#!/bin/bash

STUDIO_PATH="$HOME/android-studio"
if [ ! -d "$STUDIO_PATH" ]; then
	echo "Android Studio not installed, please download Android Studio 3.5.3 from https://developer.android.com/studio"
	echo "Please download, extract and move to $HOME/android-studio"
	read -rsp $'Press any key to continue...\n' -n1 key
	exit 1
fi
echo Android Studio Path: $STUDIO_PATH

if [ "$STUDIO_SDK_PATH" == "" ]; then
	STUDIO_SDK_PATH=$ANDROID_HOME
	if [ "$STUDIO_SDK_PATH" == "" ]; then
		STUDIO_SDK_PATH=$HOME/Android/Sdk
	fi
fi
if [ "$1" != "" ]; then
	STUDIO_SDK_PATH=$1
fi
if [ ! -d "$STUDIO_SDK_PATH" ]; then
	echo Android SDK not found at: $STUDIO_SDK_PATH
	echo Unable to locate local Android SDK location. Did you run Android Studio after installing?
	echo If Android Studio is installed, please run again with SDK path as parameter, otherwise download Android Studio 3.5.3 from https://developer.android.com/studio
	read -rsp $'Press any key to continue...\n' -n1 key
	exit 1
fi
echo Android Studio SDK Path: $STUDIO_SDK_PATH

if ! grep -q "export ANDROID_HOME=\"$STUDIO_SDK_PATH\"" $HOME/.bashrc
then
	echo "export ANDROID_HOME=\"$STUDIO_SDK_PATH\"" >>$HOME/.bashrc
fi

export JAVA_HOME="$STUDIO_PATH/jre"
if ! grep -q "export JAVA_HOME=\"$JAVA_HOME\"" $HOME/.bashrc
then
	echo "export JAVA_HOME=\"$JAVA_HOME\"" >>$HOME/.bashrc
fi
NDKINSTALLPATH="$STUDIO_SDK_PATH/ndk/21.0.6113669"
PLATFORMTOOLS="$STUDIO_SDK_PATH/platform-tools:$STUDIO_SDK_PATH/build-tools/28.0.3:$%STUDIO_SDK_PATH/tools/bin"

retVal=$(type -P "adb")
if [ "$retVal" == "" ]; then
	echo export PATH="\"\$PATH:$PLATFORMTOOLS\"" >>$HOME/.bashrc
	echo Added $PLATFORMTOOLS to path
fi

"$STUDIO_SDK_PATH/tools/bin/sdkmanager" "platform-tools" "platforms;android-28" "build-tools;28.0.3" "lldb;3.1" "cmake;3.10.2.4988404" "ndk;21.0.6113669"

retVal=$?
if [ $retVal -ne 0 ]; then
	echo Update failed. Please check the Android Studio install.
	read -rsp $'Press any key to continue...\n' -n1 key
	exit $retVal
fi

if [ ! -d "$STUDIO_SDK_PATH/platform-tools" ]; then
	retVal=1
fi
if [ ! -d "$STUDIO_SDK_PATH/platforms/android-28" ]; then
	retVal=1
fi
if [ ! -d "$STUDIO_SDK_PATH/build-tools/28.0.3" ]; then
	retVal=1
fi
if [ ! -d "$NDKINSTALLPATH" ]; then
	retVal=1
fi

if [ $retVal -ne 0 ]; then
	echo Update failed. Did you accept the license agreement?
	read -rsp $'Press any key to continue...\n' -n1 key
	exit $retVal
fi

echo Success!

if ! grep -q "export NDKROOT=\"$NDKINSTALLPATH\"" $HOME/.bashrc
then
	echo "export NDKROOT=\"$NDKINSTALLPATH\"" >>$HOME/.bashrc
fi

exit 0