#!/bin/sh

minVersion="14.0.0"

for file in $(find $(echo "$PATH" | tr ':' ' ') -maxdepth 1 -type f -executable -name 'git-clang-format*'); do
  curName="$(basename "$file" | sed 's/^git-//')"
  curVersion="$("$curName" --version | cut -d ' ' -f 3)"

  if [ "$(printf '%s\n' "$curVersion" "$version" "$minVersion" | sort -V | tail -n 1)" = "$curVersion" ]; then
    name="$curName"
    version="$curVersion"
  fi
done

if [ -z "$name" ]; then
  echo "Could not find a suitable clang-format installation. Install clang-format that includes the git-clang-format script, with at least version $minVersion"
  exit 1
fi

args='-q --extensions cpp,h --style file --staged -- :!src/FreeRTOS :!src/libs'

changedFiles="$(git "$name" --diffstat $args)"
git "$name" $args

echo "$changedFiles" | head -n -1 | cut -d ' ' -f 2 | while read -r file; do
  git add -- "$file"
done