UpdateManager.downloadNew

Introduction

Initiate the download of the latest version of the mini-program. This is effective after actively initiating an AppInfo request, i.e., using UpdateManager.forceUpdateAppInfo().

Parameters

None

Sample Code

Page({
  onLoad() {
    const updateManager = dlt.getUpdateManager();
    updateManager.forceUpdateAppInfo({
      success: function (res) {
        // Check if there is a new version update
        if (res.hasUpdate) {
          // Initiate the download of the latest mini-program package
          updateManager.downloadNew({
            success: (res) => {
              if (res.hasReady) {
                dlt.showModal({
                  title: 'Update Prompt',
                  content:
                    'A new version is ready. Do you want to restart the application?',
                  success: function (res) {
                    if (res.confirm) {
                      // The new version is downloaded and ready; call applyUpdate to apply the new version and restart.
                      updateManager.applyUpdate();
                    }
                  },
                });
              }
            },
            fail: (res) => {},
            complete: (res) => {},
          });
        }
      },
      fail: function (res) {},
      complete: function (res) {},
    });
  },
});