name: CI - Node.js

on:
  push:
    branches:
      - 'main'
      - 'prod-**'
  pull_request:
    branches:
      - 'main'
      - 'temp-**' # Temporary branches allowed on Upstream

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.event.workflow_run.head_branch || github.ref }}
  cancel-in-progress: ${{ !contains(github.ref, 'main') && !contains(github.ref, 'prod-') }}

permissions:
  contents: read

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-24.04
    strategy:
      matrix:
        node-version: [22]
      fail-fast: false

    steps:
      - name: Checkout
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
        with:
          submodules: 'recursive'

      - name: Check number of lockfiles
        run: |
          if [ $(find . -name 'package-lock.json' | grep -vc -e 'node_modules') -gt 0 ]
          then
            echo -e 'Error: found package-lock files in the repository.\nWe use pnpm workspaces to manage packages so all dependencies should be added via pnpm add'
            exit 1
          fi

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
        with:
          node-version: ${{ matrix.node-version }}

      - name: Install pnpm
        uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
        id: pnpm-install
        with:
          run_install: false

      - name: Set Environment variables
        run: |
          cp sample.env .env
          cat .env

      - name: Install node_modules
        run: pnpm install

      - name: Check formatting
        run: |
          pnpm prettier --check . || [ $? -eq 1 ] && printf "\nTip: Run 'pnpm run format' in your terminal to fix this.\n\n"

      # The two prefixed installs are for the client update which are not,
      # currently, built as workspaces.
      - name: Lint Source Files
        run: |
          echo pnpm version $(pnpm -v)
          pnpm compile:ts
          pnpm run build:curriculum
          pnpm run lint

  # DONT REMOVE THIS JOB.
  # TODO: Refactor and use re-usable workflow and shared artifacts
  build:
    name: Build
    needs: lint
    runs-on: ubuntu-24.04
    strategy:
      matrix:
        node-version: [22]

    steps:
      - name: Checkout
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
        with:
          submodules: 'recursive'

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
        with:
          node-version: ${{ matrix.node-version }}

      - name: Install pnpm
        uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
        id: pnpm-install
        with:
          run_install: false

      - name: Set freeCodeCamp Environment Variables
        run: |
          cp sample.env .env

      - name: Install and Build
        run: |
          pnpm install
          pnpm run build

  test:
    name: Test
    needs: build
    runs-on: ubuntu-24.04

    strategy:
      fail-fast: false
      matrix:
        node-version: [22]

    steps:
      - name: Checkout
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
        with:
          submodules: 'recursive'

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
        with:
          node-version: ${{ matrix.node-version }}

      - name: Install pnpm
        uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
        id: pnpm-install
        with:
          run_install: false

      - name: Set Environment variables
        run: |
          cp sample.env .env
          cat .env

      - name: Start MongoDB
        run: docker compose -f docker/docker-compose.yml up -d

      - name: Install Dependencies
        run: |
          echo pnpm version $(pnpm -v)
          pnpm install

      - name: Install Chrome for Puppeteer
        run: pnpm -F=curriculum install-puppeteer

      - name: Run Tests
        run: pnpm test

  test-upcoming:
    name: Test - Upcoming Changes
    needs: build
    runs-on: ubuntu-24.04

    strategy:
      fail-fast: false
      matrix:
        node-version: [22]

    steps:
      - name: Checkout
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
        with:
          submodules: 'recursive'

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
        with:
          node-version: ${{ matrix.node-version }}

      - name: Install pnpm
        uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
        id: pnpm-install
        with:
          run_install: false

      - name: Set Environment variables
        run: |
          cp sample.env .env
          echo 'SHOW_UPCOMING_CHANGES=true' >> .env
          cat .env

      - name: Start MongoDB
        run: docker compose -f docker/docker-compose.yml up -d

      - name: Install Dependencies
        run: |
          echo pnpm version $(pnpm -v)
          pnpm install

      - name: Install Chrome for Puppeteer
        run: pnpm -F=curriculum install-puppeteer

      - name: Run Tests
        run: pnpm test

  test-localization:
    name: Test - i18n
    needs: build
    runs-on: ubuntu-24.04
    if: github.event.pull_request.user.login == 'camperbot' && github.head_ref == 'chore/update-i18n-curriculum-submodule'

    strategy:
      fail-fast: false
      matrix:
        node-version: [22]
        locale: [portuguese, italian]

    steps:
      - name: Checkout
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
        with:
          submodules: 'recursive'

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
        with:
          node-version: ${{ matrix.node-version }}

      - name: Install pnpm
        uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
        id: pnpm-install
        with:
          run_install: false

      - name: Set Environment variables
        run: |
          cp sample.env .env
          cat .env

      - name: Start MongoDB
        uses: supercharge/mongodb-github-action@90004df786821b6308fb02299e5835d0dae05d0d # 1.12.0
        with:
          mongodb-version: 8.0
          mongodb-replica-set: test-rs
          mongodb-port: 27017

      - name: Install Dependencies
        env:
          CURRICULUM_LOCALE: ${{ matrix.locale }}
          CLIENT_LOCALE: ${{ matrix.locale }}
        run: |
          echo pnpm version $(pnpm -v)
          pnpm install

      # DONT REMOVE THIS STEP.
      # TODO: Refactor and use re-usable workflow and shared artifacts
      - name: Build Client in ${{ matrix.locale }}
        env:
          CURRICULUM_LOCALE: ${{ matrix.locale }}
          CLIENT_LOCALE: ${{ matrix.locale }}
        run: |
          pnpm run build

      - name: Install Chrome for Puppeteer
        run: pnpm -F=curriculum install-puppeteer

      - name: Run Tests
        env:
          CURRICULUM_LOCALE: ${{ matrix.locale }}
          CLIENT_LOCALE: ${{ matrix.locale }}
        run: pnpm test