# Adapted from create-t3-app.

name: Release

run-name: ${{ github.event_name == 'pull_request' && format('Release Prerelease - PR {0}', github.event.number) || 'Release Stable' }}

on:
  pull_request:
    types: [labeled]
    branches:
      - main
  push:
    branches:
      - main

jobs:
  prerelease:
    if: "${{ github.event_name == 'pull_request' && github.repository_owner == 'shadcn-ui' && (contains(github.event.pull_request.labels.*.name, 'release: beta') || contains(github.event.pull_request.labels.*.name, 'release: rc')) }}"
    name: Publish Prerelease to NPM
    runs-on: ubuntu-latest
    environment: Preview
    permissions:
      id-token: write
      contents: read

    steps:
      - name: Select prerelease channel
        id: prerelease
        uses: actions/github-script@v7
        with:
          script: |
            const prereleaseLabels = [
              { name: "release: beta", channel: "beta" },
              { name: "release: rc", channel: "rc" },
            ];
            const labels = context.payload.pull_request.labels.map((label) => label.name);
            const selectedLabels = prereleaseLabels.filter((label) =>
              labels.includes(label.name)
            );

            if (selectedLabels.length !== 1) {
              throw new Error(
                `Expected exactly one prerelease label, found: ${
                  selectedLabels.map((label) => label.name).join(", ") || "none"
                }.`
              );
            }

            core.setOutput("channel", selectedLabels[0].channel);
            core.setOutput("label", selectedLabels[0].name);

      - name: Checkout Repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha }}

      - name: Use PNPM
        uses: pnpm/action-setup@v4
        with:
          version: 10.33.4

      - name: Use Node.js 20
        uses: actions/setup-node@v4
        with:
          node-version: 20
          registry-url: "https://registry.npmjs.org"
          cache: "pnpm"

      - name: Update npm for OIDC support
        run: npm install -g npm@latest

      - name: Install NPM Dependencies
        run: pnpm install

      # A snapshot prerelease needs changesets to compute versions. The
      # Changesets version PR consumes them, so a label on that PR is a no-op.
      - name: Check for changesets
        id: changesets
        run: |
          shopt -s nullglob
          present=false
          for file in .changeset/*.md; do
            if [ "$(basename "$file")" != "README.md" ]; then
              present=true
              break
            fi
          done
          echo "present=$present" >> "$GITHUB_OUTPUT"

      - name: No changesets to prerelease
        if: steps.changesets.outputs.present == 'false'
        run: echo "::notice::No changesets found on this branch; nothing to prerelease."

      # Snapshot versions are stamped per run (timestamped), so each publish is
      # unique and can never collide with a real release on the latest tag.
      - name: Version snapshot
        if: steps.changesets.outputs.present == 'true'
        run: pnpm exec changeset version --snapshot ${{ steps.prerelease.outputs.channel }}

      - name: Build packages
        if: steps.changesets.outputs.present == 'true'
        run: pnpm build:packages

      - name: Publish snapshot to NPM
        if: steps.changesets.outputs.present == 'true'
        run: pnpm exec changeset publish --tag ${{ steps.prerelease.outputs.channel }} --no-git-tag

      - name: Collect prerelease info
        if: steps.changesets.outputs.present == 'true'
        run: node .github/collect-prerelease-info.js "${{ github.event.number }}" "${{ steps.prerelease.outputs.channel }}"

      - name: Upload prerelease info
        if: steps.changesets.outputs.present == 'true'
        uses: actions/upload-artifact@v4
        with:
          name: prerelease-info
          path: prerelease-info.json

  release:
    if: ${{ github.event_name == 'push' && github.repository_owner == 'shadcn-ui' }}
    name: Create Version PR or Publish Stable Release
    runs-on: ubuntu-latest
    permissions:
      id-token: write
      contents: write
      pull-requests: write

    steps:
      - name: Checkout Repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Use PNPM
        uses: pnpm/action-setup@v4
        with:
          version: 10.33.4

      - name: Use Node.js 20
        uses: actions/setup-node@v4
        with:
          node-version: 20
          registry-url: "https://registry.npmjs.org"
          cache: "pnpm"

      - name: Update npm for OIDC support
        run: npm install -g npm@latest

      - name: Install NPM Dependencies
        run: pnpm install

      # Builds every publishable package under packages/* (shadcn, @shadcn/react),
      # never apps/v4, so each dist is fresh before changeset publish.
      - name: Build the packages
        run: pnpm build:packages

      - name: Import GPG key
        uses: crazy-max/ghaction-import-gpg@v6
        with:
          gpg_private_key: ${{ secrets.RELEASE_GPG_PRIVATE_KEY }}
          git_user_signingkey: true
          git_commit_gpgsign: true
          git_tag_gpgsign: true

      - name: Create Version PR or Publish to NPM
        id: changesets
        uses: changesets/action@v1
        with:
          setupGitUser: false
          commit: "chore(release): version packages"
          title: "chore(release): version packages"
          version: node .github/changeset-version.js
          publish: npx changeset publish
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          NODE_ENV: "production"