action.yml

---

name: ⚙️ Monorepo install (pnpm)
description: 'Run pnpm install with enabled cache.'

inputs:
  cwd:
    description: "Changes node's process.cwd() if the project is not located on the root. Default to process.cwd()"
    required: false
    default: '.'
  enable-corepack:
    description: 'Enable corepack'
    required: false
    default: 'false'
  cache-prefix:
    description: "Add a specific cache-prefix"
    required: false
    default: 'default'
  cache-node-modules:
    description: 'Cache node_modules, might speed up link step (invalidated lock/os/node-version/branch)'
    required: false
    default: 'false'

runs:
  using: 'composite'

  steps:
    - name: ⚙️ Enable Corepack
      if: inputs.enable-corepack == 'true'
      shell: bash
      working-directory: ${{ inputs.cwd }}
      run: corepack enable

    - name: ⚙️ Install pnpm
      if: inputs.enable-corepack == 'false'
      uses: pnpm/action-setup@v2
      id: pnpm-install
      with:
        run_install: false

    - name: 🌎 Expose pnpm config(s) through "$GITHUB_OUTPUT"
      id: pnpm-config
      shell: bash
      run: |
        echo "STORE_PATH=$(pnpm store path | tr -d '\n')" >> $GITHUB_OUTPUT
        echo "CURRENT_NODE_VERSION="node-$(node --version)"" >> $GITHUB_OUTPUT
        echo "CURRENT_BRANCH=$(echo ${GITHUB_REF#refs/heads/} | sed -r 's,/,-,g')" >> $GITHUB_OUTPUT

    - name: ♻️ Cache rotation keys
      id: cache-rotation
      shell: bash
      run: |
        echo "YEAR_MONTH=$(/bin/date -u "+%Y%m")" >> $GITHUB_OUTPUT

    - name: 🗄️ Setup pnpm cache
      uses: actions/cache@v4
      id: pnpm-store-cache
      with:
        path: ${{ steps.pnpm-config.outputs.STORE_PATH }}
        key: ${{ runner.os }}-pnpm-store-cache-${{ steps.cache-rotation.outputs.YEAR_MONTH }}-${{ hashFiles('**/pnpm-lock.yaml') }}
        restore-keys: |
          ${{ runner.os }}-pnpm-store-cache-${{ steps.cache-rotation.outputs.YEAR_MONTH }}-

    - name: ♻️ Restore node_modules
      if: inputs.cache-node-modules == 'true'
      id: pnpm-nm-cache
      uses: actions/cache@v4
      with:
        path: ${{ inputs.cwd }}/**/node_modules
        key: pnpm-nm-cache-${{ inputs.cache-prefix }}-${{ runner.os }}-${{ steps.pnpm-config.outputs.CURRENT_NODE_VERSION }}-${{ steps.pnpm-config.outputs.CURRENT_BRANCH }}-${{ hashFiles('**/pnpm-lock.yaml') }}
        restore-keys: |
          pnpm-nm-cache-${{ inputs.cache-prefix }}-${{ runner.os }}-${{ steps.pnpm-config.outputs.CURRENT_NODE_VERSION }}-${{ steps.pnpm-config.outputs.CURRENT_BRANCH }}-

    - name: 📦 Install dependencies
      shell: bash
      run: pnpm install --no-frozen-lockfile --strict-peer-dependencies --prefer-offline
      env:
        HUSKY: '0'