name: Deploy to Cloudflare Pages (cobalt)

on:
  push:
    branches: ["main", "master"]
  workflow_dispatch: {}

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: https://github.com/actions/checkout@v4
        # Giteaは絶対URLでの外部Action取得に対応。:contentReference[oaicite:6]{index=6}

      - name: Setup Node for Wrangler
        uses: https://github.com/actions/setup-node@v4
        with:
          node-version: "20"

      - name: Install cobalt (prebuilt via eget)
        shell: bash
        run: |
          set -euo pipefail
          apt-get update
          apt-get install -y ca-certificates curl tar
          curl -fsSL https://zyedidia.github.io/eget.sh | sh
          ./eget cobalt-org/cobalt.rs --to /usr/local/bin/cobalt
          cobalt --version
        # eget はGitHub Releasesから適切な資産を自動選択します。:contentReference[oaicite:1]{index=1}

      - name: Build site with cobalt
        run: cobalt build
        # 既定の出力は ./_site。:contentReference[oaicite:8]{index=8}

      - name: Install Wrangler
        run: npm i -g wrangler@latest

      - name: Compute BRANCH_NAME
        id: branch
        shell: bash
        run: |
          bn="${GITHUB_REF_NAME:-${GITEA_REF_NAME:-}}"
          if [ -z "$bn" ] && [ -n "${GITHUB_REF:-${GITEA_REF:-}}" ]; then
            ref="${GITHUB_REF:-${GITEA_REF}}"
            bn="${ref##*/}"
          fi
          echo "BRANCH_NAME=$bn" >> "$GITHUB_ENV"

      - name: Deploy to Cloudflare Pages
        env:
          CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
          CLOUDFLARE_ACCOUNT_ID: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
          CF_PAGES_PROJECT: ${{ vars.CF_PAGES_PROJECT }}
        run: |
          test -n "$CF_PAGES_PROJECT"
          npx wrangler pages deploy "_site" \
            --project-name "$CF_PAGES_PROJECT" \
            --account-id "$CLOUDFLARE_ACCOUNT_ID" \
            --branch "$BRANCH_NAME"
        # CIでのwrangler deploy手順に準拠。:contentReference[oaicite:9]{index=9}