zyedu/application/wap/model/material/DataDownloadBuy.php

<?php
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// | Copyright (c) 2016～2022 https://www.crmeb.com All rights reserved.
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// | Licensed CRMEB并不是自由软件，未经许可不能去掉CRMEB相关版权
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// | Author: CRMEB Team <admin@crmeb.com>
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namespace app\wap\model\material;

use traits\ModelTrait;
use basic\ModelBasic;
use app\wap\model\special\Special;
use app\wap\model\special\SpecialSource;
use app\wap\model\topic\Relation;
use app\wap\model\material\DataDownload;
use app\wap\model\material\DataDownloadOrder;

/**
 * 获得资料 Model
 */
class DataDownloadBuy extends ModelBasic
{
    use ModelTrait;

    /** 用户获得资料
     * @param $order_id
     * @param $data_id
     * @param $uid
     * @param $type
     * @return bool|object
     */
    public static function setUserDataDownload($order_id, $data_id, $uid, $type)
    {
        $add_time = time();
        if (self::be(['uid' => $uid, 'data_id' => $data_id, 'type' => $type, 'is_del' => 0])) return false;
        return self::set(compact('order_id', 'data_id', 'uid', 'type', 'add_time'));
    }

    /**判断是否获得资料
     * @param $test_id
     * @param $uid
     * @param $type
     * @return bool
     * @throws \think\Exception
     */
    public static function PayDataDownload($data_id, $uid)
    {
        return self::where(['uid' => $uid, 'data_id' => $data_id, 'is_del' => 0])->count() ? true : false;
    }

    /**购买专题获得资料
     * @param $order_id
     * @param $uid
     * @param $special_id
     * @return bool
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function setDataDownload($order_id, $uid, $special_id, $type = 0)
    {
        if (!$uid || !$special_id) return false;
        $special = Special::PreWhere()->where(['id'=>$special_id])->find();
        if ($special['type'] == SPECIAL_COLUMN) {
            $special_source = SpecialSource::getSpecialSource($special['id']);
            if (!$special_source) return false;
            foreach ($special_source as $k => $v) {
                $task_special = Special::PreWhere()->where(['id'=>$v['source_id']])->find();
                if (!$task_special) continue;
                if ($task_special['is_show'] != 1) continue;
                $data_ids = Relation::setWhere(4, $task_special['id'])->column('relation_id');
                if (count($data_ids) <= 0) continue;
                foreach ($data_ids as $ks => $value) {
                    self::setUserDataDownload($order_id, $value, $uid, $type);
                }
            }
        } else {
            $data_ids = Relation::setWhere(4, $special_id)->column('relation_id');
            if (count($data_ids) <= 0) return false;
            foreach ($data_ids as $kf => $value) {
                self::setUserDataDownload($order_id, $value, $uid, $type);
            }
        }
    }

    /**获取用户的资料
     * @param $type
     * @param $uid
     */
    public static function getUserDataDownload($uid, $page, $limit)
    {
        $list = self::alias('b')->join('DataDownload d', 'b.data_id=d.id')
            ->where(['b.uid' => $uid, 'b.is_del' => 0, 'd.is_del' => 0, 'd.is_show' => 1])
            ->group('b.data_id')
            ->field('d.id,b.uid,b.data_id,b.type,b.add_time,d.title,d.image,d.money,d.pay_type,d.sales,d.ficti')
            ->page((int)$page, (int)$limit)->order('b.add_time DESC')
            ->select();
        $list = count($list) > 0 ? $list->toArray() : [];
        return $list;
    }
}