#!/usr/bin/env bash

set -euo pipefail

CARGO_ABOUT_VERSION="0.6"
OUTPUT_FILE="${1:-$(pwd)/assets/licenses.csv}"
TEMPLATE_FILE="script/licenses/template.csv.hbs"

if ! cargo about --version | grep "cargo-about $CARGO_ABOUT_VERSION" 2>&1 > /dev/null; then
  echo "Installing cargo-about@^$CARGO_ABOUT_VERSION..."
  cargo install "cargo-about@^$CARGO_ABOUT_VERSION"
else
  echo "cargo-about@^$CARGO_ABOUT_VERSION is already installed."
fi

echo "Generating cargo licenses"
set -x
cargo about generate \
    --fail \
    -c script/licenses/zed-licenses.toml \
    $TEMPLATE_FILE \
    | awk 'NR==1{print;next} NF{print | "sort"}' \
    > "$OUTPUT_FILE"
set +x

echo "generate-licenses-csv completed. See $OUTPUT_FILE"