}
template<class ContainerType>
static void on_has_many_to_many(const char *, ContainerType &, const char * /*join_column*/, const char * /*inverse_join_column*/, const utils::foreign_attributes &/*attr*/) {}
template<class ContainerType>
static void on_has_many_to_many(const char *, ContainerType &, const utils::foreign_attributes &/*attr*/) {}
template<class CollectionType>
void on_has_many(const char * /*id*/, CollectionType &/*cont*/, const char *join_column, const utils::foreign_attributes &/*attr*/, std::enable_if_t<object::is_object_ptr<typename CollectionType::value_type>::value> * = nullptr) {
@@ -99,6 +95,20 @@ public:
}
template<class CollectionType>
void on_has_many_to_many(const char *, CollectionType &, const char * /*join_column*/, const char * /*inverse_join_column*/, const utils::foreign_attributes &/*attr*/) {
const auto it = schema_.find(typeid(typename CollectionType::value_type::value_type));
if (it == schema_.end()) {
throw query_builder_exception{query_build_error::UnknownType};
}
if (!it->second.node().info().has_primary_key()) {
throw query_builder_exception{query_build_error::MissingPrimaryKey};
}
}
template<class ContainerType>
static void on_has_many_to_many(const char *, ContainerType &, const utils::foreign_attributes &/*attr*/) {}
private:
basic_schema& schema_;
const std::type_index root_type_;