mage/cpp/nodes_module/nodes_module.cpp at main · memgraph/mage · GitHub

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#include <cstddef>

#include <mgp.hpp>

#include "algorithm/nodes.hpp"

extern "C" int mgp_init_module(struct mgp_module *module, struct mgp_memory *memory) {

try {

mgp::MemoryDispatcherGuard guard{memory};

AddProcedure(Nodes::Link, std::string(Nodes::kProcedureLink).c_str(), mgp::ProcedureType::Write,

{mgp::Parameter(std::string(Nodes::kArgumentNodesLink).c_str(), {mgp::Type::List, mgp::Type::Node}),

mgp::Parameter(std::string(Nodes::kArgumentTypeLink).c_str(), mgp::Type::String)},

{}, module, memory);

AddProcedure(

Nodes::RelationshipTypes, Nodes::kProcedureRelationshipTypes, mgp::ProcedureType::Read,

{mgp::Parameter(Nodes::kRelationshipTypesArg1, mgp::Type::Any),

mgp::Parameter(Nodes::kRelationshipTypesArg2, {mgp::Type::List, mgp::Type::String}, mgp::Value(mgp::List{}))},

{mgp::Return(Nodes::kResultRelationshipTypes, {mgp::Type::List, mgp::Type::Map})}, module, memory);

AddProcedure(Nodes::Delete, Nodes::kProcedureDelete, mgp::ProcedureType::Write,

{mgp::Parameter(Nodes::kDeleteArg1, mgp::Type::Any)}, {}, module, memory);

AddProcedure(Nodes::RelationshipsExist, std::string(Nodes::kProcedureRelationshipsExist).c_str(),

mgp::ProcedureType::Read,

{mgp::Parameter(std::string(Nodes::kArgumentNodesRelationshipsExist).c_str(),

{mgp::Type::List, mgp::Type::Any}),

mgp::Parameter(std::string(Nodes::kArgumentRelationshipsRelationshipsExist).c_str(),

{mgp::Type::List, mgp::Type::String})},

{mgp::Return(std::string(Nodes::kReturnRelationshipsExist).c_str(), {mgp::Type::Map, mgp::Type::Any})},

module, memory);

} catch (const std::exception &e) {

return 1;

}

return 0;

}

extern "C" int mgp_shutdown_module() { return 0; }

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