github-pages-pull-request.yml

name: Deploy to GitHub Pages on PR

on:
  workflow_dispatch:
  pull_request:
    paths-ignore:
      - ".idea/**"
      - ".vscode/**"
      - "apps/app/**"
      - "docs/**"
      - "scripts/**"
      - "tools/**"
      - "**/docs/**"
      - "**/test/**"
      - "**.md"

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  PROJECT_DIR: apps/catalog
  DEPLOY_DIR: deploy
  CURRENT_BRANCH: ${{ github.head_ref || github.ref_name }}

jobs:
  build:
    permissions:
      actions: read
    timeout-minutes: 5
    runs-on: ubuntu-24.04
    # NOTE: See https://github.com/yumemi-inc/flutter-mobile-project-template/blob/main/docs/GITHUB_PAGES_PREVIEW.md
    if: ${{ github.repository_owner == 'yumemi-inc' && github.event.repository.name == 'flutter-mobile-project-template' }}
    steps:
      # https://github.com/actions/checkout
      - name: Checkout
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

      - name: Setup Application Runtime
        uses: ./.github/actions/setup-application-runtime

      - name: Build web
        run: flutter build web --release --base-href /${{ github.event.repository.name }}/${{ env.CURRENT_BRANCH }}/
        working-directory: ${{ env.PROJECT_DIR }}

      - name: Create & Copy combined deployment directory
        run: |
          mkdir -p ${{ env.DEPLOY_DIR }}/${{ env.CURRENT_BRANCH }}/
          cp -R ${{ env.PROJECT_DIR }}/build/web/. ${{ env.DEPLOY_DIR }}/${{ env.CURRENT_BRANCH }}/

      - name: Calculate 3 days ago date (UTC)
        id: date_calc
        run: echo "start_date=$(date -u -d '3 days ago' '+%Y-%m-%dT%H:%M:%SZ')" >> "$GITHUB_OUTPUT"

      - name: Get run IDs from the last 3 days for the triggering workflow
        id: get_run_ids
        run: |
          START_DATE="${{ steps.date_calc.outputs.start_date }}"
          echo "Fetching runs for workflow: '${{ github.workflow }}' created since $START_DATE"

          # gh run list で対象ワークフローの過去3日間の成功した実行IDを取得
          # 現在のデプロイワークフロー自身のrun_idは除外
          RUN_IDS=$(gh run list \
            --workflow "${{ github.workflow }}" \
            --status success \
            --created ">=$START_DATE" \
            --json databaseId,headBranch,createdAt \
            | jq  -r --arg current_branch "${{ env.CURRENT_BRANCH }}" '
                group_by(.headBranch) |
                map(max_by(.createdAt)) |
                map(select(.headBranch != $current_branch)) |
                map({branch: .headBranch, run_id: .databaseId})
          ')

          if [ -z "$RUN_IDS" ]; then
            echo "No successful runs found in the last 3 days for workflow: '${{ github.workflow }}'."
            exit 0 # 実行IDが見つからなければ、ジョブを成功として終了
          fi
          echo "Found run IDs and their branches:"
          echo "$RUN_IDS"
          {
            echo "run_data<<EOF"
            echo "$RUN_IDS"
            echo "EOF"
          } >> "$GITHUB_OUTPUT"

        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # gh CLI認証用

      - name: Download artifacts for each run ID
        run: |
          mkdir -p _site # GitHub Pagesのルートディレクトリ

          # 出力された各行 (run_id branch_name) をループ処理
          echo '${{ steps.get_run_ids.outputs.run_data }}' | jq -r '.[] | "\(.run_id) \(.branch)"' | while read -r run_id branch; do
            if [ -n "$run_id" ] && [ -n "$branch" ]; then
              echo "Downloading artifact for run ID: $run_id from branch: $branch"
              DOWNLOAD_PATH="dl_artifact/$branch"
              mkdir -p "$DOWNLOAD_PATH"

              # gh run download でartifactをダウンロード
              gh run download "$run_id" \
                --dir "$DOWNLOAD_PATH" \
                --repo "$GITHUB_REPOSITORY"
              echo "Downloaded artifact to $DOWNLOAD_PATH"

              # アーティファクトを解凍して展開
              if [ -f "$DOWNLOAD_PATH/github-pages/artifact.tar" ]; then
                echo "Extracting artifact.tar to $DOWNLOAD_PATH"
                tar -xf "$DOWNLOAD_PATH/github-pages/artifact.tar" -C "${{ env.DEPLOY_DIR }}"
                rm -rf "$DOWNLOAD_PATH/github-pages" # 解凍後のtarファイルとディレクトリを削除
              else
                echo "Warning: artifact.tar not found in $DOWNLOAD_PATH/github-pages/"
              fi
            else
              echo "Warning: run_id or branch is empty"
            fi
          done
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # gh CLI認証用

      # https://github.com/actions/upload-pages-artifact
      - name: Upload static files as artifact
        id: deployment
        uses: actions/upload-pages-artifact@fc324d3547104276b827a68afc52ff2a11cc49c9 # v5.0.0
        with:
          path: ./${{ env.DEPLOY_DIR }}
          retention-days: 3

  deploy:
    environment:
      name: github-pages
      # <domain>/<repository>/<branch> のフォーマットでURLを生成
      url: ${{ steps.deployment.outputs.page_url }}${{ env.CURRENT_BRANCH }}
    permissions:
      pages: write
      id-token: write
    timeout-minutes: 5
    runs-on: ubuntu-24.04
    needs: build
    steps:
      # https://github.com/actions/deploy-pages
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac5b3c0c03e # v4.0.5