<?php

namespace app\common\service;

use app\common\constant\CommonConstant;
use app\common\model\ApproveFlow;
use app\common\model\User;

/**
 * 审批流程服务类
 */
class ApproveFlowService
{

    /**
     * 获取流程
     *
     * @param integer $module 模块类型
     * @param integer $flow_item 审批流项
     * @param mixed $user 用户信息
     **/
    public static function get_data($module, $flow_item, $user)
    {
        $approve_user = [];
        $copy_user = [];
        $field = 'id,user_data';

        // 审批
        $approve = ApproveFlow::get_where($module, CommonConstant::TYPE_1, $flow_item)->field($field)->find();
        if ($approve) {
            $approve_user_data = json_decode($approve['user_data'], JSON_UNESCAPED_UNICODE);
            foreach ($approve_user_data as &$value) {
                if ($value['user_type'] == 1) {
                    $value['userid'] = $user->manager_userid;
                }
            }
            $approve_user_object = array_column($approve_user_data, null, 'userid');
            $user_ids = array_keys($approve_user_object);
            $user_list = self::get_user_list($user_ids);
            if ($user_list) {
                $user_data = array_column($user_list->toArray(), null, 'userid');
                foreach ($approve_user_data as $val) {
                    if (array_key_exists($val['userid'], $user_data)) {
                        $approve_user[] = $user_data[$val['userid']];
                    }
                }
            }
        }
        // 抄送
        $name = 'is_copy_' . $module;
        $is_copy = sysconf($name); // 是否允许用户自己添加抄送人 0=否,1=是
        $copy = ApproveFlow::get_where($module, CommonConstant::TYPE_2, $flow_item)->field($field)->find();
        if ($copy) {
            $copy_user_data = json_decode($copy['user_data'], JSON_UNESCAPED_UNICODE);
            $copy_user_data = array_column($copy_user_data, null, 'userid');
            $user_ids = array_keys($copy_user_data);
            $user_list = self::get_user_list($user_ids);
            $copy_user = $user_list;
        }
        return compact('approve_user', 'copy_user', 'is_copy');
    }

    protected static function get_user_list($user_ids)
    {
        if (!$user_ids) {
            return [];
        }
        return User::field('userid,avatar,name')->where('userid', 'in', $user_ids)->select();
    }

}