Person_iCloud/pages/index/index.js

const controlService = require('../../utils/control-service')
const {
  createPageToast
} = require('../../utils/page-toast')

Page({
  data: controlService.getState(),

  onLoad() {
    this.pageToast = createPageToast(this, this.data)
    controlService.init()
    this.unsubscribeControl = controlService.subscribe((nextState) => {
      this.setData(nextState)
      this.pageToast.showFromState(nextState)
    })
  },

  onShow() {
    if (this.pageToast) {
      this.pageToast.setActive(true)
    }

    controlService.syncSharedInputs()
  },

  onHide() {
    if (this.pageToast) {
      this.pageToast.setActive(false)
    }
  },

  onUnload() {
    if (this.pageToast) {
      this.pageToast.destroy()
      this.pageToast = null
    }

    if (this.unsubscribeControl) {
      this.unsubscribeControl()
      this.unsubscribeControl = null
    }
  },

  onSpeedCommandInput(event) {
    controlService.updateSpeedCommandInput(event.detail.value)
  },

  onSpeedCommandBlur(event) {
    controlService.updateSpeedCommandBlur(event.detail.value)
  },

  readControlStatus() {
    if (!this.data.connectedDevice) return

    controlService.readControlStatus()
  },

  onControlButtonTap(event) {
    if (!this.data.connectedDevice) return

    controlService.sendControlCommand(event.currentTarget.dataset.key)
  }
})