Notification Kit（用户通知服务）请求通知授权

notificationManager.isNotificationEnabled().then((data: boolean) => { 
  console.info("[ANS] isNotificationEnabled success, data: " + JSON.stringify(data)); 
  if(!data){ 
notificationManager.requestEnableNotification().then(() => { 
console.info([ANS] requestEnableNotification success); 
}).catch((err:Base.BusinessError) => { 
console.error([ANS] requestEnableNotification failed, code is ${err.code}, message is ${err.message}); 
// 用户拒绝，可自行弹框后引导跳转到设置页面 
if (1600004 === err.code) { 
const context = getContext(this) as common.UIAbilityContext; 
let want: Want = { 
bundleName: ‘com.huawei.hmos.settings’, 
abilityName: ‘com.huawei.hmos.settings.MainAbility’, 
uri: ‘application_info_entry’, 
parameters: { 
pushParams: ‘’ // 应用包名 
} 
} 
 
context.startAbility(want) 
.then(() => { 
console.log(Success to startAbility); 
}) 
.catch((err: BusinessError) => { 
console.error(Failed to startAbility. Code: ${err.code}, message: ${err.message}); 
}); 
} 
 
}); 
} 
}).catch((err: Base.BusinessError) => { 
console.error(isNotificationEnabled fail: ${JSON.stringify(err)}); 
});
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