ci.yml

on:
  pull_request:
    paths:
      - 'Cargo.toml'
      - 'Cargo.lock'
      - 'Dockerfile'
      - 'src/**'  
      - '.github/**'

name: Continuous integration

jobs:
  cancel-previous:
    name: Cancel Previous Runs
    runs-on: ubuntu-latest
    steps:
      - name: Cancel actions
        uses: styfle/cancel-workflow-action@0.8.0
        with:
          access_token: ${{ github.token }}

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Cache
        uses: actions/cache@v2
        id: cache
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
      - name: Setup git credentials
        uses: fusion-engineering/setup-git-credentials@v2
        with:
          credentials: ${{secrets.GIT_USER_CREDENTIALS}}
      - name: Setup toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - name: Install rustfmt
        run: rustup component add rustfmt
      - name: Run check
        uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    needs: [fmt]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Cache
        uses: actions/cache@v2
        id: cache
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
      - name: Setup git credentials
        uses: fusion-engineering/setup-git-credentials@v2
        with:
          credentials: ${{secrets.GIT_USER_CREDENTIALS}}
      - name: Setup toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - name: Install clippy
        run: rustup component add clippy
      - name: Run clippy
        uses: actions-rs/cargo@v1
        with:
          command: clippy
          args: -- -D warnings

  test_coverage:
    name: Test & Coverage
    runs-on: ubuntu-latest
    needs: [fmt, clippy]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Cache
        uses: actions/cache@v2
        id: cache
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
      - name: Setup git credentials
        uses: fusion-engineering/setup-git-credentials@v2
        with:
          credentials: ${{secrets.GIT_USER_CREDENTIALS}}
      - name: Install toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
      - name: Initiate kafka
        run: ./scripts/init_kafka.sh
      - name: Install tarpaulin
        run: cargo install cargo-tarpaulin
      - name: Generate coverage
        run: cargo tarpaulin --out Xml
      - name: Upload to codecov
        uses: codecov/codecov-action@v1
        with:
          token: ${{secrets.CODECOV_TOKEN}}
          fail_ci_if_error: true