name: Release Plugins

on:
  push:
    tags:
      - 'v*'

jobs:
  release:
    name: Package & Release
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      # ── Determine the release tag ─────────────────────────────────────────
      - name: Determine release tag
        id: tag
        run: echo "tag=${GITHUB_REF#refs/tags/}" >> "$GITHUB_OUTPUT"

      # ── Build ZIP archives ────────────────────────────────────────────────
      - name: Create plugin ZIPs
        run: |
          TAG="${{ steps.tag.outputs.tag }}"
          mkdir -p dist

          # Full suite ZIP (LocalFlowPlugins + FlowHelpers)
          zip -r "dist/Tdarr-plugins-${TAG}.zip" \
            LocalFlowPlugins/ \
            FlowHelpers/ \
            -x "*.git*"

          # Individual plugin ZIPs (one per plugin folder)
          for dir in LocalFlowPlugins/*/*/1.0.0; do
            plugin_name=$(echo "$dir" | awk -F'/' '{print $(NF-1)}')
            zip -j "dist/${plugin_name}-${TAG}.zip" "$dir/index.js"
          done

          echo "=== Built assets ==="
          ls -lh dist/

      # ── Gitea release via REST API ────────────────────────────────────────
      # github.server_url can be empty on some self-hosted runners, so we
      # derive it from GITHUB_SERVER_URL env var with a hardcoded fallback.
      - name: Publish Gitea release
        env:
          GITEA_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          TAG="${{ steps.tag.outputs.tag }}"

          # Resolve base URL: env var → context → hardcoded fallback
          BASE_URL="${GITHUB_SERVER_URL:-${{ github.server_url }}}"
          BASE_URL="${BASE_URL:-https://git.cdtech.freeddns.org}"
          REPO="${GITHUB_REPOSITORY:-${{ github.repository }}}"

          API="${BASE_URL}/api/v1/repos/${REPO}"
          AUTH="Authorization: token ${GITEA_TOKEN}"

          IS_PRERELEASE="false"
          [[ "${TAG}" == "latest" ]] && IS_PRERELEASE="true"

          RELEASE_BODY="## Tdarr Plugins ${TAG}\n\nInstall the full suite:\n\`\`\`bash\ncurl -fsSL ${BASE_URL}/${REPO}/archive/main.zip -o /tmp/tp.zip\nunzip -q -o /tmp/tp.zip -d /tmp/tpx\ncp -r /tmp/tpx/Tdarr-plugin/LocalFlowPlugins \${PLUGIN_DIR}/\ncp -r /tmp/tpx/Tdarr-plugin/FlowHelpers \${PLUGIN_DIR}/\nrm -rf /tmp/tp.zip /tmp/tpx\n\`\`\`\n\nSee [README](${BASE_URL}/${REPO}) for full docs."

          echo "=== API endpoint: ${API} ==="
          echo "=== Repo: ${REPO} ==="

          # ── 1. Check for existing release with this tag ──────────────────
          echo "Looking up existing release for tag '${TAG}'..."
          EXISTING=$(curl -sf -H "$AUTH" "${API}/releases/tags/${TAG}" 2>/dev/null || echo "")
          RELEASE_ID=$(echo "$EXISTING" | python3 -c "import sys,json; d=json.load(sys.stdin); print(d.get('id',''))" 2>/dev/null || true)

          if [[ -n "$RELEASE_ID" ]]; then
            echo "Found release id=${RELEASE_ID} — removing old assets..."

            # Delete all existing assets
            ASSETS=$(curl -sf -H "$AUTH" "${API}/releases/${RELEASE_ID}/assets" || echo "[]")
            echo "$ASSETS" | python3 -c "
          import sys, json
          assets = json.load(sys.stdin)
          for a in assets:
              print(a['id'])
          " 2>/dev/null | while read -r asset_id; do
              echo "  Deleting asset id=${asset_id}"
              curl -sf -X DELETE -H "$AUTH" "${API}/releases/${RELEASE_ID}/assets/${asset_id}" \
                && echo "  ✓ deleted" || echo "  ✗ delete failed (ignored)"
            done

            # Patch release name/body
            curl -sf -X PATCH -H "$AUTH" -H "Content-Type: application/json" \
              "${API}/releases/${RELEASE_ID}" \
              -d "{\"name\":\"Tdarr Plugins ${TAG}\",\"body\":\"${RELEASE_BODY}\",\"prerelease\":${IS_PRERELEASE}}" \
              > /dev/null && echo "Release updated."

          else
            echo "No existing release — creating one..."

            # Ensure the lightweight tag exists on the repo
            git tag "${TAG}" 2>/dev/null || echo "Tag already exists."
            git push origin "${TAG}" 2>/dev/null || echo "Tag push skipped (may already exist)."

            RESPONSE=$(curl -sf -X POST -H "$AUTH" -H "Content-Type: application/json" \
              "${API}/releases" \
              -d "{
                \"tag_name\":   \"${TAG}\",
                \"name\":       \"Tdarr Plugins ${TAG}\",
                \"body\":       \"${RELEASE_BODY}\",
                \"prerelease\": ${IS_PRERELEASE},
                \"draft\":      false
              }")

            RELEASE_ID=$(echo "$RESPONSE" | python3 -c "import sys,json; d=json.load(sys.stdin); print(d.get('id',''))" 2>/dev/null || true)
            echo "Created release id=${RELEASE_ID}"
          fi

          if [[ -z "$RELEASE_ID" ]]; then
            echo "ERROR: Could not determine release ID. Aborting asset upload."
            exit 1
          fi

          # ── 2. Upload all assets ─────────────────────────────────────────
          echo ""
          echo "Uploading assets to release id=${RELEASE_ID}..."
          for asset in dist/*.zip; do
            filename=$(basename "$asset")
            echo "  Uploading ${filename}..."
            curl -sf -X POST \
              -H "$AUTH" \
              -F "attachment=@${asset};type=application/zip" \
              "${API}/releases/${RELEASE_ID}/assets?name=${filename}" \
              > /dev/null \
              && echo "  ✓ ${filename}" \
              || { echo "  ✗ Failed: ${filename}"; exit 1; }
          done

          echo ""
          echo "✅ Release complete: ${BASE_URL}/${REPO}/releases/tag/${TAG}"