generate-only-specified-post.yaml

name: generate-only-specified-post

on:
  workflow_dispatch:
    inputs:
      slug:
        description: The slug to generate (no `/` as prefix required)
        required: true
        type: string
      kind:
        description: "Choose from 3 kinds: `post updated`, `post created`, `comment approved`"
        required: true
        type: string
      category:
        description: The category name (slug) includes a specific post
        required: false
        type: string

jobs:
  generate-only-specified-post:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - uses: actions/setup-node@v3
        with:
          node-version: 20.12.2

      - uses: actions/setup-python@v4
        with:
          python-version: "3.9"

      - name: Print job kind
        run: echo ${{ github.event.inputs.kind }}

      - name: Install dependencies
        run: npm ci

      - name: Install Python modules
        run: pip3 install httpx

      - name: Decrypt secrets with gpg
        run: |
          echo "${{ secrets.GPG_PASSPHRASE }}" \
            | sudo gpg --batch --passphrase-fd 0 --output "src/secrets/secret.dev.js" --decrypt "src/secrets/secret.dev.js.gpg" 
          echo "${{ secrets.GPG_PASSPHRASE }}" \
            | sudo gpg --batch --passphrase-fd 0 --output "src/secrets/secret.prd.js" --decrypt "src/secrets/secret.prd.js.gpg" 

      - name: Set a post to specify
        run: |
          echo ROUTE_TO_GENERATE=${{ github.event.inputs.slug }} >> $GITHUB_ENV

      - name: Replace to ROUTE_TO_GENERATE
        run: |
          sed -irz "s/\/\/ ### //g" nuxt.config.ts
          sed -irz "s/\[###\]/['\/${{ env.ROUTE_TO_GENERATE }}']/g" nuxt.config.ts

      - name: Replace to category pages
        # Note that writes to environment variables are not reflected within the same step
        run: |
          echo CATEGORY=${{ github.event.inputs.category }} >> $GITHUB_ENV
          python3 .github/workflows/sed_nuxtconfig_to_category_configs.py --category ${{ github.event.inputs.category }}

      - name: Re-generate specified routes
        run: |
          npm run generate

      - name: Generate sitemaps
        if: github.event.inputs.kind != 'comment approved'
        run: |
          python3 .github/workflows/generate_sitemaps.py

      - name: Generate feeds
        if: github.event.inputs.kind != 'post updated'
        run: |
          python3 .github/workflows/generate_feeds.py

      - name: Sign in
        uses: aws-actions/configure-aws-credentials@v1
        with:
          aws-region: ap-northeast-1
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}

      - name: Copy build files that include specified route files to S3
        # Since the Nuxt spec has changed and even if you just generate one route, the file name in _nuxt/*
        #   will change, and the static file name that other fixed pages refer to will also change, so you
        #   need to upload everything except the dynamically generated parts
        # Note that `"*"` in exclude and include have different meanings
        run: |
          aws s3 sync \
            --delete \
            --region ap-northeast-1 \
            --exclude "*" \
            --include "_payload.json" \
            --include "200.html" \
            --include "404.html" \
            --include "index.html" \
            --include "${{ env.ROUTE_TO_GENERATE }}/*" \
            --include "about/*" \
            --include "category/**" \
            --include "contact/*" \
            --include "entries/**" \
            --include "entry-list/*" \
            --include "nice-to-meet-you-10/*" \
            --include "privacy-policy/*" \
            --include "profile/*" \
            --include "s/*" \
            --include "what-is-this-blog/*" \
            --cache-control "no-cache" \
            .output/public/ s3://mirumime-prd-mirumi-me/
          aws s3 sync \
            --region ap-northeast-1 \
            --cache-control "max-age=31536000" \
            .output/public/_nuxt/ s3://mirumime-prd-mirumi-me/_nuxt/

      - name: Copy sitemaps to S3
        if: github.event.inputs.kind != 'comment approved'
        run: |
          aws s3 sync \
            --delete \
            --region ap-northeast-1 \
            --exclude "*" \
            --include "sitemap*" \
            --cache-control "no-cache" \
            .output/public/ s3://mirumime-prd-mirumi-me/

      - name: Copy feeds to S3
        if: github.event.inputs.kind != 'post updated'
        run: |
          aws s3 sync \
            --delete \
            --region ap-northeast-1 \
            --exclude "*" \
            --include "feed*" \
            --cache-control "no-cache" \
            .output/public/ s3://mirumime-prd-mirumi-me/

      # いま CloudFront のキャッシュパスパターンがわざわざ /_nuxt/* 用にわかれているが、もともと全部キャッシュしたいので
      # デフォルト (*) に適用されている分だけで問題なかった、という状態になっている
      - name: Purge CDN caches
        run: |
          aws cloudfront create-invalidation \
            --distribution-id E1UPWIMHFP5TEC \
            --paths "/*" \
              "/${{ env.ROUTE_TO_GENERATE }}/*" \
              "/entries/*" \
              "/entry-list/*" \
              "/category/${{ env.CATEGORY }}/*" \
              "/sitemap*" \
              "/feed*"