Menu

        android:roundIcon="@mipmap/ic_launcher_round"

        android:supportsRtl="true"

        android:theme="@style/AppTheme">

        <activity android:name="io.heckel.ntfy.MainActivity">

        <activity android:name="io.heckel.ntfy.ui.MainActivity">

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

        <activity android:name="io.heckel.ntfy.add.AddTopicActivity" />

        <activity android:name="io.heckel.ntfy.detail.DetailActivity" />

        <activity android:name="io.heckel.ntfy.ui.DetailActivity" />

    </application>

</manifest>

package io.heckel.ntfy

package io.heckel.ntfy.ui

import android.app.AlertDialog

import android.app.Dialog

import android.widget.CheckBox

import androidx.fragment.app.DialogFragment

import com.google.android.material.textfield.TextInputEditText

import io.heckel.ntfy.R

class AddFragment(private val listener: Listener) : DialogFragment() {

    interface Listener {

 * limitations under the License.

 */

package io.heckel.ntfy.detail

package io.heckel.ntfy.ui

import android.os.Bundle

import android.widget.Button

import androidx.activity.viewModels

import androidx.appcompat.app.AppCompatActivity

import io.heckel.ntfy.R

import io.heckel.ntfy.SUBSCRIPTION_ID

import io.heckel.ntfy.SubscriptionsViewModel

import io.heckel.ntfy.SubscriptionsViewModelFactory

import io.heckel.ntfy.data.topicShortUrl

class DetailActivity : AppCompatActivity() {

package io.heckel.ntfy

package io.heckel.ntfy.ui

import android.app.NotificationChannel

import android.app.NotificationManager

import android.content.Context

import android.content.Intent

import android.net.Uri

import android.os.Build

import android.os.Bundle

import android.view.Menu

import android.view.MenuItem

import android.view.View

import androidx.activity.viewModels

import androidx.appcompat.app.AppCompatActivity

import androidx.core.app.NotificationCompat

import androidx.core.app.NotificationManagerCompat

import androidx.recyclerview.widget.RecyclerView

import io.heckel.ntfy.R

import io.heckel.ntfy.data.Notification

import io.heckel.ntfy.data.Status

import io.heckel.ntfy.data.Subscription

import io.heckel.ntfy.data.topicShortUrl

import io.heckel.ntfy.detail.DetailActivity

import kotlin.random.Random

const val SUBSCRIPTION_ID = "topic_id"

        subscriptionViewModel.list().observe(this) {

            it?.let {

                println("new data arrived: $it")

                adapter.submitList(it as MutableList<Subscription>)

            }

        }

        subscriptionViewModel.setListener { n -> displayNotification(n) }

    }

    override fun onCreateOptionsMenu(menu: Menu): Boolean {

        menuInflater.inflate(R.menu.menu, menu)

        return true

    }

    override fun onOptionsItemSelected(item: MenuItem): Boolean {

        return when (item.itemId) {

            R.id.menu_action_source -> {

                startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.menu_source_url))))

                true

            }

            R.id.menu_action_website -> {

                startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.menu_website_url))))

                true

            }

            else -> super.onOptionsItemSelected(item)

        }

    }

    /* Opens detail view when list item is clicked. */

    private fun subscriptionOnClick(subscription: Subscription) {

        val intent = Intent(this, DetailActivity()::class.java)

package io.heckel.ntfy

package io.heckel.ntfy.ui

import android.content.Context

import android.view.LayoutInflater

import androidx.recyclerview.widget.DiffUtil

import androidx.recyclerview.widget.ListAdapter

import androidx.recyclerview.widget.RecyclerView

import io.heckel.ntfy.R

import io.heckel.ntfy.data.Status

import io.heckel.ntfy.data.Subscription

import io.heckel.ntfy.data.topicUrl

        }

        fun bind(subscription: Subscription) {

            println("bind sub: $subscription")

            this.topic = subscription

            val statusText = when (subscription.status) {

                Status.CONNECTING -> context.getString(R.string.status_connecting)

object TopicDiffCallback : DiffUtil.ItemCallback<Subscription>() {

    override fun areItemsTheSame(oldItem: Subscription, newItem: Subscription): Boolean {

        println("areItemsTheSame: $oldItem.id ==? $newItem.id")

        return oldItem.id == newItem.id

    }

    override fun areContentsTheSame(oldItem: Subscription, newItem: Subscription): Boolean {

        println("areContentsTheSame: $oldItem ==? $newItem")

        return oldItem == newItem

    }

}