main.yml

# Based on the workflows of:
# https://github.com/League-of-Foundry-Developers/FoundryVTT-Module-Template and
# https://github.com/pwatson100/alienrpg
name: Release Creation

env:
  # The URL used for the system's "Project URL" link on FoundryVTT's website.
  project_url: "https://github.com/${{github.repository}}"

  # A URL that will always point to the latest manifest.
  # FoundryVTT uses this URL to check whether the current system version that
  # is installed is the latest version. This URL should NOT change,
  # otherwise FoundryVTT won't be able to perform this check.
  latest_manifest_url: "https://github.com/${{github.repository}}/releases/latest/download/system.json"

  # The URL to the system archive associated with the system release being
  # processed by this workflow.
  release_system_url: "https://github.com/${{github.repository}}/releases/download/${{github.event.release.tag_name}}/system.zip"


on:
  release:
    types: [published]

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v3

      # Extract version embedded in the tag.
      # This step expects the tag to be one of the following formats:
      #   - "v<major>.<minor>.<patch>" (e.g., "v1.2.3")
      #   - "<major>.<minor>.<patch>"  (e.g., "1.2.3")
      #
      # The version will be used by later steps to fill in the value for the
      # "version" key required for a valid system manifest.
      - name: Extract Version From Tag
        id: get_version
        uses: battila7/get-version-action@v2


      # Modify "system.json" with values specific to the release.
      # Since the values for the "version" and "url" keys aren't known ahead of
      # time, the manifest file in the repository is updated with these values.
      #
      # While this does modify the manifest file in-place, the changes are not
      # commited to the repository, and only exist in the action's filesystem.
      - name: Modify system Manifest With Release-Specific Values
        id: sub_manifest_link_version
        uses: cschleiden/replace-tokens@v1
        with:
          files: 'system.json'
        env:
          VERSION: ${{steps.get_version.outputs.version-without-v}}
          URL: ${{ env.project_url }}
          MANIFEST: ${{ env.latest_manifest_url }}
          DOWNLOAD: ${{ env.release_system_url }}

      # create a zip file with all files required by the system to add to the release
      - run: zip -r ./system.zip system.json template.json README.md LICENSE templates/ module/ lang/ css/ assets/

      # Create a release for this specific version
      - name: Update Release with Files
        id: create_version_release
        uses: ncipollo/release-action@v1
        with:
          allowUpdates: true # set this to false if you want to prevent updating existing releases
          name: ${{ github.event.release.name }}
          draft: false
          prerelease: false
          token: ${{ secrets.GITHUB_TOKEN }}
          artifacts: "./system.json, ./system.zip"
          tag: ${{ github.event.release.tag_name }}
          body: ${{ github.event.release.body }}