name: Build and Push Server Docker Image

# 手动触发 workflow：从哪个分支运行，就打包哪个分支的代码
on:
  workflow_dispatch:

jobs:
  build-and-push:
    # 对应 Gitea Runner 的 label，可自定义
    runs-on: node,docker

    # 使用带 Node 的官方容器来运行 job
    container:
      image: node:20-bullseye-slim
      options: --volume /var/run/docker.sock:/var/run/docker.sock

    steps:
      # 1️⃣ Checkout 仓库代码
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.RUNNER_TOKEN }}
          persist-credentials: true

      # 2️⃣ 自动递增 tag 并推送回 Gitea 仓库
      - name: Auto bump tag and push to repository
        shell: bash
        run: |
          set -euo pipefail

          git config user.name "gitea-actions"
          git config user.email "actions@local"
          git fetch --tags --force

          LATEST_TAG="$(git tag --list 'v*' --sort=-v:refname | head -n 1 || true)"
          echo "LATEST_TAG=${LATEST_TAG}"

          if [[ -z "${LATEST_TAG}" ]]; then
            NEXT_TAG="v1.0.0"
          else
            if [[ "${LATEST_TAG}" =~ ^v([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
              MAJOR="${BASH_REMATCH[1]}"
              MINOR="${BASH_REMATCH[2]}"
              PATCH="${BASH_REMATCH[3]}"
              NEXT_TAG="v${MAJOR}.${MINOR}.$((PATCH + 1))"
            else
              NEXT_TAG="v1.0.0"
            fi
          fi

          echo "NEXT_TAG=${NEXT_TAG}"

          if git rev-parse -q --verify "refs/tags/${NEXT_TAG}" >/dev/null; then
            echo "Tag ${NEXT_TAG} 已存在，跳过创建。"
          else
            git tag -a "${NEXT_TAG}" -m "Release ${NEXT_TAG}"
            git push origin "${NEXT_TAG}"
          fi

          echo "IMAGE_TAG=${NEXT_TAG}" >> "$GITHUB_ENV"
          echo "IMAGE_TAG=${NEXT_TAG}" >> "$GITEA_ENV"

      # 3️⃣ 设置 Docker 镜像名称
      - name: Set image variables
        shell: bash
        run: |
          IMAGE_NAME=docker.damer.fun/damer/mindfulness-server
          echo "IMAGE_NAME=$IMAGE_NAME" >> "$GITHUB_ENV"
          echo "IMAGE_NAME=$IMAGE_NAME" >> "$GITEA_ENV"

      # 4️⃣ 登录 Docker Hub
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      # 5️⃣ 构建 Docker 镜像
      - name: Build Docker Image
        shell: bash
        run: |
          docker build -f server/Dockerfile -t "$IMAGE_NAME:$IMAGE_TAG" server

      # 6️⃣ 推送 Docker 镜像
      - name: Push Docker Image
        shell: bash
        run: |
          docker push "$IMAGE_NAME:$IMAGE_TAG"