bedrock-protocol/examples/viewer/client/ClientProvider.js
2021-04-23 03:23:43 -04:00

114 lines
3.2 KiB
JavaScript

const { Client } = require('bedrock-protocol')
const { BotProvider } = require('./BotProvider')
const controlMap = {
forward: ['KeyW', 'KeyZ'],
back: 'KeyS',
left: ['KeyA', 'KeyQ'],
right: 'KeyD',
sneak: 'ShiftLeft',
jump: 'Space'
}
class ClientProvider extends BotProvider {
downKeys = new Set()
connect () {
const client = new Client({ host: '127.0.0.1', version: '1.16.210', username: 'notch', offline: true, port: 19132, connectTimeout: 100000 })
client.once('resource_packs_info', (packet) => {
client.write('resource_pack_client_response', {
response_status: 'completed',
resourcepackids: []
})
client.once('resource_pack_stack', (stack) => {
client.write('resource_pack_client_response', {
response_status: 'completed',
resourcepackids: []
})
})
client.queue('client_cache_status', { enabled: false })
client.queue('request_chunk_radius', { chunk_radius: 1 })
this.heartbeat = setInterval(() => {
client.queue('tick_sync', { request_time: BigInt(Date.now()), response_time: 0n })
})
})
this.client = client
}
close () {
this.client?.close()
}
listenToBot () {
this.client.on('connect', () => {
console.log('Bot has connected!')
})
this.client.on('start_game', packet => {
this.updatePosition(packet.player_position)
this.movements.init('server', packet.player_position, /* vel */ null, packet.rotation.z || 0, packet.rotation.x || 0, 0)
})
this.client.on('spawn', () => {
this.movements.startPhys()
// server allows client to render chunks & spawn in world
this.emit('spawn', { position: this.lastPos, firstPerson: true })
this.tickLoop = setInterval(() => {
this.client.queue('tick_sync', { request_time: BigInt(Date.now()), response_time: 0n })
})
})
this.client.on('level_chunk', packet => {
this.handleChunk(packet)
})
this.client.on('move_player', packet => {
if (packet.runtime_id === this.client.entityId) {
this.movements.updatePosition(packet.position, packet.yaw, packet.pitch, packet.head_yaw, packet.tick)
}
})
this.client.on('set_entity_motion', packet => {
// if (packet.runtime_id === this.client.entityId) this.updatePosition(packet.position)
})
this.client.on('tick_sync', (packet) => {
this.lastTick = packet.response_time
})
}
onKeyDown = (evt) => {
const code = evt.code
for (const control in controlMap) {
if (controlMap[control].includes(code)) {
this.movements.setControlState(control, true)
break
}
if (evt.ctrlKey) {
this.movements.setControlState('sprint', true)
}
}
this.downKeys.add(code)
}
onKeyUp = (evt) => {
const code = evt.code
if (code === 'ControlLeft' && this.downKeys.has('ControlLeft')) {
this.movements.setControlState('sprint', false)
}
for (const control in controlMap) {
if (controlMap[control].includes(code)) {
this.movements.setControlState(control, false)
break
}
}
this.downKeys.delete(code)
}
}
module.exports = { ClientProvider }