name: "Create Release Tag"

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'The new release tag to create (e.g., v3.8.1)'
        required: true
        type: string
      commit_sha:
        description: 'The short commit SHA from the calcom submodule to use for this release'
        required: true
        type: string

jobs:
  release:
    name: "Tag Release"
    runs-on: "ubuntu-latest"

    steps:
      - name: "Checkout main branch to get starting point"
        uses: "actions/checkout@v4"
        with:
          token: ${{ secrets.TOKEN_GITEA }}
          # We check out main, but will create the release commit off of it
          # without modifying the branch itself.
          ref: 'main' 
          submodules: true

      - name: "Create Release Commit and Tag"
        run: |
          # Configure git user for the commit
          git config user.email "actions@gitea.local"
          git config user.name "Gitea Actions"

          echo "Updating submodule to commit ${{ inputs.commit_sha }}..."
          
          # Navigate into the submodule, fetch latest history, and check out the specific commit.
          # This modifies the submodule's checked-out version in the working directory.
          cd calcom
          git fetch origin
          git checkout ${{ inputs.commit_sha }}
          cd ..

          # Stage the change to the submodule pointer.
          git add calcom

          # Create a NEW commit. This commit is NOT on the main branch.
          # It's a "dangling" commit that only HEAD is pointing to at this moment.
          # The parent of this new commit is the latest commit from 'main'.
          git commit -m "release: Version ${{ inputs.version }} with calcom at ${{ inputs.commit_sha }}"

          # Get the full SHA of the new commit we just created.
          NEW_COMMIT_SHA=$(git rev-parse HEAD)
          echo "Created new release commit: $NEW_COMMIT_SHA"

          echo "Creating and pushing tag ${{ inputs.version }}..."
          
          # Create an annotated tag pointing directly at our new, branchless commit.
          git tag -a "${{ inputs.version }}" -m "Release ${{ inputs.version }}" $NEW_COMMIT_SHA
          
          # Push ONLY the new tag to the repository. Git will automatically send
          # the required commit object ($NEW_COMMIT_SHA) along with the tag.
          git push origin "${{ inputs.version }}"