ci.yml

name: Ppx CI

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

env:
  OPAM_VERSION: 2.3.0
  DUNE_PROFILE: release

permissions:
  contents: write
  pull-requests: write

defaults:
  run:
    shell: bash -xeuo pipefail {0}

jobs:
  build:
    name: Build
    strategy:
      matrix:
        os: [ubuntu-20.04, macos-latest] # Missing windows-latest
        ocaml-compiler:
          - 5.2.0

    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v4

      - name: Use Node.js
        uses: actions/setup-node@v3


      - name: Load opam cache
        id: opam-cache
        uses: actions/cache/restore@v4
        with:
          path: |
            ${{ runner.tool_cache }}/opam
            ~/.opam
            _opam
            .opam-path
          key: opam-${{ matrix.os }}-${{ matrix.ocaml-compiler }}-${{ hashFiles('**.opam') }}

      - name: Use OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v3.0.15
        if: steps.opam-cache.outputs.cache-hit != 'true'
        with:
          ocaml-compiler: ${{ matrix.ocaml-compiler }}
          dune-cache: false
          opam-disable-sandboxing: true

      - name: Get OPAM executable path
        if: steps.opam-cache.outputs.cache-hit != 'true'
        uses: actions/github-script@v7
        with:
          script: |
            const opam_path = await io.which('opam', true);
            console.log('opam executable found: %s', opam_path);
            const Fs = require('fs/promises');
            await Fs.writeFile('.opam-path', opam_path, 'utf-8');
            console.log('stored path to .opam-path');

      - name: Use cached OPAM environment
        # if: steps.opam-cache.outputs.cache-hit == 'true'
        shell: bash
        run: |
          # https://github.com/ocaml/setup-ocaml/blob/b2105f9/packages/setup-ocaml/src/installer.ts#L33
          echo "OPAMVERBOSE=$RUNNER_DEBUG"   >> "$GITHUB_ENV"
          echo "OPAMCOLOR=always"            >> "$GITHUB_ENV"
          echo "OPAMCONFIRMLEVEL=unsafe-yes" >> "$GITHUB_ENV"
          echo "OPAMERRLOGLEN=0"             >> "$GITHUB_ENV"
          echo "OPAMPRECISETRACKING=1"       >> "$GITHUB_ENV"
          echo "OPAMYES=1"                   >> "$GITHUB_ENV"

          echo "OPAMROOT=$HOME/.opam"        >> "$GITHUB_ENV"

          OPAM_PATH="$(cat .opam-path)"
          chmod +x "$OPAM_PATH"
          dirname "$OPAM_PATH" >> "$GITHUB_PATH"

      - name: Install dependencies
        run: make install

      - name: Build
        run: make build

      - name: Test
        run: make test

      - name: Release static
        run: make release-static

      - name: Upload artifacts for ${{ matrix.os }}
        uses: actions/upload-artifact@v3
        with:
          name: ${{ matrix.os }}
          path: _build/default/packages/bin/bin.exe

      - name: Upload runtime artifacts for @davesnx/styled-ppx/runtime
        if: matrix.os == 'ubuntu-20.04'
        uses: actions/upload-artifact@v3
        with:
          name: runtime-rescript
          path: _build/default/packages/runtime/rescript

      - name: Save opam cache
        uses: actions/cache/save@v4
        if: steps.opam-cache.outputs.cache-hit != 'true'
        with:
          path: |
            ${{ runner.tool_cache }}/opam
            ~/.opam
            _opam
            .opam-path
          key: opam-${{ matrix.os }}-${{ matrix.ocaml-compiler }}-${{ hashFiles('**.opam') }}

      - name: Save npm cache
        uses: actions/cache/save@v4
        with:
          path: node_modules
          key: npm-${{ matrix.os }}-${{ hashFiles('package.json') }}

      - name: Grant permission to run ppx
        run: chmod +x _build/default/packages/bin/bin.exe

      - name: Run E2E tests
        run: make test-e2e

  publish:
    name: Publish
    needs: build
    if: github.repository_owner == 'davesnx'
    runs-on: ubuntu-20.04

    steps:
      - uses: actions/checkout@v4

      - name: Use Node.js
        uses: actions/setup-node@v4

      - name: Make NPM release skeleton
        run: node scripts/release-make-skeleton.js

      - name: Print short SHA
        id: sha
        run: echo "sha_short=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - name: Download linux artifacts
        uses: actions/download-artifact@v3
        with:
          name: ubuntu-20.04
          path: _release/platform-linux-x64

      - name: Download macOS artifacts
        uses: actions/download-artifact@v3
        with:
          name: macos-latest
          path: _release/platform-darwin-x64

      # - name: Download windows artifacts
      #   uses: actions/download-artifact@v3
      #   with:
      #     name: windows-latest
      #     path: _release/platform-windows-x64

      - name: Download runtime-rescript artifacts
        uses: actions/download-artifact@v3
        with:
          name: runtime-rescript
          path: _release/rescript

      - name: Release nightly (@davesnx/styled-ppx) package
        if: ${{ success() && github.event_name == 'pull_request' && github.event.pull_request.user.login == 'davesnx' }}
        id: nightly
        working-directory: ./_release
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NODE_AUTH_TOKEN }}
        run: |
          ls -lhsa
          npm config set //registry.npmjs.org/:_authToken=$NODE_AUTH_TOKEN
          npm config set scope "@davesnx"
          npm version prerelease --preid ${{ steps.sha.outputs.sha_short }} -no-git-tag-version
          npm publish --access public --tag nightly
          echo "version=$(npm view @davesnx/styled-ppx@nightly version)" >> $GITHUB_OUTPUT

      - name: Release (@davesnx/styled-ppx) package
        if: ${{ success() && github.event_name != 'pull_request' }}
        working-directory: ./_release
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NODE_AUTH_TOKEN }}
        run: |
          npm config set //registry.npmjs.org/:_authToken=$NODE_AUTH_TOKEN
          npm config set scope "@davesnx"
          REMOTE=$(npm view @davesnx/styled-ppx version)
          CURRENT=$(jq -r '.version' package.json)
          if [ "$REMOTE" != "$CURRENT" ]
          then
              npm publish --access public
          else
              echo "New verison and remote version are equal, nothing to publish"
          fi

      - uses: mshick/add-pr-comment@v2
        if: ${{ steps.nightly.outputs.version }}
        with:
          message: |
            New **nightly** version has been published to the NPM registry: [@davesnx/styled-ppx@${{ steps.nightly.outputs.version }}](https://www.npmjs.com/package/@davesnx/styled-ppx/v/${{ steps.nightly.outputs.version }}).
            Install it with `npm install @davesnx/styled-ppx@nightly` or `npm install @davesnx/styled-ppx@${{ steps.nightly.outputs.version }}`.
          repo-token: ${{ secrets.GITHUB_TOKEN }}
          allow-repeats: false