const BarColor = Java.type('org.bukkit.boss.BarColor')
const BarStyle = Java.type('org.bukkit.boss.BarStyle')

const NamespacedKey = Java.type('org.bukkit.NamespacedKey')

import { logger } from '../log'
import { IBossBar, BossBarStyleIndex, BossBarColorIndex } from './bossbar'
const log = logger(__filename)

export class BukkitBossBar implements IBossBar {
	private bar: KeyedBossBar
	player: Player

	static removeAll() {
		log('Removing all Boss Bars')
		// Cancel all BossBars on plugin refresh()
		const keys: NamespacedKey[] = []
		const bossBars = __plugin.server.getBossBars()
		while (bossBars.hasNext()) {
			const b = bossBars.next()
			b.removeAll()
			const key = b.getKey()
			keys.push(key)
		}
		keys.forEach(k => {
			console.log(`Removing ${k.toString()}`)
			__plugin.server.removeBossBar(k)
		})
	}

	constructor(player = global.self, namespace: string, key: string) {
		const nsKey = new NamespacedKey(namespace, key)
		const existingBar = __plugin.server.getBossBar(nsKey)
		this.bar = existingBar
			? existingBar
			: __plugin.server.createBossBar(
					nsKey,
					'',
					BarColor.RED,
					BarStyle.SEGMENTED_20
			  )
		this.player = player
		this.bar.addPlayer(player)
	}

	public color(color: BossBarColorIndex) {
		this.bar.setColor(BarColor[color])
		return this
	}

	public style(style: BossBarStyleIndex) {
		this.bar.setStyle(BarStyle[style])
		return this
	}

	public text(msg: string) {
		this.bar.setTitle(msg)
		return this
	}

	public progress(progress: number = 50) {
		const _progress = Math.min(progress / 100, 0.99)
		const progressRounded = Math.round(_progress * 100) / 100
		this.bar.setProgress(progressRounded)
		return this
	}

	public show() {
		this.bar.setVisible(true)
	}

	public hide() {
		this.bar.setVisible(false)
	}

	public remove() {
		this.bar.removePlayer(this.player)
		return undefined
	}
}