WatchDutchAuction.js

var auction_abi = 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name":"ClaimedTokens","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"_final_price","type":"uint256"}],"name":"AuctionEnded","type":"event"},{"anonymous":false,"inputs":[],"name":"TokensDistributed","type":"event"}]

var token_abi = [{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"num","type":"uint256"}],"name":"burn","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"transfer","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"auction_address","type":"address"},{"name":"wallet_address","type":"address"},{"name":"initial_supply","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_total_supply","type":"uint256"}],"name":"Deployed","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_receiver","type":"address"},{"indexed":true,"name":"_num","type":"uint256"},{"indexed":true,"name":"_total_supply","type":"uint256"}],"name":"Burnt","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Approval","type":"event"}]
    
var auction = eth.contract(auction_abi).at("0x0ff76548235a0c12f370e3c65848d8131444e506");
var token = eth.contract(token_abi).at("0x0376c03e6def1073f89235541406a308153a3a0c");

var intervalId;

function stop_watching() {
  clearInterval(intervalId);
};

function watch_auction() {
  var lastBlock = eth.getBlock('latest')['number'];
  intervalId = setInterval(function() {
    var block = eth.getBlock('latest')['number'];
    if (block != lastBlock) {
      lastBlock = block;
      var state = "[" + block + "]";
      state = state + " missing: " + auction.missingFundsToEndAuction();
      state = state + " stage: " + auction.stage();
      state = state + " final_price: " + auction.final_price();
      state = state + " price: " + auction.price();
      state = state + " wei_received: " + auction.received_wei();
      console.log(state);
    }
  }, 1000);
};
# to start
watch_auction();
# to stop
stop_watching();