<?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
{

    /**
     * Staorder模型对象
     * @var \app\admin\model\Order
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\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()->format('Y-m-d');
        $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);

            return $this->view->fetch();
        }
        return json([]);
    }


    public function chartData()
    {
        $data = $this->chart();

        $newData = [
            ['派单员','总业绩(￥)','转化率(%)','利润率(%)','变现值']
        ];
        foreach ($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 = $this->request->post();
        if(!empty($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';
            }
        }


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

        //"COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END) AS ing_num",
        $fields = [
            'dispatch_admin_id',
            "COUNT(CASE WHEN status = 60 THEN 1 END) AS finish_num",         //完成数
            "COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END) AS count_num",   //总订单数 （排除取消 和草稿）
            "SUM(CASE WHEN status = 60 THEN total END) AS total",           //成效额
            "SUM(CASE WHEN status = 60 THEN total END) AS performance",     //业绩

            "SUM(CASE WHEN status = 60 THEN (cost + material_cost) END) AS cost_total",  //总成本

            "SUM(CASE WHEN status = 60 THEN (refund_amount + worker_refund_amount) END) AS refund_total",     //退款总数
            "COUNT(CASE WHEN refund_amount > 0 OR worker_refund_amount > 0 THEN 1 END) AS refund_count",      //退款订单数量
            "AVG(CASE WHEN status > 10 THEN UNIX_TIMESTAMP(dispatch_time) - UNIX_TIMESTAMP(create_time) END) 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['admin_id'])){
            $builder->where('dispatch_admin_id',$filter['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';
            }
            $builder->whereBetween($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']);
        }
        $data = $builder->group('dispatch_admin_id')->select();

        $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);

                $datum->admin_user = Admin::where($datum->dispatch_admin_id)->value('nickname')??'未知';

                $newData[] = $datum->toArray();
            }
        }


        return $newData;
        //dump($newData);exit;
    }


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

        if($is_percent){

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

}