sync.yaml

name: Update Template Files Across Repos

on:
  push:
    branches: [main]
  workflow_dispatch:

env:
  IMAGE_NAME: template-files

jobs:
  changesets:
    name: Changesets
    runs-on: ubuntu-latest
    outputs:
      hasChangesets: ${{ steps.changesets.outputs.hasChangesets }}
    permissions:
      contents: write
      pull-requests: write
    steps:
      - name: Generate GitHub App token
        id: generate_token
        uses: tibdex/github-app-token@v2.1.0
        with:
          app_id: ${{ secrets.BOT_APP_ID }}
          private_key: ${{ secrets.BOT_PRIVATE_KEY }}

      - name: Checkout Repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup PNPM
        uses: pnpm/action-setup@v3

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: "pnpm"

      - name: Install Dependencies
        run: pnpm i

      - name: Create Release Pull Request
        id: changesets
        uses: changesets/action@v1
        with:
          commit: "[ci] release"
          title: "[ci] release"
        env:
          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}

  prepare-matrix:
    name: Prepare Matrix
    runs-on: ubuntu-latest
    outputs:
      repo-matrix: "${{ env.REPO_MATRIX }}"
    steps:
      - name: Checkout current repository
        uses: actions/checkout@v4

      - name: Install jq
        run: sudo apt-get install -y jq

      - name: Read Repositories from JSON
        id: set-matrix
        run: |
          repos="$(jq -c '.repositories[] | {name: .name, files: .files}' repos.json | jq -s .)"
          {
            echo "REPO_MATRIX<<EOF"
            echo "${repos}"
            echo EOF
          } >> $GITHUB_ENV

      - name: Print Matrix
        run: echo "${{ env.REPO_MATRIX }}"

  sync:
    runs-on: ubuntu-latest
    needs: [changesets, prepare-matrix]
    strategy:
      fail-fast: false
      matrix:
        repo: "${{ fromJson(needs.prepare-matrix.outputs.repo-matrix) }}"
    if: >
      (
        needs.changesets.outputs.hasChangesets == 'false' && 
        (
          contains(github.event.head_commit.message, 'deploy') || 
          contains(github.event.head_commit.message, '[ci] release')
        )
      ) || 
      github.event_name == 'workflow_dispatch'
    steps:
      - name: Generate GitHub App token
        id: generate_token
        uses: tibdex/github-app-token@v2
        with:
          app_id: ${{ secrets.BOT_APP_ID }}
          private_key: ${{ secrets.BOT_PRIVATE_KEY }}

      - name: Checkout current repository
        uses: actions/checkout@v4

      - name: Setup PNPM
        uses: pnpm/action-setup@v3

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: "pnpm"

      - name: Install jq, sort-package-json and markdown-replace-section
        run: |
          sudo apt-get install -y jq
          npm install -g sort-package-json
          npm install -g markdown-replace-section

      - name: Ensure "🤖 bot" label exists
        env:
          GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}
        run: |
          # Check if label exists in target repository, create if not
          if ! gh label list -R "${{ matrix.repo.name }}" | grep -q "🤖 bot"; then
            gh label create "🤖 bot" \
              --description "Automatically generated pull request" \
              --color "0075ca" \
              -R "${{ matrix.repo.name }}"
          fi

      - name: Run synchronization script
        env:
          GH_TOKEN: ${{ steps.generate_token.outputs.token }}
          REPO_NAME: ${{ matrix.repo.name }}
          FILES: ${{ toJson(matrix.repo.files) }}
        run: ./sync_templates.sh

      - name: Append summary for repository
        if: success()
        env:
          GH_TOKEN: ${{ steps.generate_token.outputs.token }}
        run: |
          repo_name="${{ matrix.repo.name }}"
          branch_name="update-template-files"
          pr_url="https://github.com/${repo_name}/pull/$(gh pr list --repo "$repo_name" --base main --head "$branch_name" --json number --jq '.[0].number')"
          changed_files="${{ env.CHANGED_FILES }}"

          mkdir -p "summary"
          mkdir -p "discord"

          if [ "$changed_files" -gt 0 ]; then
            echo "| $repo_name | [PR Link]($pr_url) | $changed_files |" >> summary/summary_table.txt
            if [ "$changed_files" -eq 1 ]; then
              echo "- $repo_name -- $changed_files file changed: ([PR Link]($pr_url))" >> discord/discord_list.txt
            else
              echo "- $repo_name -- $changed_files files changed: ([PR Link]($pr_url))" >> discord/discord_list.txt
            fi
          else
            echo "| $repo_name | No PR | $changed_files |" >> summary/summary_table.txt
            echo "- $repo_name -- No files changed" >> discord/discord_list.txt
          fi

