<?php

namespace app\api\controller;

use app\common\library\OrderStatus;
use think\Db;

/**
 * 评价：用户提交 / 师傅收到的评价
 */
class Review extends Base
{
    protected $noNeedLogin = ['masterList'];

    /**
     * 提交评价
     * @ApiMethod (POST)
     */
    public function create()
    {
        $orderId = (int)$this->request->post('order_id');
        $score = (int)$this->request->post('score', 5);
        $content = trim((string)$this->request->post('content'));
        $tags = $this->request->post('tags', '');
        $images = $this->request->post('images', '');
        $anonymous = (int)$this->request->post('is_anonymous', 0);

        $order = $this->ownOrder($orderId, 'user');
        if ((int)$order['status'] !== OrderStatus::COMPLETED) {
            $this->error('订单未完成，暂不能评价');
        }
        if ((int)$order['is_review'] === 1) {
            $this->error('该订单已评价');
        }
        if ($score < 1 || $score > 5) {
            $this->error('请选择 1-5 星');
        }

        Db::startTrans();
        try {
            Db::name('review')->insert([
                'order_id'     => $orderId,
                'user_id'      => $this->uid(),
                'master_id'    => (int)$order['master_id'],
                'score'        => $score,
                'tags'         => is_array($tags) ? json_encode($tags, JSON_UNESCAPED_UNICODE) : (string)$tags,
                'content'      => mb_substr($content, 0, 500),
                'images'       => is_array($images) ? json_encode($images, JSON_UNESCAPED_UNICODE) : (string)$images,
                'is_anonymous' => $anonymous ? 1 : 0,
                'status'       => 'normal',
                'createtime'   => time(),
            ]);
            Db::name('order')->where('id', $orderId)->update(['is_review' => 1, 'updatetime' => time()]);

            // 刷新师傅综合评分
            $masterId = (int)$order['master_id'];
            if ($masterId > 0) {
                $avg = Db::name('review')->where('master_id', $masterId)->where('status', 'normal')->avg('score');
                Db::name('master')->where('id', $masterId)->update([
                    'score'      => round((float)$avg, 2),
                    'updatetime' => time(),
                ]);
            }
            Db::commit();
        } catch (\Exception $e) {
            Db::rollback();
            $this->error('评价失败：' . $e->getMessage());
        }

        $this->success('评价成功');
    }

    /**
     * 师傅收到的评价
     */
    public function masterList()
    {
        $masterId = (int)$this->request->param('master_id');
        if ($masterId <= 0) {
            $master = $this->masterInfo();
            if (!$master) {
                $this->error('师傅不存在');
            }
            $masterId = (int)$master['id'];
        }
        $list = Db::name('review')
            ->alias('r')
            ->join('user u', 'u.id = r.user_id', 'LEFT')
            ->field('r.id,r.score,r.tags,r.content,r.images,r.is_anonymous,r.reply,r.createtime,u.nickname,u.avatar')
            ->where('r.master_id', $masterId)
            ->where('r.status', 'normal')
            ->order('r.id desc')
            ->limit(50)
            ->select();

        foreach ($list as &$row) {
            if ((int)$row['is_anonymous'] === 1) {
                $row['nickname'] = '匿名用户';
                $row['avatar'] = '';
            }
            $row['time_text'] = date('Y-m-d H:i', (int)$row['createtime']);
        }
        unset($row);

        $stat = Db::name('review')->where('master_id', $masterId)->where('status', 'normal')
            ->field('count(*) as total, avg(score) as avg_score')->find();

        $this->success('', [
            'list'      => $list,
            'total'     => (int)$stat['total'],
            'avg_score' => round((float)$stat['avg_score'], 2),
        ]);
    }
}