name: Release Obsidian plugin

on:
  push:
    branches:
      - master

jobs:
  release:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      id-token: write
      attestations: write
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Read version from manifest
        id: version
        run: echo "version=$(node -p "require('./manifest.json').version")" >> $GITHUB_OUTPUT

      - name: Check if release already exists
        id: check
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          if gh release view "${{ steps.version.outputs.version }}" &>/dev/null; then
            echo "exists=true" >> $GITHUB_OUTPUT
          else
            echo "exists=false" >> $GITHUB_OUTPUT
          fi
          if git ls-remote --tags origin "${{ steps.version.outputs.version }}" | grep -q .; then
            echo "tag_exists=true" >> $GITHUB_OUTPUT
          else
            echo "tag_exists=false" >> $GITHUB_OUTPUT
          fi

      - name: Use Node.js
        if: steps.check.outputs.exists == 'false'
        uses: actions/setup-node@v4
        with:
          node-version: "lts/*"
          cache: "npm"

      - name: Install dependencies
        if: steps.check.outputs.exists == 'false'
        run: npm ci

      - name: Run tests
        if: steps.check.outputs.exists == 'false'
        run: npm test

      - name: Build plugin
        if: steps.check.outputs.exists == 'false'
        run: npm run build

      - name: Attest build provenance
        if: steps.check.outputs.exists == 'false'
        uses: actions/attest-build-provenance@v2
        with:
          subject-path: |
            main.js
            styles.css

      - name: Tag and create release
        if: steps.check.outputs.exists == 'false'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          version="${{ steps.version.outputs.version }}"
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          if [ "${{ steps.check.outputs.tag_exists }}" != "true" ]; then
            git tag -a "$version" -m "$version"
            git push origin "$version"
          fi
          gh release create "$version" \
            --title="$version" \
            --generate-notes \
            main.js manifest.json styles.css