      - name: Replace "/" with "-" in repo name for artifact upload
        run: |
          repo_name="${{ matrix.repo.name }}"
          sanitized_repo_name="${repo_name//\//-}"
          echo "Sanitized repo name: $sanitized_repo_name"
          echo "SANITIZED_REPO_NAME=$sanitized_repo_name" >> $GITHUB_ENV

      - name: Upload summary as artifact
        uses: actions/upload-artifact@v4
        with:
          name: summary-table-${{ env.SANITIZED_REPO_NAME }}
          path: summary/summary_table.txt

      - name: Upload summary as artifact
        uses: actions/upload-artifact@v4
        with:
          name: discord-list-${{ env.SANITIZED_REPO_NAME }}
          path: discord/discord_list.txt

  summarize:
    name: Synchronization Report
    runs-on: ubuntu-latest
    needs: sync
    steps:
      - uses: actions/checkout@v4

      - name: Download summary artifacts
        uses: actions/download-artifact@v4

      - name: Combine summaries and generate final markdown table
        run: |
          # Create or append to the final summary file
          echo "### Summary of Changes" > final_summary.md
          echo "" >> final_summary.md
          echo "| Repository | PR Link | Files Changed |" >> final_summary.md
          echo "|------------|---------|---------------|" >> final_summary.md

          # Loop over the downloaded summary artifacts and append their content
          for artifact in $(find . -name "summary_table.txt"); do
            cat "$artifact" >> final_summary.md
          done

      - name: Upload final summary as artifact
        uses: actions/upload-artifact@v4
        with:
          name: final-summary
          path: final_summary.md

      - name: Combine discord and generate final markdown list
        run: |
          # Create or append to the final summary file
          echo "### Summary of Changes" > discord_summary.md
          echo "" >> discord_summary.md

          # Loop over the downloaded summary artifacts and append their content
          for artifact in $(find . -name "discord_list.txt"); do
            cat "$artifact" >> discord_summary.md
          done

      - name: Upload final summary as artifact
        uses: actions/upload-artifact@v4
        with:
          name: discord-summary
          path: discord_summary.md

      - name: Display summary in the GitHub Actions summary
        run: |
          if [ -f final_summary.md ]; then
            cat final_summary.md >> $GITHUB_STEP_SUMMARY
          else
            echo "No data collected" >> $GITHUB_STEP_SUMMARY
          fi

  image-tag:
    name: Image Tag
    runs-on: ubuntu-latest
    outputs:
      IMAGE_TAG: ${{ env.IMAGE_TAG }}
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4

      - name: Read version from package.json
        id: get_version
        run: |
          VERSION=$(jq -r '.version' package.json)
          echo "IMAGE_TAG=$VERSION" >> $GITHUB_ENV

  release:
    name: Release
    needs: [sync, image-tag, summarize]
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4

      - id: extract-changelog
        uses: sean0x42/markdown-extract@v2.1.0
        with:
          file: CHANGELOG.md
          pattern: ${{ needs.image-tag.outputs.IMAGE_TAG }}

      - name: Download summary artifacts
        uses: actions/download-artifact@v4
        with:
          name: final-summary

      - name: Download summary artifacts
        uses: actions/download-artifact@v4
        with:
          name: discord-summary

      - name: Save summary into Github environment variable
        run: |
          {
            echo "SYNC_SUMMARY<<EOF"
            cat final_summary.md
            echo "EOF"
          } >> $GITHUB_ENV
           
          {
            echo "DISCORD_SUMMARY<<EOF"
            cat discord_summary.md
            echo "EOF"
          } >> $GITHUB_ENV

      - uses: ncipollo/release-action@v1
        id: create_release
        with:
          tag: ${{ env.IMAGE_NAME }}@${{ needs.image-tag.outputs.IMAGE_TAG }}
          makeLatest: true
          body: |
            ${{ steps.extract-changelog.outputs.markdown }}

            ${{ env.SYNC_SUMMARY }}
          skipIfReleaseExists: true

      - name: Check if release was created
        id: check_release
        run: |
          if [ -z "${{ steps.create_release.outputs.html_url }}" ]; then
            echo "RELEASE_SKIPPED=true" >> $GITHUB_ENV
          else
            echo "RELEASE_SKIPPED=false" >> $GITHUB_ENV
          fi

      - name: Discord notification
        if: env.RELEASE_SKIPPED == 'false'
        env:
          DISCORD_WEBHOOK: ${{ secrets.DISCORD_WEBHOOK_URL }}
        uses: Ilshidur/action-discord@0.3.2
        with:
          args: |
            # ${{ env.IMAGE_NAME }}@${{ needs.image-tag.outputs.IMAGE_TAG }}

            ${{ steps.extract-changelog.outputs.markdown }}

            ${{ env.DISCORD_SUMMARY }}