import * as sharedIoRedis from '../shared.mjs'

const consolePrefix = 'socket.io key del tree'

export default async (options) => {
    const {socket, payload} = options;

    try {
        sharedIoRedis.ensureReadonlyConnection({ socket })

        let redis = socket.p3xrs.ioredis

        const deleteTree = `${payload.key}${payload.redisTreeDivider}*`;

        console.info(consolePrefix, deleteTree)
        const keys = await sharedIoRedis.getStreamKeys({
            redis: redis,
            match: deleteTree,
            maxKeys: payload.maxKeys,
        })
        const pipelineDeleteTree = redis.pipeline()
        for (let key of keys) {
            console.info(consolePrefix, 'delete key ', key)
            pipelineDeleteTree.del(key)
        }
        await pipelineDeleteTree.exec();


        socket.emit(options.responseEvent, {
            status: 'ok',
        })

        /*
        await sharedIoRedis.getFullInfoAndSendSocket({
            redis: redis,
            responseEvent: options.responseEvent,
            socket: socket,
            payload: payload,
        })
         */

    } catch (e) {
        console.error(e)
        socket.emit(options.responseEvent, {
            status: 'error',
            error: e.message,
        })
    }


}