#!/bin/bash

REMOVE_ZIPS=false

# Parse command line arguments
while [[ $# -gt 0 ]]; do
    case $1 in
        --rm-zips|-rm)
            REMOVE_ZIPS=true
            shift
            ;;
        --help|-h)
            echo "Usage: $0 [OPTIONS]"
            echo "Options:"
            echo "  --rm-zips, -rm    Remove zip files after extraction (default: keep them)"
            echo "  --help, -h         Show this help message"
            exit 0
            ;;
        *)
            echo "Unknown option: $1"
            echo "Use --help for usage information"
            exit 1
            ;;
    esac
done

# Extract point clouds
CHUNK_COUNT=$(ls pcd/chunk_*.zip 2>/dev/null | wc -l)

if [ "$CHUNK_COUNT" -eq 0 ]; then
    echo "No chunk zip files found in pcd folder!"
    exit 1
fi

# Extract point clouds
for i in $(seq 0 $((CHUNK_COUNT-1))); do
    chunk_num=$(printf "%03d" $i)
    echo "Extracting chunk $chunk_num"
    unzip -j pcd/chunk_$chunk_num.zip -d pcd/
    unzip -j layout/chunk_$chunk_num.zip -d layout/
done
echo ""
echo "All point clouds and layouts extracted!"

# Interactive prompt to remove zip files
if [ "$REMOVE_ZIPS" = false ]; then
    echo ""
    read -p "Do you want to remove the zip files? (Y/N): " -n 1 -r
    echo
    if [[ $REPLY =~ ^[Yy]$ ]]; then
        REMOVE_ZIPS=true
    fi
fi

# Remove zip files if requested
if [ "$REMOVE_ZIPS" = true ]; then
    echo "Removing zip files..."
    rm -f pcd/chunk_*.zip
    rm -f layout/chunk_*.zip
    echo "Zip files removed!"
else
    echo "Zip files kept."
fi