#!/bin/bash

base_path=$(pwd)
build_path=${base_path}/build
libraries_root="/opt/3rdparty"

function cmake_scan() {
    echo "scanning the project..."
    if [ ! -d ${build_path} ]; then
        mkdir -p ${build_path}
    fi
    cd ${build_path}
    cmake -G Ninja -S ${base_path} -B ${build_path} \
        -DCMAKE_BUILD_TYPE=Debug \
        -DMbedTLS_DIR=${libraries_root}/mbedtls-3.6.5/lib/cmake/MbedTLS \
        -Dnng_DIR=${libraries_root}/nng-1.11/lib/cmake/nng \
        -DBoost_DIR=${libraries_root}/boost_1_89_0/lib/cmake/Boost-1.89.0
}

function build() {
    echo "building the project..."
    if [ ! -f "${build_path}/CMakeCache.txt" ]; then
        cmake_scan
    fi
    if [ $? -ne 0 ]; then
        exit 1
    fi
    cmake --build ${build_path} --target all
    if [ $? -ne 0 ]; then
        exit 1
    fi
}

function changelog(){
    current_tag=$(git describe --tags --abbrev=0)
    previous_tag=$(git describe --tags --abbrev=0 $(git rev-list --tags --skip=1 --max-count=1))
    git log ${previous_tag}..${current_tag} --reverse --pretty=format:"%B" | nl -w2 -s". " > CHANGELOG.txt
    cat CHANGELOG.txt
}

function main() {
    local cmd=$1
    shift 1
    case $cmd in
    changelog)
        changelog
        ;;
            build)
        build
        ;;
    *)
    build
        ;;
    esac
}

main $@