create-image.yml

name: "initial-image-build-workflow"

on:
  workflow_dispatch:
    inputs:
      githubRepo:
        description: "Link of public github repo to deploy"
        required: true
      email:
        description: "Email address to send email to"
        required: true

jobs:
  create_student_submodule:
    permissions:
      contents: "write"

    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - id: create_student_submodule
        name: Add student's repo as a submodule
        run: |
          year=$(date '+%Y')
          initial_user_name=$(echo "${{ github.event.inputs.githubRepo }}" | cut -d'/' -f4)
          initial_repo_name=$(echo "${{ github.event.inputs.githubRepo }}" | cut -d'/' -f5)

          user_name_lower_case=$(echo "$initial_user_name" | tr '[:upper:]' '[:lower:]')
          repo_name_lower_case=$(echo "$initial_repo_name" | tr '[:upper:]' '[:lower:]')

          user_name=$(echo "$user_name_lower_case" | tr '._' '-')
          repo_name=$(echo "$repo_name_lower_case" | tr '._' '-')

          echo "year=$(date '+%Y')" >> "$GITHUB_OUTPUT"
          echo "user_name=$user_name" >> "$GITHUB_OUTPUT"
          echo "repo_name=$repo_name" >> "$GITHUB_OUTPUT"

          if [ ! -d submissions-${year} ]; then
            mkdir submissions-${year}
          fi

          if [ ! -d submissions-${year}/${user_name}-${repo_name} ]; then
            echo "Adding ${{ github.event.inputs.githubRepo }} to ./submissions-${year}/${user_name}-${repo_name}/${user_name}-${repo_name} as a submodule"

            git config --global user.name github-actions
            git config --global user.email github-actions@github.com

            cd ./submissions-${year}
            mkdir ${user_name}-${repo_name}
            cd ./${user_name}-${repo_name}

            git submodule add ${{ github.event.inputs.githubRepo }} ./${user_name}-${repo_name}
            git commit -m "Added ${user_name}-${repo_name} as a submodule by github-actions"
            git push

            echo "STATUS=$(echo 'success')" >> "$GITHUB_OUTPUT"
          else
            echo "Submodule already exists, terminating github actions"
            echo "STATUS=$(echo 'failure')" >> "$GITHUB_OUTPUT"
          fi

    outputs:
      status: ${{ steps.create_student_submodule.outputs.STATUS }}
      year: ${{ steps.create_student_submodule.outputs.year}}
      user_name: ${{ steps.create_student_submodule.outputs.user_name }}
      repo_name: ${{ steps.create_student_submodule.outputs.repo_name }}

  dockerise-image:
    uses: ./.github/workflows/dockerise-image.yml
    needs: create_student_submodule
    with:
      user_name: ${{ needs.create_student_submodule.outputs.user_name }}
      repo_name: ${{ needs.create_student_submodule.outputs.repo_name }}
      year: ${{ needs.create_student_submodule.outputs.year }}
      submodule_status: ${{ needs.create_student_submodule.outputs.status }}
      repo_url: ${{ github.event.inputs.githubRepo }}
    secrets:
      DEPENDENCY_GRAPH_TOKEN: ${{ secrets.DEPENDENCY_GRAPH_TOKEN }}

  trigger_deployment:
    uses: ./.github/workflows/deploy-image.yml
    needs: dockerise-image
    with:
      user_name: ${{ needs.dockerise-image.outputs.user_name }}
      repo_name: ${{ needs.dockerise-image.outputs.repo_name }}
      year: ${{ needs.dockerise-image.outputs.year }}
      image: ${{ needs.dockerise-image.outputs.image_name }}
      email: ${{ github.event.inputs.email }}
    secrets:
      MAIL_PASSWORD: ${{ secrets.MAIL_PASSWORD }}