attaching schema nodes progress

source/core/object/attribute_definition.cpp

@@ -77,6 +77,10 @@ std::string attribute_definition::table_name() const {
   return table_;
 }
 
+void attribute_definition::table_name( const std::string& tn ) {
+    table_= tn;
+}
+
 int attribute_definition::index() const {
   return index_;
 }
@@ -85,6 +89,10 @@ const utils::field_attributes &attribute_definition::attributes() const {
   return attributes_;
 }
 
+utils::field_attributes& attribute_definition::attributes() {
+  return attributes_;
+}
+
 bool attribute_definition::is_nullable() const {
   return null_option_ == null_option::NULLABLE;
 }

source/core/object/attribute_definition_generator.cpp

@@ -3,7 +3,7 @@
 
 namespace matador::object {
 
-attribute_definition_generator::attribute_definition_generator(std::vector<object::attribute_definition> &columns, const schema &repo)
+attribute_definition_generator::attribute_definition_generator(std::vector<object::attribute_definition> &columns, schema &repo)
 : columns_(columns)
 , repo_(repo)
 {}
@@ -19,7 +19,11 @@ void attribute_definition_generator::on_revision(const char *id, uint64_t &rev)
 }
 
 utils::result<std::shared_ptr<attribute_definition>, utils::error> attribute_definition_generator::determine_foreign_ref(const std::type_index &ti) const {
-    return repo_.reference(ti);
+  return repo_.reference_column(ti);
+}
+
+void attribute_definition_generator::insert_missing_reference_column(const std::type_index& ti, std::shared_ptr<attribute_definition> ref_column) const {
+  repo_.missing_references_.insert({ti, ref_column});
 }
 
 void fk_attribute_generator::on_primary_key(const char *, std::string &, const size_t size)

source/core/object/basic_object_info.cpp

@@ -8,34 +8,31 @@ namespace matador::object {
 basic_object_info::basic_object_info(std::shared_ptr<schema_node> node,
                                      const std::type_index type_index,
                                      utils::identifier &&pk,
-                                     std::shared_ptr<attribute_definition> &&pk_column,
+                                     const std::shared_ptr<attribute_definition> &pk_column,
                                      object_definition &&definition)
 : node_(std::move(node))
-, type_index_(type_index)
 , definition_(std::move(definition))
 , identifier_(std::move(pk))
-, pk_column_(std::move(pk_column)) {
+, pk_column_(pk_column) {
 }
 
 basic_object_info::basic_object_info(std::shared_ptr<schema_node> node,
                                      const std::type_index type_index,
                                      utils::identifier &&pk,
-                                     std::shared_ptr<attribute_definition> &&pk_column)
+                                     const std::shared_ptr<attribute_definition> &pk_column)
 : node_(std::move(node))
-, type_index_(type_index)
 , identifier_(std::move(pk))
-, pk_column_(std::move(pk_column)) {
+, pk_column_(pk_column) {
 }
 
 basic_object_info::basic_object_info(std::shared_ptr<schema_node> node,
                                      const std::type_index type_index,
                                      object_definition &&definition)
 : node_(std::move(node))
-, type_index_(type_index)
 , definition_(std::move(definition)) {}
 
 std::type_index basic_object_info::type_index() const {
-  return type_index_;
+  return node_->type_index();
 }
 
 std::string basic_object_info::name() const {

source/core/object/schema.cpp

@@ -53,7 +53,7 @@ bool schema::contains( const std::type_index& index ) const {
   return nodes_by_type_.count(index) > 0;
 }
 
-utils::result<std::shared_ptr<attribute_definition>, utils::error> schema::reference(const std::type_index &type_index) const {
+utils::result<std::shared_ptr<attribute_definition>, utils::error> schema::reference_column(const std::type_index &type_index) const {
   const auto result = find_node(type_index);
   if (result) {
     return utils::ok((*result)->info().reference_column());
@@ -64,8 +64,8 @@ utils::result<std::shared_ptr<attribute_definition>, utils::error> schema::refer
 
 void schema::dump(std::ostream &os) const {
   for (const auto &node : *this) {
-    os << "node [" << node.name() << "] (" << node.type_index().name() << ")\n";
-    for (auto it = node.info().endpoint_begin(); it != node.info().endpoint_end(); ++it) {
+    os << "node [" << node->name() << "] (" << node->type_index().name() << ")\n";
+    for (auto it = node->info().endpoint_begin(); it != node->info().endpoint_end(); ++it) {
       os << "  " << /*node.name() << "::" <<*/ it->second->field_name() << " (" << it->second->type_name() << ")";
       if (it->second->foreign_endpoint()) {
         os << " <---> " << it->second->foreign_endpoint()->node().name() << "::" << it->second->foreign_endpoint()->field_name() << " (" << it->second->foreign_endpoint()->type_name() << ")\n";

source/core/object/schema_node.cpp

@@ -1,14 +1,22 @@
 #include <utility>
 
+#include "matador/object/schema.hpp"
 #include "matador/object/schema_node.hpp"
 
 namespace matador::object {
 schema_node::schema_node(object::schema &tree)
-: schema_(tree) {
+: schema_(tree)
+, type_index_(typeid(detail::null_type)){
 }
 
