<?php

namespace App\Module\Activity\Commands;

use App\Module\Activity\Enums\ACTIVITY_STATUS;
use App\Module\Activity\Enums\PARTICIPATION_STATUS;
use App\Module\Activity\Enums\REWARD_STATUS;
use App\Module\Activity\Models\ActivityConfig;
use App\Module\Activity\Models\ActivityParticipation;
use App\Module\Activity\Models\UserActivityData;
use Carbon\Carbon;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\File;

/**
 * 生成活动报告命令
 */
class GenerateActivityReportCommand extends Command
{
    /**
     * 命令名称
     *
     * @var string
     */
    protected $signature = 'activity:report {activity_id? : 活动ID，不指定则生成所有活动的报告} {--output=storage/activity_reports : 报告输出目录}';

    /**
     * 命令描述
     *
     * @var string
     */
    protected $description = '生成活动参与和完成情况报告';

    /**
     * 执行命令
     *
     * @return int
     */
    public function handle()
    {
        $activityId = $this->argument('activity_id');
        $outputDir = $this->option('output');
        
        // 创建输出目录
        if (!File::exists($outputDir)) {
            File::makeDirectory($outputDir, 0755, true);
        }
        
        // 获取活动列表
        if ($activityId) {
            $activities = ActivityConfig::where('id', $activityId)->get();
            
            if ($activities->isEmpty()) {
                $this->error("活动 ID {$activityId} 不存在");
                return 1;
            }
        } else {
            $activities = ActivityConfig::all();
            
            if ($activities->isEmpty()) {
                $this->info("没有找到任何活动");
                return 0;
            }
        }
        
        $this->info("开始生成 " . count($activities) . " 个活动的报告...");
        
        $timestamp = Carbon::now()->format('YmdHis');
        $summaryData = [];
        
        foreach ($activities as $activity) {
            $this->info("正在处理活动: [{$activity->id}] {$activity->name}");
            
            // 收集活动数据
            $participantCount = ActivityParticipation::where('activity_id', $activity->id)
                ->distinct('user_id')
                ->count('user_id');
            
            $completedCount = ActivityParticipation::where('activity_id', $activity->id)
                ->where('completion_status', PARTICIPATION_STATUS::COMPLETED)
                ->count();
            
            $inProgressCount = ActivityParticipation::where('activity_id', $activity->id)
                ->where('completion_status', PARTICIPATION_STATUS::IN_PROGRESS)
                ->count();
            
            $failedCount = ActivityParticipation::where('activity_id', $activity->id)
                ->where('completion_status', PARTICIPATION_STATUS::FAILED)
                ->count();
            
            $rewardClaimedCount = ActivityParticipation::where('activity_id', $activity->id)
                ->where('reward_status', REWARD_STATUS::CLAIMED)
                ->count();
            
            $rewardNotClaimedCount = ActivityParticipation::where('activity_id', $activity->id)
                ->where('reward_status', REWARD_STATUS::NOT_CLAIMED)
                ->count();
            
            $rewardExpiredCount = ActivityParticipation::where('activity_id', $activity->id)
                ->where('reward_status', REWARD_STATUS::EXPIRED)
                ->count();
            
            // 计算平均进度
            $averageProgress = UserActivityData::where('activity_id', $activity->id)
                ->avg('progress') ?: 0;
            
            // 计算完成率
            $completionRate = $participantCount > 0 ? round(($completedCount / $participantCount) * 100, 2) : 0;
            
            // 计算奖励领取率
            $rewardClaimRate = $completedCount > 0 ? round(($rewardClaimedCount / $completedCount) * 100, 2) : 0;
            
            // 收集每日参与数据
            $dailyParticipations = DB::table('activity_participation')
                ->select(DB::raw('DATE(participate_time) as date'), DB::raw('COUNT(*) as count'))
                ->where('activity_id', $activity->id)
                ->groupBy('date')
                ->orderBy('date')
                ->get();
            
            // 收集每日完成数据
            $dailyCompletions = DB::table('activity_participation')
                ->select(DB::raw('DATE(completion_time) as date'), DB::raw('COUNT(*) as count'))
                ->where('activity_id', $activity->id)
                ->where('completion_status', PARTICIPATION_STATUS::COMPLETED)
                ->groupBy('date')
                ->orderBy('date')
                ->get();
            
