Definition: [
"autonomous agent",
{
"doc_url": "https://prophet.ooo/prediction-markets.json",
"getters": "{
$lib_aa_const = "4NWNNEO5BD5EFIFRRLEEK2E6RUYBJIMP";
$get_reserve = ($yes_amount, $no_amount, $draw_amount) => ($lib_aa_const||'')#2.$get_reserve(this_address, $yes_amount, $no_amount, $draw_amount);
$get_exchange_result = ($yes_amount, $no_amount, $draw_amount) => ($lib_aa_const||'')#11.$get_exchange_result(this_address, $yes_amount, $no_amount, $draw_amount);
$get_result_for_buying_by_type = ($type, $reserve_amount) => ($lib_aa_const||'')#11.$get_result_for_buying_by_type(this_address, $type, $reserve_amount);
$get_supplies = () => {
var['supplies'] OTHERWISE {yes: 0, no: 0, draw: 0}
};
}",
"init": "{
$lib_aa = $lib_aa_const || '';
// params
$oracle = params.oracle;
require($oracle AND is_valid_address($oracle), "oracle isn't valid");
$comparison = params.comparison OTHERWISE "==";
require($comparison == "==" OR $comparison == ">" OR $comparison == ">=" OR $comparison == "<" OR $comparison == "<=" OR $comparison == "!=", "operation is unknown");
$feed_name = params.feed_name OTHERWISE '';
require(length($feed_name) > 0 AND $feed_name != "none", "feed_name isn't valid");
$reserve_asset = params.reserve_asset OTHERWISE 'base';
require(asset[$reserve_asset].exists, "no such asset: " || $reserve_asset);
$allow_draw = params.allow_draw;
$datafeed_draw_value = params.datafeed_draw_value OTHERWISE 'none';
$datafeed_value = params.datafeed_value;
require(exists($datafeed_value), "datafeed_value does not exist");
$event_date = params.event_date OTHERWISE 0;
require(is_integer($event_date) AND $event_date > 0, "event_date must be integer");
$waiting_period_length = params.waiting_period_length OTHERWISE 5 * 24 * 3600;
require(is_integer($waiting_period_length) AND $waiting_period_length >= 0, "waiting period must be integer");
$quiet_period = params.quiet_period OTHERWISE 0;
require(is_integer($quiet_period) AND $quiet_period >= 0, "quiet period must be integer");
$issue_fee = exists(params.issue_fee) ? params.issue_fee : 0.01;
require($issue_fee >= 0 AND $issue_fee < 1, "issue_fee isn't valid");
$redeem_fee = exists(params.redeem_fee) ? params.redeem_fee : 0.02;
require($redeem_fee >= 0 AND $redeem_fee < 1, "redeem_fee isn't valid");
// helpers
$result = var['result']; // yes/no/draw
$yes_asset = var['yes_asset'];
$no_asset = var['no_asset'];
$draw_asset = var['draw_asset'];
$ready = $yes_asset AND $no_asset AND ($draw_asset OR !$allow_draw);
$received_outcome_tokens = $ready AND (trigger.output[[asset=$yes_asset]] > 0 OR trigger.output[[asset=$no_asset]] > 0 OR ($allow_draw AND trigger.output[[asset=$draw_asset]] > 0));
$end_of_waiting_period = $event_date + $waiting_period_length;
$trading_open = timestamp <= $event_date - $quiet_period OR timestamp >= $end_of_waiting_period;
$network_fee = ($reserve_asset == 'base') ? 10000 : 0;
$reserve = var['reserve'] OTHERWISE 0;
$reserve_amount = trigger.output[[asset=$reserve_asset]];
$type = trigger.data.type OTHERWISE false;
$supplies = $get_supplies();
$sum_by_outcome = ($a, $b) => {yes: $a.yes + $b.yes, no: $a.no + $b.no, draw: $a.draw + $b.draw};
$to = trigger.data.to OTHERWISE trigger.address;
if (trigger.data.to AND !is_valid_address(trigger.data.to))
bounce("bad to address");
if ($type) {
require($type == 'yes' OR $type == 'no' OR $type == 'draw', "unknown type");
}
}",
"messages": {
"cases": [
{
"if": "{!$ready AND trigger.data.define}",
"init": "{
$define_type = $yes_asset ? ($no_asset ? "draw_asset" : "no_asset") : "yes_asset";
require(($define_type == 'draw_asset' AND $allow_draw) OR $define_type == 'no_asset' OR $define_type == 'yes_asset', "unknown define type");
require(!var[$define_type], "asset already defined");
}",
"messages": [
{
"app": "asset",
"payload": {
"auto_destroy": false,
"cosigned_by_definer": false,
"fixed_denominations": false,
"is_private": false,
"is_transferrable": true,
"issued_by_definer_only": true,
"spender_attested": false
}
},
{
"app": "data",
"if": "{trigger.data.factory}",
