auto-release.yml

name: Auto Release

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: write

jobs:
  create-release:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Get tag name
        id: get_tag
        shell: bash
        run: echo "TAG=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT

      - name: Get base version
        id: get_base_version
        shell: bash
        run: |
          BASE_VERSION=$(echo "${{ steps.get_tag.outputs.TAG }}" | cut -d. -f1)
          echo "BASE_VERSION=${BASE_VERSION}" >> $GITHUB_OUTPUT

      - name: Get previous tag
        id: get_previous_tag
        shell: bash
        run: |
          PREVIOUS_TAG=$(git describe --tags --abbrev=0 "${{ steps.get_tag.outputs.TAG }}"^ || echo "")
          echo "PREVIOUS_TAG=${PREVIOUS_TAG}" >> $GITHUB_OUTPUT

      - name: Generate changelog
        id: generate_changelog
        shell: bash
        run: |
          if [ -n "${{ steps.get_previous_tag.outputs.PREVIOUS_TAG }}" ]; then
            CHANGELOG=$(git log --pretty=format:"- %s" "${{ steps.get_previous_tag.outputs.PREVIOUS_TAG }}..${{ steps.get_tag.outputs.TAG }}")
          else
            CHANGELOG=$(git log --pretty=format:"- %s" "${{ steps.get_tag.outputs.TAG }}")
          fi
          echo "CHANGELOG<<EOF" >> $GITHUB_OUTPUT
          echo "$CHANGELOG" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Create or update base version tag
        shell: bash
        run: |
          git config user.name "${{ github.actor }}"
          git config user.email "${{ github.actor }}@users.noreply.github.com"
          git tag -f "${{ steps.get_base_version.outputs.BASE_VERSION }}" "${GITHUB_SHA}"
          git push origin --force "${{ steps.get_base_version.outputs.BASE_VERSION }}"

      - name: Create or Update Base Release
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const baseVersion = `${{ steps.get_base_version.outputs.BASE_VERSION }}`;
            const fullVersion = `${{ steps.get_tag.outputs.TAG }}`;
            const changelog = `${{ steps.generate_changelog.outputs.CHANGELOG }}`;
            const owner = context.repo.owner;
            const repo = context.repo.repo;
            const tagName = baseVersion;

            try {
              // Try to get the existing release
              const { data: release } = await github.rest.repos.getReleaseByTag({
                owner,
                repo,
                tag: tagName
              });

              // If it exists, update it
              await github.rest.repos.updateRelease({
                owner,
                repo,
                release_id: release.id,
                tag_name: tagName,
                name: `Base Release ${baseVersion}`,
                body: `This is the base release for ${baseVersion}. Latest version: ${fullVersion}\n\nChangelog:\n${changelog}`,
                draft: false,
                prerelease: false
              });
            } catch (error) {
              if (error.status === 404) {
                // If it doesn't exist, create it
                await github.rest.repos.createRelease({
                  owner,
                  repo,
                  tag_name: tagName,
                  name: `Base Release ${baseVersion}`,
                  body: `This is the base release for ${baseVersion}. Latest version: ${fullVersion}\n\nChangelog:\n${changelog}`,
                  draft: false,
                  prerelease: false
                });
              } else {
                throw error;
              }
            }

      - name: Create Full Version Release
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ steps.get_tag.outputs.TAG }}
          name: Release ${{ steps.get_tag.outputs.TAG }}
          body: |
            Changes in this Release:
            ${{ steps.generate_changelog.outputs.CHANGELOG }}
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}