Definition: [
"autonomous agent",
{
"messages": {
"cases": [
{
"if": "{
$define_usd = trigger.data.define_usd AND !var['usd_asset'];
$define_www = trigger.data.define_www AND !var['www_asset'];
if ($define_usd AND $define_www)
bounce("can't define both assets at the same time");
$define_usd OR $define_www
}",
"messages": [
{
"app": "asset",
"payload": {
"is_private": false,
"is_transferrable": true,
"auto_destroy": false,
"fixed_denominations": false,
"issued_by_definer_only": true,
"cosigned_by_definer": false,
"spender_attested": false
}
},
{
"app": "state",
"state": "{
$asset = $define_usd ? 'usd_asset' : 'www_asset';
var[$asset] = response_unit;
response[$asset] = response_unit;
}"
}
]
},
{
"if": "{trigger.output[[asset=base]] >= 1e5 AND var['usd_asset'] AND var['www_asset']}",
"messages": [
{
"app": "payment",
"payload": {
"asset": "{var['usd_asset']}",
"outputs": [
{
"address": "{trigger.address}",
"amount": "{ trigger.output[[asset=base]] }"
}
]
}
},
{
"app": "payment",
"payload": {
"asset": "{var['www_asset']}",
"outputs": [
{
"address": "{trigger.address}",
"amount": "{ trigger.output[[asset=base]] }"
}
]
}
}
]
},
{
"if": "{ trigger.data.blackswan AND !var['blackswan'] AND data_feed[[oracles='X55IWSNMHNDUIYKICDW3EOYAWHRUKANP', feed_name='WWW_USD']] < 0.50 AND timestamp < 1556668800 }",
"messages": [
{
"app": "state",
"state": "{
var['blackswan'] = 1;
response['blackswan'] = 1;
}"
}
]
},
{
"if": "{
if (trigger.output[[asset!=base]].asset == 'none')
return false;
$www_asset_amount = trigger.output[[asset=var['www_asset']]];
$usd_asset_amount = trigger.output[[asset=var['usd_asset']]];
if ($www_asset_amount < 1e4 AND $usd_asset_amount < 1e4)
return false;
if ($www_asset_amount == $usd_asset_amount){ // helps in case the exchange rate is never posted
$bytes = $www_asset_amount;
return true;
}
if (var['blackswan'])
$bytes = $usd_asset_amount;
else{
if (timestamp < 1556668800)
bounce('wait for maturity date');
// data_feed will abort if the exchange rate not posted yet
$exchange_rate = data_feed[[oracles='X55IWSNMHNDUIYKICDW3EOYAWHRUKANP', feed_name='WWW_USD']];
$bytes_per_usd_asset = min(10/$exchange_rate/2, 1);
$bytes_per_www_asset = 1 - $bytes_per_usd_asset;
$bytes = round($bytes_per_usd_asset * $usd_asset_amount + $bytes_per_www_asset * $www_asset_amount);
}
true
}",
"messages": [
{
"app": "payment",
"payload": {
"asset": "base",
"outputs": [
{
"address": "{trigger.address}",
"amount": "{ $bytes }"
}
]
}
}
]
}
]
}
}
]