"payload": {
"factory": "{trigger.data.factory}",
"type": "{$define_type}"
}
},
{
"app": "payment",
"if": "{trigger.data.factory}",
"payload": {
"asset": "base",
"outputs": [
{
"address": "{trigger.data.factory}",
"amount": 4000
}
]
}
},
{
"app": "state",
"state": "{
var[$define_type] = response_unit;
response[$define_type] = response_unit;
response['event'] = json_stringify({type: 'define', asset_type: $define_type, asset: response_unit});
}"
}
]
},
{
"if": "{$ready AND !exists(trigger.data.claim_profit) AND !exists(trigger.data.add_liquidity) AND (($reserve_amount > $network_fee AND (trigger.data.yes_amount OR trigger.data.no_amount OR trigger.data.draw_amount OR trigger.data.type)) OR $received_outcome_tokens)}",
"init": "{
require($allow_draw OR !exists(trigger.data.draw_amount), "draw asset does not exist");
if ((trigger.data.yes_amount OR trigger.data.no_amount OR trigger.data.draw_amount OR $received_outcome_tokens) AND trigger.data.type) {
bounce("both type and amount");
}
$min_expected_amount = trigger.data.min_expected_amount OTHERWISE 0;
if ($type AND (!is_integer($min_expected_amount) OR $min_expected_amount < 0)) {
bounce("invalid min_expected_amount");
}
if (!$trading_open) {
$error = "the trading period is closed";
return;
}
if ($result) {
$error = "result already exists";
return;
}
if ($type) {
require($reserve_amount > $network_fee, 'You sent no reserve');
$res = $lib_aa#11.$get_result_for_buying_by_type(this_address, $type, $reserve_amount);
$yes_amount = $type == 'yes' ? $res.amount : 0;
$no_amount = $type == 'no' ? $res.amount : 0;
$draw_amount = $type == 'draw' ? $res.amount : 0;
if ($res.amount < $min_expected_amount) {
$error = "amount less than minimum";
return;
}
} else {
$yes_amount = trigger.data.yes_amount OTHERWISE -trigger.output[[asset=$yes_asset]];
$no_amount = trigger.data.no_amount OTHERWISE -trigger.output[[asset=$no_asset]];
$draw_amount = $allow_draw ? trigger.data.draw_amount OTHERWISE -trigger.output[[asset=$draw_asset]] : 0;
if (trigger.data.yes_amount AND (!is_integer(trigger.data.yes_amount) OR trigger.data.yes_amount <= 0))
bounce("invalid yes_amount");
if (trigger.data.no_amount AND (!is_integer(trigger.data.no_amount) OR trigger.data.no_amount <= 0))
bounce("invalid no_amount");
if ($allow_draw AND trigger.data.draw_amount AND (!is_integer(trigger.data.draw_amount) OR trigger.data.draw_amount <= 0))
bounce("invalid draw_amount");
if (trigger.data.yes_amount AND trigger.output[[asset=$yes_asset]] > 0)
bounce("both yes_amount param and amount");
if (trigger.data.no_amount AND trigger.output[[asset=$no_asset]] > 0)
bounce("both no_amount param and amount");
if ($allow_draw AND trigger.data.draw_amount AND trigger.output[[asset=$draw_asset]] > 0)
bounce("both draw_amount param and amount");
$res = $lib_aa#11.$get_exchange_result(this_address, $yes_amount, $no_amount, $draw_amount);
$payout = floor($res.gross_payout + $reserve_amount - $res.reserve_needed - $res.fee - $network_fee);
if ($payout < 0) {
$error = "expected reserve amount: " || ($res.reserve_needed + $res.fee + $network_fee);
return;
}
}
}",
"messages": [
{
"app": "payment",
"if": "{$yes_amount AND $yes_amount > 0 AND !$error}",
"payload": {
"asset": "{$yes_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$yes_amount}"
}
]
}
},
{
"app": "payment",
"if": "{$no_amount AND $no_amount > 0 AND !$error}",
"payload": {
"asset": "{$no_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$no_amount}"
}
]
}
},
{
"app": "payment",
"if": "{$allow_draw AND $draw_amount AND $draw_amount > 0 AND !$error}",
"payload": {
"asset": "{$draw_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$draw_amount}"
}
]
}
},
{
"app": "payment",
"if": "{($payout AND $payout > 0) OR $error}",
"payload": {
"asset": "{$reserve_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$error ? $reserve_amount - $network_fee : $payout}"
}
]
}
},
{
"app": "state",
"state": "{
if ($error) {
// soft bounce returns the reserve asset only
if ($received_outcome_tokens)
bounce($error);
