$avg_price) { // 盈利 结算滑点 $flat_price = max($avg_price, PriceCalculate($flat_price, '*', (1 - $settle_spread), 8)); } $profit = $amount == 0 ? 0 : ($flat_price - $avg_price) * $amount * ($contract['unit_amount'] / $avg_price); dd($flat_price, $avg_price, $profit); } else { if ($flat_price < $avg_price) { // 盈利 结算滑点 $flat_price = min($avg_price, PriceCalculate($flat_price, '*', (1 + $settle_spread), 8)); } $profit = $amount == 0 ? 0 : ($avg_price - $flat_price) * $amount * ($contract['unit_amount'] / $avg_price); } return custom_number_format($profit, 5); } // 风险率(爆仓率) public static function riskRate($account) { /** * 爆仓率 // (账户可用余额 + 持仓保证金 + 委托冻结保证金 + 未实现盈亏) / (持仓保证金 + 委托冻结保证金) */ return PriceCalculate(($account['usable_balance'] + $account['used_balance'] + $account['freeze_balance'] + $account['totalUnrealProfit']), '/', ($account['used_balance'] + $account['freeze_balance']), 4); } // public static function riskRate($account) // { // /** // * 爆仓率 // 账户可用余额 + 持仓保证金 + 未实现盈亏 / 持仓保证金 // */ // return PriceCalculate(($account['usable_balance'] + $account['used_balance'] + $account['totalUnrealProfit']) ,'/', $account['used_balance'],4); // } /** * 计算预估强平价 * 预估强平价 合约账户风险率=10.0%时的预估价格。此价格仅供参考，实际强平价以发生强平事件时成交的价格为准 * @param $account // 合约账户 * @param $buy_position // 用户多仓 * @param $sell_position // 用户空仓 * @param $contract // 合约 * @return string $flatPrice */ public static function flatPrice($account, $buy_position, $sell_position, $contract) { $flat_risk_rate = get_setting_value('flat_risk_rate', 'contract', 0.1); // 平仓时的永续账户权益 = 账户可用余额 + 持仓保证金 + 委托冻结保证金 + 未实现盈亏 $flat_account_equity = $flat_risk_rate * ($account['used_balance'] + $account['freeze_balance']); // 平仓时的账户未实现盈亏 $unRealProfit = $flat_account_equity - $account['usable_balance'] - $account['used_balance'] - $account['freeze_balance']; // 预估强平价 $flat_price = // 预估强平价的计算：风险率为10%时，账户权益=500*10%=50USDT,根据未实现盈亏公式算得：预估强平均价=10000-950/（5000/10000）=8100 USDT // 求 $flat_price ？ if ($buy_position['hold_position'] == 0 && $sell_position['hold_position'] == 0) { $flatPrice = '--'; } elseif ($buy_position['hold_position'] == 0 && $sell_position['hold_position'] > 0) { $flatPrice = (($sell_position['avg_price'] * $sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price'])) - $unRealProfit) / ($sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price'])); $flatPrice = $flatPrice <= 0 ? '--' : custom_number_format($flatPrice, 4); } elseif ($buy_position['hold_position'] > 0 && $sell_position['hold_position'] == 0) { $flatPrice = (($buy_position['avg_price'] * $buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price'])) + $unRealProfit) / ($buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price'])); $flatPrice = $flatPrice <= 0 ? '--' : custom_number_format($flatPrice, 4); } else { $a = $buy_position['avg_price'] * $buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price']); $b = $sell_position['avg_price'] * $sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price']); $c = $buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price']); $d = $sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price']); // dd($unRealProfit,$a,$b,$c,$d); $flatPrice = ($unRealProfit - $b + $a) / ($c - $d); $flatPrice = $flatPrice <= 0 ? '--' : custom_number_format($flatPrice, 4); } return $flatPrice; } public static function getFlatPrice($account, $contract) { $flat_risk_rate = get_setting_value('flat_risk_rate', 'contract', 0.7); // 全部其它合约的未实现盈亏（除合约$symbol外） $totalUnrealProfit = 0; $positions = ContractPosition::query()->where('user_id', $account['user_id'])->where('hold_position', '>', 0)->get(); foreach ($positions as $position) { if ($position['symbol'] == $contract['symbol']) continue; $pair = ContractPair::query()->find($position['contract_id']); // 获取最新一条成交记录 即实时最新价格 $realtime_price = Cache::store('redis')->get('swap:' . 'trade_detail_' . $position['symbol'])['price'] ?? null; $unRealProfit = ContractTool::unRealProfit($position, $pair, $realtime_price); $totalUnrealProfit += $unRealProfit; } /** * abs($unRealProfit + $totalUnrealProfit) = 浮亏 // (浮亏的数量 > 可用保证金 + 持仓保证金 * (1 - $flat_risk_rate)) 时爆仓 */ $unRealProfit = - ($account['usable_balance'] + $account['used_balance'] * (1 - $flat_risk_rate)) - $totalUnrealProfit; $buy_position = ContractPosition::getPosition(['user_id' => $account['user_id'], 'contract_id' => $contract['id'], 'side' => 1]); $sell_position = ContractPosition::getPosition(['user_id' => $account['user_id'], 'contract_id' => $contract['id'], 'side' => 2]); // dd($buy_position->toArray(),$sell_position->toArray(),$unRealProfit); // 求 $flat_price ？ if ($buy_position['hold_position'] == 0 && $sell_position['hold_position'] == 0) { $flatPrice = '--'; } elseif ($buy_position['hold_position'] == 0 && $sell_position['hold_position'] > 0) { //$flatPrice = (($sell_position['avg_price'] * $sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price'])) - $unRealProfit) / ($sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price'])); //$flatPrice = $sell_position['avg_price'] + (($account['usable_balance'] + $account['used_balance']) / $sell_position['hold_position']); // 开仓价+-总资金/（保证金*杠杆/开仓价） //预估强评价 = x=(总资金+保证金*倍数/开仓*开仓)/(保证金*倍数/开仓) $flatPrice = ($account['usable_balance'] + $account['used_balance']+$sell_position['hold_position'])/($sell_position['hold_position']/$sell_position['avg_price']); //$flatPrice = $account['used_balance']; $flatPrice = $flatPrice <= 0 ? '--' : custom_number_format($flatPrice, 4); } elseif ($buy_position['hold_position'] > 0 && $sell_position['hold_position'] == 0) { //$flatPrice = (($buy_position['avg_price'] * $buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price'])) + $unRealProfit) / ($buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price'])); //$flatPrice = $buy_position['avg_price'] - (($account['usable_balance'] + $account['used_balance']) / $buy_position['hold_position']); $flatPrice = ($buy_position['hold_position'] - ($account['usable_balance'] + $account['used_balance'])) / ($buy_position['hold_position'] / $buy_position['avg_price']); // $flatPrice = $buy_position['avg_price'] - (($account['usable_balance'] + $account['used_balance']) / ($account['used_balance'] * $buy_position['lever_rate'] / $buy_position['avg_price'])); $flatPrice = $flatPrice <= 0 ? '--' : custom_number_format($flatPrice, 4); } else { $a = $buy_position['avg_price'] * $buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price']); $b = $sell_position['avg_price'] * $sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price']); $c = $buy_position['hold_position'] * ($contract['unit_amount'] / $buy_position['avg_price']); $d = $sell_position['hold_position'] * ($contract['unit_amount'] / $sell_position['avg_price']); // dd($unRealProfit,$a,$b,$c,$d); // $flatPrice = ($unRealProfit - $b + $a) / ($c - $d); // $flatPrice = $flatPrice <= 0 ? '--' : custom_number_format($flatPrice,4); if ($c == $d) { $flatPrice = '--'; } else { //$flatPrice = ($unRealProfit - $b + $a) / ($c - $d); $flatPrice = ($unRealProfit - $b + $a) / ($c - $d); $flatPrice = $flatPrice <= 0 ? '--' : custom_number_format($flatPrice, 4); } } return $flatPrice; } public static function getUserMail($account){ $user_info = User::query()->where('user_id', $account)->first(); //dd($user_info); return $user_info['email']; } public static function getmailtoid($account){ $user_info = User::query()->where('username', $account)->first(); //dd($user_info); return $user_info['user_id']; } public static function GetProxyEmail($account){ $Proxy_info = User::getParentUsers($account)->map(function ($v) { return [ 'user_id' => $v->user_id, 'username' => $v->username, ]; })->first(); $info = $Proxy_info; return $info; } public static function GetTopProxyEmail($account){ $Proxy_info = User::getParentUsers($account)->map(function ($v) { return [ 'user_id' => $v->user_id, 'username' => $v->username, 'pid' => $v->pid, ]; })->first(); // echo "
";
        // var_dump($Proxy_info);
        // dd($Proxy_info['pid']);
        if($Proxy_info['pid'] ==0){
            // var_dump($Proxy_info);echo "\r\n";
            $info = $Proxy_info;
            // dd($account);
            return $info;

        }else{
            // var_dump($Proxy_info);echo "\r\n";
            $info = ContractTool::GettopProxyEmail($Proxy_info['user_id']);
            return $info;
        }

    }

    public static function getContractAccount($user_id){

        //$acc_info = DB::table('contractaccount')->where('user_id',$user_id)->first();
        //dd($acc_info);
    }
}