name: OSS Weekend

on:
  schedule:
    - cron: "0 15,16 * * 5"
    - cron: "5 22,23 * * 0"
  workflow_dispatch:
    inputs:
      mode:
        description: "close, open, or auto"
        required: false
        default: auto
        type: choice
        options:
          - auto
          - close
          - open
      dry_run:
        description: "Preview changes without toggling issues or pushing README updates"
        required: false
        default: true
        type: boolean
      now:
        description: "Optional ISO timestamp override for testing, e.g. 2026-03-20T16:00:00Z"
        required: false
        type: string

jobs:
  oss-weekend:
    runs-on: ubuntu-latest
    environment: oss-weekend
    permissions:
      contents: write
    env:
      WORKFLOW_TOKEN: ${{ secrets.OSS_WEEKEND_TOKEN != '' && secrets.OSS_WEEKEND_TOKEN || github.token }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.repository.default_branch }}
          token: ${{ secrets.OSS_WEEKEND_TOKEN != '' && secrets.OSS_WEEKEND_TOKEN || github.token }}

      - name: Plan OSS weekend action
        id: plan
        env:
          OSS_WEEKEND_MODE: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.mode || 'auto' }}
          OSS_WEEKEND_DRY_RUN: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.dry_run || 'false' }}
          OSS_WEEKEND_NOW: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.now || '' }}
        run: node .github/scripts/oss-weekend.mjs

      - name: Stop when no action is due
        if: steps.plan.outputs.action == 'none'
        run: echo "No OSS weekend action due at this time"

      - name: Require OSS_WEEKEND_TOKEN for live runs
        if: steps.plan.outputs.action != 'none' && steps.plan.outputs.dry_run != 'true' && secrets.OSS_WEEKEND_TOKEN == ''
        run: |
          echo "OSS_WEEKEND_TOKEN is required for live OSS weekend runs"
          exit 1

      - name: Toggle issue tracker
        if: steps.plan.outputs.action != 'none' && steps.plan.outputs.dry_run != 'true'
        env:
          GH_TOKEN: ${{ env.WORKFLOW_TOKEN }}
        run: |
          if [ "${{ steps.plan.outputs.action }}" = "close" ]; then
            gh api --method PATCH repos/${{ github.repository }} -f has_issues=false
          else
            gh api --method PATCH repos/${{ github.repository }} -f has_issues=true
          fi

      - name: Commit README update
        if: steps.plan.outputs.readme_changed == 'true' && steps.plan.outputs.dry_run != 'true'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add README.md
          git diff --staged --quiet || git commit -m "${{ steps.plan.outputs.commit_message }}"
          git push

      - name: Summary
        run: |
          echo "action=${{ steps.plan.outputs.action }}"
          echo "dry_run=${{ steps.plan.outputs.dry_run }}"
          echo "readme_changed=${{ steps.plan.outputs.readme_changed }}"
          echo "issue_state=${{ steps.plan.outputs.issue_state }}"
          echo "now_utc=${{ steps.plan.outputs.now_utc }}"
          echo "now_berlin=${{ steps.plan.outputs.now_berlin }}"