70 lines
1.8 KiB
PHP
70 lines
1.8 KiB
PHP
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<?php
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/**
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* 文件功能：开发日志前台控制器
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* 对应独立页面 /changelog，展示已发布的版本更新日志
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* 支持懒加载（IntersectionObserver + 游标分页）
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*
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* @author ChatRoom Laravel
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*
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* @version 1.0.0
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*/
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namespace App\Http\Controllers;
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use App\Models\DevChangelog;
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use Illuminate\Http\JsonResponse;
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use Illuminate\Http\Request;
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use Illuminate\View\View;
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class ChangelogController extends Controller
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{
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/** 每次加载的条数 */
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private const PAGE_SIZE = 10;
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/**
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* 更新日志列表页（SSR首屏）
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* 预加载最新 10 条已发布日志
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*/
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public function index(): View
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{
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$changelogs = DevChangelog::published()
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->limit(self::PAGE_SIZE)
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->get();
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return view('changelog.index', compact('changelogs'));
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}
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/**
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* 懒加载更多日志（JSON API）
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* 游标分页：传入已加载的最后一条 ID，返回更旧的 10 条
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*
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* @param Request $request 含 after_id 参数
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*/
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public function loadMoreChangelogs(Request $request): JsonResponse
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{
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$afterId = (int) $request->input('after_id', PHP_INT_MAX);
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$items = DevChangelog::published()
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->after($afterId)
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->limit(self::PAGE_SIZE)
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->get();
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$data = $items->map(fn (DevChangelog $log) => [
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'id' => $log->id,
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'version' => $log->version,
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'title' => $log->title,
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'type_label' => $log->type_label,
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'type_color' => $log->type_color,
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'content_html' => $log->content_html,
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'summary' => $log->summary,
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'published_at' => $log->published_at?->format('Y-m-d'),
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]);
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return response()->json([
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'items' => $data,
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'has_more' => $items->count() === self::PAGE_SIZE,
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]);
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}
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}
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