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Merge pull request #1 from instana/INSTA-12431_adding_widget
[INSTA-12431]Added widget to app
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155 changes: 155 additions & 0 deletions
155
...id-compose-robotshop/app/src/main/java/com/ibm/instashop/widget/RoboShopWidgetProvider.kt
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| Original file line number | Diff line number | Diff line change |
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| package com.ibm.instashop.widget | ||
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| import android.app.PendingIntent | ||
| import android.appwidget.AppWidgetManager | ||
| import android.appwidget.AppWidgetProvider | ||
| import android.content.ComponentName | ||
| import android.content.Context | ||
| import android.content.Intent | ||
| import android.content.SharedPreferences | ||
| import android.graphics.Bitmap | ||
| import android.widget.RemoteViews | ||
| import androidx.work.Constraints | ||
| import androidx.work.ExistingWorkPolicy | ||
| import androidx.work.OneTimeWorkRequest | ||
| import androidx.work.WorkManager | ||
| import com.bumptech.glide.Glide | ||
| import com.google.gson.Gson | ||
| import com.ibm.instashop.R | ||
| import com.ibm.instashop.business_unit.models.ProductItem | ||
| import com.instana.android.core.event.worker.EventWorker | ||
| import kotlinx.coroutines.CoroutineScope | ||
| import kotlinx.coroutines.Dispatchers | ||
| import kotlinx.coroutines.GlobalScope | ||
| import kotlinx.coroutines.launch | ||
| import kotlinx.coroutines.withContext | ||
| import java.net.HttpURLConnection | ||
| import java.net.URL | ||
| import java.util.concurrent.TimeUnit | ||
| import kotlin.random.Random | ||
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| class SharedPreferencesHelper(context: Context) { | ||
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| private val sharedPreferences: SharedPreferences = | ||
| context.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE) | ||
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| companion object { | ||
| private const val PREFS_NAME = "robotshop_prefs" | ||
| private const val KEY_TITLE_STRING = "example_string_title" | ||
| const val KEY_URL_STRING = "example_string_title" | ||
| private const val KEY_EXAMPLE_BOOLEAN = "example_boolean" | ||
| } | ||
| fun saveString(value: String,key: String=KEY_TITLE_STRING) = sharedPreferences.edit().putString(key, value).apply() | ||
| fun getString(key: String = KEY_TITLE_STRING)= sharedPreferences.getString(KEY_TITLE_STRING, null) | ||
| fun saveBoolean(value: Boolean) = sharedPreferences.edit().putBoolean(KEY_EXAMPLE_BOOLEAN, value).apply() | ||
| // if you need to see flickering then you can uninstall the app and install again with below default value as true | ||
| fun getBoolean() = sharedPreferences.getBoolean(KEY_EXAMPLE_BOOLEAN, false) | ||
| } | ||
| class RoboShopWidgetProvider: AppWidgetProvider() { | ||
| private var bitMap:Bitmap? = null | ||
| override fun onUpdate(context: Context, appWidgetManager: AppWidgetManager, appWidgetIds: IntArray) { | ||
| super.onUpdate(context, appWidgetManager, appWidgetIds) | ||
| val prefs = SharedPreferencesHelper(context) | ||
| if (!prefs.getBoolean()) { | ||
| enqueueDelayedWorker(context) | ||
| prefs.saveBoolean(true) | ||
| } | ||
| val sharedPreferencesHelper = SharedPreferencesHelper(context) | ||
| val dataFromApi = sharedPreferencesHelper.getString() ?: "No data" | ||
| val urlFromData = sharedPreferencesHelper.getString(SharedPreferencesHelper.KEY_URL_STRING) ?: "http://www.google.com" | ||
| for (appWidgetId in appWidgetIds) { | ||
| val intent = Intent(context, javaClass).apply { | ||
| action = ACTION_FETCH_DATA | ||
| } | ||
| GlobalScope.launch { | ||
| bitMap = getBitMap(context,urlFromData) | ||
| } | ||
| val pendingIntent = PendingIntent.getBroadcast( | ||
| context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE | ||
| ) | ||
| val views = RemoteViews(context.packageName, R.layout.widget_layout).apply { | ||
| setOnClickPendingIntent(R.id.fetchDataBtn, pendingIntent) | ||
| setTextViewText(R.id.widget_text,dataFromApi) | ||
| setImageViewBitmap(R.id.image,bitMap) | ||
| } | ||
| appWidgetManager.updateAppWidget(appWidgetId, views) | ||
| } | ||
| } | ||
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| override fun onReceive(context: Context, intent: Intent) { | ||
| super.onReceive(context, intent) | ||
| val sharedPreferencesHelper = SharedPreferencesHelper(context) | ||
| if (ACTION_FETCH_DATA == intent.action) { | ||
| CoroutineScope(Dispatchers.IO).launch { | ||
| val result = fetchApiData() | ||
| sharedPreferencesHelper.saveString(result.title.take(17)+"...") | ||
| sharedPreferencesHelper.saveString(result.image,SharedPreferencesHelper.KEY_URL_STRING) | ||
| withContext(Dispatchers.Main) { | ||
