name: 'yt-dlp Releases'
description: 'Use GitHub CLI & API to retrieve information about `yt-dlp` releases.'

inputs:
  token:
    required: true
    default: ${{ github.token }}
    description: |
      GH_TOKEN for GitHub CLI to use.
      Default: `\$\{\{ github.token \}\}`
  num-releases:
    required: true
    default: '25'
    description: |
      The number of releases to retrieve from the repository.
      Default: 25
  repository_owner:
    required: true
    default: 'yt-dlp'
    description: |
      The name of the user or organization that owns the repository.
      Default: 'yt-dlp'
  repository_name:
    required: true
    default: 'yt-dlp'
    description: |
      Which repository from the owner to search for releases.
      Default: 'yt-dlp'

outputs:
  latest-release:
    value: ${{ steps.set.outputs.latest-release }}
    description: 'The JSON API response for the latest release.'
  releases:
    value: ${{ steps.set.outputs.releases }}
    description: 'Retrieved JSON from the API describing the releases.'

runs:
  using: 'composite'
  steps:
    - name: Retrieve releases
      id: 'set'
      env:
        GH_TOKEN: ${{ inputs.token }}
        GH_API_GQL_RELEASES: '${{ inputs.num-releases }}'
        GH_API_GQL_OWNER: '${{ inputs.repository_owner }}'
        GH_API_GQL_REPO: '${{ inputs.repository_name }}'
      shell: 'bash'
      run: |
        command -v gh > /dev/null ;
        command -v jq > /dev/null ;
        gql_query='query($repo: String!, $owner: String!, $releases: Int!) { repository(owner: $owner, name: $repo) { releases(first: $releases, orderBy: { field: CREATED_AT, direction: DESC }) { nodes { name, createdAt, publishedAt, updatedAt, tagName, url, isDraft, isPrerelease, isLatest, tag { name, target { oid, commitUrl } } } } } }' ;
        gql_jq='[ .data.repository.releases.nodes[] | select((.isDraft or .isPrerelease) | not) | del(.isDraft, .isPrerelease) ]' ;
        mk_delim() { printf -- '"%s_EOF_%d_"' "$1" "${RANDOM}" ; } ;
        open_ml_var() { local f=''\%'s<<'\%'s\n' ; printf -- "${f}" "$2" "$1" ; } ;
        close_ml_var() { local f='%s\n' ; printf -- "${f}" "$1" ; } ;
        {
          var='releases' ;
          delim="$(mk_delim "${var}")" ;
          open_ml_var "${delim}" "${var}" ;
          gh api graphql --cache 12h \
            -F owner="${GH_API_GQL_OWNER}" \
            -F repo="${GH_API_GQL_REPO}" \
            -F releases="${GH_API_GQL_RELEASES}" \
            -f query="${gql_query}" --jq "${gql_jq}" ;
          close_ml_var "${delim}" "${var}" ;
          jq_arg='map(select(.isLatest))[0]' ;
          var='latest-release' ;
          delim="$(mk_delim "${var}")" ;
          open_ml_var "${delim}" "${var}" ;
          gh api graphql --cache 12h \
            -F owner="${GH_API_GQL_OWNER}" \
            -F repo="${GH_API_GQL_REPO}" \
            -F releases="${GH_API_GQL_RELEASES}" \
            -f query="${gql_query}" --jq "${gql_jq}" | jq -c "${jq_arg}" -- ;
          close_ml_var "${delim}" "${var}" ;
          unset -v delim jq_arg var ;
        } >> "${GITHUB_OUTPUT}" ;
        # Log the human version
        gh api graphql --cache 12h \
          -F owner="${GH_API_GQL_OWNER}" \
          -F repo="${GH_API_GQL_REPO}" \
          -F releases="${GH_API_GQL_RELEASES}" \
          -f query="${gql_query}" --jq "${gql_jq}" | jq '.[]' -- ;