From 46d2a5384d3d84b94b6ab24dafe2c677057e8a8a Mon Sep 17 00:00:00 2001
From: Arne <arne@monocles.de>
Date: Thu, 25 May 2023 10:18:09 +0200
Subject: [PATCH] Allow adding WebXDC app to homescreen (Cheogram)

---
 .../java/de/monocles/chat/WebxdcPage.java     | 28 +++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/src/main/java/de/monocles/chat/WebxdcPage.java b/src/main/java/de/monocles/chat/WebxdcPage.java
index 92568a43f..a8d81b5bd 100644
--- a/src/main/java/de/monocles/chat/WebxdcPage.java
+++ b/src/main/java/de/monocles/chat/WebxdcPage.java
@@ -5,6 +5,8 @@ package de.monocles.chat;
 
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Icon;
 import android.graphics.drawable.Drawable;
 import android.graphics.ImageDecoder;
 import android.graphics.Rect;
@@ -27,6 +29,9 @@ import android.widget.TextView;
 
 import androidx.annotation.RequiresApi;
 import androidx.core.content.ContextCompat;
+import androidx.core.content.pm.ShortcutInfoCompat;
+import androidx.core.content.pm.ShortcutManagerCompat;
+import androidx.core.graphics.drawable.IconCompat;
 import androidx.databinding.DataBindingUtil;
 
 import com.google.common.io.ByteStreams;
@@ -57,6 +62,7 @@ import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.persistance.FileBackend;
 import eu.siacs.conversations.services.XmppConnectionService;
+import eu.siacs.conversations.ui.ConversationsActivity;
 import eu.siacs.conversations.utils.Consumer;
 import eu.siacs.conversations.utils.MimeUtils;
 import eu.siacs.conversations.utils.UIHelper;
@@ -268,7 +274,7 @@ public class WebxdcPage implements ConversationPage {
 
         binding.webview.loadUrl(baseUrl + "/index.html");
 
-        binding.actions.setAdapter(new ArrayAdapter<String>(context, R.layout.simple_list_item, new String[]{"Close"}) {
+        binding.actions.setAdapter(new ArrayAdapter<String>(context, R.layout.simple_list_item, new String[]{"Add to Home Screen", "Close"}) {
             @Override
             public View getView(int position, View convertView, ViewGroup parent) {
                 View v = super.getView(position, convertView, parent);
@@ -280,7 +286,25 @@ public class WebxdcPage implements ConversationPage {
             }
         });
         binding.actions.setOnItemClickListener((parent, v, pos, id) -> {
-            remover.accept(WebxdcPage.this);
+            if (pos == 0) {
+                Intent intent = new Intent(xmppConnectionService, ConversationsActivity.class);
+                intent.setAction(ConversationsActivity.ACTION_VIEW_CONVERSATION);
+                intent.putExtra(ConversationsActivity.EXTRA_CONVERSATION, ((Conversation) source.getConversation()).getUuid());
+                intent.putExtra(ConversationsActivity.EXTRA_POST_INIT_ACTION, "webxdc");
+                intent.putExtra(ConversationsActivity.EXTRA_DOWNLOAD_UUID, source.getUuid());
+                intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP|Intent.FLAG_ACTIVITY_SINGLE_TOP);
+
+                ShortcutInfoCompat.Builder builder = new ShortcutInfoCompat.Builder(xmppConnectionService, "webxdc:" + source.getUuid())
+                        .setShortLabel(getTitle())
+                        .setIntent(intent);
+                Drawable icon = getIcon();
+                if (icon != null && icon instanceof BitmapDrawable) {
+                    builder = builder.setIcon(IconCompat.createFromIcon(Icon.createWithBitmap(((BitmapDrawable) icon).getBitmap())));
+                }
+                ShortcutManagerCompat.requestPinShortcut(xmppConnectionService, builder.build(), null);
+            } else {
+                remover.accept(WebxdcPage.this);
+            }
         });
 
         return getView();