oh hey it works!

Signed-off-by: Christine Dodrill <me@christine.website>

app/build.gradle

@@ -207,5 +207,6 @@ dependencies {
     
         implementation 'com.google.androidbrowserhelper:androidbrowserhelper:2.2.0'
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-    implementation "com.android.support:support-compat:28.0.0"
+    implementation 'com.android.volley:volley:1.2.0'
+    implementation 'com.google.code.gson:gson:2.8.7'
 }

app/src/main/java/website/christine/xesite/GsonGetRequest.kt

@@ -0,0 +1,49 @@
+package website.christine.xesite
+
+import com.android.volley.NetworkResponse
+import com.android.volley.ParseError
+import com.android.volley.Request
+import com.android.volley.Response
+import com.android.volley.toolbox.HttpHeaderParser
+import com.google.gson.Gson
+import com.google.gson.JsonSyntaxException
+import java.io.UnsupportedEncodingException
+import java.nio.charset.Charset
+
+/**
+ * Make a GET request and return a parsed object from JSON.
+ *
+ * @param url URL of the request to make
+ * @param clazz Relevant class object, for Gson's reflection
+ * @param headers Map of request headers
+ *
+ * From here: https://developer.android.com/training/volley/request-custom
+ */
+class GsonGetRequest<T>(
+    url: String,
+    private val clazz: Class<T>,
+    private val headers: MutableMap<String, String>?,
+    private val listener: Response.Listener<T>,
+    errorListener: Response.ErrorListener
+) : Request<T>(Method.GET, url, errorListener) {
+    private val gson = Gson()
+
+    override fun getHeaders(): MutableMap<String, String> = headers ?: super.getHeaders()
+
+    override fun deliverResponse(response: T) = listener.onResponse(response)
+
+    override fun parseNetworkResponse(response: NetworkResponse?): Response<T> {
+        return try {
+            val json = String(
+                response?.data ?: ByteArray(0),
+                Charset.forName(HttpHeaderParser.parseCharset(response?.headers)))
+            Response.success(
+                gson.fromJson(json, clazz),
+                HttpHeaderParser.parseCacheHeaders(response))
+        } catch (e: UnsupportedEncodingException) {
+            Response.error(ParseError(e))
+        } catch (e: JsonSyntaxException) {
+            Response.error(ParseError(e))
+        }
+    }
+}

app/src/main/java/website/christine/xesite/NewPost.kt

@@ -0,0 +1,7 @@
+package website.christine.xesite
+
+class NewPost (
+    val title: String,
+    val summary: String,
+    val link: String,
+)

app/src/main/java/website/christine/xesite/NewPostWidget.kt

@@ -3,44 +3,94 @@ package website.christine.xesite
 import android.appwidget.AppWidgetManager
 import android.appwidget.AppWidgetProvider
 import android.content.Context
-import android.widget.LinearLayout
+import android.util.Log
 import android.widget.RemoteViews
+import com.android.volley.RequestQueue
+import com.android.volley.Response
+import com.android.volley.toolbox.BasicNetwork
+import com.android.volley.toolbox.DiskBasedCache
+import com.android.volley.toolbox.HurlStack
 
 /**
  * Implementation of App Widget functionality.
  */
 class NewPostWidget : AppWidgetProvider() {
+    private lateinit var requestQueue: RequestQueue
+
     override fun onUpdate(
-        context: Context,
+        ctx: Context,
         appWidgetManager: AppWidgetManager,
         appWidgetIds: IntArray
     ) {
+        val url = "https://christine.website/.within/website.within.xesite/new_post"
+
+        val jor: GsonGetRequest<NewPost> = GsonGetRequest(
+            url,
+            NewPost::class.java,
+            null,
+            Response.Listener<NewPost> { response ->
+                Log.println(Log.INFO, "new_post", response.toString())
                 // There may be multiple widgets active, so update all of them
                 for (appWidgetId in appWidgetIds) {
-            updateAppWidget(context, appWidgetManager, appWidgetId)
+                    this.updateAppWidget(ctx, appWidgetManager, appWidgetId, response)
+                }
+            }, Response.ErrorListener { error ->
+                // There may be multiple widgets active, so update all of them
+                for (appWidgetId in appWidgetIds) {
+                    this.updateAppWidget(
+                        ctx,
+                        appWidgetManager,
+                        appWidgetId,
+                        NewPost("Error", error.toString(), "")
+                    )
+                }
+            })
+
+        if (!this::requestQueue.isInitialized) {
+            this.makeQueue(ctx)
+        }
+        this.requestQueue.add(jor)
+    }
+
+    private fun makeQueue(ctx: Context) {
+        // Instantiate the cache
+        val cache = DiskBasedCache(ctx.cacheDir, 1024 * 1024) // 1MB cap
+
+        // Set up the network to use HttpURLConnection as the HTTP client.
+        val network = BasicNetwork(HurlStack())
+
+        this.requestQueue = RequestQueue(cache, network).apply {
+            start()
         }
     }
 
