bn.getUpdateManager

▸ getUpdateManager(): UpdateManager

description ObtainGlobally uniqueThe version update manager for managing Mini Program updates.

example

const updateManager = bn.getUpdateManager()

updateManager.onCheckForUpdate(function (res) {
  // Callback after requesting new version information
  console.log(res.hasUpdate)
})

updateManager.onUpdateReady(function () {
  bn.showModal({
    title: 'Update tip ',
    content: 'The new version is ready, reboot the app? ' '，
    success: function (res) {
      if (res.confirm) {
        // The new version has been downloaded and calls applyUpdate Apply a new version and restart
        updateManager.applyUpdate()
      }
    }
  })
})

updateManager.onUpdateFailed(function () {
  // New version download failed
})

Returns

UpdateManager

UpdateManager

Interface: UpdateManager

Name	Type	Description
applyUpdate	(): Promise<void>	Force the Mini Program to restart and use the new version. After the new version of the Mini Program has been downloaded (i.e. received onUpdateReady Callback) call.
onCheckForUpdate	(callback): void	Monitor the BN background request to check the update results event. BN automatically checks updates when the Mini Program is cold started, without the developer taking the initiative to trigger.
onUpdateReady	(callback): void	Listening Mini Program has a version update event. Active client trigger download (no developer trigger), download success callback
onUpdateFailed	(callback): void	Listen for Mini Programs to update failed events. Mini Program has a new version, the client active trigger download (without developer trigger), download failure (may be network reasons, etc.) after the callback

applyUpdate

▸ applyUpdate(): Promise<void>

Force the Mini Program to restart and use the new version. After the new version of the Mini Program has been downloaded (i.e. received onUpdateReady Callback) call.

Returns

Promise<void>

---

onCheckForUpdate

▸ onCheckForUpdate(callback): void

Monitor the BN background request to check the update results event. BN automatically checks updates when the Mini Program is cold started, without the developer taking the initiative to trigger.

Parameters

Name	Type
callback	OnAppCheckForUpdateCallback

Returns

void

---

onUpdateReady

▸ onUpdateReady(callback): void

Listening Mini Program has a version update event. Active client trigger download (no developer trigger), download success callback

Parameters

Name	Type
callback	OnAppUpdateReadyCallback

Returns

void

---

onUpdateFailed

▸ onUpdateFailed(callback): void

Listen for Mini Programs to update failed events. Mini Program has a new version, the client active trigger download (without developer trigger), download failure (may be network reasons, etc.) after the callback

Parameters

Name	Type
callback	OnAppUpdateFailedCallback

Returns

void

OnAppCheckForUpdateCallback

Ƭ OnAppCheckForUpdateCallback: (payload: EventAppCheckForUpdatePayload) => void

Type declaration

▸ (payload): void

Parameters

Name	Type
payload	EventAppCheckForUpdatePayload

Returns

void

---

EventAppCheckForUpdatePayload

Ƭ EventAppCheckForUpdatePayload: Object

Type declaration

Name	Type	Description
hasUpdate	boolean	Indicates whether a new version is available
latestVersion?	string	The version of the latest app.

OnAppUpdateReadyCallback

Ƭ OnAppUpdateReadyCallback: (payload: EventAppCheckForUpdatePayload) => void

Type declaration

▸ (payload): void

Parameters

Name	Type
payload	EventAppCheckForUpdatePayload

Returns

void

---

OnAppUpdateFailedCallback

Ƭ OnAppUpdateFailedCallback: () => void

Type declaration

▸ (): void

Returns

void

---