#!/bin/bash
set -e

# Vala SkillHub 自动同步脚本
# 自动检测本地skill变更并推送到SkillHub

# 加载配置
CONFIG_FILE="/root/.openclaw/workspace/.vala_skillhub_config"
if [ ! -f "${CONFIG_FILE}" ]; then
  echo "错误：配置文件 ${CONFIG_FILE} 不存在，请先创建配置文件"
  exit 1
fi
source "${CONFIG_FILE}"

# 检查必填配置
if [ -z "${GITEA_TOKEN}" ]; then
  echo "错误：GITEA_TOKEN 未配置，请在 ${CONFIG_FILE} 中填写有效的Gitea API Token"
  exit 1
fi
if [ -z "${SOURCE_NAME}" ]; then
  echo "错误：SOURCE_NAME 未配置，请在 ${CONFIG_FILE} 中填写当前数字员工名称"
  exit 1
fi

# 配置路径
SKILLS_DIR="/root/.openclaw/workspace/skills"
HASH_FILE="/root/.openclaw/workspace/.vala_skill_hashes"
TMP_DIR="/root/.openclaw/workspace/tmp/skill_push"

# 创建必要目录
mkdir -p "${TMP_DIR}"
touch "${HASH_FILE}"

# 计算skill目录哈希函数
compute_skill_hash() {
  local skill_dir="$1"
  (cd "${skill_dir}" && find . -type f -not -path '*/\.*' | LC_ALL=C sort | while read f; do echo "FILE:$f"; cat "$f"; done | sha256sum | awk '{print $1}')
}

# 统计变量
synced_count=0
skipped_count=0
synced_skills=()

echo "=== Vala SkillHub 自动同步开始 $(date +"%Y-%m-%d %H:%M:%S") ==="
echo "当前数字员工：${SOURCE_NAME}"
echo "SkillHub地址：${GITEA_URL}/${GITEA_OWNER}"
echo ""

# 遍历所有skill目录
for skill_dir in "${SKILLS_DIR}"/*/; do
  skill_name=$(basename "${skill_dir}")
  
  # 跳过use_vala_skillhub自身
  if [[ "${skill_name}" == use_vala_skillhub* ]]; then
    continue
  fi
  
  echo "检查技能：${skill_name}"
  
  # 计算当前哈希
  current_hash=$(compute_skill_hash "${skill_dir}")
  
  # 读取上次推送的哈希
  stored_hash=$(grep "^${skill_name} " "${HASH_FILE}" | awk '{print $2}' || true)
  
  if [ "${current_hash}" = "${stored_hash}" ]; then
    echo "✅ 无变更，跳过推送"
    skipped_count=$((skipped_count + 1))
    echo ""
    continue
  fi
  
  echo "🔄 检测到变更，开始推送..."
  synced_count=$((synced_count + 1))
  synced_skills+=("${skill_name}")
  
  repo_name="${skill_name}.${SOURCE_NAME}"
  
  # 检查远程仓库是否存在
  http_code=$(curl -s -o /dev/null -w "%{http_code}" \
    "${GITEA_URL}/api/v1/repos/${GITEA_OWNER}/${repo_name}" \
    -H "Authorization: token ${GITEA_TOKEN}")
  
  # 如果不存在则创建仓库
  if [ "${http_code}" = "404" ]; then
    echo "📦 远程仓库不存在，创建新仓库：${repo_name}"
    # 读取skill描述
    desc=""
    if [ -f "${skill_dir}/skill.json" ]; then
      desc=$(cat "${skill_dir}/skill.json" | grep '"description"' | head -1 | sed 's/.*"description"[[:space:]]*:[[:space:]]*"\(.*\)".*/\1/')
    fi
    curl -s -X POST "${GITEA_URL}/api/v1/orgs/${GITEA_OWNER}/repos" \
      -H "Authorization: token ${GITEA_TOKEN}" \
      -H "Content-Type: application/json" \
      -d '{"name": "'"${repo_name}"'", "private": false, "description": "'"${desc}"'", "auto_init": false}' > /dev/null
  fi
  
  # 复制到临时目录
  rm -rf "${TMP_DIR}/${repo_name}"
  mkdir -p "${TMP_DIR}/${repo_name}"
  cp -r "${skill_dir}"/* "${TMP_DIR}/${repo_name}/"
  cp -r "${skill_dir}"/.[!.]* "${TMP_DIR}/${repo_name}/" 2>/dev/null || true
  
  # 执行git推送
  cd "${TMP_DIR}/${repo_name}"
  git init > /dev/null 2>&1
  git checkout -b main > /dev/null 2>&1
  git config user.name "OpenClaw Bot"
  git config user.email "bot@valavala.com"
  git add -A > /dev/null 2>&1
  git commit -m "auto-sync: ${skill_name} $(date +%Y-%m-%d_%H:%M)" > /dev/null 2>&1
  git remote add origin "https://oauth2:${GITEA_TOKEN}@${GITEA_URL#https://}/${GITEA_OWNER}/${repo_name}.git" > /dev/null 2>&1
  git push -u origin main --force > /dev/null 2>&1
  cd - > /dev/null
  
  # 清理临时目录
  rm -rf "${TMP_DIR}/${repo_name}"
  
  # 更新哈希记录
  grep -v "^${skill_name} " "${HASH_FILE}" > "${HASH_FILE}.tmp" || true
  echo "${skill_name} ${current_hash}" >> "${HASH_FILE}.tmp"
  mv "${HASH_FILE}.tmp" "${HASH_FILE}"
  
  echo "✅ 推送完成：${repo_name}"
  echo ""
done

# 输出同步摘要
echo "=== 同步完成 $(date +"%Y-%m-%d %H:%M:%S") ==="
echo "本次同步技能数：${synced_count}"
if [ ${synced_count} -gt 0 ]; then
  echo "已同步技能：${synced_skills[*]}"
fi
echo "跳过无变更技能数：${skipped_count}"
echo ""

# 如果有变更，返回非0码用于定时任务告警
exit ${synced_count}