name: publish-hangar

on:
  release:
    types:
      - 'released'
  workflow_dispatch:
    inputs:
      tag_name:
        description: 'The tag name of the release to publish'
        required: true
        type: string

jobs:
  publish:
    runs-on: ubuntu-latest

    permissions:
      contents: read

    env:
      TAG_NAME: ${{ github.event.release.tag_name || inputs.tag_name }}

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

      - name: Download release assets
        run: gh release download "${TAG_NAME}"
        env:
          GITHUB_TOKEN: ${{ github.token }}

      - name: Publish to Hangar
        run: |
          echo 'Extract release notes'
          changelog=$(scripts/extract-release-notes -f hangar "${TAG_NAME}")

          echo 'Create version upload file'
          cat << EOF > version-upload.jq
          {
            version: \$version,
            channel: "Release",
            description: \$changelog,
            platformDependencies: {
              "PAPER": [
                "1.13.x",
                "1.14.x",
                "1.15.x",
                "1.16.x",
                "1.17.x",
                "1.18.x",
                "1.19.x",
                "1.20.x"
              ]
            },
            pluginDependencies: {},
            files: [ 
              { platforms: ["PAPER"] }
            ]
          }
          EOF

          jq -c -n \
            --arg version "${TAG_NAME}" \
            --arg changelog "${changelog}" \
            -f version-upload.jq \
            > version-upload.json

          echo 'Authenticate with Hangar'
          base_url='https://hangar.papermc.io/api/v1'
          key=${{ secrets.HANGAR_TOKEN }}
          jwt=$(curl -s -X POST "${base_url}/authenticate?apiKey=${key}" | jq -r '.token')

          echo 'Publish build to Hangar'
          project_slug='MobArena'
          curl -s -X POST "${base_url}/projects/${project_slug}/upload" \
            -H "Authorization: ${jwt}" \
            -F 'versionUpload=<version-upload.json;type=application/json' \
            -F "files=@MobArena-${TAG_NAME}.jar"