| updateWidget(context, result) | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| private suspend fun fetchApiData(): ProductItem { | ||
| val url = URL("https://fakestoreapi.com/products/${Random.nextInt(1, 19)}") // Replace with your API endpoint | ||
| val connection = url.openConnection() as HttpURLConnection | ||
| return try { | ||
| val jsonResponse = connection.inputStream.bufferedReader().readText() | ||
| Gson().fromJson(jsonResponse, ProductItem::class.java) | ||
| } finally { | ||
| connection.disconnect() | ||
| } | ||
| } | ||
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| private suspend fun updateWidget(context: Context, result: ProductItem) { | ||
| val appWidgetManager = AppWidgetManager.getInstance(context) | ||
| val componentName = ComponentName(context, RoboShopWidgetProvider::class.java) | ||
| val bitmap: Bitmap = withContext(Dispatchers.IO) { | ||
| Glide.with(context) | ||
| .asBitmap() | ||
| .load(result.image) | ||
| .submit(150, 100) | ||
| .get() | ||
| } | ||
| val views = RemoteViews(context.packageName, R.layout.widget_layout).apply { | ||
| setTextViewText(R.id.widget_text, result.title.take(17)+"..") | ||
| setImageViewBitmap(R.id.image,bitmap) | ||
| } | ||
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| appWidgetManager.updateAppWidget(componentName, views) | ||
| } | ||
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| companion object { | ||
| const val ACTION_FETCH_DATA = "com.ibm.instashop.widget.ACTION_FETCH_DATA" | ||
| } | ||
| //This is a workaround to overcome the issue with, WorkManager sending `android.appwidget.action.APPWIDGET_UPDATE` | ||
| //after the work is completed each time causing the Widget to update couple of times | ||
| //Issue Reference : https://issuetracker.google.com/issues/241076154 | ||
| private fun enqueueDelayedWorker(context: Context) { | ||
| val workRequest = OneTimeWorkRequest.Builder(EventWorker::class.java) | ||
| .setInitialDelay(5 * 365, TimeUnit.DAYS) | ||
| .setConstraints(Constraints.Builder().setRequiresCharging(true).build()) | ||
| .build() | ||
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| WorkManager.getInstance(context).enqueueUniqueWork( | ||
| "appWidgetWorkerKeepEnabled", | ||
| ExistingWorkPolicy.KEEP, | ||
| workRequest | ||
| ) | ||
| } | ||
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| private suspend fun getBitMap(context: Context, url:String):Bitmap{ | ||
| return withContext(Dispatchers.IO) { | ||
| Glide.with(context) | ||
| .asBitmap() | ||
| .load(url) | ||
| .submit(150, 100) | ||
| .get() | ||
| } | ||
| } | ||
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| } |
5 changes: 5 additions & 0 deletions
5
android-compose-robotshop/app/src/main/res/drawable/widget_image.xml
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| @@ -0,0 +1,5 @@ | ||
| <vector android:height="80dp" android:tint="#C125A77E" | ||
| android:viewportHeight="24" android:viewportWidth="24" | ||
| android:width="80dp" xmlns:android="http://schemas.android.com/apk/res/android"> | ||
| <path android:fillColor="@android:color/white" android:pathData="M21,19V5c0,-1.1 -0.9,-2 -2,-2H5c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h14c1.1,0 2,-0.9 2,-2zM8.5,13.5l2.5,3.01L14.5,12l4.5,6H5l3.5,-4.5z"/> | ||
| </vector> |
34 changes: 34 additions & 0 deletions
34
android-compose-robotshop/app/src/main/res/layout/widget_layout.xml
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| <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:layout_width="wrap_content" | ||
| android:layout_height="wrap_content" | ||
| android:orientation="vertical" | ||
| android:padding="16dp" | ||
| android:background="#FFFFFF"> | ||
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| <ImageView | ||
| android:id="@+id/image" | ||
| android:layout_width="150dp" | ||
| android:layout_height="99dp" | ||
| android:background="@color/white" | ||
| android:src="@drawable/widget_image" | ||
| android:scaleType="fitCenter"/> | ||
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| <TextView | ||
| android:id="@+id/widget_text" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:text="" | ||
| android:maxLines="1" | ||
| android:gravity="center" | ||
| android:textColor="#FF0000" | ||
| android:textSize="14sp" | ||
| android:textStyle="bold"/> | ||
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| <Button | ||
| android:id="@+id/fetchDataBtn" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:textColor="@color/white" | ||
| android:background="@color/teal_700" | ||
| android:text="Load Offers"/> | ||
| </LinearLayout> |
5 changes: 5 additions & 0 deletions
5
android-compose-robotshop/app/src/main/res/xml/widget_info.xml
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,5 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:initialLayout="@layout/widget_layout" | ||
| android:minWidth="250dp" | ||
| android:minHeight="100dp"/> |
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