<?php

declare(strict_types=1);

namespace app\admin\controller;

use app\admin\BaseController;
use think\exception\ValidateException;
use think\facade\Db;
use think\response\Json;
use think\db\exception\DbException;
use app\model\Articles;
use app\model\ArticlesCategory;
use app\model\AdminUser;

class AnalyticsController extends BaseController
{
    /**
     * 内容统计
     * 包含：总发布量、本月新增、总点赞量、总访问量（均与昨日对比）、热门内容top5
     * @return Json
     */
    public function getContentStats()
    {
        try {
            $yesterday = date('Y-m-d', strtotime('-1 day'));
            $monthStart = date('Y-m-01');
            $monthEnd = date('Y-m-t 23:59:59');

            // 总发布量
            $totalArticles = Articles::where('delete_time', null)
                ->where('status', 2)
                ->count();

            // 昨日新增发布
            $yesterdayArticles = Articles::where('delete_time', null)
                ->where('status', 2)
                ->where('publish_date', '>=', $yesterday . ' 00:00:00')
                ->where('publish_date', '<=', $yesterday . ' 23:59:59')
                ->count();

            // 本月新增发布
            $monthNewArticles = Articles::where('delete_time', null)
                ->where('status', 2)
                ->where('publish_date', '>=', $monthStart . ' 00:00:00')
                ->where('publish_date', '<=', $monthEnd)
                ->count();

            // 总点赞量
            $totalLikes = Articles::where('delete_time', null)
                ->where('status', 2)
                ->sum('likes');

            // 总访问量
            $totalViews = Articles::where('delete_time', null)
                ->where('status', 2)
                ->sum('views');

            // 热门内容TOP5
            $hotArticles = Articles::where('delete_time', null)
                ->where('status', 2)
                ->order('views', 'desc')
                ->limit(5)
                ->withAttr('cate', function ($value) {
                    return ArticlesCategory::where('id', $value)->value('name') ?? '未分类';
                })
                ->field('id,title,cate,views,likes,publish_date,status')
                ->select();

            $stats = [
                'total_articles' => $totalArticles,
                'yesterday_articles' => $yesterdayArticles,
                'month_articles' => $monthNewArticles,
                'total_likes' => (int)$totalLikes,
                'total_views' => (int)$totalViews,
                'hot_articles' => $hotArticles->toArray()
            ];

            $this->logSuccess('内容统计', '获取内容统计', ['data' => $stats]);
            return json([
                'code' => 200,
                'msg' => '获取成功',
                'data' => $stats
            ]);
        } catch (DbException $e) {
            $this->logFail('内容统计', '获取内容统计', $e->getMessage());
            return json([
                'code' => 500,
                'msg' => '获取失败：' . $e->getMessage(),
                'data' => []
            ]);
        }
    }   

    /**
     * 用户统计
     * @return Json
     */
    public function getUserStats()
    {
        try {
            $stats = [
                'total_users' => AdminUser::where('delete_time', null)->count(),
            ];
            // 记录操作日志
            $this->logSuccess('用户统计', '获取用户统计', ['data' => $stats]);
            return json([
                'code' => 200,
                'msg' => '获取成功',
                'data' => $stats
            ]);
        } catch (DbException $e) {
            // 记录失败日志
            $this->logFail('用户统计', '获取用户统计', $e->getMessage());
            return json([
                'code' => 500,
                'msg' => '获取失败：' . $e->getMessage(),
                'data' => []
            ]);
        }
    }   

    
}