weekly-release.yml

name: Weekly Release

on:
  schedule:
    # Run every Sunday at 2 AM UTC
    - cron: '0 2 * * 0'
  workflow_dispatch:
    inputs:
      force_release:
        description: 'Force release even if no changes since last release'
        required: false
        type: boolean
        default: false

permissions:
  contents: write

concurrency:
  group: release
  cancel-in-progress: false

jobs:
  weekly-release:
    runs-on: ubuntu-latest
    
    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Set up Go
        uses: actions/setup-go@v7
        with:
          go-version-file: 'go.mod'

      - name: Lint library
        uses: golangci/golangci-lint-action@v9
        with:
          version: latest

      - name: Lint CLI
        uses: golangci/golangci-lint-action@v9
        with:
          version: latest
          working-directory: cli

      - name: Check for changes since last release
        id: check-changes
        run: |
          # Get the latest release tag
          latest_tag=$(git tag --sort=-version:refname | head -n 1)
          
          if [[ -z "$latest_tag" ]]; then
            echo "No previous releases found, proceeding with initial release"
            echo "has_changes=true" >> $GITHUB_OUTPUT
            echo "latest_tag=" >> $GITHUB_OUTPUT
          else
            echo "Latest release tag: $latest_tag"
            echo "latest_tag=$latest_tag" >> $GITHUB_OUTPUT
            
            # Check if there are commits since the last tag
            commits_since_tag=$(git rev-list --count $latest_tag..HEAD)
            
            if [ "$commits_since_tag" -gt 0 ]; then
              echo "Found $commits_since_tag commits since last release"
              echo "has_changes=true" >> $GITHUB_OUTPUT
              
              # Show what changed
              echo "Changes since $latest_tag:"
              git log --oneline $latest_tag..HEAD
            else
              echo "No commits since last release"
              echo "has_changes=false" >> $GITHUB_OUTPUT
            fi
          fi

      - name: Check force release flag
        id: should-release
        run: |
          has_changes="${{ steps.check-changes.outputs.has_changes }}"
          force_release="${{ github.event.inputs.force_release }}"
          
          if [ "$has_changes" == "true" ] || [ "$force_release" == "true" ]; then
            echo "should_release=true" >> $GITHUB_OUTPUT
            if [ "$force_release" == "true" ]; then
              echo "🚀 Force release requested"
            else
              echo "📦 Changes detected, proceeding with release"
            fi
          else
            echo "should_release=false" >> $GITHUB_OUTPUT
            echo "⏭️  No changes since last release, skipping"
          fi

      - name: Calculate next version
        if: steps.should-release.outputs.should_release == 'true'
        id: get-version
        run: |
          latest_tag="${{ steps.check-changes.outputs.latest_tag }}"
          
          if [[ -z "$latest_tag" ]]; then
            next="v0.1.0"
            echo "🎉 Initial release version: $next"
          else
            # Extract version numbers (ignore any prerelease suffix, e.g. -rc.1)
            version=${latest_tag#v}
            version=${version%%-*}
            IFS='.' read -r major minor patch <<< "$version"
            
            # Increment minor version for weekly releases
            next="v$major.$((minor+1)).0"
            echo "📈 Version bump: $latest_tag → $next"
          fi
          
          echo "next_tag=$next" >> $GITHUB_OUTPUT
          echo "Previous tag: $latest_tag"
          echo "Next tag: $next"

      - name: Create and push tag
        if: steps.should-release.outputs.should_release == 'true'
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          
          next_tag="${{ steps.get-version.outputs.next_tag }}"
          
          echo "🏷️  Creating tag: $next_tag"
          git tag "$next_tag"
          git push origin "$next_tag"
          echo "✅ Tag created and pushed: $next_tag"

      - name: Checkout the tagged commit
        if: steps.should-release.outputs.should_release == 'true'
        uses: actions/checkout@v7
        with:
          ref: ${{ steps.get-version.outputs.next_tag }}
          fetch-depth: 0

      - name: Run GoReleaser
        if: steps.should-release.outputs.should_release == 'true'
        uses: goreleaser/goreleaser-action@v7
        with:
          distribution: goreleaser
          version: '~> v2'
          args: release --clean
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Log release completion
        if: steps.should-release.outputs.should_release == 'true'
        run: |
          next_tag="${{ steps.get-version.outputs.next_tag }}"
          
          echo "🎉 Weekly release completed successfully!"
          echo ""
          echo "📦 Version: $next_tag"
          echo "🔗 Release: https://github.com/myerscode/aws-meta/releases/tag/$next_tag"
          echo "📚 Documentation: https://pkg.go.dev/github.com/myerscode/aws-meta@$next_tag"
          echo ""
          echo "🚀 Go package is now available:"
          echo "   go get github.com/myerscode/aws-meta@$next_tag"

      - name: Log no release
        if: steps.should-release.outputs.should_release == 'false'
        run: |
          echo "⏭️  No weekly release created"
          echo "📊 No changes detected since last release"
          echo "🔄 Next check will be in one week"
          echo ""
          echo "💡 To force a release, run this workflow manually with force_release=true"