publish-java-plugin.yml

name: Build & Publish Java Plugin

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      version:
        description: Version number to publish. Defaults to the ref name.
        required: false

jobs:
  build-and-publish:
    runs-on: ubuntu-latest
    env:
      MODTALE_API_URL: ${{ vars.MODTALE_API_URL || 'https://api.modtale.net/api/v1' }}
      MODTALE_PROJECT_ID: ${{ vars.MODTALE_PROJECT_ID || '123e4567-e89b-12d3-a456-426614174000' }}
      MODTALE_GAME_VERSIONS: ${{ vars.MODTALE_GAME_VERSIONS || '2026.01.17-4b0f30090' }}
      MODTALE_CHANNEL: ${{ vars.MODTALE_CHANNEL || 'RELEASE' }}
      MODTALE_DEPENDENCIES: ${{ vars.MODTALE_DEPENDENCIES }}
      MODTALE_INCOMPATIBLE_PROJECTS: ${{ vars.MODTALE_INCOMPATIBLE_PROJECTS }}
      MODTALE_REPLACE_EXISTING: ${{ vars.MODTALE_REPLACE_EXISTING || 'false' }}
      MODTALE_PUBLISH_AFTER_UPLOAD: ${{ vars.MODTALE_PUBLISH_AFTER_UPLOAD || 'false' }}
      RELEASE_BODY: ${{ github.event.release.body }}
      RELEASE_TAG: ${{ github.event.release.tag_name }}
      VERSION_INPUT: ${{ inputs.version }}

    steps:
      - uses: actions/checkout@v4

      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          java-version: '21'
          distribution: 'temurin'

      - name: Set up Gradle
        uses: gradle/actions/setup-gradle@v4
        with:
          gradle-version: current

      - name: Build with Gradle
        run: gradle -p gradle-plugin build

      - name: Upload to Modtale
        shell: bash
        run: |
          set -euo pipefail

          if [[ -z "${MODTALE_PROJECT_ID}" || "${MODTALE_PROJECT_ID}" == "123e4567-e89b-12d3-a456-426614174000" ]]; then
            echo "::error::Set the MODTALE_PROJECT_ID repository variable before publishing."
            exit 1
          fi

          VERSION="${VERSION_INPUT:-${RELEASE_TAG:-${GITHUB_REF_NAME}}}"
          VERSION="${VERSION#v}"
          JAR_PATH="$(find gradle-plugin/build/libs -name '*-plain.jar' -prune -o -name '*.jar' -print | head -n 1)"
          CHANGELOG_FILE="${RUNNER_TEMP}/modtale-changelog.md"

          {
            echo "Automated release from GitHub Actions."
            if [[ -n "${RELEASE_BODY:-}" ]]; then
              echo
              printf '%s\n' "${RELEASE_BODY}"
            fi
          } > "${CHANGELOG_FILE}"

          form=(
            -F "file=@${JAR_PATH}"
            -F "versionNumber=${VERSION}"
            -F "channel=${MODTALE_CHANNEL}"
            -F "changelog=<${CHANGELOG_FILE};type=text/markdown"
          )

          append_csv_field() {
            local field="$1"
            local csv="$2"
            IFS=',' read -ra values <<< "${csv}"
            for value in "${values[@]}"; do
              value="$(echo "${value}" | xargs)"
              if [[ -n "${value}" ]]; then
                form+=(-F "${field}=${value}")
              fi
            done
          }

          append_csv_field "gameVersions" "${MODTALE_GAME_VERSIONS}"
          append_csv_field "modIds" "${MODTALE_DEPENDENCIES:-}"
          append_csv_field "incompatibleProjectIds" "${MODTALE_INCOMPATIBLE_PROJECTS:-}"

          if [[ "${MODTALE_REPLACE_EXISTING,,}" == "true" ]]; then
            form+=(-F "replaceExisting=true")
          fi

          curl --fail-with-body -X POST "${MODTALE_API_URL%/}/projects/${MODTALE_PROJECT_ID}/versions" \
            -H "X-MODTALE-KEY: ${{ secrets.MODTALE_API_KEY }}" \
            "${form[@]}"

          if [[ "${MODTALE_PUBLISH_AFTER_UPLOAD,,}" == "true" ]]; then
            curl --fail-with-body -X POST "${MODTALE_API_URL%/}/projects/${MODTALE_PROJECT_ID}/publish" \
              -H "X-MODTALE-KEY: ${{ secrets.MODTALE_API_KEY }}"
          fi