name: release

"on":
  push:
    tags:
      - "v*.*.*"
  workflow_dispatch:

permissions:
  contents: write

jobs:
  linux-amd64:
    runs-on: [self-hosted, linux, arch, homelab]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Build release binary
        shell: bash
        run: cargo build --release --locked

      - name: Package artifact
        shell: bash
        run: |
          tag="${GITHUB_REF##*/}"
          version="${tag#v}"
          mkdir -p dist
          cp target/release/gosleep-timer dist/gosleep-timer
          tar -C dist -czf "dist/gosleep-timer-${version}-linux-amd64.tar.gz" gosleep-timer
          sha256sum "dist/gosleep-timer-${version}-linux-amd64.tar.gz" > "dist/gosleep-timer-${version}-linux-amd64.tar.gz.sha256"

      - name: Create Gitea release
        id: release
        shell: bash
        run: |
          tag="${GITHUB_REF##*/}"
          release_url="${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}/releases"
          existing="$(curl -fsS \
            "${release_url}/tags/${tag}" \
            -H "Authorization: token ${GITEA_TOKEN}" || true)"
          release_id="$(printf '%s' "$existing" | jq -r '.id // empty')"

          if [ -z "$release_id" ]; then
            body="$(cat <<EOF
          Release ${tag}

          See CHANGELOG.md for notable changes.
          EOF
            )"
            payload="$(jq -n \
              --arg tag "${tag}" \
              --arg commit "${GITHUB_SHA}" \
              --arg name "gosleep-timer ${tag}" \
              --arg body "$body" \
              '{tag_name: $tag, target_commitish: $commit, name: $name, body: $body, draft: false, prerelease: false}')"
            response="$(curl -fsS \
              -X POST "${release_url}" \
              -H "Authorization: token ${GITEA_TOKEN}" \
              -H "Content-Type: application/json" \
              -d "$payload")"
            release_id="$(printf '%s' "$response" | jq -r '.id')"
          fi

          test -n "$release_id" && test "$release_id" != "null"
          echo "release_id=${release_id}" >> "$GITHUB_OUTPUT"

      - name: Upload Gitea release assets
        shell: bash
        run: |
          release_id="${{ steps.release.outputs.release_id }}"
          for asset in dist/*.tar.gz dist/*.sha256; do
            name="$(basename "$asset")"
            release="$(curl -fsS \
              "${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}/releases/${release_id}" \
              -H "Authorization: token ${GITEA_TOKEN}")"
            asset_id="$(printf '%s' "$release" | jq -r --arg name "$name" '.assets[]? | select(.name == $name) | .id' | head -n 1)"
            if [ -n "$asset_id" ]; then
              curl -fsS \
                -X DELETE "${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}/releases/${release_id}/assets/${asset_id}" \
                -H "Authorization: token ${GITEA_TOKEN}"
            fi
            curl -fsS \
              -X POST "${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}/releases/${release_id}/assets?name=${name}" \
              -H "Authorization: token ${GITEA_TOKEN}" \
              -F "attachment=@${asset}"
          done

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: gosleep-timer-linux-amd64
          path: dist/*