/**
 * Copyright 2012 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * Author: Jim Burton
 */

package wallet;

option java_package = "org.bitcoinj.wallet";
option java_outer_classname = "Protos";

message Wallet {
  required string network_identifier = 1; // the network used by this wallet
  // org.bitcoin.production = production network (Satoshi genesis block)
  // org.bitcoin.test = test network (Andresen genesis block)

  optional bytes last_seen_block_hash = 2; // the Sha256 hash of the block last seen by this wallet

  message Key {
    required string private_key = 1; // base58 representation of private key
    optional string label = 2; // for presentation purposes
    optional int64 creation_timestamp = 3;  // datetime stored as millis since epoch.
  }
  repeated Key key = 3;


  message Transaction {
    enum Pool {
      UNSPENT = 0;
      SPENT = 1;
      PENDING = 2;
      INACTIVE = 3;
      DEAD = 4;
    }

    // See com.google.bitcoin.core.Wallet.java for detailed description of pool semantics
    required bytes hash = 1;
    required Pool pool = 2;

    optional int64 updated_at = 3; // millis since epoch the transaction was last updated

    message TransactionInput {
      required bytes transaction_out_point_hash = 1;
      // Sha256Hash of transaction output this input is using
      required int32 transaction_out_point_index = 2;
      // index of transaction output used by this input if in this wallet

      required bytes script_bytes = 3; // script of transaction input
    }

    repeated TransactionInput transaction_input = 4;

    message TransactionOutput {
      required int64 value = 1;
      required bytes script_bytes = 2;    // script of transaction output
      optional bytes spent_by_transaction_hash = 3; // if spent, the Sha256Hash of the transaction doing the spend
      optional int32 spent_by_transaction_index = 4;
      // if spent, the index of the transaction output of the transaction doing the spend
    }
    repeated TransactionOutput transaction_output = 5;


    repeated bytes block_hash = 6;
    // Sha256Hash of block in block chain in which this transaction appears
  }
  repeated Transaction transaction =   4;
} // end of Wallet