nightly.yml

on:
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch:

jobs:
  nightly:
    runs-on: [self-hosted, linux, nix]
    steps:
      - name: checkout
        uses: actions/checkout@v4

      - name: update
        run: ./update.sh

      - name: commit
        run: |
          [[ $(git diff) != "" ]] || exit 0
          git config --local user.name "Prosecco"
          git config --local user.email "prosecco@inria.fr"
          git commit -am "nightly update"

      - name: push
        uses: ad-m/github-push-action@master
        with:
          branch: main

      - name: generate zulip message
        run: |
          {
            echo 'MSG<<EOF'
            echo "*Nightly update*"
            nix shell nixpkgs#jq --command ./message.sh
            echo EOF
          } >> "$GITHUB_ENV"
        env:
          RUN: ${{ github.run_id }}

      - name: send zulip info message
        uses: slackapi/slack-github-action@v1.25.0
        with:
          payload: |
            { "text": ${{ toJSON(env.MSG) }} }
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.ZULIP_WEBHOOK_URL }}

      - name: send zulip error message
        if: ${{ failure() }}
        uses: slackapi/slack-github-action@v1.25.0
        with:
          payload: |
            { "text": "Unexpected Error: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}" }
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.ZULIP_WEBHOOK_URL }}