set -e

BUILD_TOOLS_VERSION="30.0.3"

NDK_VERSION="24.0.8215888"

ANDROID_API="31"

BUILD_TOOLS_DIR="$ANDROID_USER_HOME/build-tools/$BUILD_TOOLS_VERSION"

AAPT2="$BUILD_TOOLS_DIR/aapt2"

ZIPALIGN="$BUILD_TOOLS_DIR/zipalign"

APKSIGNER="$BUILD_TOOLS_DIR/apksigner"

ANDROID_TARGET="$ANDROID_USER_HOME/platforms/android-$ANDROID_API/android.jar"

NDK="$ANDROID_USER_HOME/ndk/$NDK_VERSION"

COMPILERS_DIR="$NDK/toolchains/llvm/prebuilt/linux-x86_64/bin"

CC_x86_64="$COMPILERS_DIR/x86_64-linux-android$ANDROID_API-clang"

CC_ARM64="$COMPILERS_DIR/aarch64-linux-android$ANDROID_API-clang"

CC_ARM="$COMPILERS_DIR/armv7a-linux-androideabi$ANDROID_API-clang"

CC_x86="$COMPILERS_DIR/i686-linux-android$ANDROID_API-clang"

NATIVE_GLUE_DIR="$NDK/sources/android/native_app_glue"

NATIVE_GLUE_C="$NATIVE_GLUE_DIR/android_native_app_glue.c"

if [ -d target ]; then

rm target/* -fr

mkdir -p target/apk/lib/x86_64

mkdir -p target/apk/lib/x86

mkdir -p target/apk/lib/arm64-v8a

mkdir -p target/apk/lib/armeabi-v7a

mkdir -p target/compiled

$AAPT2 compile -o target/compiled res/mipmap/ic_launcher_hdpi.png

$AAPT2 compile -o target/compiled res/mipmap/ic_launcher_ldpi.png

$AAPT2 compile -o target/compiled res/mipmap/ic_launcher_mdpi.png

$AAPT2 compile -o target/compiled res/mipmap/ic_launcher_xhdpi.png

$AAPT2 compile -o target/compiled res/layout/layout.xml

$AAPT2 compile -o target/compiled res/values/strings.xml

$AAPT2 link -o target/apk \

--output-to-dir \

--auto-add-overlay \

-I $ANDROID_TARGET \

--manifest code/AndroidManifest.xml \

target/compiled/layout_layout.xml.flat \

target/compiled/mipmap_ic_launcher_ldpi.png.flat \

target/compiled/mipmap_ic_launcher_xhdpi.png.flat \

target/compiled/mipmap_ic_launcher_hdpi.png.flat \

target/compiled/mipmap_ic_launcher_mdpi.png.flat \

target/compiled/values_strings.arsc.flat

CC_ARGS="$NATIVE_GLUE_C code/android_entry.c -I $NATIVE_GLUE_DIR -landroid -llog"

$CC_x86_64 -shared $CC_ARGS -o target/apk/lib/x86_64/libnative_example.so

$CC_x86 -shared $CC_ARGS -o target/apk/lib/x86/libnative_example.so -fPIC

$CC_ARM64 -shared $CC_ARGS -o target/apk/lib/arm64-v8a/libnative_example.so

$CC_ARM -shared $CC_ARGS -o target/apk/lib/armeabi-v7a/libnative_example.so

pushd target/apk

zip -r ../unaligned.unsigned.apk *

$ZIPALIGN -p -f -v 4 target/unaligned.unsigned.apk target/unsigned.apk

if [ ! -f debug.keystore ]; then

keytool -keyalg RSA -genkeypair -alias debug -keypass android -keystore debug.keystore -storepass android -dname "CN=Android Debug,O=Android,C=US" -validity 9999 -deststoretype pkcs12

$APKSIGNER sign --out target/example.apk \

--in target/unsigned.apk \

--ks debug.keystore \

--ks-key-alias "debug" \

--ks-pass "pass:android" \

$APKSIGNER verify target/example.apk