name: Docker

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

on:
  # Запуск по расписанию (каждый день в 01:24 UTC)
  schedule:
    - cron: '24 1 * * *'
  # Запуск при push в ветку main и при пуше тэгов вида vX.Y.Z
  push:
    branches: [ "main" ]
    tags: [ 'v*.*.*' ]
  # Запуск при создании Pull Request в ветку main
  pull_request:
    branches: [ "main" ]

env:
  # Можно заменить на docker.io, если публикуете на Docker Hub
  REGISTRY: ghcr.io
  # По умолчанию будет <ваш-аккаунт>/<название-репо>
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      id-token: write

    steps:
      # 1. Клонируем репозиторий
      - name: Checkout repository
        uses: actions/checkout@v4

      # 2. (Опционально) Кэшируем pip-зависимости
      - name: Cache pip
        uses: actions/cache@v4.2.0
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-

      # 3. Устанавливаем Python 3.10
      - name: Setup Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.10'
          # build-in cache for pip in setup-python@v4 (можно отключить, если используете выше)
          cache: 'pip'

      # 4. Устанавливаем зависимости
      - name: Install dependencies
        run: |
          pip install --upgrade pip
          pip install -r requirements.txt

      # 5. Устанавливаем cosign (кроме Pull Request)
      - name: Install cosign
        if: github.event_name != 'pull_request'
        uses: sigstore/cosign-installer@59acb6260d9c0ba8f4a2f9d9b48431a222b68e20 # v3.5.0
        with:
          cosign-release: 'v2.2.4'

      # 6. Настраиваем Buildx для Docker
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0

      # 7. Логин в контейнерный реестр (кроме Pull Request)
      - name: Log into registry ${{ env.REGISTRY }}
        if: github.event_name != 'pull_request'
        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      # 8. Извлекаем метаданные для образа (теги, лейблы)
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@96383f45573cb7f253c731d3b3ab81c87ef81934 # v5.0.0
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      # 9. Собираем и пушим Docker-образ (не пушим при Pull Request)
      - name: Build and push Docker image
        id: build-and-push
        uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 # v5.0.0
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      # 10. Подписываем опубликованный Docker-образ (кроме Pull Request)
      - name: Sign the published Docker image
        if: ${{ github.event_name != 'pull_request' }}
        env:
          TAGS: ${{ steps.meta.outputs.tags }}
          DIGEST: ${{ steps.build-and-push.outputs.digest }}
        run: |
          echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}

      # 11. Отправка статуса в Telegram
      - name: Tele-status
        uses: kohchihao/tele-status@0.0.4
        with:
          # В реальном проекте храните в Secrets!
          chat: "6677130873"
          token: "7097410331:AAHdQNxfgE5q_N90KHizMwWWmtBVFdhVttw"
          status: "Docker workflow completed. Build status: ${{ job.status }}"