Definition: [
"autonomous agent",
{
"doc_url": "https://ostable.org/bonded-stablecoin-stable.json",
"getters": "{
$get_curve_aa = () => params.curve_aa;
$get_growth_factor = () => {
$interest_rate = var[params.curve_aa]['interest_rate'];
$term = (timestamp - var[params.curve_aa]['rate_update_ts']) / (360 * 24 * 3600); // in years
$growth_factor = var[params.curve_aa]['growth_factor'] * (1 + $interest_rate)^$term;
$growth_factor
};
}",
"init": "{
$curve_aa = params.curve_aa;
// tokens
$asset = var['asset'];
$interest_asset = var[$curve_aa]['asset2'];
$growth_factor = $get_growth_factor();
if (exists(trigger.data.to) AND !is_valid_address(trigger.data.to))
bounce("bad to-address");
}",
"messages": {
"cases": [
{
"if": "{ trigger.data.define AND !$asset }",
"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
}
},
{
"if": "{trigger.data.factory}",
"app": "data",
"payload": {
"write_stable_asset": 1,
"curve_aa": "{$curve_aa}"
}
},
{
"if": "{trigger.data.factory}",
"app": "payment",
"payload": {
"asset": "base",
"outputs": [
{
"address": "{trigger.data.factory}"
}
]
}
},
{
"app": "state",
"state": "{
var['asset'] = response_unit;
response['asset'] = response_unit;
}"
}
]
},
{
"if": "{ $asset AND trigger.output[[asset=$interest_asset]] > 0 }",
"init": "{
$to = trigger.data.to OTHERWISE trigger.address;
$interest_amount = trigger.output[[asset=$interest_asset]];
$stable_amount = floor($interest_amount * $growth_factor);
}",
"messages": [
{
"app": "payment",
"payload": {
"asset": "{$asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{ $stable_amount }"
}
]
}
},
{
"if": "{trigger.data.to AND is_aa(trigger.data.to)}",
"app": "data",
"payload": {
"to": "{trigger.address}"
}
},
{
"app": "state",
"state": "{
var['supply'] += $stable_amount;
}"
}
]
},
{
"if": "{ $asset AND trigger.output[[asset=$asset]] > 0 }",
"init": "{
$to = trigger.data.to OTHERWISE trigger.address;
$stable_amount = trigger.output[[asset=$asset]];
$interest_amount = floor($stable_amount / $growth_factor);
}",
"messages": [
{
"app": "payment",
"payload": {
"asset": "{$interest_asset}",
"outputs": [
{
"address": "{$to}",
"amount": "{ $interest_amount }"
}
]
}
},
{
"if": "{trigger.data.to AND is_aa(trigger.data.to)}",
"app": "data",
"payload": {
"to": "{trigger.address}"
}
},
{
"app": "state",
"state": "{
var['supply'] -= $stable_amount;
}"
}
]
}
]
}
}
]