response['error'] = $error;
return;
}
response['next_reserve'] = $res.new_reserve OTHERWISE 0;
response['next_coef'] = $res.next_coef OTHERWISE 1;
response['yes_amount'] = $yes_amount OTHERWISE 0;
response['no_amount'] = $no_amount OTHERWISE 0;
response['draw_amount'] = $draw_amount OTHERWISE 0;
response['yes_price'] = $res.yes_price;
response['no_price'] = $res.no_price;
response['draw_price'] = $res.draw_price;
var['reserve'] = $res.new_reserve;
var['coef'] = $res.next_coef;
if ($res.fee > 0){
response['fee'] = $res.fee;
}
response['arb_profit_tax'] = $res.arb_profit_tax;
$new_supplies = $sum_by_outcome($supplies, {yes: $yes_amount, no: $no_amount, draw: $draw_amount});
var['supplies'] = $new_supplies;
response['event'] = json_stringify({
type: 'trade',
user: trigger.address,
to: $to,
yes_amount: $yes_amount,
no_amount: $no_amount,
draw_amount: $draw_amount,
reserve_amount: $reserve_amount - $network_fee,
payout: $payout OTHERWISE 0,
fee: $res.fee,
arb_profit_tax: $res.arb_profit_tax,
reserve: $res.new_reserve,
coef: $res.next_coef,
supplies: $new_supplies,
yes_price: $res.yes_price,
no_price: $res.no_price,
draw_price: $res.draw_price
});
require($res.new_reserve <= balance[$reserve_asset] - $payout, "new reserve state var is greater than the AA balance in the reserve asset"); // balance[] does not reflect the already sent payments, that's why we subtract $payout
require($res.new_reserve - $reserve <= $reserve_amount, "reserve grows by more than the added reserve amount");
}"
}
]
},
{
"if": "{$ready AND trigger.data.add_liquidity AND $reserve_amount > $network_fee}",
"init": "{
require(!$received_outcome_tokens, "outcome tokens are not accepted when adding liquidity");
$gross_reserve_delta = $reserve_amount - $network_fee; // gross, because it includes the fee and tax
if ($trading_open AND !$result) {
if ($supplies.yes + $supplies.no + $supplies.draw == 0) {
$yes_amount_ratio = trigger.data.yes_amount_ratio OTHERWISE 0;
require($yes_amount_ratio >= 0, 'yes ratio isnt valid');
if ($allow_draw) {
$no_amount_ratio = trigger.data.no_amount_ratio OTHERWISE 0;
require($no_amount_ratio >= 0, 'no ratio isnt valid');
$draw_amount_ratio = 1 - $yes_amount_ratio - $no_amount_ratio;
require($draw_amount_ratio >= 0, 'ratio isnt valid');
} else {
$no_amount_ratio = 1 - $yes_amount_ratio;
require($no_amount_ratio >= 0, 'yes ratio isnt valid');
}
require($yes_amount_ratio >= 0 AND $no_amount_ratio >= 0 AND $yes_amount_ratio + $no_amount_ratio + $draw_amount_ratio == 1, 'yes_amount_ratio + no_amount_ratio + draw_amount_ratio must be equal 1');
$yes_amount = floor($gross_reserve_delta * sqrt($yes_amount_ratio));
$no_amount = floor($gross_reserve_delta * sqrt($no_amount_ratio));
$draw_amount = $allow_draw ? floor($gross_reserve_delta * sqrt($draw_amount_ratio)) : 0;
} else {
$ratio = ($gross_reserve_delta + $reserve) / $reserve;
$yes_amount = floor($ratio * $supplies.yes - $supplies.yes);
$no_amount = floor($ratio * $supplies.no - $supplies.no);
$draw_amount = floor($ratio * $supplies.draw - $supplies.draw);
}
} else {
$hasError = true;
}
}",
"messages": [
{
"app": "payment",
"if": "{!$hasError AND $yes_amount > 0}",
"payload": {
"asset": "{$yes_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$yes_amount}"
}
]
}
},
{
"app": "payment",
"if": "{!$hasError AND $no_amount > 0}",
"payload": {
"asset": "{$no_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$no_amount}"
}
]
}
},
{
"app": "payment",
"if": "{!$hasError AND $allow_draw AND $draw_amount > 0}",
"payload": {
"asset": "{$draw_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$draw_amount}"
}
]
}
},
{
"app": "payment",
"if": "{$hasError}",
"payload": {
"asset": "{$reserve_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$reserve_amount - $network_fee}"
}
]
}
},
{
"app": "state",
"if": "{!$hasError}",
"state": "{
$new_supplies = $sum_by_outcome($supplies, {yes: $yes_amount, no: $no_amount, draw: $draw_amount});
var['supplies'] = $new_supplies;
$target_new_reserve = $get_reserve($new_supplies.yes, $new_supplies.no, $new_supplies.draw);
