<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use App\Models\Articles;
use Illuminate\Support\Facades\Cache;

class SyncArticleLikes extends Command
{
    // 在 Kernel.php 中建议设置 ->everyFiveMinutes()
    protected $signature = 'article:sync-likes';
    protected $description = '高标准点赞：7天自动碎化 + 全年天级随机';

    public function handle()
    {
        $iBurstCount = 0; // 记录本次执行爆发了多少文章
        $iYearlyCount = 0; // 记录本次执行有多少文章中了全年奖

        // 1. 【7天爆发】碎化注入逻辑
        Articles::where('i7like', '>', 0)
            ->where('iStatus', 1)
            ->chunkById(100, function ($aArticles) use (&$iBurstCount) {
                foreach ($aArticles as $oArticle) {
                    $iDaysPassed = $oArticle->created_at->diffInDays(now());
                    if ($iDaysPassed > 6) continue;

                    $iRemainingSlots = (7 - $iDaysPassed) * 24 * 12;
                    if ($iRemainingSlots <= 0) continue;

                    $iBaseAdd = (int)ceil($oArticle->i7like / $iRemainingSlots);
                    
                    if (mt_rand(1, 100) <= 50) {
                        $iAdd = mt_rand(1, max(1, $iBaseAdd * 2));
                        $this->transferLikes($oArticle, 'i7like', $iAdd);
                        
                        $this->info("ID [{$oArticle->id}] 爆发：注入 {$iAdd} 个赞，剩余库存 {$oArticle->i7like}");
                        $iBurstCount++;
                    }
                }
            });

        // 2. 【全年增长】天级随机逻辑
        $sLockKey = 'sync_yearly_likes_lock:' . now()->format('Ymd');
        if (!Cache::has($sLockKey)) {
            $this->warn("检测到今日尚未进行全年随机摇号，开始抽奖...");
            
            Articles::where('i365like', '>', 0)
                ->where('iStatus', 1)
                ->chunkById(100, function ($aArticles) use (&$iYearlyCount) {
                    foreach ($aArticles as $oArticle) {
                        if (mt_rand(1, 365) <= $oArticle->i365like) {
                            $oArticle->increment('iLikeCount');
                            $this->line("ID [{$oArticle->id}] 全年：运气爆发，喜提 1 个赞");
                            $iYearlyCount++;
                        }
                    }
                });
            
            Cache::put($sLockKey, 1, now()->addDay());
        }

        $this->comment("本次任务结束：{$iBurstCount} 篇爆发增长，{$iYearlyCount} 篇全年喜提。");
    }

    /**
     * 核心转移逻辑
     */
    private function transferLikes(Articles $oArticle, string $sField, int $iAmount): void
    {
        $iRealAdd = min($oArticle->$sField, $iAmount);
        if ($iRealAdd > 0) {
            $oArticle->increment('iLikeCount', $iRealAdd);
            // 这里注意：increment/decrement 会同步更新 model 对象的内存值
            $oArticle->decrement($sField, $iRealAdd);
        }
    }
}