<?php
namespace App\Http\Controllers\Admin;

use App\OptionPair;
use App\OptionOrder;
use App\UsersWallet;
use App\AccountLog;
use App\CurrencyMatch;
use App\Currency;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class OptionController extends Controller
{
    public function orderIndex() { return view('manages.option.orders'); }

    public function orderList(Request $request)
    {
        $query = OptionOrder::query()
            ->leftJoin('users', 'option_order.user_id', '=', 'users.id')
            ->leftJoin('option_pair', 'option_order.pair_id', '=', 'option_pair.id')
            ->select('option_order.*', 'users.phone as user_phone', 'users.email as user_email', 'option_pair.coinname');

        $keyword = $request->input('keyword');
        if ($keyword) {
            $query->where(function ($q) use ($keyword) {
                $q->where('option_order.user_id', $keyword)
                  ->orWhere('users.email', 'like', "%{$keyword}%")
                  ->orWhere('users.phone', 'like', "%{$keyword}%");
            });
        }
        $status = $request->input('status');
        if ($status !== null && $status !== '') {
            $query->where('option_order.status', intval($status));
        }

        $data = $query->orderBy('option_order.id', 'desc')->paginate($request->input('limit', 20));
        $statusMap = ['0'=>'待交割','1'=>'盈利','2'=>'亏损','3'=>'已取消'];
        foreach ($data as $item) {
            $item->status_text = $statusMap[$item->status] ?? '';
            $item->direction_text = $item->direction == 'up' ? '买涨' : '买跌';
        }
        return $this->layuiData($data);
    }

    public function settle(Request $request)
    {
        $ids = $request->input('ids');
        $force = $request->input('force', '');
        if (!$ids) return $this->error('请先选择订单');
        $orders = OptionOrder::whereIn('id', explode(',', $ids))->where('status', 0)->get();
        if ($orders->isEmpty()) return $this->error('没有待结算订单');

        $settled = 0;
        DB::beginTransaction();
        try {
            foreach ($orders as $order) {
                $pair = OptionPair::find($order->pair_id);
                $match = $pair ? CurrencyMatch::find($pair->currency_match_id) : null;
                $currency = $match ? Currency::find($match->currency_id) : null;
                $close_price = $currency ? floatval($currency->price) : 0;

                if ($force === 'win') $win = true;
                elseif ($force === 'lose') $win = false;
                else $win = $order->direction == 'up' ? $close_price > $order->open_price : $close_price < $order->open_price;

                $income = $win ? sprintf("%.6f", $order->amount * $order->profit_rate / 100) : -$order->amount;
                $order->update(['close_price' => $close_price, 'income' => $income, 'status' => $win ? 1 : 2]);

                $wallet = UsersWallet::where('user_id', $order->user_id)->where('currency', 3)->first();
                if ($wallet) {
                    $return_amount = $win ? $order->amount + abs($income) : 0;
                    if ($return_amount > 0) {
                        $before = $wallet->legal_balance;
                        $wallet->legal_balance = bc_add($wallet->legal_balance, $return_amount, 6);
                        $wallet->save();
                        AccountLog::insertLog(
                            ['user_id'=>$order->user_id,'value'=>$return_amount,'info'=>'Option '.($win?'Win':'Refund').' - '.$order->symbol,'type'=>AccountLog::MICRO_TRADE_CLOSE_SETTLE,'currency'=>3],
                            ['balance_type'=>1,'wallet_id'=>$wallet->id,'lock_type'=>0,'before'=>$before,'change'=>$return_amount,'after'=>$wallet->legal_balance]
                        );
                    }
                }
                $settled++;
            }
            DB::commit();
            return $this->success("已结算 {$settled} 个订单");
        } catch (\Exception $e) {
            DB::rollBack();
            return $this->error($e->getMessage());
        }
    }
}