Unit ID
shkss2TAIsClVM91aYvrwgvwDp3FZSDm8Orq9ieqnFY=
Received
25.04.2020 16:48:01
Confirmation delay (full node)
20 minutes 6 seconds
Confirmation delay (light node)
27 minutes 19 seconds
Messages
Definition
Definition: [ "autonomous agent", { "doc_url": "https://raw.githubusercontent.com/jldevelops/simple-odex/master/description.json", "init": "{ if(array_length(unit[trigger.unit].authors) != 1) bounce('multi signature not allowed'); $total_bal = balance[base]-storage_size-trigger.output[[asset=base]]-var['user_bytes']; if(trigger.output[[asset!=base]].asset != 'none'){ $asset = trigger.output[[asset!=base]].asset; if($asset and $asset == 'ambiguous') bounce('Only 1 asset per tx'); } else $asset = 'base'; $fee = var['low_fee_mode']?200:2000; }", "messages": { "cases": [ { "if": "{!var['low_fee_mode'] AND $total_bal > 10000000}", "messages": [ { "app": "payment", "payload": { "asset": "base", "outputs": [ { "address": "{trigger.address}", "amount": "{10000}" } ] } }, { "app": "state", "state": "{ var['low_fee_mode'] = true; response['message'] = 'Low fee mode active. Until AA depletion all operations are subsidized'; }" } ] }, { "if": "{ trigger.data.trade }", "init": "{ $id = trigger.data.id; if(!$id) bounce('id param not found'); if(!var[$id]) bounce('order not found'); $order1 = json_parse(var[$id]); if ($order1.expiry_ts AND $order1.expiry_ts <= timestamp) bounce("order expired"); if($order1.buy_asset != $asset) bounce('incorrect asset, please send '||$order1.buy_asset); $amount_left1 = var['left_' || $id]; $amount_left2 = trigger.output[[asset=$asset]]-($asset == 'base'?$fee:0); // check if prices match $maker_price = $order1.price; $buy_amount1 = round($amount_left1 * $order1.price); if ($buy_amount1 >= $amount_left2){ // sent order is the smaller one $buy_amount2 = round($amount_left2 / $maker_price); $amount_sold2 = $amount_left2; $amount_sold1 = $buy_amount2; } else{ // order1 is the smaller one bounce('please send less amount, max to exchange '||$buy_amount1); } }", "messages": [ { "app": "payment", "payload": { "asset": "{$order1.sell_asset}", "outputs": [ { "address": "{trigger.address}", "amount": "{$buy_amount2}" } ] } }, { "app": "payment", "payload": { "asset": "{$asset}", "outputs": [ { "address": "{$order1.address}", "amount": "{$amount_sold1}" } ] } }, { "if": "{$asset != 'base'}", "app": "payment", "payload": { "asset": "base", "outputs": [ { "address": "{trigger.address}", "amount": "{trigger.output[[asset=base]]-$fee}" } ] } }, { "if": "{var['left_'||$id||'_base']}", "app": "payment", "payload": { "asset": "base", "outputs": [ { "address": "{$order1.address}", "amount": "{var['left_'||$id||'_base']}" } ] } }, { "app": "state", "state": "{ var['left_' || $id] -= $amount_sold1; if($order1.sell_asset == 'base'){ var['user_bytes'] -= $amount_sold1; } if(var['left_' || $id] == 0){ var[$id] = false; var['left_' ||$id] = false; var['left_'||$id||'_base'] = false; } if(var['left_'||$id||'_base']){ var['user_bytes'] -= var['left_'||$id||'_base']; var['left_'||$id||'_base'] = false; } if(var['low_fee_mode'] AND $total_bal < 50000) var['low_fee_mode'] = false; response['amount_' || $order1.sell_asset] = $amount_sold1; response['amount_' || $order1.buy_asset] = $amount_sold2; response['event'] = 'trade'; }" } ] }, { "if": "{trigger.data.cancel}", "init": "{ if($asset != 'base') bounce('asset not needed to cancel'); $id = trigger.data.id; if(!$id) bounce('id param not found'); if(!var[$id]) bounce('order not found'); $ord = json_stringify(var[$id]); if($ord.address != trigger.address) bounce('Not your order'); if($ord.lock){ if (!$ord.expiry_ts OR $order1.expiry_ts > timestamp){ if($ord.lock < timestamp) bounce('locked order, must be traded, it could be cancelled on: '||($order1.expiry_ts?timestamp_to_string($order1.expiry_ts):'never on this universe')); } } $base = var['left_'||$id||'_base']; if($ord.sell_asset == 'base') $am = var['left_' ||$id]+trigger.output[[asset=base]]-$fee; else $am = var['left_' ||$id]; }", "messages": [ { "app": "payment", "payload": { "asset": "{$ord.sell_asset}", "outputs": [ { "address": "{trigger.address}", "amount": "{$am}" } ] } }, { "if": "{$base}", "app": "payment", "payload": { "asset": "base", "outputs": [ { "address": "{trigger.address}", "amount": "{$base+trigger.output[[asset=base]]-$fee}" } ] } }, { "app": "state", "state": "{ var[$id] = false; if($base) var['user_bytes'] -= $base; else{ if($ord.sell_asset == 'base') var['user_bytes'] -= var['left_' ||$id]; } var['left_' ||$id] = false; var['left_'||$id||'_base'] = false; if(var['low_fee_mode'] AND $total_bal < 50000) var['low_fee_mode'] = false; response['event'] = 'cancel'; }" } ] }, { "init": "{ if (!trigger.data.price or trigger.data.price <= 0) bounce("no price param or incorrect one"); if (!trigger.data.sell_asset or !trigger.data.buy_asset) bounce('buy_asset or sell_asset missing'); if((trigger.data.sell_asset != 'base' and !asset[trigger.data.sell_asset].exists) or (trigger.data.buy_asset != 'base' and !asset[trigger.data.buy_asset].exists)) bounce('invalid sell_asset or buy asset'); if (trigger.data.sell_asset == trigger.data.buy_asset) bounce('same asset'); if (trigger.data.expiry_ts AND trigger.data.expiry_ts <= timestamp) bounce("wrong expiry_ts"); if (trigger.data.sell_asset != $asset) bounce('sell asset not same as asset sent'); if (!trigger.data.address OR !is_valid_address(trigger.data.address)) bounce('address field must be a valid address'); $id = trigger.unit; }", "messages": [ { "app": "state", "state": "{ var[$id] = json_parse(trigger.data); var['left_' ||$id] = trigger.output[[asset=$asset]]; $buy_amount1 = round(var['left_' ||$id] * trigger.data.price); if(trigger.data.buy_asset == 'base'){ if($buy_amount1 <= 12000) bounce('too few bytes to ask, send more asset'); } if($asset == 'base'){ var['left_' ||$id] -= $fee; var['user_bytes'] += var['left_' ||$id]; } else{ var['left_'||$id||'_base'] = trigger.output[[asset=base]]-$fee; var['user_bytes'] += var['left_' ||$id||'_base']; } if(var['low_fee_mode'] AND $total_bal < 50000) var['low_fee_mode'] = false; response['order_id'] = $id; response['event'] = 'create'; }" } ] } ] } } ]
Technical information
Fees:
8,845 bytes
(352 headers, 8493 payload)
Level:5489536
Witnessed level:5489524
Main chain index:5346623
Latest included mc index:5346622
Status:stable/confirmed/final