sudo tee $HOME/inrcrud/inrcrud.cpp >/dev/null <<EOF
#include <inery/inery.hpp>
#include <inery/print.hpp>
#include <string>
using namespace inery;
using std::string;
class [[inery::contract]] inrcrud : public inery::contract {
public:
using inery::contract::contract;
[[inery::action]] void create( uint64_t id, name user, string data ) {
records recordstable( _self, id );
auto existing = recordstable.find( id );
check( existing == recordstable.end(), "record with that ID already exists" );
check( data.size() <= 256, "data has more than 256 bytes" );
recordstable.emplace( _self, [&]( auto& s ) {
s.id = id;
s.owner = user;
s.data = data;
});
print( "Hello, ", name{user} );
print( "Created with data: ", data );
}
[[inery::action]] void read( uint64_t id ) {
records recordstable( _self, id );
auto existing = recordstable.find( id );
check( existing != recordstable.end(), "record with that ID does not exist" );
const auto& st = *existing;
print("Data: ", st.data);
}
[[inery::action]] void update( uint64_t id, string data ) {
records recordstable( _self, id );
auto st = recordstable.find( id );
check( st != recordstable.end(), "record with that ID does not exist" );
recordstable.modify( st, get_self(), [&]( auto& s ) {
s.data = data;
});
print("Data: ", data);
}
[[inery::action]] void destroy( uint64_t id ) {
records recordstable( _self, id );
auto existing = recordstable.find( id );
check( existing != recordstable.end(), "record with that ID does not exist" );
const auto& st = *existing;
recordstable.erase( st );
print("Record Destroyed: ", id);
}
private:
struct [[inery::table]] record {
uint64_t id;
name owner;
string data;
uint64_t primary_key()const { return id; }
};
typedef inery::multi_index<"records"_n, record> records;
};
EOF
Compile
cd inrcrud
cd; source .bashrc; cd -
inery-cpp -abigen -o inrcrud.wasm inrcrud.cpp
