lamington-voting-interface.cpp

class [[eosio::contract("example")]] example : public contract {
  
public:
  using contract::contract;
 [[eosio::action]] void post(const name author, const string message) {
    require_auth(author);
    message_table messages(_self, _self.value);
    messages.emplace(author, [&](auto &post) {
      post.id = messages.available_primary_key();
      post.body = message;
      post.author = author;
    });
  }


private:
  struct [[eosio::table]] MessageStruct {
    uint64_t        id;
    string          body;
    name            author;
    uint64_t primary_key() const { return id; };
  };
  typedef multi_index<"messages"_n, MessageStruct> message_table;
};