name: Validate Registries

on:
  pull_request:
    paths:
      - "apps/v4/public/r/registries.json"
  push:
    branches:
      - main
    paths:
      - "apps/v4/public/r/registries.json"

jobs:
  validate:
    runs-on: ubuntu-latest
    name: pnpm validate:registries
    permissions:
      contents: read
      pull-requests: write
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Install Node.js
        uses: actions/setup-node@v3
        with:
          node-version: 20

      - uses: pnpm/action-setup@v4
        name: Install pnpm
        id: pnpm-install
        with:
          version: 9.0.6
          run_install: false

      - name: Get pnpm store directory
        id: pnpm-cache
        run: |
          echo "pnpm_cache_dir=$(pnpm store path)" >> $GITHUB_OUTPUT
      - uses: actions/cache@v3
        name: Setup pnpm cache
        with:
          path: ${{ steps.pnpm-cache.outputs.pnpm_cache_dir }}
          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
          restore-keys: |
            ${{ runner.os }}-pnpm-store-
      - name: Install dependencies
        run: pnpm install

      - name: Build packages
        run: pnpm build --filter=shadcn

      - name: Validate registries
        id: validate
        run: |
          pnpm --filter=v4 validate:registries
          echo "validation_passed=$?" >> $GITHUB_ENV
        continue-on-error: true

      - name: Add label to PR
        if: github.event_name == 'pull_request'
        uses: actions/github-script@v7
        with:
          script: |
            const validationPassed = '${{ env.validation_passed }}' === '0';
            const label = validationPassed ? 'registries: valid' : 'registries: invalid';
            const oppositeLabel = validationPassed ? 'registries: invalid' : 'registries: valid';

            // Remove opposite label if it exists
            try {
              await github.rest.issues.removeLabel({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.issue.number,
                name: oppositeLabel
              });
            } catch (e) {
              // Label might not exist, that's ok
            }

            // Add the appropriate label
            await github.rest.issues.addLabels({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
              labels: [label]
            });