#!/usr/bin/env bash
# PostToolUse hook for Write|Edit (EDEN, Master Prompt §3.4).
# Best-effort incremental lint/typecheck for files under apps/, packages/, infra/.
# Fails open: if pnpm/node/turbo aren't installed yet (Fase 0 / early Fase 1),
# this prints a short notice and exits 0 without blocking anything.
set -euo pipefail

PROJECT_ROOT="/opt/eden"
INPUT_JSON="$(cat)"

FILE_PATH="$(python3 -c '
import json, sys
try:
    data = json.load(sys.stdin)
    ti = data.get("tool_input") or {}
    print(ti.get("file_path") or ti.get("notebook_path") or "")
except Exception:
    print("")
' <<< "$INPUT_JSON")"

# Only act on files under apps/, packages/, or infra/.
case "$FILE_PATH" in
  "$PROJECT_ROOT"/apps/*|"$PROJECT_ROOT"/packages/*|"$PROJECT_ROOT"/infra/*) ;;
  *) exit 0 ;;
esac

if ! command -v pnpm >/dev/null 2>&1; then
  echo '{"systemMessage":"[eden-hook] pnpm ainda não está instalado neste ambiente — lint/typecheck incremental pulado (esperado na Fase 0/início da Fase 1)."}'
  exit 0
fi

if [ ! -f "$PROJECT_ROOT/package.json" ]; then
  echo '{"systemMessage":"[eden-hook] Monorepo ainda não inicializado (sem package.json na raiz) — lint/typecheck incremental pulado."}'
  exit 0
fi

cd "$PROJECT_ROOT"
if pnpm turbo run lint typecheck --filter="...[HEAD^1]" >/tmp/eden-post-write-check.log 2>&1; then
  exit 0
else
  TAIL="$(tail -n 20 /tmp/eden-post-write-check.log | tr '\n' ' ' | cut -c1-800)"
  echo "{\"systemMessage\":\"[eden-hook] lint/typecheck incremental falhou: ${TAIL}\"}"
  exit 0
fi