name: mirror-to-gitee

# 把本仓镜像到 Gitee 企业仓 <GITEE_OWNER>/<同名仓库>。
# 触发：main 分支推送、v* tag 推送、手动；另有每日兜底重试。
on:
  push:
    branches:
      - main
    tags:
      - 'v*'
  schedule:
    # Gitea Actions 的 cron 用 UTC：18:30 UTC = 次日 02:30 北京时间
    - cron: '30 18 * * *'
  workflow_dispatch:

concurrency:
  group: mirror-${{ github.ref }}
  cancel-in-progress: true

jobs:
  mirror:
    runs-on: host
    steps:
      - name: 同步到 Gitee
        env:
          SRC_TOKEN: ${{ secrets.SRC_GIT_TOKEN }}
          DST_TOKEN: ${{ secrets.GITEE_TOKEN }}
          DST_OWNER: ${{ secrets.GITEE_OWNER }}
          DST_USER: ${{ secrets.GITEE_USER }}
        run: |
          set -u

          # 仓库名取当前仓；取不到时回退到单仓名
          REPO_NAME="${GITHUB_REPOSITORY#*/}"
          if [ -z "${REPO_NAME:-}" ] || [ "$REPO_NAME" = "${GITHUB_REPOSITORY:-}" ]; then
            REPO_NAME="iotlcm"
          fi

          SRC="git.5iot.com/iotlcm-public/${REPO_NAME}.git"
          DST="gitee.com/${DST_OWNER}/${REPO_NAME}.git"
          echo "源：$SRC"
          echo "目标：$DST"

          # Gitee 不支持 push 建仓，目标仓不存在时先按企业 API 创建（已存在会报 400，忽略）
          if ! git ls-remote "https://${DST_USER}:${DST_TOKEN}@${DST}" >/dev/null 2>&1; then
            echo "目标仓不存在，尝试创建 ${DST_OWNER}/${REPO_NAME}"
            curl -sS -X POST \
              "https://gitee.com/api/v5/enterprises/${DST_OWNER}/repos?access_token=${DST_TOKEN}" \
              -H 'Content-Type: application/json' \
              -d "{\"name\":\"${REPO_NAME}\",\"auto_init\":false,\"description\":\"iotLCM 物联网卡全生命周期管理平台（开源版）\"}" \
              -o /tmp/repo-create.json -w '建仓 HTTP %{http_code}\n' || true
            head -c 300 /tmp/repo-create.json 2>/dev/null; echo
          else
            echo "目标仓已存在"
          fi

          WORK=$(mktemp -d)
          trap 'rm -rf "$WORK"' EXIT

          git clone --mirror "https://jenkins:${SRC_TOKEN}@${SRC%/}" "$WORK/repo.git"
          cd "$WORK/repo.git"
          echo "本地 ref：$(git for-each-ref --format='%(refname:short)' | tr '\n' ' ')"

          # Gitee 在推送密集时会返回 429 Pending queue overflowed / 408 Authorization server timeout，
          # 属服务端限流，退避重试即可。
          attempt=0
          while [ "$attempt" -lt 5 ]; do
            attempt=$((attempt + 1))
            echo "----- 推送尝试 $attempt/5"
            if git push --mirror "https://${DST_USER}:${DST_TOKEN}@${DST}" 2>&1; then
              echo "✅ 已同步到 Gitee"
              exit 0
            fi
            wait_s=$((attempt * 30))
            echo "推送失败，${wait_s}s 后重试"
            sleep "$wait_s"
          done

          echo "❌ 连续 5 次推送失败，请检查 Gitee 状态或令牌"
          exit 1