<?php
// +----------------------------------------------------------------------
// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
// +----------------------------------------------------------------------
// | Author: 萤火科技 <admin@yiovo.com>
// +----------------------------------------------------------------------
declare (strict_types=1);

namespace app\store\model\wxapp;

use app\store\model\wxapp\Setting as WxappSettingModel;
use app\common\model\wxapp\LiveRoom as LiveRoomModel;
use app\common\library\wechat\live\Room as LiveRoomApi;
use cores\exception\BaseException;

/**
 * 微信小程序直播间模型
 * Class LiveRoom
 * @package app\store\model\wxapp
 */
class LiveRoom extends LiveRoomModel
{
    /**
     * 获取直播间列表
     * @param string $search
     * @return \think\Paginator
     * @throws \think\db\exception\DbException
     */
    public function getList(string $search = ''): \think\Paginator
    {
        // 查询对象
        $query = $this->getNewQuery();
        // 检索查询条件
        !empty($search) && $query->where('room_name|anchor_name', 'like', "%{$search}%");
        // 查询直播间列表
        return $query->where('is_delete', '=', 0)
            ->order(['is_top' => 'desc', 'live_status' => 'asc', 'create_time' => 'desc'])
            ->paginate(15);
    }

    /**
     * 设置直播间置顶状态
     * @param int $isTop
     * @return bool|false
     */
    public function setIsTop(int $isTop): bool
    {
        return $this->save(['is_top' => $isTop]);
    }

    /**
     * 刷新直播间列表(同步微信api)
     * 每次拉取上限100条数据
     * @return bool
     * @throws BaseException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public function refreshLiveList(): bool
    {
        // 获取微信api最新直播间列表信息
        $originRoomList = $this->getOriginRoomList();
        // 获取微信直播间的房间id集
        $originRoomIds = $this->getOriginRoomIds($originRoomList);
        // 已存储的所有房间id集
        $localRoomIds = $this->getLocalRoomIds();
        // 同步新增直播间
        $this->refreshLiveNew($localRoomIds, $originRoomIds, $originRoomList);
        // 同步删除直播间
        $this->refreshLiveRemove($localRoomIds, $originRoomIds);
        // 同步更新直播间
        $this->refreshLiveUpdate($localRoomIds, $originRoomIds, $originRoomList);
        return true;
    }

    /**
     * 获取微信api最新直播间列表信息
     * @return array
     * @throws BaseException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    private function getOriginRoomList(): array
    {
        // 小程序配置信息
        $wxConfig = WxappSettingModel::getConfigBasic();
        // 请求api数据
        $LiveRoomApi = new LiveRoomApi($wxConfig['app_id'], $wxConfig['app_secret']);
        $response = $LiveRoomApi->getLiveRoomList();
        empty($response) && throwError('直播房间列表API请求失败：' . $LiveRoomApi->getError());
        // 格式化返回的列表数据
        $originRoomList = [];
        foreach ($response['room_info'] as $item) {
            $originRoomList[$item['roomid']] = $item;
        }
        return $originRoomList;
    }

    /**
     * 获取微信直播间的房间id集
     * @param array $originRoomList
     * @return array
     */
    private function getOriginRoomIds(array $originRoomList): array
    {
        $originRoomIds = [];
        foreach ($originRoomList as $item) {
            $originRoomIds[] = $item['roomid'];
        }
        return $originRoomIds;
    }

    /**
     * 获取数据库中已存在的roomid
     * @return array
     */
    private function getLocalRoomIds(): array
    {
        return $this->where('is_delete', '=', 0)->column('room_id', 'id');
    }

    /**
     * 同步新增直播间
     * @param array $localRoomIds 本地直播间id集
     * @param array $originRoomIds 最新直播间id集
     * @param array $originRoomList 最新直播间列表
     * @return void
     */
    private function refreshLiveNew(array $localRoomIds, array $originRoomIds, array $originRoomList): void
    {
        // 需要新增的直播间ID
        $newLiveRoomIds = array_values(array_diff($originRoomIds, $localRoomIds));
        if (empty($newLiveRoomIds)) {
            return;
        }
        // 整理新增数据
        $saveData = [];
        foreach ($newLiveRoomIds as $roomId) {
            $item = $originRoomList[$roomId];
            $saveData[] = [
                'room_id' => $roomId,
                'room_name' => $item['name'],
                'cover_img' => $item['cover_img'],
                'share_img' => $item['share_img'],
                'anchor_name' => $item['anchor_name'],
                'start_time' => $item['start_time'],
                'end_time' => $item['end_time'],
                'live_status' => $item['live_status'],
                'store_id' => self::$storeId,
            ];
        }
        // 批量新增直播间
        $this->addAll($saveData) !== false;
    }

    /**
     * 同步更新直播间
     * @param array $localRoomIds 本地直播间id集
     * @param array $originRoomIds 最新直播间id集
     * @param array $originRoomList 最新直播间列表
     * @return void
     */
    private function refreshLiveUpdate(array $localRoomIds, array $originRoomIds, array $originRoomList): void
    {
        // 需要新增的直播间ID
        $updatedLiveRoomIds = array_values(array_intersect($originRoomIds, $localRoomIds));
        if (empty($updatedLiveRoomIds)) {
            return;
        }
        // 根据直播间id获取主键id
        $idArr = $this->getLocalIdsByRoomIds($localRoomIds);
        // 整理更新的数据
        $saveData = [];
        foreach ($updatedLiveRoomIds as $roomId) {
            $item = $originRoomList[$roomId];
            $saveData[] = [
                'where' => ['id' => $idArr[$roomId]],
                'data' => [
                    'room_id' => $roomId,
                    'room_name' => $item['name'],
                    'cover_img' => $item['cover_img'],
                    'share_img' => $item['share_img'],
                    'anchor_name' => $item['anchor_name'],
                    'start_time' => $item['start_time'],
                    'end_time' => $item['end_time'],
                    'live_status' => $item['live_status'],
                    'store_id' => self::$storeId,
                ]
            ];
        }
        // 批量更新直播间
        $this->updateAll($saveData);
    }

    /**
     * 同步删除直播间
     * @param array $localRoomIds 本地直播间id集
     * @param array $originRoomIds 最新直播间id集
     * @return void
     */
    private function refreshLiveRemove(array $localRoomIds, array $originRoomIds): void
    {
        // 需要删除的直播间ID
        $removedLiveRoomIds = array_values(array_diff($localRoomIds, $originRoomIds));
        if (empty($removedLiveRoomIds)) {
            return;
        }
        // 根据直播间id获取主键id
        $removedIds = $this->getLocalIdsByRoomIds($localRoomIds, $removedLiveRoomIds);
        // 批量删除直播间
        self::destroy(array_values($removedIds));
    }

    /**
     * 根据直播间ID获取主键ID
     * @param array $localRoomIds
     * @param array $searchRoomIds
     * @return array
     */
    private function getLocalIdsByRoomIds(array $localRoomIds, array $searchRoomIds = []): array
    {
        $data = [];
        foreach ($localRoomIds as $id => $roomId) {
            if (empty($searchRoomIds) || in_array($roomId, $searchRoomIds)) {
                $data[$roomId] = $id;
            }
        }
        return $data;
    }
}