example-sync.yaml

name: Synchronize the example with the template
on:
  schedule:
    # every 4 hours
    - cron: "0 */4 * * *"
  push:
    branches: [ main ]
  workflow_dispatch:

jobs:
  synchronize_example:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout repository
      uses: actions/checkout@v2
        
    - name: install cargo generate
      uses: actions-rs/install@v0.1
      with:
        crate: cargo-generate
        version: latest

    - name: Create new example
      run: |
        cargo generate --git https://github.com/rust-github/template.git --name rust-gh-example --template-values-file template_values.toml

    - name: Checkout old example
      uses: actions/checkout@v2
      with:
        repository: rust-github/rust-gh-example
        path: old_example
        ssh-key: ${{ secrets.GH_EXAMPLE_DEPLOY_SECRET }}

    - name: move sources, mit license and Cargo.toml from old to new example
      run: |
        echo "pwd:"
        pwd
        echo "ls -al:"
        ls -al
        rm rust-gh-example/src/main.rs
        rm rust-gh-example/Cargo.toml
        rm rust-gh-example/LICENSE-MIT
        cp old_example/src/* rust-gh-example/src/
        cp old_example/Cargo.toml rust-gh-example/Cargo.toml
        cp old_example/LICENSE-MIT rust-gh-example/LICENSE-MIT

    - name: update example
      run: |
        mkdir old_sources
        mv old_example/src/* old_sources
        cd old_example
        rm -rf * .gitignore .github/
        echo "ls ../rust-gh-example:"
        ls ../rust-gh-example
        echo "ls ../rust-gh-example/src:"
        ls ../rust-gh-example/src
        mv ../rust-gh-example/* ../rust-gh-example/.github ../rust-gh-example/.gitignore .
        echo "ls -al:"
        ls -al
        rm src/*
        mv ../old_sources/* src

    - name: commit example
      run: |
        cd old_example
        git config user.name github-actions
        git config user.email github-actions@github.com
        git add .
        if [ -n "$(git status --porcelain)" ]; then
          git commit -m "automatic update" -m "from $GITHUB_REPOSITORY@$GITHUB_SHA"
          git push
        else
          echo "nothing to commit";
        fi