use a repackaging script to remove File Shuttle for Google Play

* It is not supported on Google Play for now.

.gitignore

@@ -76,3 +76,7 @@ fastlane/Preview.html
 fastlane/screenshots
 fastlane/test_output
 fastlane/readme.md
+
+# temporary google play repackaging tool
+repackage/*
+!repackage/repackage.sh

repackage/repackage.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+# Google Play does not yet allow MANAGE_EXTERNAL_STORAGE apps
+# so we have to work around this for now
+
+echo "==> Repackaging Shelter ($1) for Google Play"
+apktool -o work d $1
+
+echo "=> Removing MANAGE_EXTERNAL_STORAGE from manifest"
+sed -i 's@<uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE"/>@@g' work/AndroidManifest.xml
+
+echo "=> Disabling File Shuttle in preferences"
+sed -i 's@android:key="settings_cross_profile_file_chooser"@android:key="settings_cross_profile_file_chooser" android:enabled="false"@' work/res/xml/preferences_settings.xml
+
+echo "=> Building new APK"
+sed -i -e "s/versionName: '\(.*\)'/versionName: '\\1-google'/" work/apktool.yml
+pushd work
+apktool b
+popd
+mv work/dist/*.apk app-release-google.apk
+rm -rf work
+
+echo "=> Zipaligning the new APK"
+$ANDROID_HOME/build-tools/30.0.2/zipalign -f 4 app-release-google.apk app-release-google-aligned.apk 
+
+echo "=> Signing the new APK"
+read -p "Enter keystore path: " KS_PATH
+read -p "Enter key alias: " KS_ALIAS
+$ANDROID_HOME/build-tools/30.0.2/apksigner sign --ks $KS_PATH --ks-key-alias $KS_ALIAS app-release-google-aligned.apk