Files

95 lines
2.7 KiB
PHP

<?php
declare(strict_types=1);
namespace ywxapp\model;
use ywxapp\model\BaseModel;
use think\facade\Db;
use think\model\concern\SoftDelete;
/**
* 勋章中心
*/
class Medal extends BaseModel
{
use SoftDelete;
protected $name = 'medal';
protected $deleteTime = 'delete_at';
protected $defaultSoftDelete = 0;
// 时间戳自动写入
protected $autoWriteTimestamp = true;
protected $createTime = 'create_at';
protected $updateTime = 'update_at';
/**
* 控制器初始化(模型实例方法,非静态)
*/
protected function initialize()
{
parent::initialize();
self::ensureSchema();
}
/**
* 授予勋章(幂等:同一用户同一勋章仅记录一次)
* @return array [bool $ok, string $msg]
*/
public static function grant(int $uid, int $medalId): array
{
self::ensureSchema(); // 确保 user_medal 关联表已就绪(静态入口也可能在未实例化模型时被调用)
if ($uid <= 0) {
return [false, '用户未登录'];
}
$medal = self::where('id', $medalId)->where('status', 1)->find();
if (!$medal) {
return [false, '勋章不存在或未启用'];
}
$exists = Db::name('member_medal')
->where('uid', $uid)
->where('medal_id', $medalId)
->find();
if ($exists) {
return [true, '已拥有该勋章'];
}
Db::name('member_medal')->insert([
'uid' => $uid,
'medal_id' => $medalId,
'create_at' => time(),
]);
return [true, '恭喜获得勋章:' . $medal->title];
}
/**
* 取某用户拥有的勋章列表(含勋章信息)
*/
public static function getUserMedals(int $uid): array
{
self::ensureSchema(); // 确保 user_medal 关联表已就绪(静态入口也可能在未实例化模型时被调用)
if ($uid <= 0) {
return [];
}
return Db::name('member_medal')
->alias('um')
->join('medal m', 'm.id = um.medal_id')
->where('um.uid', $uid)
->where('m.delete_at', 0)
->field('m.id,m.title,m.image,m.description,um.create_at')
->order('um.create_at', 'desc')
->select()
->toArray();
}
/**
* 表自愈:确保勋章相关表(medal / member_medal)已就绪。
*/
public static function ensureSchema(): void
{
$prefix = BaseModel::currentPrefix();
BaseModel::ensureTableFromInstall($prefix, 'medal');
BaseModel::ensureTableFromInstall($prefix, 'member_medal');
}
}