#!/bin/sh
# TokenEconomizer hook launcher: run the hook dispatcher under the first Python 3 on PATH.
# Fails open -- with no usable Python the hook prints an empty object, which changes nothing.
# On Windows (Git Bash), $0 can arrive with backslashes, and `python3` can be the Microsoft Store
# alias under WindowsApps, which is on PATH but runs nothing: such an alias is tried before use,
# and the `py` launcher is the last candidate.
self=$0
if [ "${OS:-}" = Windows_NT ]; then
  case $self in *\\*) self=$(printf '%s' "$self" | tr '\\' '/') ;; esac
fi
dir=$(CDPATH= cd -- "${self%/*}" && pwd)
# Session logs are UTF-8; without this, Python on Windows reads them in the ANSI code page.
export PYTHONUTF8=1
for py in "${TE_PYTHON:-}" python3 python py; do
  [ -n "$py" ] && command -v "$py" >/dev/null 2>&1 || continue
  if [ "${OS:-}" = Windows_NT ]; then
    case $(command -v "$py") in
      *WindowsApps*) "$py" -c "" </dev/null >/dev/null 2>&1 || continue ;;
    esac
    [ "$py" = py ] && exec py -3 "$dir/te_bootstrap.py" hook "$@"
  elif [ "$py" = py ]; then
    continue                    # Python's `py` launcher is Windows-only; elsewhere it is not Python
  fi
  exec "$py" "$dir/te_bootstrap.py" hook "$@"
done
# Drain stdin with a builtin (no `cat` when PATH is empty), then answer "no change".
while IFS= read -r _line; do :; done
echo '{}'