release.yml

name: Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Version to release (e.g., v0.2.2)'
        required: true
        type: string

permissions:
  contents: write
  pull-requests: write

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          fetch-depth: 0  # Fetch all history for changelog generation

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2
        with:
          bun-version: latest

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

      - name: Lint
        run: bun lint

      - name: Build
        run: bun run build

      - name: Verify build output
        run: |
          if [ ! -f dynamic-weather-card.js ]; then
            echo "Build failed: dynamic-weather-card.js not found"
            exit 1
          fi
          echo "Build successful: $(wc -l < dynamic-weather-card.js) lines"

      - name: Get version from tag or input
        id: version
        run: |
          if [ "${{ github.event_name }}" == "workflow_dispatch" ]; then
            echo "version=${{ inputs.version }}" >> $GITHUB_OUTPUT
            echo "tag=${{ inputs.version }}" >> $GITHUB_OUTPUT
          else
            echo "version=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
            echo "tag=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
          fi

      - name: Generate Changelog
        id: changelog
        run: |
          # Get the previous tag
          PREV_TAG=$(git describe --tags --abbrev=0 HEAD^ 2>/dev/null || echo "")
          CURRENT_TAG="${{ steps.version.outputs.tag }}"

          echo "Generating changelog from ${PREV_TAG} to ${CURRENT_TAG}"

          # Generate changelog from commits
          if [ -z "$PREV_TAG" ]; then
            # First release - get all commits
            COMMITS=$(git log --pretty=format:"- %s (%h)" --no-merges)
          else
            # Get commits since last tag
            COMMITS=$(git log ${PREV_TAG}..HEAD --pretty=format:"- %s (%h)" --no-merges)
          fi

          # Categorize commits
          FEATURES=$(echo "$COMMITS" | grep -E "^- (feat|feature):" || echo "")
          FIXES=$(echo "$COMMITS" | grep -E "^- (fix|bugfix):" || echo "")
          DOCS=$(echo "$COMMITS" | grep -E "^- docs?:" || echo "")
          CHORES=$(echo "$COMMITS" | grep -E "^- (chore|build|ci):" || echo "")
          OTHERS=$(echo "$COMMITS" | grep -vE "^- (feat|feature|fix|bugfix|docs?|chore|build|ci):" || echo "")

          # Build changelog
          CHANGELOG="## What's Changed"$'\n'$'\n'

          if [ -n "$FEATURES" ]; then
            CHANGELOG+="### ✨ Features"$'\n'
            CHANGELOG+="$FEATURES"$'\n'$'\n'
          fi

          if [ -n "$FIXES" ]; then
            CHANGELOG+="### 🐛 Bug Fixes"$'\n'
            CHANGELOG+="$FIXES"$'\n'$'\n'
          fi

          if [ -n "$DOCS" ]; then
            CHANGELOG+="### 📚 Documentation"$'\n'
            CHANGELOG+="$DOCS"$'\n'$'\n'
          fi

          if [ -n "$CHORES" ]; then
            CHANGELOG+="### 🔧 Chores & Maintenance"$'\n'
            CHANGELOG+="$CHORES"$'\n'$'\n'
          fi

          if [ -n "$OTHERS" ]; then
            CHANGELOG+="### Other Changes"$'\n'
            CHANGELOG+="$OTHERS"$'\n'$'\n'
          fi

          # Add compare link if there's a previous tag
          if [ -n "$PREV_TAG" ]; then
            CHANGELOG+="**Full Changelog**: https://github.com/${{ github.repository }}/compare/${PREV_TAG}...${CURRENT_TAG}"
          fi

          # Save to file for release notes
          echo "$CHANGELOG" > /tmp/changelog.md

          # Output for GitHub Actions (escape newlines)
          echo "changelog<<EOF" >> $GITHUB_OUTPUT
          echo "$CHANGELOG" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Update CHANGELOG.md
        run: |
          CURRENT_TAG="${{ steps.version.outputs.tag }}"
          RELEASE_DATE=$(date +%Y-%m-%d)

          # Create or update CHANGELOG.md
          if [ ! -f CHANGELOG.md ]; then
            echo "# Changelog" > CHANGELOG.md
            echo "" >> CHANGELOG.md
            echo "All notable changes to this project will be documented in this file." >> CHANGELOG.md
            echo "" >> CHANGELOG.md
          fi

          # Add new release section at the top (after the header)
          {
            head -n 3 CHANGELOG.md
            echo ""
            echo "## [${CURRENT_TAG}] - ${RELEASE_DATE}"
            echo ""
            cat /tmp/changelog.md
            echo ""
            tail -n +4 CHANGELOG.md
          } > CHANGELOG.tmp && mv CHANGELOG.tmp CHANGELOG.md

      - name: Commit CHANGELOG.md
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add CHANGELOG.md
          git commit -m "docs: update CHANGELOG.md for ${{ steps.version.outputs.tag }}" || echo "No changes to commit"
          git push origin HEAD:main || echo "Could not push to main"

      - name: Create or Update Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.version.outputs.tag }}
          name: Release ${{ steps.version.outputs.tag }}
          body: ${{ steps.changelog.outputs.changelog }}
          files: dynamic-weather-card.js
          draft: false
          prerelease: false
          make_latest: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}