name: Build and Deploy

on:
  push:
    branches:
      - main
  workflow_dispatch:

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.13'
          
      - name: Install build dependencies
        run: |
          python -m pip install --upgrade pip
          pip install build hatch hatch-requirements-txt
      
      - name: Compute SemVer (X.Y.Z) for this run
        id: version
        shell: bash
        run: |
          set -euo pipefail

          BASE="${{ vars.VERSION_BASE }}"

          # Try a few common CI run number env vars; fall back to timestamp.
          RUN_NO="${GITHUB_RUN_NUMBER:-${CI_PIPELINE_IID:-${CI_RUN_NUMBER:-}}}"
          if [[ -z "${RUN_NO}" ]]; then
            # UTC timestamp as integer to keep it numeric (SemVer patch must be numeric)
            RUN_NO="$(date -u +%Y%m%d%H%M%S)"
          fi

          VERSION="${BASE}.${RUN_NO}"

          echo "BASE=$BASE"
          echo "RUN_NO=$RUN_NO"
          echo "VERSION=$VERSION"

          echo "HATCH_VERSION=$VERSION" >> "$GITHUB_ENV"

      - name: Build package
        run: |
          python -m build
          
      - name: Set up Gitea package registry authentication
        run: |
          echo "[distutils]" > ~/.pypirc
          echo "index-servers = gitea" >> ~/.pypirc
          echo "[gitea]" >> ~/.pypirc
          echo "repository = https://git.mydatapath.com/api/packages/datapath/pypi" >> ~/.pypirc
          echo "username = ${{ secrets.DPGITEA_USERNAME }}" >> ~/.pypirc
          echo "password = ${{ secrets.DPGITEA_TOKEN }}" >> ~/.pypirc
          
      - name: Upload package to Gitea repository
        run: |
          pip install twine
          echo "Uploading package version ${{ steps.version.outputs.version }} to Gitea repository"
          twine upload --repository gitea dist/* || { echo "Upload failed. Check credentials and repository settings."; exit 1; }
          
      - name: Verify upload
        run: |
          echo "Package version ${{ steps.version.outputs.version }} successfully uploaded to Gitea repository"