name: Squiggle packages check

on:
  # push:  # Delete this line if there becomes a scarcity of build minutes.
  pull_request:
    branches:
      - master
      - staging

jobs:

  pre_check:
    name: Precheck for skipping redundant jobs
    runs-on: ubuntu-latest
    outputs:
      should_skip_lang: ${{ steps.skip_lang_check.outputs.should_skip }}
      should_skip_components: ${{ steps.skip_components_check.outputs.should_skip }}
      should_skip_website: ${{ steps.skip_website_check.outputs.should_skip }}
    steps:
      - id: skip_lang_check
        name: Check if the changes are about squiggle-lang src files
        uses: fkirc/skip-duplicate-actions@master
        with:
          paths: '["packages/squiggle-lang/**"]'
      - id: skip_components_check
        name: Check if the changes are about components src files
        uses: fkirc/skip-duplicate-actions@master
        with:
          paths: '["packages/components/**"]'
      - id: skip_website_check
        name: Check if the changes are about website src files
        uses: fkirc/skip-duplicate-actions@master
        with:
          paths: '["packages/website/**"]'

  lang-lint: 
    name: Language lint
    runs-on: ubuntu-latest
    needs: pre_check
    if: ${{ !needs.pre_check.outputs.should_skip_lang }}
    defaults: 
      run: 
        shell: bash
        working-directory: packages/squiggle-lang
    steps: 
    - uses: actions/checkout@v2
    - name: Check lint
      run: yarn lint

  lang-build-test:
    name: Language build and test
    runs-on: ubuntu-latest
    needs: pre_check
    if: ${{ needs.pre_check.outputs.should_skip_lang != 'true'}}
    defaults:
      run:
        shell: bash
        working-directory: packages/squiggle-lang
    steps:
    - uses: actions/checkout@v2
    - name: Install dependencies from monorepo level
      run: cd ../../ && yarn
    - name: Build rescript codebase
      run: yarn build
    - name: Run tests
      run: yarn test
    - name: Run webpack
      run: yarn bundle

  components-build-test:
    name: Components build and test
    runs-on: ubuntu-latest
    needs: pre_check
    if: ${{ (needs.pre_check.outputs.should_skip_components != 'true') || (needs.pre_check.outputs.should_skip_lang != 'true') }}
    defaults:
      run:
        shell: bash
        working-directory: packages/components
    steps:
    - uses: actions/checkout@v2
    - name: Install dependencies from monorepo level
      run: cd ../../ && yarn
    - name: Build rescript codebase in squiggle-lang
      run: cd ../squiggle-lang && yarn build
    - name: Run webpack
      run: yarn bundle
    - name: Build storybook
      run: yarn build

  website-build:
    name: Website build
    runs-on: ubuntu-latest
    needs: pre_check
    if: ${{ !(needs.pre_check.outputs.should_skip_website && needs.pre_check.outputs.should_skip_lang && needs.pre_check.outputs.should_skip_components) }} 
    defaults:
      run:
        shell: bash
        working-directory: packages/website
    steps:
    - uses: actions/checkout@v2
    - name: Install dependencies from monorepo level
      run: cd ../../ && yarn
    - name: Build rescript in squiggle-lang
      run: cd ../squiggle-lang && yarn build
    - name: Build website assets
      run: yarn build