name: Release (Nightly)

on:
  schedule:
    # 02:15 UTC daily
    - cron: '15 2 * * *'
  workflow_dispatch:
    inputs:
      all:
        description: Tag all packages even if unchanged
        required: false
        default: 'false'

permissions:
  contents: write

jobs:
  tag:
    runs-on: ubuntu-latest
    outputs:
      created: ${{ steps.nightly.outputs.created }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          persist-credentials: true

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Configure git identity (annotated tags)
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"

      - name: Create nightly tags (if needed)
        id: nightly
        shell: bash
        run: |
          set -euo pipefail

          ARGS=(--push --remote origin)
          if [[ "${{ github.event_name }}" == "workflow_dispatch" && "${{ inputs.all }}" == "true" ]]; then
            ARGS+=(--all)
          fi

          OUT="$(node scripts/create-nightly-tags.mjs "${ARGS[@]}")"
          echo "${OUT}"
          CREATED_JSON="$(node -e 'const s=process.argv[1]; const j=JSON.parse(s); console.log(JSON.stringify(j.created||[]))' "${OUT}")"
          echo "created=${CREATED_JSON}" >> "${GITHUB_OUTPUT}"

  release:
    needs: tag
    if: ${{ needs.tag.outputs.created != '[]' }}
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        tag: ${{ fromJson(needs.tag.outputs.created) }}
    steps:
      - name: Parse tag
        id: meta
        shell: bash
        run: |
          set -euo pipefail
          TAG="${{ matrix.tag }}"
          PKG="${TAG%@*}"
          ID="${TAG##*@}"
          echo "pkg=${PKG}" >> "${GITHUB_OUTPUT}"
          echo "name=[${PKG}] ${ID}" >> "${GITHUB_OUTPUT}"

      - name: Checkout (for changelog body)
        if: ${{ steps.meta.outputs.pkg == 'markstream-vue' }}
        uses: actions/checkout@v4
        with:
          fetch-depth: 1

      - name: Build changelog body (best effort)
        id: changelog
        if: ${{ steps.meta.outputs.pkg == 'markstream-vue' }}
        shell: bash
        run: |
          set -euo pipefail
          VERSION="$(grep -m1 '"version"' package.json | sed -E 's/.*"version": "([^"]+)".*/\1/')"
          BODY_FILE="$(mktemp)"
          FOUND=0

          if [[ -n "${VERSION}" ]]; then
            awk -v version="${VERSION}" '
              BEGIN { capture = 0; found = 0 }
              /^## \[/ {
                if (capture == 1)
                  exit
                if ($0 ~ "^## \\[" version "\\]") {
                  capture = 1
                  found = 1
                  next
                }
              }
              capture == 1 { print }
              END {
                if (found == 0)
                  exit 2
              }
            ' CHANGELOG.md > "${BODY_FILE}" && FOUND=1 || true
          fi

          if [[ "${FOUND}" == "1" && -s "${BODY_FILE}" ]]; then
            echo "has_body=true" >> "${GITHUB_OUTPUT}"
            echo "body_path=${BODY_FILE}" >> "${GITHUB_OUTPUT}"
          else
            echo "has_body=false" >> "${GITHUB_OUTPUT}"
          fi

      - name: Create GitHub Pre-release (markstream-vue with changelog)
        if: ${{ steps.meta.outputs.pkg == 'markstream-vue' && steps.changelog.outputs.has_body == 'true' }}
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ matrix.tag }}
          name: ${{ steps.meta.outputs.name }}
          prerelease: true
          generate_release_notes: true
          body_path: ${{ steps.changelog.outputs.body_path }}
          append_body: true

      - name: Create GitHub Pre-release (fallback)
        if: ${{ steps.meta.outputs.pkg != 'markstream-vue' || steps.changelog.outputs.has_body != 'true' }}
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ matrix.tag }}
          name: ${{ steps.meta.outputs.name }}
          prerelease: true
          generate_release_notes: true