$new_reserve = var['reserve'] + $gross_reserve_delta;
$next_coef = (var['coef'] OTHERWISE 1) * $new_reserve / $target_new_reserve;
var['coef'] = $next_coef;
var['reserve'] += $gross_reserve_delta;
// for stats
response['yes_amount'] = $yes_amount OTHERWISE 0;
response['no_amount'] = $no_amount OTHERWISE 0;
response['draw_amount'] = $draw_amount OTHERWISE 0;
response['next_reserve'] = var['reserve'];
response['next_coef'] = $next_coef;
response['fee'] = 0;
$new_den = sqrt($new_supplies.yes * $new_supplies.yes + $new_supplies.no * $new_supplies.no + $new_supplies.draw * $new_supplies.draw);
$new_yes_price = $next_coef * ($new_supplies.yes / $new_den);
$new_no_price = $next_coef * ($new_supplies.no / $new_den);
$new_draw_price = $next_coef * ($new_supplies.draw / $new_den);
response['yes_price'] = $new_yes_price;
response['no_price'] = $new_no_price;
response['draw_price'] = $new_draw_price;
response['event'] = json_stringify({
type: 'add_liquidity',
user: trigger.address,
to: $to,
yes_amount: $yes_amount,
no_amount: $no_amount,
draw_amount: $draw_amount,
reserve_amount: $gross_reserve_delta,
reserve: $new_reserve,
coef: $next_coef,
supplies: $new_supplies,
yes_price: $new_yes_price,
no_price: $new_no_price,
draw_price: $new_draw_price
});
}"
}
]
},
{
"if": "{$ready AND trigger.data.commit AND !$result}",
"init": "{
$current_datafeed_value = data_feed[[oracles=$oracle, feed_name=$feed_name, ifnone=false]];
require(exists($current_datafeed_value), "data_feed not found");
require(timestamp > $event_date, "trading period has not ended yet");
if ($comparison == '>')
$datafeed_comparison = $current_datafeed_value > $datafeed_value;
else if ($comparison == '<')
$datafeed_comparison = $current_datafeed_value < $datafeed_value;
else if ($comparison == '!=')
$datafeed_comparison = $current_datafeed_value != $datafeed_value;
else if ($comparison == '==')
$datafeed_comparison = $current_datafeed_value == $datafeed_value;
else if ($comparison == '>=')
$datafeed_comparison = $current_datafeed_value >= $datafeed_value;
else if ($comparison == '<=')
$datafeed_comparison = $current_datafeed_value <= $datafeed_value;
else
bounce('Comparison operator not found');
if ($datafeed_comparison) {
$res = 'yes';
} else if ($allow_draw AND $current_datafeed_value == $datafeed_draw_value) {
$res = 'draw';
} else {
$res = 'no';
}
}",
"messages": [
{
"app": "state",
"state": "{
var['result'] = $res;
response['messages'] = "The result is committed";
response['result'] = $res;
response['event'] = json_stringify({type: 'commit', user: trigger.address, result: $res, datafeed_value: $current_datafeed_value});
}"
}
]
},
{
"if": "{$ready AND trigger.data.claim_profit}",
"init": "{
$yes_amount = trigger.output[[asset=$yes_asset]];
$no_amount = trigger.output[[asset=$no_asset]];
$draw_amount = $allow_draw ? trigger.output[[asset=$draw_asset]] : 0;
require(($reserve_asset == 'base' AND $reserve_amount == $network_fee) OR ($reserve_asset != 'base' AND $reserve_amount == 0), "should not send a reserve");
require($result, "no results yet");
$winner_amount = $result == 'yes' ? $yes_amount : $result == 'no' ? $no_amount : $draw_amount;
$winner_supply = $supplies[$result];
require($winner_supply > 0, "BUG winner supply = " || $winner_supply);
require($winner_amount > 0, "please send only the winner token");
$payout = floor($winner_amount / $winner_supply * $reserve);
}",
"messages": [
{
"app": "payment",
"if": "{ $payout > 0 }",
"payload": {
"asset": "{$reserve_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{$payout}"
}
]
}
},
{
"app": "state",
"state": "{
response["profit"] = $payout;
$new_supplies = $sum_by_outcome($supplies, {yes: -$yes_amount, no: -$no_amount, draw: -$draw_amount});
var['supplies'] = $new_supplies;
var['reserve'] -= $payout;
response['event'] = json_stringify({
type: 'claim_profit',
user: trigger.address,
to: $to,
result: $result,
amount: $winner_amount,
profit: $payout,
reserve: $reserve - $payout,
supplies: $new_supplies
});
}"
}
]
}
]
}
}
]