<?php

namespace app\api\controller;

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

/**
 * 业务接口基类
 * 统一处理：登录用户注入 / 师傅档案 / 订单归属校验 / 状态流转 / 通知
 */
class Base extends Api
{
    protected $noNeedLogin = [];
    protected $noNeedRight = '*';

    /** @var mixed 当前登录用户 */
    protected $user = null;

    /** @var array|false|null 师傅档案：null未查询 / false未入驻 / array已入驻 */
    protected $master = null;

    protected function _initialize()
    {
        parent::_initialize();
        $this->user = $this->auth->getUser();
    }

    /**
     * 当前用户ID
     */
    protected function uid()
    {
        return (int)$this->auth->id;
    }

    /**
     * 师傅档案
     */
    protected function masterInfo($reload = false)
    {
        if ($this->master === null || $reload) {
            $row = Db::name('master')->where('user_id', $this->uid())->find();
            $this->master = $row ? $row : false;
        }
        return $this->master;
    }

    /**
     * 要求是已通过审核的师傅
     */
    protected function requireMaster()
    {
        $master = $this->masterInfo();
        if (!$master) {
            $this->error('请先完成师傅入驻', ['need_apply' => 1], 2001);
        }
        if ($master['verify_status'] === 'pending') {
            $this->error('师傅资质审核中，请耐心等待', ['verify_status' => 'pending'], 2002);
        }
        if ($master['verify_status'] === 'reject') {
            $this->error('资质未通过：' . $master['audit_msg'], ['verify_status' => 'reject'], 2003);
        }
        return $master;
    }

    /**
     * 取本人订单（越权拦截）
     * @param int    $orderId
     * @param string $side user|master
     */
    protected function ownOrder($orderId, $side = 'user')
    {
        $orderId = (int)$orderId;
        if ($orderId <= 0) {
            $this->error('订单参数错误');
        }
        $order = Db::name('order')->where('id', $orderId)->find();
        if (!$order) {
            $this->error('订单不存在');
        }
        if ($side === 'user' && (int)$order['user_id'] !== $this->uid()) {
            $this->error('无权操作该订单', null, 403);
        }
        if ($side === 'master') {
            $master = $this->requireMaster();
            if ((int)$order['master_id'] !== (int)$master['id']) {
                $this->error('无权操作该订单', null, 403);
            }
        }
        return $order;
    }

    /**
     * 订单状态流转：校验 → 更新 → 写流水
     */
    protected function transit(array $order, $to, $remark = '', $extra = [], $operatorType = 'system', $operatorId = 0)
    {
        $from = (int)$order['status'];
        if (!OrderStatus::can($from, $to)) {
            $this->error('订单状态「' . OrderStatus::label($from) . '」不允许变更为「' . OrderStatus::label($to) . '」');
        }
        $data = array_merge($extra, [
            'status'     => (int)$to,
            'updatetime' => time(),
        ]);
        Db::name('order')->where('id', (int)$order['id'])->update($data);
        $this->addLog((int)$order['id'], (int)$to, $remark, $operatorType, $operatorId);
        return array_merge($order, $data);
    }

    /**
     * 写订单流水
     */
    protected function addLog($orderId, $status, $remark = '', $operatorType = 'system', $operatorId = 0)
    {
        Db::name('order_log')->insert([
            'order_id'      => (int)$orderId,
            'status'        => (int)$status,
            'remark'        => mb_substr((string)$remark, 0, 255),
            'operator_type' => $operatorType,
            'operator_id'   => (int)$operatorId,
            'createtime'    => time(),
        ]);
    }

    /**
     * 消息通知
     */
    protected function notify($receiveType, $receiveId, $title, $content, $type = 'order', $orderId = 0)
    {
        if (!$receiveId) {
            return;
        }
        Db::name('message')->insert([
            'receive_type' => $receiveType,
            'receive_id'   => (int)$receiveId,
            'type'         => $type,
            'title'        => mb_substr((string)$title, 0, 100),
            'content'      => mb_substr((string)$content, 0, 500),
            'order_id'     => (int)$orderId,
            'is_read'      => 0,
            'createtime'   => time(),
        ]);
    }

    /**
     * 生成订单号
     */
    protected function makeOrderNo()
    {
        return date('YmdHis') . str_pad((string)mt_rand(0, 999999), 6, '0', STR_PAD_LEFT);
    }
}