name: Sidecar Release

on:
  push:
    branches: [main]
    paths:
      - 'client/**'
      - 'server/**'
      - 'backend/**'
      - 'pyproject.toml'
      - 'local-transcription-headless.spec'
  workflow_dispatch:

jobs:
  test:
    name: Run Tests
    if: "!contains(github.event.head_commit.message, '[skip ci]')"
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install uv
        run: |
          curl -LsSf https://astral.sh/uv/install.sh | sh
          echo "$HOME/.local/bin" >> $GITHUB_PATH

      - name: Python tests
        run: |
          uv venv .testvenv
          VIRTUAL_ENV=.testvenv uv pip install pytest httpx pytest-asyncio anyio fastapi pydantic pyyaml uvicorn requests
          .testvenv/bin/python -m pytest backend/tests/ client/tests/ -v --tb=short

  bump-sidecar-version:
    name: Bump sidecar version and tag
    needs: test
    if: "!contains(github.event.head_commit.message, '[skip ci]')"
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.bump.outputs.version }}
      tag: ${{ steps.bump.outputs.tag }}
      has_changes: ${{ steps.check_changes.outputs.has_changes }}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 2

      - name: Check for backend changes
        id: check_changes
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            echo "has_changes=true" >> $GITHUB_OUTPUT
            exit 0
          fi
          CHANGED=$(git diff --name-only HEAD~1 HEAD -- client/ server/ backend/ pyproject.toml local-transcription-headless.spec 2>/dev/null || echo "")
          if [ -n "$CHANGED" ]; then
            echo "has_changes=true" >> $GITHUB_OUTPUT
            echo "Backend changes detected: $CHANGED"
          else
            echo "has_changes=false" >> $GITHUB_OUTPUT
            echo "No backend changes detected, skipping sidecar build"
          fi

      - name: Configure git
        if: steps.check_changes.outputs.has_changes == 'true'
        run: |
          git config user.name "Gitea Actions"
          git config user.email "actions@gitea.local"

      - name: Bump sidecar patch version
        if: steps.check_changes.outputs.has_changes == 'true'
        id: bump
        run: |
          CURRENT=$(grep '^version = ' pyproject.toml | head -1 | sed 's/version = "\(.*\)"/\1/')
          echo "Current sidecar version: ${CURRENT}"

          MAJOR=$(echo "${CURRENT}" | cut -d. -f1)
          MINOR=$(echo "${CURRENT}" | cut -d. -f2)
          PATCH=$(echo "${CURRENT}" | cut -d. -f3)
          NEW_PATCH=$((PATCH + 1))
          NEW_VERSION="${MAJOR}.${MINOR}.${NEW_PATCH}"
          echo "New sidecar version: ${NEW_VERSION}"

          sed -i "s/^version = \"${CURRENT}\"/version = \"${NEW_VERSION}\"/" pyproject.toml

          echo "version=${NEW_VERSION}" >> $GITHUB_OUTPUT
          echo "tag=sidecar-v${NEW_VERSION}" >> $GITHUB_OUTPUT

      - name: Commit and tag
        if: steps.check_changes.outputs.has_changes == 'true'
        env:
          BUILD_TOKEN: ${{ secrets.BUILD_TOKEN }}
        run: |
          NEW_VERSION="${{ steps.bump.outputs.version }}"
          TAG="${{ steps.bump.outputs.tag }}"
          git add pyproject.toml
          git commit -m "chore: bump sidecar version to ${NEW_VERSION} [skip ci]"
          git tag "${TAG}"

          REMOTE_URL=$(git remote get-url origin | sed "s|://|://gitea-actions:${BUILD_TOKEN}@|")
          git pull --rebase "${REMOTE_URL}" main || true
          git push "${REMOTE_URL}" HEAD:main
          git push "${REMOTE_URL}" "${TAG}"

      - name: Create Gitea release
        if: steps.check_changes.outputs.has_changes == 'true'
        env:
          BUILD_TOKEN: ${{ secrets.BUILD_TOKEN }}
        run: |
          REPO_API="${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}"
          TAG="${{ steps.bump.outputs.tag }}"
          VERSION="${{ steps.bump.outputs.version }}"
          RELEASE_NAME="Sidecar v${VERSION}"

          curl -s -X POST \
            -H "Authorization: token ${BUILD_TOKEN}" \
            -H "Content-Type: application/json" \
            -d "{\"tag_name\": \"${TAG}\", \"name\": \"${RELEASE_NAME}\", \"body\": \"Automated sidecar build.\", \"draft\": false, \"prerelease\": false}" \
            "${REPO_API}/releases"
          echo "Created release: ${RELEASE_NAME}"

      - name: Trigger per-OS sidecar builds
        if: steps.check_changes.outputs.has_changes == 'true'
        env:
          BUILD_TOKEN: ${{ secrets.BUILD_TOKEN }}
        run: |
          REPO_API="${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}"
          TAG="${{ steps.bump.outputs.tag }}"

          for workflow in build-sidecar-linux.yml build-sidecar-windows.yml build-sidecar-macos.yml; do
            echo "Dispatching ${workflow} for ${TAG}..."
            HTTP_CODE=$(curl -s -o /dev/null -w "%{http_code}" -X POST \
              -H "Authorization: token ${BUILD_TOKEN}" \
              -H "Content-Type: application/json" \
              -d "{\"ref\": \"main\", \"inputs\": {\"tag\": \"${TAG}\"}}" \
              "${REPO_API}/actions/workflows/${workflow}/dispatches")
            echo "  -> HTTP ${HTTP_CODE}"
          done

      - name: Clean up old sidecar releases
        if: steps.check_changes.outputs.has_changes == 'true'
        env:
          BUILD_TOKEN: ${{ secrets.BUILD_TOKEN }}
        run: |
          REPO_API="${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}"
          KEEP=2

          echo "Cleaning up old sidecar releases (keeping latest ${KEEP})..."

          # Get all sidecar releases (sidecar-v* tags)
          RELEASES=$(curl -s -H "Authorization: token ${BUILD_TOKEN}" \
            "${REPO_API}/releases?limit=50" | jq -c '[.[] | select(.tag_name | startswith("sidecar-v"))]')

          TOTAL=$(echo "$RELEASES" | jq 'length')
          echo "Found ${TOTAL} sidecar releases"

          if [ "$TOTAL" -le "$KEEP" ]; then
            echo "Nothing to clean up"
            exit 0
          fi

          # Skip the newest KEEP releases, delete the rest
          echo "$RELEASES" | jq -c ".[$KEEP:][]" | while read -r release; do
            ID=$(echo "$release" | jq -r '.id')
            TAG=$(echo "$release" | jq -r '.tag_name')

            echo "  Deleting sidecar release ${TAG} (ID: ${ID})..."
            curl -s -X DELETE -H "Authorization: token ${BUILD_TOKEN}" \
              "${REPO_API}/releases/${ID}"
            # Keep the git tag -- only delete the release (assets).
            # Deleting tags breaks builds that haven't checked out yet.
          done
          echo "Cleanup complete"