#鸿蒙学习大百科#如何获取设备的OAID？

import abilityAccessCtrl from '@ohos.abilityAccessCtrl';
import { BusinessError } from '@ohos.base';
import identifier from '@ohos.identifier.oaid';
import hilog from '@ohos.hilog';
@Entry
@Component
struct Index {
  build() {
    Column() {
      Button("获取OAID").onClick(() => {
        const atManager: abilityAccessCtrl.AtManager = abilityAccessCtrl.createAtManager();
        try {
          atManager.requestPermissionsFromUser(getContext(), ["ohos.permission.APP_TRACKING_CONSENT"]).then((data) => {
            if (data.authResults[0] == 0) {
              hilog.info(0x0000, 'testTag', '%{public}s', 'request permission success');
              identifier.getOAID((err: BusinessError, data: string) => {
                if (err.code) {
                  hilog.error(0x0000, 'testTag', '%{public}s', `get oaid failed, error: ${err.code} ${err.message}`);
                } else {
                  const oaid: string = data;
                  hilog.info(0x0000, 'testTag', '%{public}s', `get oaid by callback success, oaid: ${oaid}`);
                }
              });
            } else {
              hilog.error(0x0000, 'testTag', '%{public}s', 'user rejected');
            }
          }).catch((err: BusinessError) => {
            hilog.error(0x0000, 'testTag', '%{public}s', `request permission failed, error: ${err.code} ${err.message}`);
          })
        } catch (err) {
          hilog.error(0x0000, 'testTag', '%{public}s', `catch err->${err.code}, ${err.message}`);
        }
      })
    }
    .width('100%')
    .height('100%')
    .justifyContent(FlexAlign.Center)
  }

}
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