Android使用WorkManager实现循环定时通知

引入包
def work_version = “2.9.0”
// (Java only)
implementation “androidx.work:work-runtime:$work_version”

// Kotlin + coroutines
implementation "androidx.work:work-runtime-ktx:$work_version"// optional - RxJava2 support
implementation "androidx.work:work-rxjava2:$work_version"// optional - GCMNetworkManager support
implementation "androidx.work:work-gcm:$work_version"// optional - Test helpers
androidTestImplementation "androidx.work:work-testing:$work_version"// optional - Multiprocess support
implementation "androidx.work:work-multiprocess:$work_version"

TimedTaskWorkMenstruation`package com.oplayer.orunningplus.utils.alarmTimer

import android.app.Notification
import android.app.NotificationChannel
import android.app.NotificationManager
import android.app.PendingIntent
import android.content.Context
import android.content.Intent
import android.os.Build
import androidx.annotation.RequiresApi
import androidx.core.app.NotificationCompat
import androidx.work.*
import com.crrepa.ble.trans.upgrade.NotificationActivity
import com.oplayer.orunningplus.R
import com.oplayer.orunningplus.common.CustomizedPackName
import com.oplayer.orunningplus.manager.DeviceDataManager
import com.oplayer.orunningplus.utils.PreferencesHelper
import com.oplayer.orunningplus.utils.Slog
import com.oplayer.orunningplus.utils.UIUtils
import java.util.*
import java.util.concurrent.TimeUnit

class TimedTaskWorkMenstruation(val context: Context, workerParams: WorkerParameters) : Worker(context,
workerParams
) {
@RequiresApi(Build.VERSION_CODES.O)
override fun doWork(): Result {
try {
showNotification(context)
var periodMenstruation = DeviceDataManager.instance.getMenstruation().periodMenstruation
var remindTimeDay = 0
if (PreferencesHelper.getRemindTimeDay() == 0) {
remindTimeDay = 0
}else if (PreferencesHelper.getRemindTimeDay() == 1) {
remindTimeDay = 1
}else if (PreferencesHelper.getRemindTimeDay() == 2) {
remindTimeDay = 2
}else {
remindTimeDay = 7
}
val request = OneTimeWorkRequest
.Builder(TimedTaskWorkMenstruation::class.java)
.setInitialDelay(1000L * 60 * 60 * (periodMenstruation - remindTimeDay), TimeUnit.MILLISECONDS)
.addTag(“workMenstruationTag”)
.build()
WorkManager.getInstance().enqueue(request)
} catch (e: Exception) {
e.printStackTrace()
}
return Result.success()
}

private var manager: NotificationManager? = null
private var note: Notification? = null
private fun showNotification(context: Context) {val channelName = UIUtils.getString(R.string.app_name)val channelID = CustomizedPackName.ORunningPlusvar remindTimeDay = ""remindTimeDay = if (PreferencesHelper.getMenstrualCycleSetting() == 1) {if (PreferencesHelper.getRemindTimeDay() == 0) {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationMenstrualDate)} else if (PreferencesHelper.getRemindTimeDay() == 1) {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationMenstrual).replace("%s",UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationOneDay))} else if (PreferencesHelper.getRemindTimeDay() == 2) {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationMenstrual).replace("%s",UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationTwoDay))} else {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationMenstrual).replace("%s",UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationOneWeek))}} else {if (PreferencesHelper.getPregnancyRemindTimeDay() == 0) {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationDueDate)} else if (PreferencesHelper.getPregnancyRemindTimeDay() == 1) {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationReminder).replace("%s",UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationOneDay))} else if (PreferencesHelper.getPregnancyRemindTimeDay() == 2) {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationReminder).replace("%s",UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationTwoDay))} else {UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationReminder).replace("%s",UIUtils.getContext().getString(com.yalantis.ucrop.R.string.womensHealth_notificationOneWeek))}}// 创建通知manager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManagerSlog.d("输出创建通知创建通知")if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {val channel = NotificationChannel(channelID, remindTimeDay,NotificationManager.IMPORTANCE_HIGH)manager!!.createNotificationChannel(channel)}val intent = Intent(context, NotificationActivity::class.java)val pending = PendingIntent.getActivity(context, 0, intent, PendingIntent.FLAG_IMMUTABLE)note = NotificationCompat.Builder(context, channelID).setContentTitle(UIUtils.getString(com.yalantis.ucrop.R.string.settings_womensHealth)).setContentText(remindTimeDay).setSmallIcon(R.mipmap.ic_launcher) // .setLargeIcon(BitmapFactory.decodeResource(getResources(),R.drawable.image))//  .setColor(Color.parseColor("#ff0000"))//设置小图标颜色//.setSubText()//设置内容下面一小行的文字.setContentIntent(pending) //设置点击动作.setAutoCancel(true).build()manager!!.notify(11012, note)
}

引用；

        val WORK_TAG = "Breast"val request = OneTimeWorkRequest.Builder(TimedTaskWorkMenstruation::class.java).setInitialDelay(1000*60, TimeUnit.MILLISECONDS).addTag(WORK_TAG).build()WorkManager.getInstance(this).enqueue(request)