            // 生成报告内容
            $reportContent = "# 活动报告: [{$activity->id}] {$activity->name}\n\n";
            $reportContent .= "生成时间: " . Carbon::now()->toDateTimeString() . "\n\n";
            
            $reportContent .= "## 活动基本信息\n\n";
            $reportContent .= "- 活动ID: {$activity->id}\n";
            $reportContent .= "- 活动名称: {$activity->name}\n";
            $reportContent .= "- 活动类型: " . \App\Module\Activity\Enums\ACTIVITY_TYPE::getName($activity->type) . "\n";
            $reportContent .= "- 开始时间: {$activity->start_time}\n";
            $reportContent .= "- 结束时间: {$activity->end_time}\n";
            $reportContent .= "- 当前状态: " . ACTIVITY_STATUS::getName($activity->status) . "\n";
            
            $reportContent .= "\n## 参与情况统计\n\n";
            $reportContent .= "- 总参与人数: {$participantCount}\n";
            $reportContent .= "- 已完成人数: {$completedCount}\n";
            $reportContent .= "- 进行中人数: {$inProgressCount}\n";
            $reportContent .= "- 已失败人数: {$failedCount}\n";
            $reportContent .= "- 完成率: {$completionRate}%\n";
            $reportContent .= "- 平均进度: " . round($averageProgress, 2) . "\n";
            
            $reportContent .= "\n## 奖励领取情况\n\n";
            $reportContent .= "- 已领取奖励人数: {$rewardClaimedCount}\n";
            $reportContent .= "- 未领取奖励人数: {$rewardNotClaimedCount}\n";
            $reportContent .= "- 已过期奖励人数: {$rewardExpiredCount}\n";
            $reportContent .= "- 奖励领取率: {$rewardClaimRate}%\n";
            
            $reportContent .= "\n## 每日参与人数\n\n";
            $reportContent .= "| 日期 | 参与人数 |\n";
            $reportContent .= "|------|--------|\n";
            
            foreach ($dailyParticipations as $data) {
                $reportContent .= "| {$data->date} | {$data->count} |\n";
            }
            
            $reportContent .= "\n## 每日完成人数\n\n";
            $reportContent .= "| 日期 | 完成人数 |\n";
            $reportContent .= "|------|--------|\n";
            
            foreach ($dailyCompletions as $data) {
                $reportContent .= "| {$data->date} | {$data->count} |\n";
            }
            
            // 保存报告文件
            $filename = "activity_{$activity->id}_report_{$timestamp}.md";
            $filePath = "{$outputDir}/{$filename}";
            
            File::put($filePath, $reportContent);
            
            $this->info("活动报告已保存到: {$filePath}");
            
            // 收集汇总数据
            $summaryData[] = [
                'id' => $activity->id,
                'name' => $activity->name,
                'status' => ACTIVITY_STATUS::getName($activity->status),
                'participants' => $participantCount,
                'completed' => $completedCount,
                'completion_rate' => $completionRate . '%',
                'rewards_claimed' => $rewardClaimedCount,
                'claim_rate' => $rewardClaimRate . '%'
            ];
        }
        
        // 生成汇总报告
        if (count($activities) > 1) {
            $summaryContent = "# 活动汇总报告\n\n";
            $summaryContent .= "生成时间: " . Carbon::now()->toDateTimeString() . "\n\n";
            $summaryContent .= "## 活动列表\n\n";
            $summaryContent .= "| ID | 活动名称 | 状态 | 参与人数 | 完成人数 | 完成率 | 领取奖励人数 | 领取率 |\n";
            $summaryContent .= "|----|---------|----|--------|--------|-------|------------|-------|\n";
            
            foreach ($summaryData as $data) {
                $summaryContent .= "| {$data['id']} | {$data['name']} | {$data['status']} | {$data['participants']} | {$data['completed']} | {$data['completion_rate']} | {$data['rewards_claimed']} | {$data['claim_rate']} |\n";
            }
            
            // 保存汇总报告
            $summaryFilename = "activity_summary_report_{$timestamp}.md";
            $summaryFilePath = "{$outputDir}/{$summaryFilename}";
            
            File::put($summaryFilePath, $summaryContent);
            
            $this->info("汇总报告已保存到: {$summaryFilePath}");
        }
        
        $this->info("活动报告生成完成");
        
        return 0;
    }
}