#!/bin/bash

# CD into build dir if possible - allows building from any directory
script_path='.'
if `readlink -f $$0 &>/dev/null`; then
    script_path=`readlink -f $$0 2>/dev/null`
fi
script_dir=`dirname $$script_path`
cd $$script_dir

# Ensure gradelw exists before starting
if [[ ! -f gradlew ]]; then
    echo 'gradlew file not found! Check that you are in the right directory.'
    exit 9
fi

# Copy base class library from wlauto dist
libs_dir=app/libs
base_class=`python -c "import os, wa; print os.path.join(os.path.dirname(wa.__file__), 'framework', 'uiauto', 'uiauto.aar')"`
mkdir -p $$libs_dir
cp $$base_class $$libs_dir

# Build and return appropriate exit code if failed
# gradle build
./gradlew clean :app:assembleDebug
exit_code=$$?
if [[ $$exit_code -ne 0 ]]; then
    echo "ERROR: 'gradle build' exited with code $$exit_code"
    exit $$exit_code
fi

# If successful move APK file to workload folder (overwrite previous)
rm -f ../$package_name
if [[ -f app/build/apk/$package_name.apk ]]; then
    cp app/build/apk/$package_name.apk ../$package_name.apk
else
    echo 'ERROR: UiAutomator apk could not be found!'
    exit 9
fi