#!/bin/bash
set -euo pipefail

ACTION="${1:-}"
LINK_MODE="${2:-static}"
BUILD_DIR="build"

usage() {
    echo "用法:"
    echo "  ./build.sh all [static|shared|embed]   配置并编译整个工程"
    echo "  ./build.sh run                         运行 build/test"
    echo "  ./build.sh clean                       清理 build 目录"
}

check_link_mode() {
    case "$1" in
        static|shared|embed)
            ;;
        *)
            echo "错误: 无效的 has_platform 接入模式 '$1'"
            usage
            exit 1
            ;;
    esac
}

case "${ACTION}" in
    all)
        check_link_mode "${LINK_MODE}"
        mkdir -p "${BUILD_DIR}"
        rm -rf "${BUILD_DIR:?}/"*
        cmake -S . -B "${BUILD_DIR}" \
            -DCMAKE_BUILD_TYPE=RelWithDebInfo \
            -DHAS_PLATFORM_LINK_MODE="${LINK_MODE}"
        cmake --build "${BUILD_DIR}" -j"$(nproc)"
        ;;
    run)
        if [ ! -x "${BUILD_DIR}/test" ]; then
            echo "错误: 未找到 ${BUILD_DIR}/test，请先执行 ./build.sh all"
            exit 1
        fi
        "${BUILD_DIR}/test"
        ;;
    clean)
        rm -rf "${BUILD_DIR}"
        ;;
    *)
        usage
        exit 1
        ;;
esac