BTCoinmt_php/app/Admin/Controllers/ContractDealRobotController.php

<?php

namespace App\Admin\Controllers;

use App\Models\ContractDealRobot;
use App\Models\ContractPair;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Controllers\AdminController;
use Illuminate\Support\Facades\Cache;

class ContractDealRobotController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        return Grid::make(new ContractDealRobot(), function (Grid $grid) {
            $grid->column('id')->sortable();
            //            $grid->column('contract_id');
            $grid->column('symbol');
            //            $grid->column('bid_plus_unit');
            //            $grid->column('bid_plus_count');
            //            $grid->column('bid_minus_unit');
            //            $grid->column('bid_minus_count');
            //            $grid->column('ask_plus_unit');
            //            $grid->column('ask_plus_count');
            //            $grid->column('ask_minus_unit');
            //            $grid->column('ask_minus_count');

            $grid->column('bid_price_range', '买单成交价格区间')->display(function () {
                $key = 'swap:trade_detail_' . $this->symbol;
                $data = Cache::store('redis')->get($key);
                if (blank($data)) {
                    return '--';
                } else {
                    $min = $data['price'] - ($this->bid_minus_unit * $this->bid_minus_count);
                    $max = $data['price'] + ($this->bid_plus_unit * $this->bid_plus_count);
                    return $min . '　~　' . $max;
                }
            })->label('success');
            $grid->column('ask_price_range', '卖单成交价格区间')->display(function () {
                $key = 'swap:trade_detail_' . $this->symbol;
                $data = Cache::store('redis')->get($key);
                if (blank($data)) {
                    return '--';
                } else {
                    $min = $data['price'] - ($this->ask_minus_unit * $this->ask_minus_count);
                    $max = $data['price'] + ($this->ask_plus_unit * $this->ask_plus_count);
                    return $min . '　~　' . $max;
                }
            })->label('danger');

            $grid->column('status')->switch();
            $grid->column('created_at');
            //            $grid->column('updated_at')->sortable();

            $grid->filter(function (Grid\Filter $filter) {
                $filter->like('symbol')->width(3);
            });
        });
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new ContractDealRobot(), function (Show $show) {
            $show->field('id');
            $show->field('contract_id');
            $show->field('symbol');
            $show->field('bid_plus_unit');
            $show->field('bid_plus_count');
            $show->field('bid_minus_unit');
            $show->field('bid_minus_count');
            $show->field('ask_plus_unit');
            $show->field('ask_plus_count');
            $show->field('ask_minus_unit');
            $show->field('ask_minus_count');
            $show->field('status');
            $show->field('created_at');
            $show->field('updated_at');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new ContractDealRobot(), function (Form $form) {
            $options = ContractPair::query()->where('status', 1)->pluck('symbol', 'id')->toArray();

            if ($form->isCreating()) {
                $form->row(function (Form\Row $form) use ($options) {
                    $form->hidden('id');
                    $form->width(6)->select('contract_id', '合约')->options($options);
                    $form->hidden('symbol');
                });
            } else {
                $form->row(function (Form\Row $form) use ($options) {
                    $form->hidden('id');
                    $form->width(6)->select('contract_id', '合约')->options($options)->readOnly();
                    $form->hidden('symbol');
                });
            }

            $form->row(function (Form\Row $form) {
                $form->width(3)->text('bid_plus_unit');
                $form->width(3)->text('bid_plus_count');
            });

            $form->row(function (Form\Row $form) {
                $form->width(3)->text('bid_minus_unit');
                $form->width(3)->text('bid_minus_count');
            });

            $form->row(function (Form\Row $form) {
                $form->width(3)->text('ask_plus_unit');
                $form->width(3)->text('ask_plus_count');
            });

            $form->row(function (Form\Row $form) {
                $form->width(3)->text('ask_minus_unit');
                $form->width(3)->text('ask_minus_count');
            });

            $form->row(function (Form\Row $form) {
                $form->switch('status')->default(0);

                $form->hidden('created_at');
                $form->hidden('updated_at');
            });

            $form->saving(function (Form $form) use ($options) {
                if ($form->isCreating()) {
                    if (!blank($form->contract_id)) {
                        $symbol = $options[$form->contract_id];
                        $is_exist = ContractDealRobot::query()->where('symbol', $symbol)->first();
                        if ($is_exist) return $form->error('该合约已存在任务~');

                        $form->symbol = $symbol;
                    }
                }
            });
        });
    }
}