#!/usr/bin/env bash
# Task 完成门禁检查 — 扫描已标记完成的 Task 是否存在未勾选子项
# 用法:
#   bash scripts/check-task-checklist.sh               # 检查所有 Task
#   bash scripts/check-task-checklist.sh --quiet        # 静默模式（仅退出码）
#   bash scripts/check-task-checklist.sh --help         # 显示帮助

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
PROJECT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"

QUIET=0

usage() {
  echo "Usage: $0 [options]"
  echo ""
  echo "Options:"
  echo "  --quiet    静默模式（仅通过退出码表示结果）"
  echo "  --help     显示此帮助"
  exit 0
}

while [[ $# -gt 0 ]]; do
  case "$1" in
    --quiet) QUIET=1; shift ;;
    --help) usage ;;
    *) echo "Unknown option: $1"; usage ;;
  esac
done

# 检查 docs/plans/ 下的 Task 文档
PLANS_DIR="${PROJECT_DIR}/docs/plans"
HAS_ERRORS=0
VIOLATIONS=()

if [ ! -d "$PLANS_DIR" ]; then
  [ "$QUIET" -eq 0 ] && echo "  检查: ${PLANS_DIR} 不存在，跳过"
  echo '{"status":"ok"}'
  exit 0
fi

# 扫描已完成的计划文档
while IFS= read -r plan_file; do
  [ -z "$plan_file" ] && continue
  basename=$(basename "$plan_file" .md)

  # 检查是否包含"已完成"标记
  if grep -qi "已完成\|completed" "$plan_file" 2>/dev/null; then
    # 检查是否有未勾选的 checklist 项
    UNCHECKED=$(grep -cE '^\s*[-*]\s+\[[  ]\]' "$plan_file" 2>/dev/null || true)
    if [ "$UNCHECKED" -gt 0 ]; then
      VIOLATIONS+=("${basename}: ${UNCHECKED} 个未勾选子项")
      HAS_ERRORS=1
    fi
  fi
done < <(find "$PLANS_DIR" -name '*.md' -type f 2>/dev/null)

if [ "$HAS_ERRORS" -eq 0 ]; then
  [ "$QUIET" -eq 0 ] && echo "  Task 门禁: PASS"
  echo '{"status":"ok"}'
  exit 0
else
  [ "$QUIET" -eq 0 ] && echo "  Task 门禁: FAIL"
  for v in "${VIOLATIONS[@]}"; do
    echo "    - $v"
  done
  echo '{"status":"error"}'
  exit 1
fi