62 lines
1.5 KiB
PHP
62 lines
1.5 KiB
PHP
<?php
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declare(strict_types=1);
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namespace app\frontend\controller;
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use think\facade\Db;
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use ywxapp\controller\FrontendBase;
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use ywxapp\model\Help as HelpModel;
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/**
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* 站点帮助中心（前台）
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*/
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class Help extends FrontendBase
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{
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/**
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* 帮助中心首页：按分类分组列出所有启用项
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*/
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public function index()
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{
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$list = (new HelpModel())
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->where('status', 1)
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->order('sort', 'desc')
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->order('id', 'desc')
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->field('id,category,title,view_count')
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->select()
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->toArray();
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$groups = [];
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foreach ($list as $item) {
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$cat = $item['category'] ?: '其他';
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$groups[$cat][] = $item;
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}
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// 维护分类顺序（按首个条目出现顺序）
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$categories = [];
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foreach ($groups as $cat => $items) {
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$categories[] = ['name' => $cat, 'items' => $items];
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}
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$this->assign('categories', $categories);
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return $this->fetch();
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}
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/**
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* 帮助详情
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*/
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public function read($id = null)
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{
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if (empty($id)) {
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$this->error('参数错误');
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}
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$info = (new HelpModel())->where('id', $id)->where('status', 1)->find();
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if (empty($info)) {
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$this->error('帮助内容不存在或已下架');
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}
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// 浏览量自增
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Db::name('help')->where('id', $id)->inc('view_count')->update();
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$this->assign('info', $info);
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return $this->fetch('read');
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}
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}
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