-schema_node::schema_node(object::schema &tree, std::string name)
+schema_node::schema_node(object::schema &tree, const std::type_index& ti)
 : schema_(tree)
+, type_index_(ti) {
+}
+
+schema_node::schema_node(object::schema &tree, std::string name, const std::type_index& ti)
+: schema_(tree)
+, type_index_(ti)
 , first_child_(std::shared_ptr<schema_node>(new schema_node(tree)))
 , last_child_(std::shared_ptr<schema_node>(new schema_node(tree)))
 , name_(std::move(name)) {
@@ -28,7 +36,7 @@ std::string schema_node::name() const {
 }
 
 std::type_index schema_node::type_index() const {
-  return info_->type_index();
+  return type_index_;
 }
 
 const basic_object_info &schema_node::info() const {
@@ -37,7 +45,7 @@ const basic_object_info &schema_node::info() const {
 
 void schema_node::update_name(const std::string& name) {
   name_ = name;
-  info_->reference_column()->name(name);
+  info_->reference_column()->table_name(name);
 }
 
 const object::schema& schema_node::schema() const {
@@ -50,7 +58,7 @@ bool schema_node::has_children() const {
 
 schema_node::node_ptr schema_node::next() const {
   // if we have a child, child is the next iterator to return
-  // (if we don't do iterate over the siblings)
+  // (if we don't iterate over the siblings)
   if (first_child_ && first_child_->next_sibling_ != last_child_) {
     return first_child_->next_sibling_;
   }
@@ -65,7 +73,7 @@ schema_node::node_ptr schema_node::next() const {
 }
 
 schema_node::node_ptr schema_node::prev() const {
-  // if node has a previous sibling, we set it
+  // if the node has a previous sibling, we set it
   // as our next iterator. then we check if there
   // are last children. if so, we set the last-last
   // child as our iterator
@@ -87,4 +95,30 @@ void schema_node::unlink() {
   next_sibling_.reset();
   previous_sibling_.reset();
 }
+
+utils::result<schema_node::node_ptr, utils::error> schema_node::make_and_attach_node(object::schema& tree, const std::string& name, const std::type_index& ti) {
+    const auto node = std::shared_ptr<schema_node>(new schema_node(tree, name, ti));
+
+    return tree.attach_node(node, "");
+}
+
+std::shared_ptr<attribute_definition> schema_node::determine_reference_column(const std::type_index& ti, const std::string& name, const primary_key_info& pk_info, object::schema& tree) {
+    const auto it = tree.missing_references_.find(ti);
+    if (it == tree.missing_references_.end()) {
+        return std::make_shared<attribute_definition>(pk_info.pk_column_name, name, pk_info.type, utils::constraints::FOREIGN_KEY);
+    }
+
+    auto ref_column = it->second;
+    tree.missing_references_.erase(it);
+    ref_column->name(pk_info.pk_column_name);
+    ref_column->table_name(name);
+    ref_column->type(pk_info.type);
+    ref_column->attributes() = utils::constraints::FOREIGN_KEY;
+
+    if (name.empty()) {
+      tree.missing_references_.insert({ti, ref_column});
+    }
+
+    return ref_column;
+}
 }

source/core/object/schema_node_iterator.cpp

@@ -4,8 +4,8 @@
 
 namespace matador::object {
 
-const_schema_node_iterator::const_schema_node_iterator(std::shared_ptr<value_type> node)
-: node_(std::move(node))
+const_schema_node_iterator::const_schema_node_iterator(const value_type& node)
+: node_(node)
 {}
 
 bool const_schema_node_iterator::operator==(const const_schema_node_iterator &i) const
@@ -25,7 +25,7 @@ const_schema_node_iterator& const_schema_node_iterator::operator++()
 }
 
 const_schema_node_iterator const_schema_node_iterator::operator++( int ) {
-  const std::shared_ptr<value_type> tmp = node_;
+  const value_type tmp = node_;
   increment();
   return const_schema_node_iterator(tmp);
 }
@@ -38,7 +38,7 @@ const_schema_node_iterator& const_schema_node_iterator::operator--()
 
 const_schema_node_iterator const_schema_node_iterator::operator--(int)
 {
-  const std::shared_ptr<value_type> tmp = node_;
+  const value_type tmp = node_;
   decrement();
   return const_schema_node_iterator(tmp);
 }
@@ -50,7 +50,7 @@ const_schema_node_iterator::pointer const_schema_node_iterator::operator->() con
 
 const_schema_node_iterator::reference const_schema_node_iterator::operator*() const
 {
-  return *node_;
+  return node_;
 }
 
 const_schema_node_iterator::pointer const_schema_node_iterator::get() const

source/core/utils/error.cpp

@@ -81,9 +81,12 @@ bool operator<(const error &lhs, const std::error_code &rhs) {
   return lhs.ec_ < rhs;
 }
 
-// std::ostream & operator<<(std::ostream &out, const error &err) {
-  // out << err.ec_ << " " << err.ec_.message();
-  // return out;
-// }
+std::ostream & operator<<(std::ostream &out, const error &err) {
+  out << err.ec_ << " " << err.ec_.message() << "\n";
+  for (const auto & [key, value] : err.error_infos_) {
+    out << "  " << key << ": " << value << "\n";
+  }
+  return out;
+}
 
 }