cd.yml

name: CD

on:
  push:
    branches:
      - main
  pull_request:
    types: [opened, synchronize, reopened, closed]
    branches:
      - main
  workflow_dispatch: {}

env:
  CARGO_TERM_COLOR: always

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Setup nightly toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: nightly
          override: true

      - run: cargo fmt -- --check
      - run: cargo clippy -- -D warnings

  test:
    strategy:
      fail-fast: true
      matrix:
        os: [macos-latest, ubuntu-latest]
        rust: [nightly, stable]
    runs-on: ${{ matrix.os }}
    continue-on-error: false
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set up Rust
        uses: actions-rs/toolchain@v1
        with:
          toolchain: ${{ matrix.rust }}
          override: true

      - name: Cache cargo registry
        uses: actions/cache@v3
        with:
          path: ~/.cargo/registry
          key: ${{ runner.os }}-${{ matrix.rust }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ matrix.rust }}-cargo-registry-

      - name: Cache cargo index
        uses: actions/cache@v3
        with:
          path: ~/.cargo/git
          key: ${{ runner.os }}-${{ matrix.rust }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ matrix.rust }}-cargo-index-

      - name: Cache cargo build
        uses: actions/cache@v3
        with:
          path: target
          key: ${{ runner.os }}-cargo-build-${{ matrix.rust }}-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-build-${{ matrix.rust }}-

      - name: Run integration tests
        run: |
          cargo build --release
          cargo test --release
          ./tools/test.sh
        env:
          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}

  deploy:
    needs: [test, lint]
    runs-on: ubuntu-latest
    continue-on-error: false
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - run: sudo apt-get install jq

      - name: Set up Rust
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          override: true

      - name: Install cargo-bump
        run: cargo install cargo-bump

      - name: Previous version
        id: prev_version
        run: echo "::set-output name=version::$(./scripts/current-version)"
        shell: bash

      - name: Bump version using cargo-bump
        run: cargo bump patch

      - name: Next version
        id: next_version
        run: echo "::set-output name=version::$(./scripts/current-version)"
        shell: bash

      - name: Check that version number was bumped
        if: ${{ steps.prev_version.outputs.version == steps.next_version.outputs.version }}
        run: exit 1

      - name: Update dependencies & ensure version changed
        if: ${{ github.event.pull_request.merged == true }}
        run: cargo update --aggressive

      - name: Commit changes and tag release
        run: |
          git add Cargo.lock Cargo.toml
          git commit -m "Update dependencies for version ${{ steps.next_version.outputs.version }}"
          git tag -a "v${{ steps.next_version.outputs.version }}" -m "Release v${{ steps.next_version.outputs.version }}"

      - name: Publish to crates.io (Dry Run)
        if: ${{ github.event.pull_request.merged != true }}
        run: |
          echo "Dry run: would publish to crates.io but skipping because this is a dry run."

      - name: Push changes to main
        if: ${{ github.event.pull_request.merged == true }}
        run: |
          git push origin main
          git push origin "v${{ steps.next_version.outputs.version }}"

      - name: Publish to crates.io (Actual Run)
        if: ${{ github.event.pull_request.merged == true }}
        uses: katyo/publish-crates@v2
        with:
          registry-token: ${{ secrets.CARGO_REGISTRY_TOKEN }}