export function dispatchEvents(redisCnx, msg, chan, eventHandlers) {
    const eventType = msg.eventType
    const sender = msg.sender ?? null
    const cnxId = msg.cnxId ?? null
    if(!eventType || typeof(eventType) !== 'string') return(false)

    let handled = false

    for(const [channelPattern, byType] of Object.entries(eventHandlers ?? {})) {
        if(!redisCnx.matchesChan(chan, channelPattern)) continue

        const handlers = byType[eventType]
        if(!handlers?.length) continue

        for(const handle of handlers) {
            try {
                handle.call(redisCnx, msg, chan, sender, cnxId)
            } catch(err) {
                console.error(
                    `[${redisCnx.redisId}] Event ${eventType} on ${chan} failed:`,
                    err
                )
            }
        }

        handled = true
    }

    if(!handled && redisCnx.debug) {
        console.log(`[${redisCnx.redisId}] Unhandled event ${eventType} on ${chan}`)
    }

    return(handled)
}