#!/bin/bash

#Required libraries:
# "libssl.so"
# "libcrypto.so"
# "libDataPipes.so"
# "libjemalloc.so.2"
# "libsqlite3.so.0"
# "libTeaMusic.so"
# "libnice.so.10"
# "libpcre.so.3" (only for web)

[[ -z "${build_os_type}" ]] && { echo "missing build os type"; exit 1; }
[[ -z "${build_os_arch}" ]] && { echo "missing build os arch"; exit 1; }
build_path="out/${build_os_type}_${build_os_arch}/"

function query_system_link() {
    data=$(ldd ../../../environment/TeaSpeakServer | grep "$1")
    # shellcheck disable=SC2206
    data=($data)
    library_path=${data[2]}

    [[ -z "${library_path}" ]] && { echo "failed to resolve library path for $1"; exit 1; }
    [[ "${library_path}" == "not" ]] && { echo "failed to resolve library path for $1"; exit 1; }
}

cd $(dirname $0) || exit 1
cd env || { echo "failed to enter env"; exit 1; }

[[ -d libs ]] && {
    rm -r libs || { echo "failed to delete old lib folder"; exit 1; }
}
mkdir libs || { echo "failed to create lib directory"; exit 1; }
cd libs || { echo "failed to enter lib directory"; exit 1; }

# Creating symbolic links
library_base=$(realpath ../../../../../libraries)

# Setting up ssl
library_path=$(realpath "${library_base}/boringssl/${build_path}/ssl/libssl.so")
ln -s "$library_path" . || { echo "failed to link libssl.so"; exit 1; }

# Setting up crypto
library_path=$(realpath "${library_base}/boringssl/${build_path}/crypto/libcrypto.so")
ln -s "$library_path" . || { echo "failed to link libcrypto.so"; exit 1; }

# Setting up DataPipes
library_path=$(realpath "${library_base}//DataPipes/${build_path}/lib/libDataPipes.so")
ln -s "$library_path" . || { echo "failed to link libDataPipes.so"; exit 1; }

# Setting up Sqlite3
query_system_link "libsqlite3.so.0"
ln -s "${library_path}" . || { echo "failed to link libsqlite3.so.0"; exit 1; }

# Setting up jemalloc
query_system_link "libjemalloc.so.2"
ln -s "${library_path}" . || { echo "failed to link libjemalloc.so.2"; exit 1; }

# Setting up TeaMusic
library_path=$(realpath "../../../../MusicBot/libs/libTeaMusic.so")
ln -s "$library_path" . || { echo "failed to link libTeaMusic.so"; exit 1; }

if ldd "../../../environment/TeaSpeakServer" | grep -q "libnice.so.10"; then
    echo "Adding web libraries"

    # Setting up libnice
    library_path=$(realpath "${library_base}/libnice/${build_os_type}_${build_os_arch}/lib/libnice.so.10")
    ln -s "$library_path" . || { echo "failed to link libnice.so.10"; exit 1; }

    # Setting up libpcre
    query_system_link "libpcre.so.3"
    ln -s "${library_path}" . || { echo "failed to link libpcre.so.3"; exit 1; }
fi

# Validate setup
broken_links=$(find . -type l ! -exec test -e {} \; -print)
[[ -n ${broken_links} ]] && {
    echo "Failed to setup all links. Some seem to be broken:"
    echo "$broken_links"
    exit 1
}

echo "All libraries have been linked successfully"