<?php

namespace app\admin\controller\statistics;

use app\admin\model\Admin;
use app\admin\model\Order;
use app\common\controller\Backend;
use think\exception\DbException;
use think\response\Json;
use function Symfony\Component\Clock\now;

/**
 * 订单列管理
 *
 * @icon fa fa-circle-o
 */
class Dispatcher extends Backend
{
    protected $noNeedRight = ['chart','chartData'];
    /**
     * Staorder模型对象
     * @var Order
     */
    protected $model = null;

    public function _initialize(): void
    {
        parent::_initialize();
        $this->model = new Order();
    }


    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     *
     * @return string|Json
     * @throws \think\Exception
     * @throws DbException
     */
    public function index()
    {
        //$this->chart();
        //$today = now()->sub('')->format('Y-m-d' );
        $today =  now()->format('Y-m-01');
        $today_end = now()->format('Y-m-d');


        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if (false === $this->request->isAjax()) {
            $this->assign('daterange',$today.' - '.$today_end);

            $this->assignconfig('default_daterange',now()->format('Y-m-01 00:00:00').' - '.now()->format('Y-m-d 23:59:59'));

            return $this->view->fetch();
        }

        $filter = $this->request->param('filter');
        $filter = json_decode($filter,true);

        $orderByData = [
            'sort'  => $this->request->get('sort','dispatch_admin_id'),
            'order' => $this->request->get('order','desc')
        ];

        $filter['orderBy'] = $orderByData;


        if(!empty($filter['daterange'])){
            $arr = explode(' - ',$filter['daterange']);
            if(trim($arr[0])){
                $filter['start_time'] = trim($arr[0]);
            }
            if(trim($arr[1])){
                $filter['end_time'] = trim($arr[1]);
            }
        }

        $list = $this->chart($filter,false);

        $result = array("total" => $list->total(), "rows" => $list->items());

        return json($result);
    }


    public function chartData()
    {
        $filter = $this->request->post();

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

        $data = $this->chart($filter,true);


        $newData = [
            ['派单员','总业绩','转化率','利润率','变现值']
        ];
        foreach ($data as $datum){
            $newData[] = [
                $datum['admin_user'],
                $datum['performance'],
                $datum['trans_rate'],
                $datum['performance_rate'],
                $datum['cash_value'],
            ];
        }
        return $newData;
    }

    //图表统计
    public function chart($filter,$getAll=false): \think\Collection|\think\Paginator|bool|array|string|\PDOStatement
    {

        $orderValid = implode(',',$this->model->tabStatus(Order::TAB_VALID));

        //"COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END) AS ing_num",
        $fields = [
            'dispatch_admin_id',
            // 使用 IFNULL 确保结果为 null 时返回 0
            "IFNULL(COUNT(CASE WHEN status = 60 THEN 1 END), 0) AS finish_num",         //完成数
            "IFNULL(COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END), 0) AS count_num",   //总订单数 （排除取消 和草稿）
            "IFNULL(COUNT(CASE WHEN status = 60 AND is_overtime = 1 THEN 1 END), 0) AS overtime_num",         //超时数

            "IFNULL(SUM(CASE WHEN status = 60 THEN total END), 0) AS total",           //成效额
            "IFNULL(SUM(CASE WHEN status = 60 THEN performance END), 0) AS performance",     //业绩
            "IFNULL(SUM(CASE WHEN status = 60 THEN (cost + material_cost) END), 0) AS cost_total",  //总成本
            "IFNULL(SUM(CASE WHEN status = 60 THEN (refund_amount + worker_refund_amount) END), 0) AS refund_total",     //退款总数
            "IFNULL(COUNT(CASE WHEN refund_amount > 0 OR worker_refund_amount > 0 THEN 1 END), 0) AS refund_count",      //退款订单数量
            "IFNULL(AVG(CASE WHEN status = 60 THEN UNIX_TIMESTAMP(dispatch_time) - UNIX_TIMESTAMP(create_time) END), 0) AS avg_time_diff",       //派单时效
            // "SUM(CASE WHEN status = 60 THEN (field1 + field2) END) AS performance",
        ];

        $builder = $this->model
            ->field($fields);
            //->where('dispatch_admin_id','>',0);

        if(!empty($filter['orderBy'])){
            $builder->order($filter['orderBy']['sort'],$filter['orderBy']['order']);
        }

        if(isset($filter['dispatch_admin_id'])){
            $builder->whereIn('dispatch_admin_id',$filter['dispatch_admin_id']);
        }

        if(!empty($filter['start_time']) && !empty($filter['end_time'])){
            /*$time_by = $filter['time_by'] ??1;
            if($time_by == 1){      //按派单时间
                $time_field = 'dispatch_time';
            }else{                  //按录单时间
                $time_field = 'create_time';
            }*/

            $time_field = 'audit_time';
            $builder->whereBetween($time_field,[$filter['start_time'],$filter['end_time']]);
        }
        //城市
        if(!empty($filter['area_id'])){
            $builder->where('area_id',$filter['area_id']);
        }
        //项目
        if(!empty($filter['item_id'])){
            $builder->where('item_id',$filter['item_id']);
        }

        if($getAll){
            $data = $builder->group('dispatch_admin_id')->limit(50)->select();
        }else{
            $data = $builder->group('dispatch_admin_id')->paginate();
        }

        $newData = [];

        if(!empty($data)){
            foreach ($data as &$datum){
                //利润率 = 总业绩/总成效额
                $datum->performance_rate = $this->_calc($datum->performance,$datum->total,4,true);
                //转化率 = 完单数 / 总订单数
                $datum->trans_rate = $this->_calc($datum->finish_num,$datum->count_num,4,true);
                //变现值 = 总业绩 / 总订单数
                $datum->cash_value = $this->_calc($datum->performance,$datum->count_num,2);
                //客单利润 = 总利润 / 完单数
                $datum->performance_avg = $this->_calc($datum->performance,$datum->finish_num,2);
                //客单价 = 总成效额 / 完单数
                $datum->total_avg = $this->_calc($datum->total,$datum->finish_num,2);
                //超时率
                $datum->overtime_rate = $this->_calc($datum->overtime_num,$datum->count_num,4,true);

                if(!empty($datum->dispatch_admin_id)){
                    $datum->admin_user = Admin::where('id',$datum->dispatch_admin_id)->value('nickname')??'系统';
                }else{
                    $datum->admin_user = '系统';
                }
                $datum->avg_time_diff = $this->_calc($datum->avg_time_diff,3600,2);

                $datum->id = $datum->dispatch_admin_id;
                $newData[] = $datum->toArray();
            }
        }
        if($getAll){
            return $newData;
        }else{
            return $data;
        }
        //dump($newData);exit;
    }


    /**
     * @param $a
     * @param $b
     * @param int $scale
     * @return int|string
     */
    private function _calc($a, $b, int $scale=4, $is_percent=false): int|string
    {
        $a = $a??0;
        $b = $b??0;

        $val =  $b > 0 ? bcdiv($a,$b,$scale) : 0;

        if($is_percent){

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

}