-    override fun onEnabled(context: Context) {
+    override fun onEnabled(ctx: Context) {
-        // Enter relevant functionality for when the first widget is created
+        this.makeQueue(ctx)
-        val views = RemoteViews(context.packageName, R.layout.new_post_widget)
     }
 
     override fun onDisabled(context: Context) {
         // Enter relevant functionality for when the last widget is disabled
     }
-}
 
-internal fun updateAppWidget(
+    private fun updateAppWidget(
         context: Context,
         appWidgetManager: AppWidgetManager,
-    appWidgetId: Int
+        appWidgetId: Int,
+        body: NewPost
     ) {
         // Construct the RemoteViews object
         val views = RemoteViews(context.packageName, R.layout.new_post_widget)
-    views.setTextViewText(R.id.article_title, "My Thoughts About Using Android Again as an iPhone User")
+
-    views.setTextViewText(R.id.appwidget_text2, "I used to be a hardcore Android user. It was my second major kind of smartphone (the first was Windows Mobile 6.1 on a T-Mobile Dash) and it left me hooked to the concept of smartphones and connected tech in general.")
+        views.setTextViewText(
+            R.id.article_title,
+            body.title
+        )
+        views.setTextViewText(
+            R.id.article_preview,
+            body.summary
+        )
 
         // Instruct the widget manager to update the widget
         appWidgetManager.updateAppWidget(appWidgetId, views)
     }
+}

app/src/main/res/layout/new_post_widget.xml

@@ -10,12 +10,12 @@
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:orientation="horizontal">
+        android:orientation="vertical">
 
         <LinearLayout
-            android:layout_width="92dp"
+            android:layout_width="match_parent"
-            android:layout_height="match_parent"
+            android:layout_height="109dp"
-            android:orientation="vertical">
+            android:orientation="horizontal">
 
             <ImageView
                 android:id="@+id/imageView"
@@ -23,22 +23,6 @@
                 android:layout_height="75dp"
                 android:src="@drawable/splash" />
 
-            <Button
-                android:id="@+id/button"
-                android:layout_width="match_parent"
-                android:layout_height="67dp"
-                android:text="Button" />
-        </LinearLayout>
-
-        <LinearLayout
-            android:id="@+id/parent_article"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clickable="true"
-            android:focusable="auto"
-            android:onClick="clickButton"
-            android:orientation="vertical">
-
             <TextView
                 android:id="@+id/article_title"
                 android:layout_width="wrap_content"
@@ -54,10 +38,12 @@
                 android:textSize="24sp"
                 android:textStyle="bold|italic" />
 
+        </LinearLayout>
+
         <TextView
-                android:id="@+id/appwidget_text2"
+            android:id="@+id/article_preview"
             android:layout_width="match_parent"
-                android:layout_height="wrap_content"
+            android:layout_height="117dp"
             android:layout_marginStart="8dp"
             android:layout_marginTop="0dp"
             android:layout_marginEnd="8dp"
@@ -66,10 +52,7 @@
             android:contentDescription="@string/appwidget_body_preview"
             android:text="@string/appwidget_body_preview"
             android:textColor="#282828"
-                android:textSize="16sp"
+            android:textSize="16sp" />
-                android:textStyle="italic" />
-
-        </LinearLayout>
 
     </LinearLayout>
 

app/src/main/res/xml/new_post_widget_info.xml

@@ -6,5 +6,5 @@
     android:minHeight="80dp"
     android:previewImage="@drawable/example_appwidget_preview"
     android:resizeMode="horizontal|vertical"
-    android:updatePeriodMillis="1800000"
+    android:updatePeriodMillis="28800000"
     android:widgetCategory="home_screen"></appwidget-provider>