name: Deploy to GitHub Pages
description: Build and deploy to GitHub Pages and Vercel on successful completion of tests and builds

on:
  # Triggers when any of these workflows complete on main branch
  # Runs ONCE per workflow completion (e.g., if "Vitest Tests" completes, this workflow runs once)
  workflow_run:
    workflows: ['Storybook and Chromatic CI', 'Vitest Tests', 'Tests CI']
    types: [completed]
  # Allow direct pushes to the debug branch to kick off the full pipeline
  push:
    branches: [sno-deploy-ghpage]
  # Keep manual trigger for debugging
  workflow_dispatch:

jobs:
  incremental-build:
    runs-on: ubuntu-latest
    # Only run if the triggering workflow succeeded (or manual dispatch/push)
    if: github.event_name == 'workflow_dispatch' || github.event_name == 'push' || github.event.workflow_run.conclusion == 'success'
    steps:
      - name: Checkout
        uses: actions/checkout@v5

      - name: Install pnpm
        uses: pnpm/action-setup@v4
        with:
          version: 10

      - name: Setup Node.js
        uses: actions/setup-node@v5
        with:
          node-version: '24'
          cache: 'pnpm'

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Cache build artifacts
        uses: actions/cache@v4
        with:
          path: |
            .pages
            storybook-static
            coverage
          key: build-cache-${{ github.ref_name }}-${{ github.run_id }}-${{ hashFiles('pnpm-lock.yaml', 'package.json') }}
          restore-keys: |
            build-cache-${{ github.ref_name }}-
            build-cache-main-

      - name: Download Storybook artifact (source run)
        id: fetch_storybook_trigger
        continue-on-error: true
        if: github.event_name == 'workflow_run' && github.event.workflow_run.name == 'Storybook and Chromatic CI'
        uses: dawidd6/action-download-artifact@v6
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          workflow: storybook-and-chromatic-ci.yaml
          name: storybook-static
          run_id: ${{ github.event.workflow_run.id }}
          path: storybook-static

      - name: Download Storybook artifact (latest successful run on main)
        continue-on-error: true
        if: steps.fetch_storybook_trigger.outcome != 'success'
        uses: dawidd6/action-download-artifact@v6
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          workflow: storybook-and-chromatic-ci.yaml
          name: storybook-static
          branch: main
          workflow_conclusion: success
          path: storybook-static

      - name: Download Vitest reports (source run)
        id: fetch_vitest_trigger
        continue-on-error: true
        if: github.event_name == 'workflow_run' && github.event.workflow_run.name == 'Vitest Tests'
        uses: dawidd6/action-download-artifact@v6
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          workflow: vitest-tests.yaml
          name: vitest-reports
          run_id: ${{ github.event.workflow_run.id }}
          path: ./.pages/vitest-reports

      - name: Download Vitest reports (latest successful run on main)
        continue-on-error: true
        if: steps.fetch_vitest_trigger.outcome != 'success'
        uses: dawidd6/action-download-artifact@v6
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          workflow: vitest-tests.yaml
          name: vitest-reports
          branch: main
          workflow_conclusion: success
          path: ./.pages/vitest-reports

      - name: Build static assets (with artifact reuse)
        run: ./scripts/build-pages.sh

      - name: Setup Pages
        uses: actions/configure-pages@v4

      - name: Upload built pages as cache
        uses: actions/upload-pages-artifact@v4
        with:
          name: built-pages
          path: '.pages'

  deploy-vercel-app:
    runs-on: ubuntu-latest
    needs: incremental-build
    steps:
      - name: Checkout code
        uses: actions/checkout@v5

      - name: download built pages
        uses: actions/download-artifact@v4
        with:
          name: built-pages
          path: ./.pages

      # debug ls of ./.pages
      - name: List ./.pages contents
        run: ls -la ./.pages

      - name: Deploy to Vercel
        uses: amondnet/vercel-action@v20
        with:
          vercel-token: ${{ secrets.VERCEL_TOKEN }}
          vercel-org-id: ${{ secrets.VERCEL_ORG_ID }}
          vercel-project-id: ${{ secrets.VERCEL_PROJECT_ID }}
          working-directory: .pages
          vercel-args: '--prod'
          github-comment: true
          alias-domains: |
            ${{ github.ref_name }}-comfyui-frontend-reports.vercel.app