#!/usr/bin/env bash
# Cursor stop hook (Neon Sprawl): on NEO-* story branches, nag when the working tree is dirty.
# See .cursor/rules/commit-as-you-go.md and commit-and-review.md.
set -euo pipefail

input=$(cat)

status="completed"
if command -v jq >/dev/null 2>&1; then
  status=$(echo "$input" | jq -r '.status // "completed"')
fi

if [[ "$status" != "completed" ]]; then
  exit 0
fi

root="${CURSOR_PROJECT_DIR:-}"
if [[ -z "$root" || ! -d "$root" ]]; then
  root=$(pwd)
fi
if command -v jq >/dev/null 2>&1; then
  for key in workspace_roots workspace_root cwd project_path; do
    candidate=$(echo "$input" | jq -r --arg k "$key" 'if .[$k] then (if (.[$k] | type) == "array" then .[$k][0] else .[$k] end) else empty end' 2>/dev/null || true)
    if [[ -n "$candidate" && -d "$candidate" ]]; then
      root="$candidate"
      break
    fi
  done
fi

if ! cd "$root" 2>/dev/null; then
  exit 0
fi

if ! git rev-parse --is-inside-work-tree >/dev/null 2>&1; then
  exit 0
fi

top=$(git rev-parse --show-toplevel 2>/dev/null || true)
if [[ -n "$top" ]]; then
  cd "$top"
fi

branch=$(git branch --show-current 2>/dev/null || true)
if [[ ! "$branch" =~ ^NEO-[0-9]+ ]]; then
  exit 0
fi

if [[ -z $(git status --porcelain) ]]; then
  exit 0
fi

printf '%s\n' '{
  "followup_message": "Stop hook (neon-sprawl): this Linear story branch still has uncommitted changes. Run git status, then commit coherent batches per .cursor/rules/commit-as-you-go.md (NEO-*: subject). Do not wait for the user to say commit. Push only if asked. Then summarize what you committed."
}'
exit 0