name: CI

on:
  push:
    branches:
      - 'master'
      - 'staging'
      - 'trying'
  pull_request:

jobs:
  build_and_test:
    env:
      BUF_VERSION: '0.56.0'
    strategy:
      matrix:
        node: [16]
        os: [ubuntu-latest]
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v2.3.3
        with:
          submodules: 'recursive'

      - name: Get nim-waku HEAD
        id: nim-waku-head
        shell: bash
        run: cd nim-waku && echo "::set-output name=ref::$(git rev-parse HEAD)"

      - name: Cache nim-waku binary
        id: cache-nim-waku
        uses: actions/cache@v2
        with:
          path: |
            ./nim-waku/build/wakunode2
          key: nim-waku-build-${{ matrix.os }}-v3-${{ steps.nim-waku-head.outputs.ref }}

      - name: Install NodeJS
        uses: actions/setup-node@v2
        with:
          node-version: ${{ matrix.node }}

        # This would have been done part of npm pretest, but it gives better
        # visibility in the CI if done as a separate step
      - name: Build wakunode2
        shell: bash
        working-directory: ./nim-waku
        continue-on-error: true
        run: |
          # For debug purposes
          ./build/wakunode2 --help
          # Build nim-waku if `--help` fails
          ./build/wakunode2 --help || npm run nim-waku:build

      - name: Ensure wakunode2 is ready
        shell: bash
        run: cd nim-waku && ./build/wakunode2 --help

      - name: Install bufbuild
        uses: mathematic-inc/setup-buf@v2beta
        with:
          buf-version: ${{ env.BUF_VERSION }}
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Install Protoc
        uses: arduino/setup-protoc@v1
        with:
          version: '3.x'
          repo-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Cache npm cache
        uses: actions/cache@v2
        with:
          path: ~/.npm
          key: node-${{ matrix.os }}-${{ matrix.node }}-v1-${{ hashFiles('**/package-lock.json') }}

      - name: install using npm ci
        uses: bahmutov/npm-install@v1

      - name: Generate protobuf code
        run: npm run proto

      - name: Check all protobuf code was committed
        shell: bash
        run: |
          res=$(git status --short --ignore-submodules)
          echo -n "'$res'" # For debug purposes
          [ $(echo -n "$res"|wc -l) -eq 0 ]

      - name: build
        run: npm run build

      - name: Check no proto files changed
        shell: bash
        run: |
          [ $(git status --short --ignore-submodules|wc -l) -eq 0 ]

      - name: test
        env:
          DEBUG: "waku:nim-waku*,waku:test*"
        run: npm run test

      - name: Upload logs on failure
        uses: actions/upload-artifact@v2
        if: failure()
        with:
          name: nim-waku-logs
          path: log/