name: CI/CD Pipeline

on:
  push:
    branches: [main]

jobs:
  docs:
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[skip ci]')"
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 24

      - name: Генерация ARCHITECTURE.md
        run: |
          npm ci
          npm run docs

      - name: Коммит generated/
        run: |
          git config user.name "CI Bot"
          git config user.email "ci@gromlab.ru"
          git add generated/
          if git diff --cached --quiet; then
            echo "ARCHITECTURE.md не изменился, пропуск"
            echo "CHANGED=false" >> $GITHUB_ENV
          else
            git commit -m "docs: обновить ARCHITECTURE.md [skip ci]"
            git push origin main
            echo "CHANGED=true" >> $GITHUB_ENV
          fi

      - name: Автоматический тег (semver patch)
        run: |
          LAST_TAG=$(git tag -l 'v*' --sort=-v:refname | head -1)
          if [ -z "$LAST_TAG" ]; then
            NEW_TAG="v0.1.0"
          else
            MAJOR=$(echo "$LAST_TAG" | cut -d. -f1)
            MINOR=$(echo "$LAST_TAG" | cut -d. -f2)
            PATCH=$(echo "$LAST_TAG" | cut -d. -f3)
            NEW_TAG="${MAJOR}.${MINOR}.$((PATCH + 1))"
          fi
          git tag "$NEW_TAG"
          git push origin "$NEW_TAG"
          echo "NEW_TAG=$NEW_TAG" >> $GITHUB_ENV
          echo "Создан тег: $NEW_TAG"

  docker:
    runs-on: ubuntu-latest
    needs: docs
    if: "!contains(github.event.head_commit.message, '[skip ci]')"
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: main

      - name: Setup Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Setup variables
        run: |
          DOCKER_REGISTRY=$(echo "${{ gitea.server_url }}" | sed 's|https://||')
          echo "DOCKER_REGISTRY=$DOCKER_REGISTRY" >> $GITHUB_ENV
          REGISTRY_IMAGE="$DOCKER_REGISTRY/$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')"
          echo "REGISTRY_IMAGE=$REGISTRY_IMAGE" >> $GITHUB_ENV

      - name: Login to Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.DOCKER_REGISTRY }}
          username: ${{ secrets.CR_USER }}
          password: ${{ secrets.CR_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY_IMAGE }}
          tags: |
            type=ref,event=branch
            type=sha,prefix=
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/amd64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          provenance: false
          sbom: false

  deploy:
    runs-on: ubuntu-latest
    needs: docker
    steps:
      - name: Setup variables
        run: |
          DOCKER_REGISTRY=$(echo "${{ gitea.server_url }}" | sed 's|https://||')
          echo "DOCKER_REGISTRY=$DOCKER_REGISTRY" >> $GITHUB_ENV
          REGISTRY_IMAGE="$DOCKER_REGISTRY/$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')"
          echo "REGISTRY_IMAGE=$REGISTRY_IMAGE" >> $GITHUB_ENV

      - name: Настройка SSH
        run: |
          mkdir -p ~/.ssh
          echo "${{ secrets.SSH_PRIVATE_KEY }}" > ~/.ssh/deploy_key
          chmod 600 ~/.ssh/deploy_key
          ssh-keyscan -H 188.225.47.78 >> ~/.ssh/known_hosts

      - name: Деплой
        run: |
          ssh -i ~/.ssh/deploy_key root@188.225.47.78 bash -s <<'SCRIPT'
            set -e
            IMAGE="${{ env.REGISTRY_IMAGE }}:latest"
            CONTAINER="slm-design"

            # Логин в реестр
            echo '${{ secrets.CR_TOKEN }}' | docker login ${{ env.DOCKER_REGISTRY }} -u '${{ secrets.CR_USER }}' --password-stdin

            # Сохранить ID текущего образа до pull
            OLD_IMAGE_ID=$(docker images -q "$IMAGE" 2>/dev/null || true)

            # Скачать новый образ
            docker pull "$IMAGE"

            # Перезапустить контейнер
            docker stop "$CONTAINER" 2>/dev/null || true
            docker rm "$CONTAINER" 2>/dev/null || true
            docker run -d --name "$CONTAINER" --network web --restart unless-stopped "$IMAGE"

            # Удалить старый образ если он отличается от нового
            NEW_IMAGE_ID=$(docker images -q "$IMAGE")
            if [ -n "$OLD_IMAGE_ID" ] && [ "$OLD_IMAGE_ID" != "$NEW_IMAGE_ID" ]; then
              docker rmi "$OLD_IMAGE_ID" 2>/dev/null || true
            fi

            # Очистка: dangling-образы, неиспользуемые volumes, build-кеш
            docker image prune -af --filter "label=org.opencontainers.image.title=$CONTAINER"
            docker image prune -f
            docker builder prune -f 2>/dev/null || true

            # Статус
            docker ps --filter "name=$CONTAINER"
          SCRIPT