From 8f70dd779c2c7a85d54a665e4e36f0bd1bead206 Mon Sep 17 00:00:00 2001
From: Nick Manos <nick@manos.tech>
Date: Tue, 28 May 2024 16:50:42 -0400
Subject: [PATCH] Add build config plugin to set .MainActivity launchMode

---
 app.config.js                                  |  1 +
 plugins/withAndroidManifestLaunchModePlugin.js | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 plugins/withAndroidManifestLaunchModePlugin.js

diff --git a/app.config.js b/app.config.js
index eafacc6cc1..0c3588c67f 100644
--- a/app.config.js
+++ b/app.config.js
@@ -204,6 +204,7 @@ module.exports = function (config) {
         ],
         './plugins/withAndroidManifestPlugin.js',
         './plugins/withAndroidManifestFCMIconPlugin.js',
+        './plugins/withAndroidManifestLaunchModePlugin.js',
         './plugins/withAndroidStylesWindowBackgroundPlugin.js',
         './plugins/withAndroidStylesAccentColorPlugin.js',
         './plugins/withAndroidSplashScreenStatusBarTranslucentPlugin.js',
diff --git a/plugins/withAndroidManifestLaunchModePlugin.js b/plugins/withAndroidManifestLaunchModePlugin.js
new file mode 100644
index 0000000000..bbe0da6932
--- /dev/null
+++ b/plugins/withAndroidManifestLaunchModePlugin.js
@@ -0,0 +1,18 @@
+const {withAndroidManifest} = require('expo/config-plugins')
+
+module.exports = function withAndroidManifestLaunchModePlugin(appConfig) {
+  return withAndroidManifest(appConfig, function (decoratedAppConfig) {
+    try {
+      const mainApplication =
+        decoratedAppConfig.modResults.manifest.application[0]
+      const mainActivity = mainApplication.activity.find(
+        elem => elem.$['android:name'] === '.MainActivity',
+      )
+
+      mainActivity.$['android:launchMode'] = 'singleTop'
+    } catch (e) {
+      console.error(`withAndroidManifestLaunchModePlugin failed`, e)
+    }
+    return decoratedAppConfig
+  })
+}