334 lines
12 KiB
PHP
334 lines
12 KiB
PHP
<?php
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namespace app\admin\controller\orders;
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use app\admin\model\Order;
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use app\admin\model\OrderDispatch;
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use app\admin\model\OrderReview;
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use app\admin\model\Worker;
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use app\admin\model\WorkerItem;
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use think\Collection;
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use think\Db;
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use think\exception\DbException;
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use function Symfony\Component\Clock\now;
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/**
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* 自动派单
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*
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* @icon
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*/
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class DispatchLogic
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{
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function getMaxScoreWorker($order){
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$worker_info = Db::query("SELECT id, `name`, lng, lat, distance,star
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FROM (
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SELECT id, `name`, lng, lat,star,
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ST_Distance_Sphere(
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point(lng, lat),
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point(?, ?)
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) AS distance
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FROM fa_worker where deletetime is null and type = 1 and status = 1
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) AS t
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WHERE distance < 40000
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ORDER BY distance;",[$order->lng,$order->lat]);
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$worker_ids = array_column($worker_info,'id');
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$items = model('item')->getAll();
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$ids = $this->getParentIdsFromArray($order->item_id,$items);
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$worker_items_ids = (new WorkerItem())
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->whereIn('item_id', $ids)
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->whereIn('worker_id', $worker_ids)
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->column('worker_id');
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$out_worker = OrderDispatch::where('order_id',$order->id)
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->where('status',-30)->column('worker_id');
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$out_worker_ids = array_intersect($worker_ids, $worker_items_ids);
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$out_worker_ids = array_values(array_diff($out_worker_ids, $out_worker));
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// dd($out_worker_ids);
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$worker_doings = (new OrderDispatch())
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->whereIn('worker_id', $out_worker_ids)
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->group('worker_id')
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->field(['worker_id','count(if(status > 0 & status < 60,1,null)) count'])
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->select();
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$worker_doing_map = [];
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foreach ($worker_doings as $item){
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$worker_doing_map[$item->worker_id] = $item->toArray();
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}
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// 获取工人信息;
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$worker_rate = $this->getWorkerRate($out_worker_ids);
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$worker_scores = [];
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$worker_rate_map = array_column($worker_rate,null,'worker_id');
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foreach ($worker_info as $item){
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if (in_array($item['id'],$out_worker_ids)){
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$worker_scores [] = [
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'id' => $item['id'],
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'distance' => $item['distance'],
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// 'star' => $item['star'],
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'doing' => $worker_doing_map[$item['id']]['count'] ?? 0,
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'status' => $worker_rate_map[$item['id']] ?? [
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'arrive_rate' => 0,
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'refuse_rate' => 0,
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'trans_rate' => 0,
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'good_rate' => 0,
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'avg_time_diff' => 0,
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],
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];
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}
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}
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$worker_score_map = [];
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foreach ($worker_scores as $worker_score){
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$worker_score_map [$worker_score['id']] = $this->scoreWorker($worker_score);
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}
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// 根据得分排序（从高到低）
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arsort($worker_score_map); // 保持键名不变
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// 取出第一个 key（就是得分最高的 ID）
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return array_key_first($worker_score_map);
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}
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function scoreWorker($worker, $maxDistance = 10000, $requiredSkills = []) {
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// 距离得分（越近分数越高）
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$geoScore = max(0, 1 - ($worker['distance'] / $maxDistance)); // 范围 [0,1]
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// 技能得分（假设这个人不匹配）
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$skillScore = count($requiredSkills) ? 0 : 1;
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// 当前状态得分（未完成订单越少越好）
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$doing = $worker['doing'];
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$statusScore = $doing >= 10 ? 0 : (10 - $doing) / 10;
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// 历史表现得分（各项 0~1）
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$s = $worker['status'];
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$historyScore = (
