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Fix mistake with division by zero
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@kleninmaxim
kleninmaxim committed May 11, 2022
1 parent 02dd32d commit e1d59dd
Showing 1 changed file with 66 additions and 15 deletions.
81 changes: 66 additions & 15 deletions src/Main.php
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Original file line number Diff line number Diff line change
Expand Up @@ -212,39 +212,90 @@ private function getOrderbookInfo(
//Step 1
if ($deal_amount["step_one"] < $max_deal_amount) {

$orderbook_info['step_one']['buy_price'] = (isset($orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["0"])) ? $orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["0"] : 0;
$orderbook_info['step_one']['sell_price'] = (isset($orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["0"])) ? $orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["0"] : 0;
$asks_step_one_condition = isset($orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["0"]) && isset($orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["1"]);
$bids_step_one_condition = isset($orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["0"]) && isset($orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["1"]);

$orderbook_info['step_one']['buy_amount'] += (isset($orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["1"])) ? $orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["1"] : 0;
$orderbook_info['step_one']['sell_amount'] += (isset($orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["1"])) ? $orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["1"] : 0;
if ($asks_step_one_condition) {

$orderbook_info['step_one']['dom_position']++;
$orderbook_info['step_one']['buy_price'] = $orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["0"];

$orderbook_info['step_one']['buy_amount'] += $orderbook["step_one"]["asks"][$orderbook_info['step_one']['dom_position']]["1"];

}

if ($bids_step_one_condition) {

$orderbook_info['step_one']['sell_price'] = $orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["0"];

$orderbook_info['step_one']['sell_amount'] += $orderbook["step_one"]["bids"][$orderbook_info['step_one']['dom_position']]["1"];

}

if ($asks_step_one_condition || $bids_step_one_condition) {

$orderbook_info['step_one']['dom_position']++;

}

}

//Step 2
if ($deal_amount["step_two"] < $max_deal_amount) {

$orderbook_info['step_two']['buy_price'] = (isset($orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["0"])) ? $orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["0"] : 0;
$orderbook_info['step_two']['sell_price'] = (isset($orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["0"])) ? $orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["0"] : 0;
$asks_step_two_condition = isset($orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["0"]) && isset($orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["1"]);
$bids_step_two_condition = isset($orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["0"]) && isset($orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["1"]);

if ($asks_step_two_condition) {

$orderbook_info['step_two']['buy_price'] = $orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["0"];

$orderbook_info['step_two']['buy_amount'] += $orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["1"];

}

if ($bids_step_two_condition) {

$orderbook_info['step_two']['buy_amount'] += (isset($orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["1"])) ? $orderbook["step_two"]["asks"][$orderbook_info['step_two']['dom_position']]["1"] : 0;
$orderbook_info['step_two']['sell_amount'] += (isset($orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["1"])) ? $orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["1"] : 0;
$orderbook_info['step_two']['sell_price'] = $orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["0"];

$orderbook_info['step_two']['dom_position']++;
$orderbook_info['step_two']['sell_amount'] += $orderbook["step_two"]["bids"][$orderbook_info['step_two']['dom_position']]["1"];

}

if ($asks_step_two_condition || $bids_step_two_condition) {

$orderbook_info['step_two']['dom_position']++;

}

}

//Step 3
if ($deal_amount["step_three"] < $max_deal_amount) {

$orderbook_info['step_three']['buy_price'] = (isset($orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["0"])) ? $orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["0"] : 0;
$orderbook_info['step_three']['sell_price'] = (isset($orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["0"])) ? $orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["0"] : 0;
$asks_step_three_condition = isset($orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["0"]) && isset($orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["1"]);
$bids_step_three_condition = isset($orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["0"]) && isset($orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["1"]);

if ($asks_step_three_condition) {

$orderbook_info['step_three']['buy_price'] = $orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["0"];

$orderbook_info['step_three']['buy_amount'] += $orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["1"];

$orderbook_info['step_three']['buy_amount'] += (isset($orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["1"])) ? $orderbook["step_three"]["asks"][$orderbook_info['step_three']['dom_position']]["1"] : 0;
$orderbook_info['step_three']['sell_amount'] += (isset($orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["1"])) ? $orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["1"] : 0;
}

if ($bids_step_three_condition) {

$orderbook_info['step_three']['sell_price'] = $orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["0"];

$orderbook_info['step_three']['dom_position']++;
$orderbook_info['step_three']['sell_amount'] += $orderbook["step_three"]["bids"][$orderbook_info['step_three']['dom_position']]["1"];

}

if ($asks_step_three_condition || $bids_step_three_condition) {

$orderbook_info['step_three']['dom_position']++;

}

}

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