// const  performance = require('performance-now')
const {Vec3} = require('vec3')
let  mcData = require('minecraft-data')

let cfg = {}
let bot = {}

function findBlocks(name){
    // const name = message.split(' ')[1]
    if (mcData.blocksByName[name] === undefined) {
      bot.chat(`${name} is not a block name`)
      return
    } else if (["ancient_debris", "diamond_ore", "emerald_ore"].includes(name)) {
        return
    }

    const ids = [mcData.blocksByName[name].id]

    // const startTime = performance.now()
    const blocks = bot.findBlocks({ matching: ids, maxDistance: 128, count: 10 })
    // const time = (performance.now() - startTime).toFixed(2)

    // TODO check if toString() is really needed
    if (blocks.length === 0){
        bot.chat("not here (around 128 blocks)")
        return
    }
    const pos = minmax(blocks).map(x => x.toString())


    // bot.chat(`I found ${blocks.length} ${name} blocks in ${time} ms`)
    bot.chat(`I found ${blocks.length} ${name} blocks at ${pos}`)
}

function minmax(coordsArray){
    const min = coordsArray.reduce((x,y) => x.min(y))
    const max = coordsArray.reduce((x,y) => x.max(y))

    return [min, max]
}

const load = (config) => {
    cfg = config
    bot = cfg.bot

    mcData = mcData(bot.version)
}

const unload = () => {
    // bot.off("time", autoSleep)
}

module.exports = { load, unload, findBlocks}