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0.4 * (floatval($s['good_rate']) / 100) +
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0.25 * (floatval($s['trans_rate']) / 100) +
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0.2 * (floatval($s['arrive_rate']) / 100) +
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0.1 * (1 - min(floatval($s['avg_time_diff']) / 10, 1)) + // 联系时间越短越好
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0.05 * (1 - floatval($s['refuse_rate']) / 100) // 拒单率越低越好
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);
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// 综合得分（加权）
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$totalScore =
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0.3 * $geoScore +
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0.2 * $skillScore +
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0.2 * $statusScore +
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0.3 * $historyScore;
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return round($totalScore, 4);
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}
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private function getWorkerRate($worker_ids){
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$filter = [
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'start_time' => now()->modify('-31 days')->format('Y-m-d H:i:s'),
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'end_timne'=> now()->format('Y-m-d H:i:s')
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];
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//派单表
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$dispatchSubsql = $this->dispatchSubsql($filter);
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//订单表
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$orderSubsql = $this->oderSubsql($filter);
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//评分表
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$viewSubsql = $this->viewSubsql($filter);
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$list = (new Worker())->alias('fa_worker')
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->whereIn('id',$worker_ids)
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->field([
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'fa_worker.*',
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'IFNULL(a.dispatch_count, 0) AS dispatch_count',
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'IFNULL(a.get_count, 0) AS get_count',
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'IFNULL(a.refuse_count, 0) AS refuse_count',
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'IFNULL(a.arrive_count, 0) AS arrive_count',
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'IFNULL(a.avg_time_diff, 0) AS avg_time_diff',
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'IFNULL(b.finish_num, 0) AS finish_num',
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'IFNULL(b.total, 0) AS total',
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'IFNULL(b.performance, 0) AS performance',
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'IFNULL(b.refund_total, 0) AS refund_total',
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'IFNULL(b.refund_count, 0) AS refund_count',
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'IFNULL(b.cost, 0) AS cost',
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'IFNULL(c.good_count, 0) AS good_count'
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])
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->join([$dispatchSubsql => 'a'], 'fa_worker.id = a.worker_id', 'LEFT')
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->join([$orderSubsql => 'b'], 'fa_worker.id = b.worker_id', 'LEFT')
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->join([$viewSubsql => 'c'], 'fa_worker.id = c.worker_id', 'LEFT')
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->select();
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$this->_toList($list);
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$out = [];
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foreach ($list as $item){
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$out [] = [
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'worker_id' => $item->id,
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'arrive_rate' => $item->arrive_rate,
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'refuse_rate' => $item->refuse_rate,
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'trans_rate' => $item->trans_rate,
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'good_rate' => $item->good_rate,
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'avg_time_diff' => $item->avg_time_diff,
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];
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}
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return $out;
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}
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/**
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* @return bool|Collection|PDOStatement|string
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* @throws DbException
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*/
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public function viewSubsql($filter=[]){
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//评分表
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$viewSubsql = OrderReview::where('worker_star',5)->field(['worker_id','count(*) as good_count']);
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if(!empty($filter['start_time'])){
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$viewSubsql->where('create_time','>=',$filter['start_time']);
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}
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if(!empty($filter['end_time'])){
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$viewSubsql->where('create_time','<=',$filter['start_time']);
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}
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return $viewSubsql->group('worker_id')->buildSql();
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}
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/**
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* @return bool|PDOStatement|string|Collection
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* @throws DbException
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*/
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public function dispatchSubsql($filter): Collection|bool|string|PDOStatement
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{
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$builder = new OrderDispatch();
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$fields = [
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'worker_id',
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// 使用 IFNULL 确保结果为 null 时返回 0
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"IFNULL(COUNT(*), 0) AS dispatch_count", //分配数
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"IFNULL(COUNT(CASE WHEN status NOT IN (0, -10) THEN 1 END), 0) AS get_count", //接单数
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//"COUNT(CASE WHEN status IN (60) THEN 1 END) AS finish_count", //完成数
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"IFNULL(COUNT(CASE WHEN status NOT IN (-10) THEN 1 END), 0) AS refuse_count", //拒绝数
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"IFNULL(COUNT(arrive_time), 0) AS arrive_count", //上门数
