name: CI

on:
  push:
    branches:
      - Django
  workflow_dispatch:

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

jobs:
  docker-ci:
    if: github.event_name == 'workflow_dispatch' || (github.event_name == 'push' && contains(github.event.head_commit.message, '[ci]'))
    runs-on: ubuntu-latest
    timeout-minutes: 40
    env:
      DJANGO_SECRET_KEY: ${{ secrets.DJANGO_SECRET_KEY }}
      DJANGO_DEBUG: "False"
      DJANGO_ALLOWED_HOSTS: "127.0.0.1,localhost"
      IMAGE_NAME: achievement_inputing_ci
    steps:
      - name: Ensure source present
        env:
          SERVER: ${{ github.server_url }}
          REPO: ${{ github.repository }}
          REF: ${{ github.ref }}
          SHA: ${{ github.sha }}
          TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          if [ -f "$GITHUB_WORKSPACE/Dockerfile" ]; then exit 0; fi
          mkdir -p "$GITHUB_WORKSPACE"
          cd "$GITHUB_WORKSPACE"
          git init .
          if [ -z "$TOKEN" ]; then
            git fetch --depth=1 "$SERVER/$REPO.git" "$REF"
          else
            git -c http.extraHeader="Authorization: Bearer $TOKEN" fetch --depth=1 "$SERVER/$REPO.git" "$REF"
          fi
          git checkout FETCH_HEAD
      - name: Build application image
        run: |
          docker build -t "$IMAGE_NAME" -f "$GITHUB_WORKSPACE/Dockerfile" "$GITHUB_WORKSPACE"
      - name: Output image info
        run: |
          docker image inspect "$IMAGE_NAME" --format '{{.Id}} {{.Size}}'