utility modules for toio.js

disconnect.js

module.exports = function(cube) {
  return new Promise((resolve, reject) => {
    cube.peripheral.disconnect(error => {
      if (error !== null) {
        reject(error)
      } else {
        resolve()
      }
    })
  })
}

id-address-scanner.js

const { Cube } = require('@toio/cube')
const { Scanner } = require('@toio/scanner')

/**
 * Scan cubes which has certain id or address
 */
class IdAddressScanner extends Scanner {
  /**
   * Constructor of IdAddressScanner class
   *
   * @param targets - list of id or address
   * @param fuzzy - use fuzzy matching or not (first match or perfect match)
   * @param timeoutMs - timeout duration in millisecond. 0 means no timeout
   */
  constructor(targets, fuzzy = true, timeoutMs = Scanner.DEFAULT_TIMEOUT_MS) {
    super(timeoutMs)
    this.targets = targets.map(target => target.toLowerCase())
    this.fuzzy = fuzzy
  }

  onDiscover(peripheral) {
    if (this.match(peripheral.address) || this.match(peripheral.id)) {
      this.eventEmitter.emit('discover', new Cube(peripheral))
    }
  }

  executor() {
    return
  }

  match(candidate) {
    if (this.fuzzy) {
      return this.targets.some(target => {
        return candidate.startsWith(target)
      })
    } else {
      return this.targets.includes(candidate)
    }
  }
}

module.exports = IdAddressScanner