<?php

namespace app\common\service;

use app\common\model\demand\group\Chat;
use app\common\traits\ServiceTrait;
use Exception;
use GuzzleHttp\Exception\GuzzleException;
use think\Log;

class DemandGroupChatService
{
    use ServiceTrait;

    /** @var Chat */
    public static $Model = Chat::class;

    // 竞标状态
    const STATUS_BIDDING_NO = 0; //无
    const STATUS_BIDDING_ONGOING = 1; //竞标中
    const STATUS_BIDDING_WIN = 2; //中标
    const STATUS_BIDDING_FAILED = 3; //未中标

    const BIDDING_STATUS_MAP = [
        self::STATUS_BIDDING_NO => '无',
        self::STATUS_BIDDING_ONGOING => '竞标中',
        self::STATUS_BIDDING_WIN => '中标',
        self::STATUS_BIDDING_FAILED => '未中标',
    ];

    // 竞标状态
    const STATUS_PROCESS_NO = 0; //未处理
    const STATUS_PROCESS_ONGOING = 1; //待确认
    const STATUS_PROCESS_CONFIRMED = 2; //已确认
    const STATUS_PROCESS_FAILED = 3; //已拒绝
    const STATUS_PROCESS_TIMEOUT = 4; //超时弃权

    const PROCESS_STATUS_MAP = [
        self::STATUS_PROCESS_NO => '未处理',
        self::STATUS_PROCESS_ONGOING => '待确认',
        self::STATUS_PROCESS_CONFIRMED => '已确认',
        self::STATUS_PROCESS_FAILED => '已拒绝',
        self::STATUS_PROCESS_TIMEOUT => '超时弃权',
    ];

    /**
     * 保存客户群列表（只补充未入库的群，可重复执行）
     * @return int 新增数量
     * @throws GuzzleException
     */
    public static function syncList(): int
    {
        $scene = 2;
        $state = '';
        $group_chat_list = WorkWeChatService::groupChatList();
        $dataList = [];
        foreach ($group_chat_list as $chat) {
            $chat_id = $chat['chat_id'] ?? '';
            if (!$chat_id) {
                continue;
            }
            $groupChatInfo = WorkWeChatService::groupChatInfo($chat_id);
            $dataList[] = [
                'demand_id' => 0,
                'chat_id' => $chat_id,
                'name' => $groupChatInfo['name'] ?? '',
                'config_id' => '',
                'qr_code' => '',
                'scene' => $scene,
                'state' => $state,
            ];
        }
        //群名为空时不再排序，避免空列表导致报错
        if (!$dataList) {
            Log::warning(__METHOD__ . ' 企业微信未返回任何客户群，请检查群主配置与接口权限');
            return 0;
        }
        usort($dataList, function ($a, $b) {
            return (int)filter_var($a['name'], FILTER_SANITIZE_NUMBER_INT) <=> (int)filter_var($b['name'], FILTER_SANITIZE_NUMBER_INT);
        });
        $chatIdList = self::where('chat_id', '<>', '')->column('chat_id');
        $dataList = array_filter($dataList, function ($value) use ($chatIdList) {
            return !in_array($value['chat_id'], $chatIdList);
        });
        if (!$dataList) {
            return 0;
        }
        (new self::$Model)->saveAll($dataList);
        return count($dataList);
    }

    /**
     * 分配一个空闲群给需求，并生成（或刷新）二维码
     * @param $demand_id
     * @param bool $refresh
     * @return mixed
     * @throws
     */
    public static function updateQrCode($demand_id, bool $refresh = false)
    {
        //分配一个未使用的群
        $info = self::getOne(['demand_id' => 0], [], ['id']);
        if (!$info) {
            Log::error(__METHOD__ . ' 群池已空，无法为需求分配沟通群，demand_id：' . $demand_id);
            return false;
        }
        $info->demand_id = $demand_id;
        self::refreshQrCode($info, $refresh);
        return $info->save();
    }

    /**
     * 重新生成群的入群二维码
     * 失败只记录日志并返回 false，不抛异常，避免影响确认接单等主流程
     * @param Chat|\think\Model $info
     * @param bool $refresh 已有二维码时是否强制刷新
     * @return bool
     * @throws GuzzleException
     */
    public static function refreshQrCode($info, bool $refresh = false): bool
    {
        if ($info->qr_code && !$refresh) {
            return true;
        }
        //更新config_id,防止设置群聊邀请确认后不生效
        $config_id = WorkWeChatService::groupChatAddJoinWay([$info['chat_id']]);
        if (!$config_id) {
            Log::error(__METHOD__ . ' 生成入群方式失败，chat_id：' . $info['chat_id']);
            return false;
        }
        $join_way = WorkWeChatService::groupChatGetJoinWay($config_id);
        if (empty($join_way['qr_code'])) {
            Log::error(__METHOD__ . ' 获取群二维码失败，config_id：' . $config_id);
            return false;
        }
        $info->config_id = $config_id;
        $info->qr_code = $join_way['qr_code'];
        return true;
    }

    /**
     * 刷新所有已分配群的二维码
     * @return array
     * @throws GuzzleException
     */
    public static function refreshAll(): array
    {
        $list = self::where('demand_id', '>', 0)->select();
        $result = ['total' => 0, 'success' => 0, 'fail' => 0, 'failDemandIds' => []];
        foreach ($list as $item) {
            $result['total']++;
            if (self::refreshQrCode($item, true) && $item->save()) {
                $result['success']++;
            } else {
                $result['fail']++;
                $result['failDemandIds'][] = $item->demand_id;
            }
        }
        return $result;
    }

    /**
     * 刷新指定需求群的二维码
     * @param $demand_id
     * @return bool
     * @throws GuzzleException
     */
    public static function refreshByDemand($demand_id)
    {
        $info = self::getOne(['demand_id' => $demand_id]);
        if (!$info) {
            Log::error(__METHOD__ . ' 该需求没有已分配的沟通群，demand_id：' . $demand_id);
            return false;
        }
        if (!self::refreshQrCode($info, true)) {
            return false;
        }
        return (bool)$info->save();
    }

    /**
     * 回收需求占用的群，归还群池
     * @param $demand_id
     * @return bool
     */
    public static function recycle($demand_id)
    {
        $info = self::getOne(['demand_id' => $demand_id]);
        if (!$info) {
            return false;
        }
        $info->demand_id = 0;
        $info->config_id = '';
        //旧二维码随需求作废，下次分配时重新生成
        $info->qr_code = '';
        return (bool)$info->save();
    }

    /**
     * 群池状态
     * @return array
     */
    public static function stat(): array
    {
        return [
            'total'     => self::$Model::count(),
            'free'      => self::where('demand_id', 0)->count(),
            'used'      => self::where('demand_id', '>', 0)->count(),
            'no_qrcode' => self::where('qr_code', '')->count(),
        ];
    }

}