upsert-pr-release.yml

name: 🔃️ Upsert PR Release Workflow

on:
  push:
    branches:
      - "develop"

env:
  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

jobs:
  install:
    name: Install ⚙️
    runs-on: ubuntu-latest
    steps:
      - name: Checkout GitHub repository 📡
        uses: actions/checkout@v4

      - name: Install pnpm 🏗️
        uses: pnpm/action-setup@v4
        with:
          run_install: false

      - name: Setup NodeJS ✨
        uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'pnpm'

      - name: Cache npm dependencies 🥡
        uses: actions/cache@v4
        id: cache-node-modules
        with:
          path: node_modules
          key: ${{ runner.os }}-pnpm-v3-${{ hashFiles('pnpm-lock.yaml') }}

      - name: Install project dependencies 📦
        run: pnpm install
        if: steps.cache-node-modules.outputs.cache-hit != 'true'

  get-next-release-version:
    name: Get next release version 🏷️
    runs-on: ubuntu-latest
    needs:
      - install
    steps:
      - name: Checkout GitHub repository 📡
        uses: actions/checkout@v4
        with:
          persist-credentials: false
          fetch-depth: 0

      - name: Merge main branch into develop branch 🤝
        run: |
          git config user.email "actions@github.com"
          git config user.name "GitHub Actions"
          git fetch --all
          git checkout main
          git pull origin main
          git checkout develop
          git merge main

      - name: Install pnpm 🏗️
        uses: pnpm/action-setup@v4
        with:
          run_install: false

      - name: Setup NodeJS ✨
        uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'pnpm'

      - name: Restore npm dependencies from cache 🥡
        uses: actions/cache/restore@v4
        id: cache-node-modules
        with:
          path: node_modules
          key: ${{ runner.os }}-pnpm-v3-${{ hashFiles('pnpm-lock.yaml') }}

      - name: Get next release version and create release changelog 🏷️
        id: release
        run: |
          npx semantic-release --dry-run --no-ci | awk '/^## [0-9]+\.[0-9]+\.[0-9]+ \(https:\/\/github\.com\/antoinezanardi/ {if (found) exit; found=1} found {print}' > RELEASE.md
          awk '/^## /{header=1} header{print; header=0; next} {sub(/^ */, ""); sub(/ \(.+?\)$/, ""); print}' RELEASE.md > temp.md && mv temp.md RELEASE.md
          awk '/^\* / { sub(/^\* /, "* **"); sub(/: /, "**: ", $0) } 1' RELEASE.md > temp.md && mv temp.md RELEASE.md
          sed -E 's/^## ([0-9]+\.[0-9]+\.[0-9]+) \(https:\/\/github\.com\/antoinezanardi\/werewolves-assistant-web-next\/compare\/v[0-9]+\.[0-9]+\.[0-9]+...v[0-9]+\.[0-9]+\.[0-9]+\) \(([0-9-]+)\)/## Release v\1/' RELEASE.md > temp.md && mv temp.md RELEASE.md

      - name: Cache release changelog 🥡
        uses: actions/cache@v4
        id: cache-release-changelog
        with:
          path: RELEASE.md
          key: ${{ runner.os }}-release-changelog-${{ hashFiles('RELEASE.md') }}

    outputs:
      new-release-published: ${{ steps.release.outputs.new-release-published }}
      new-release-version: ${{ steps.release.outputs.new-release-version }}

  upsert-pr-release:
    name: Upsert Pull Request Release 🔃
    runs-on: ubuntu-latest
    needs:
      - get-next-release-version
    steps:
      - name: Checkout GitHub repository 📡
        uses: actions/checkout@v4

      - name: Restore release changelog from cache 🥡
        uses: actions/cache/restore@v4
        id: cache-release-changelog
        with:
          path: RELEASE.md
          key: ${{ runner.os }}-release-changelog-
          restore-keys: |
            ${{ runner.os }}-release-changelog-

      - name: List open PR into main 📋
        run: | 
          OPEN_PR_INTO_MAIN=$(gh pr list --state open -B main --search "Release in:title" --json number,title)
          echo "OPEN_PR_INTO_MAIN=$OPEN_PR_INTO_MAIN" >> $GITHUB_ENV

      - name: Set PR Title 🔤
        run: |
          PR_TITLE="Release v${{ needs.get-next-release-version.outputs.new-release-version }}"
          echo "PR_TITLE=$PR_TITLE" >> $GITHUB_ENV

      - name: Determine action to perform on PR 🚏
        run: |
          if [[ "$OPEN_PR_INTO_MAIN" != "[]" ]]; then
            PR_NUMBER=$(echo "$OPEN_PR_INTO_MAIN" | jq -r '.[0].number')
            if [[ -n "$PR_NUMBER" ]]; then
              echo "PR_ACTION=update" >> $GITHUB_ENV
              echo "PR_NUMBER=$PR_NUMBER" >> $GITHUB_ENV
            else
              echo "PR_ACTION=create" >> $GITHUB_ENV
            fi
          else
            echo "PR_ACTION=create" >> $GITHUB_ENV
          fi

      - name: Create Release PR if it doesn't exist 🔃
        if: env.PR_ACTION == 'create'
        run: gh pr create --repo "${{ github.repository }}" --title "${{ env.PR_TITLE }}" --body "$(cat RELEASE.md)" --assignee "antoinezanardi" --label "🏷️ release" --base main --head develop

      - name: Update Release PR if it exists 🔃
        if: env.PR_ACTION == 'update'
        run: gh pr edit ${{ env.PR_NUMBER }} --repo "${{ github.repository }}" --title "${{ env.PR_TITLE }}" --body "$(cat RELEASE.md)"