#!/bin/bash
set -eo pipefail

SCRIPTDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"

if [ ! "$(uname)" == "Darwin" ]; then
    echo Not running on MacOS
    exit 1
fi

while true; do

    read -p "Did you install Android SDK? Y/N " response
    case $response in
    [yY])
        echo Checking android setup...
        # ensure ANDROID_HOME is defined and exists
        if [ -d "$ANDROID_HOME" ]; then
            echo '[X] $ANDROID_HOME is defined and exists'
        else
            echo '$ANDROID_HOME is not defined or does not exist'
            exit 1
        fi

        # ensure Android Command Line Tools exist
        if [ -d "$ANDROID_HOME/cmdline-tools/latest/bin" ]; then
            echo '[X] Android command line tools are installed'
        else
            echo 'Android command line tools are not installed'
            exit 1
        fi

        # ensure Android SDK packages are installed
        $ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager build-tools\;34.0.0 ndk\;26.3.11579264 cmake\;3.22.1 platform-tools platforms\;android-34

        # ensure ANDROID_NDK_HOME is defined and exists
        ANDROID_NDK_HOME="$ANDROID_HOME/ndk/26.3.11579264"
        if [ -d "$ANDROID_NDK_HOME" ]; then
            echo '[X] Android NDK is defined and exists'
        else
            echo 'Android NDK is not defined or does not exist'
            exit 1
        fi

        # ensure ndk is installed
        if [ -f "$ANDROID_NDK_HOME/ndk-build" ]; then
            echo '[X] Android NDK is installed at the location $ANDROID_NDK_HOME'
        else
            echo 'Android NDK is not installed at the location $ANDROID_NDK_HOME'
            exit 1
        fi

        # ensure cmake is installed
        if [ -d "$ANDROID_HOME/cmake" ]; then
            echo '[X] Android SDK CMake is installed'
        else
            echo 'Android SDK CMake is not installed'
            exit 1
        fi

        # ensure emulator is installed
        if [ -d "$ANDROID_HOME/emulator" ]; then
            echo '[X] Android SDK emulator is installed'
        else
            echo 'Android SDK emulator is not installed'
            exit 1
        fi

        # ensure adb is installed
        if command -v adb &>/dev/null; then
            echo '[X] adb is available in the path'
        else
            echo 'adb is not available in the path'
            exit 1
        fi
        break
        ;;
    [nN])
        echo Skipping Android SDK config check...
        break
        ;;

    *) echo invalid response ;;
    esac
done

# ensure brew is installed
if command -v brew &>/dev/null; then
    echo '[X] brew is available in the path'
else
    echo 'brew is not available in the path'
    exit 1
fi

# ensure xcode is installed
if command -v xcode-select &>/dev/null; then
    echo '[X] XCode is available in the path'
else
    echo 'XCode is not available in the path'
    exit 1
fi

# ensure rustup is installed
if command -v rustup &>/dev/null; then
    echo '[X] rustup is available in the path'
else
    echo 'rustup is not available in the path'
    exit 1
fi

# ensure cargo is installed
if command -v cargo &>/dev/null; then
    echo '[X] cargo is available in the path'
else
    echo 'cargo is not available in the path'
    exit 1
fi

# ensure pip3 is installed
if command -v pip3 &>/dev/null; then
    echo '[X] pip3 is available in the path'
else
    echo 'pip3 is not available in the path'
    exit 1
fi

# ensure Java 17 is the active version
JAVA_VERSION=$(java -version 2>&1 | head -n 1 | cut -d\" -f2)
if [ "$JAVA_VERSION" == "17" ]; then
    echo '[X] Java 17 is available in the path'
else
    echo 'Java 17 is not available in the path'
    exit 1
fi

# ensure we have command line tools
xcode-select --install 2>/dev/null || true
until [ -d /Library/Developer/CommandLineTools/usr/bin ]; do
    sleep 5
done

# install packages
# if $BREW_USER is set, run brew as that user, otherwise run it regularly
# this allows for developers who have brew installed as a different user to run this script
if [ -z "$BREW_USER" ]; then
    BREW_COMMAND="brew"
else
    BREW_COMMAND="sudo -H -u $BREW_USER brew"
fi

$BREW_COMMAND install capnp cmake wabt llvm jq

# install targets
rustup target add aarch64-apple-darwin aarch64-apple-ios aarch64-apple-ios-sim x86_64-apple-darwin x86_64-apple-ios wasm32-unknown-unknown aarch64-linux-android armv7-linux-androideabi i686-linux-android x86_64-linux-android

# install cargo packages
cargo install wasm-bindgen-cli wasm-pack cargo-edit

# install pip packages
pip3 install --upgrade bumpversion

if command -v pod &>/dev/null; then
    echo '[X] CocoaPods is available in the path'
else
    echo 'CocoaPods is not available in the path, installing it now'
    $BREW_COMMAND install cocoapods
fi
