<?php

namespace App\Jobs;

use App\Model\TodoList;
use App\Model\WxEmployeeOfficial;
use App\Service\Weixin\WxTemplateMessageService;
use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Redis;
use MongoDB\Driver\Exception\Exception;
use Symfony\Component\Console\Output\ConsoleOutput;
use Symfony\Component\Console\Output\OutputInterface;

class TodoRemindJob implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    public $todoId;
    public $tries = 1;

    public function __construct($todoId)
    {
        $this->todoId = $todoId;
    }

    public function handle()
    {
        $this->doJob();
    }

    private function doJob(){
        $now   = time();
        $appid = config("wx_msg.f_appid");
        $wxSrv = new WxTemplateMessageService();

        $todo = TodoList::find($this->todoId);
        if (!$todo || $todo->del_time != 0 || $todo->status >= TodoList::status_two) {
            return;
        }

        // 分布式锁
        $lockKey = "todo_remind_lock:" . $todo->id;
        $lock = Cache::lock($lockKey, 5);

        if (! $lock->get()) {
            return; // 其他进程在处理，直接跳过
        }

        try {
            // ======================
            // 1. 是否应该提醒
            // ======================
            if (! $this->shouldRemind($todo, $now)) {
                return;
            }

            // 查 openid
            $openid = WxEmployeeOfficial::where('employee_id', $todo->crt_id)
                ->where('type', WxEmployeeOfficial::login_type_two)
                ->where('appid', $appid)
                ->value('openid');

            if (!$openid) {
                $this->updateTodoStatus($todo, $now, '无openid');
                return;
            }

            // ======================
            // 2. 调微信接口发送
            // ======================
            list($ok, $msg) = $wxSrv->sendTemplateMessage('to_do', [
                'title' => $todo->title ?? '待办提醒',
                'time'  => date('Y-m-d H:i:00', $todo->remind_start),
            ], [
                'openid'   => $openid,
                'pagepath' => 'pages/todoManage/add?type=4&id=' . $todo->id,
            ]);

            $this->updateTodoStatus($todo, $now, $msg);

        } finally {
            $lock->release();
        }
    }

    private function shouldRemind($todo, $now)
    {
        if ($todo->remind_interval == 0 && empty($todo->last_remind_time)) {
            return true;
        }

        if ($todo->remind_interval > 0) {
            if (empty($todo->last_remind_time)) return true;
            return ($now - $todo->last_remind_time) >= $todo->remind_interval;
        }

        return false;
    }

    private function updateTodoStatus($todo, $now, $msg)
    {
        $msg = is_scalar($msg) ? $msg : json_encode($msg, JSON_UNESCAPED_UNICODE);

        TodoList::where('id', $todo->id)
            ->where('last_remind_time', $todo->last_remind_time ?? 0)
            ->update([
                'last_remind_time' => $now,
                'status'           => TodoList::status_one,
                'last_time_result' => $msg,
            ]);
    }

    protected function echoMessage(OutputInterface $output)
    {
        //输出消息
        $output->writeln(json_encode($this->data));
    }
}