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"IFNULL(AVG(CASE WHEN status = 60 AND arrive_time IS NOT NULL THEN UNIX_TIMESTAMP(arrive_time) - UNIX_TIMESTAMP(create_time) END), 0) AS avg_time_diff", //联系时效
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];
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$builder->field($fields);
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if(!empty($filter['start_time'])){
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$builder->where('create_time','>=',$filter['start_time']);
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}
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if(!empty($filter['end_time'])){
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$builder->where('create_time','<=',$filter['start_time']);
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}
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$builder->group('worker_id');
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return $builder->buildSql();
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}
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//图表统计
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/**
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* @throws DbException
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*/
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public function oderSubsql($filter = []): Collection|bool|string|PDOStatement
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{
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$orderValid = implode(',',(new Order())->tabStatus(Order::TAB_VALID));
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//"COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END) AS ing_num",
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$fields = [
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'worker_id',
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// 使用 IFNULL 确保结果为 null 时返回 0
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"IFNULL(COUNT(CASE WHEN status = 60 THEN 1 END), 0) AS finish_num", //完成数
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//"COUNT(CASE WHEN status IN (".$orderValid.") THEN 1 END) AS count_num", //总订单数 （排除取消 和草稿）
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"IFNULL(SUM(CASE WHEN status = 60 THEN total END), 0) AS total", //成效额
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"IFNULL(SUM(CASE WHEN status = 60 THEN performance END), 0) AS performance", //业绩
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"IFNULL(SUM(CASE WHEN status = 60 THEN cost END), 0) AS cost", //成效额
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// "SUM(CASE WHEN status = 60 THEN (cost + material_cost) END) AS cost_total", //总成本
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"IFNULL(SUM(CASE WHEN status = 60 THEN (refund_amount + worker_refund_amount) END), 0) AS refund_total", //退款总数
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"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
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//"AVG(CASE WHEN status > 10 THEN UNIX_TIMESTAMP(dispatch_time) - UNIX_TIMESTAMP(create_time) END) AS avg_time_diff", //派单时效
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// "SUM(CASE WHEN status = 60 THEN (field1 + field2) END) AS performance",
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];
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$builder = (new Order())->field($fields);
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if(!empty($filter['start_time'])){
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$builder->where('create_time','>=',$filter['start_time']);
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}
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if(!empty($filter['end_time'])){
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$builder->where('create_time','<=',$filter['start_time']);
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}
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//->where('dispatch_admin_id','>',0);
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return $builder->group('worker_id')->buildSql();
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}
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private function _toList($list)
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{
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foreach ($list as &$datum){
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//利润率 = 总业绩/总成效额
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$datum->performance_rate = $this->_calc($datum->performance,$datum->total,4,true);
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//转化率 = 完单数 / 总接单数
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$datum->trans_rate = $this->_calc($datum->finish_num,$datum->get_count,4,true);
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//变现值 = 总业绩 / 总接单数
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$datum->cash_value = $this->_calc($datum->performance,$datum->get_count,2);
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//拒单率 = 拒绝数 / 派单数
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$datum->refuse_rate = $this->_calc($datum->refuse_count,$datum->dispatch_count,4,true);
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//上门率 = 打卡数 / 接单数
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$datum->arrive_rate = $this->_calc($datum->arrive_count,$datum->get_count,4,true);
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//好评率
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$datum->good_rate = $this->_calc($datum->good_count,$datum->finish_num,4,true);
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$datum->avg_time_diff = $this->_calc($datum->avg_time_diff,3600,2);
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}
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}
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private function _calc($a, $b, int $scale=4, bool $is_percent=false): int|string
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{
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$a = $a??0;
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$b = $b??0;
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$val = $b > 0 ? bcdiv($a,$b,$scale) : '0.00';
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if($is_percent){
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return bcmul($val,100,2);
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}
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return $val;
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}
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function getParentIdsFromArray($id, $items) {
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$map = [];
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foreach ($items as $item) {
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$map[$item['id']] = $item['pid'];
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}
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$result = [];
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while (isset($map[$id]) && $map[$id] != 0) {
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$id = $map[$id];
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$result[] = $id;
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}
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return $result;
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}
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}
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