<?php

namespace app\admin\controller\statistics;

use app\admin\model\Admin;
use app\admin\model\Aftersale;
use app\admin\model\Order;
use app\admin\model\OrderDispatch;
use app\admin\model\OrderReview;
use app\common\controller\Backend;
use PDOStatement;
use think\Collection;
use think\Exception;
use think\exception\DbException;
use think\Loader;
use think\Model;
use think\response\Json;
use function Symfony\Component\Clock\now;

/**
 * 服务项目统计
 *
 * @icon fa fa-circle-o
 */
class Item extends Backend
{


    protected $relationSearch = true;

    public function _initialize()
    {
        parent::_initialize();
    }

    public function index()
    {
        return $this->fetch('index');
    }

    public function list()
    {
        $build = new Order();

        $start = now()->modify('-14 days')->format('Y-m-d');
        $end_at = now()->format('Y-m-d 23:29:59');

        $filter = json_decode(request()->get('filter','[]'),true);

        if (!empty($filter['daterange'])) {
            $arr = explode(' - ', $filter['daterange']);
            if (trim($arr[0])) {
                $start = trim($arr[0]);
            }
            if (trim($arr[1])) {
                $end_at = trim($arr[1]) . ' 23:29:59';
            }
        }
        $build->whereBetween('create_time', [$start, $end_at])
            ->field([
                'item_title name', // 类型
                'sum(total) total', // 营业额
                'count(id) count_num', // 单量
                'count(if(status=60,1,null)) finish_num', // 单量
                'sum(performance) performance', // 收益
                'sum(cost) cost', // 收益
                'sum(material_cost) material_cost', // 收益
                'sum(refund_amount) refund_amount', // 公司退款
                'sum(worker_refund_amount) worker_refund_amount', // 工人退款
            ])->group('item_title')
            ->order('count_num', 'desc');
//        dd($total);
        $res = $build->paginate();
        $total = $res->total();
        $ress = $res->items();
        $data = [];
//        dd($res);
        foreach ($ress as $re) {
            $re = $re->toArray();
//            dd($re);
            $cost_total = $re['cost'] + $re['material_cost'];
            $name = explode('/', $re['name']);
            $re['name'] = str_replace(' ', '', array_pop($name));
            $re['performance_rate'] = $this->mydiv($re['performance'],$re['total']);
            $re['trans_rate'] = $this->mydiv($re['finish_num'],$re['count_num']);
            $re['cash_value'] = $this->mydiv($re['performance'],$re['count_num']);
            $re['total_avg'] = $this->mydiv($re['total'],$re['count_num'],2,false);
            $re['performance_avg'] = $this->mydiv($re['performance'],$re['finish_num'],2,false);

            $re['cost_total'] = $cost_total;
//            $re['id'] = $re['item_id'];
            $data [] = $re;
        }

        return [
            'rows' => $data,
            'total' => $total
        ];

    }

    public function chartData()
    {
        $build = new Order();

        $start = now()->modify('-14 days')->format('Y-m-d');
        $end_at = now()->format('Y-m-d 23:29:59');

        $filter ['daterange'] = request()->post('daterange');

        if (!empty($filter['daterange'])) {
            $arr = explode(' - ', $filter['daterange']);
            if (trim($arr[0])) {
                $start = trim($arr[0]);
            }
            if (trim($arr[1])) {
                $end_at = trim($arr[1]) . ' 23:29:59';
            }
        }

        $res = $build->whereBetween('create_time', [$start, $end_at])
            ->where('status', Order::STATUS_FINISHED)
            ->field([
                'item_title name', // 类型
                'sum(total) total', // 营业额
                'count(id) count', // 单量
                'sum(performance) performance', // 收益
                'sum(refund_amount) refund_amount', // 公司退款
                'sum(worker_refund_amount) worker_refund_amount', // 工人退款
            ])->group('item_title')
            ->order('count', 'desc')->select();
        $data = [];
        foreach ($res as $re) {
            $re = $re->getData();
            $name = explode('/', $re['name']);
            $re['name'] = str_replace(' ', '', array_pop($name));
            $data [] = $re;
        }

        $xAxis = [];
        $totalPerformance = [];
        $conversionRate = [];   // 假设转化率 = performance / total（或自定义逻辑）
        $profitRate = [];       // 假设利润率 = (performance - worker_refund_amount) / performance
        $refundRate = [];       // 假设退款率 = refund_amount / total
        $monetizedValue = [];   // 假设变现值 = performance - refund_amount

        foreach ($data as $item) {
            $name = $item['name'];
            $total = (float)$item['total'];
            $performance = (float)$item['performance'];
            $refund = (float)($item['refund_amount'] + $item['worker_refund_amount']);
            $workerRefund = (float)$item['worker_refund_amount'];
            $count = max((int)$item['count'], 1); // 避免除以0

            $xAxis[] = $name;
            $totalPerformance[] = $total;
            $conversionRate[] = $total > 0 ? round($performance / $total * 100, 2) : 0;
            $profitRate[] = $total > 0 ? round(($total - $workerRefund) / $total * 100, 2) : 0;
            $refundRate[] = $total > 0 ? round($refund / $total * 100, 2) : 0;
            $monetizedValue[] = $total / $count;
        }
        $result = [
            'xAxis' => $xAxis,
            'series' => [
                ['name' => '总业绩(¥)', 'type' => 'bar', 'yAxisIndex' => 0, 'data' => $totalPerformance],
                ['name' => '转化率(%)', 'type' => 'bar', 'yAxisIndex' => 1, 'data' => $conversionRate],
                ['name' => '利润率(%)', 'type' => 'bar', 'yAxisIndex' => 1, 'data' => $profitRate],
                ['name' => '退款率(%)', 'type' => 'bar', 'yAxisIndex' => 1, 'data' => $refundRate],
                ['name' => '变现值(¥)', 'type' => 'line', 'yAxisIndex' => 0, 'data' => $monetizedValue],
            ]
        ];

        return $result;
    }

    private function mydiv($a, $b, int $scale = 4, $is_percent = true): int|string
    {
        $val = $b > 0 ? bcdiv($a, $b, $scale) : 0;

        if ($is_percent) {

            return bcmul($val, 100, 2);
        }
        return $val;
    }

}