#!/usr/bin/env bash
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "${SCRIPT_DIR}/../.." && pwd)"

PYTHON_BIN="${PYTHON_BIN:-/deeplearning_team/ydong/dongying/miniconda/envs/dev/bin/python}"

detect_cpu_count() {
    local cpu_count
    cpu_count="$(getconf _NPROCESSORS_ONLN 2>/dev/null || nproc 2>/dev/null || echo 1)"
    if [[ ! "${cpu_count}" =~ ^[0-9]+$ ]] || (( cpu_count <= 0 )); then
        cpu_count=1
    fi
    echo "${cpu_count}"
}

calc_scan_workers() {
    local cpu_count="$1"
    if (( cpu_count >= 8 )); then
        echo 8
    else
        echo "${cpu_count}"
    fi
}

calc_part_workers() {
    local cpu_count="$1"
    if (( cpu_count >= 32 )); then
        echo 4
    elif (( cpu_count >= 16 )); then
        echo 3
    elif (( cpu_count >= 8 )); then
        echo 2
    else
        echo 1
    fi
}

CPU_COUNT="$(detect_cpu_count)"

# 打包是 I/O + gzip 压缩混合负载，这里默认给一套偏稳妥的并发配置；
# 如需手动调节，可在命令前覆盖这些环境变量。
VIS_PACK_SCAN_WORKERS="${VIS_PACK_SCAN_WORKERS:-$(calc_scan_workers "${CPU_COUNT}")}"
VIS_PACK_ARCHIVE_WORKERS="${VIS_PACK_ARCHIVE_WORKERS:-2}"
VIS_PACK_PART_WORKERS="${VIS_PACK_PART_WORKERS:-$(calc_part_workers "${CPU_COUNT}")}"

exec "${PYTHON_BIN}" \
    "${PROJECT_ROOT}/tools/convert_gt_to_label/package_visualization_batches.py" \
    --scan-workers "${VIS_PACK_SCAN_WORKERS}" \
    --archive-workers "${VIS_PACK_ARCHIVE_WORKERS}" \
    --part-workers "${VIS_PACK_PART_WORKERS}" \
    "$@"