build.sh

#!/bin/bash
# Convenience script

CURR_DIR="$(pwd)"
trap "cd "$CURR_DIR"" EXIT

if [ -z "$1" ]; then
    git fetch && git merge origin/main && git push # Typically run after a PR to main, so bring dev up to date
fi
cd .flutter
git fetch
git checkout "$(flutter --version | head -2 | tail -1 | awk '{print $4}')" # Ensure included Flutter submodule version equals my environment
cd ..
rm ./build/app/outputs/flutter-apk/* 2>/dev/null                                       # Get rid of older builds if any
flutter build apk --flavor normal && flutter build apk --split-per-abi --flavor normal # Build (both split and combined APKs)
for file in ./build/app/outputs/flutter-apk/app-*normal*.apk*; do mv "$file" "${file//-normal/}"; done
flutter build apk --flavor fdroid -t lib/main_fdroid.dart && # Do the same for the F-Droid flavour
    flutter build apk --split-per-abi --flavor fdroid -t lib/main_fdroid.dart
for file in ./build/app/outputs/flutter-apk/*.sha1; do gpg --sign --detach-sig "$file"; done # Generate PGP signatures
rsync -r ./build/app/outputs/flutter-apk/ ~/Downloads/Obtainium-build/                       # Dropoff in Downloads to allow for drag-drop into Flatpak Firefox
cd ~/Downloads/Obtainium-build/                                                              # Make zips just in case (for in-comment uploads)
for apk in *.apk; do
    PREFIX="$(echo "$apk" | head -c -5)"
    zip "$PREFIX" "$PREFIX"*
done
mkdir -p zips
mv *.zip zips/