name: Lint and Unit tests

on:
  push:
    branches:
      - main
    paths:
      - "**.go"
      - go.mod
      - go.sum
  pull_request:
    branches:
      - main
    paths:
      - "**.go"
      - go.mod
      - go.sum

env:
  GOLANGCI_LINT_VERSION: v2.1.6
  GOLANGCI_LINT_TIMEOUT: 5m

permissions:
  contents: read

concurrency:
  group: fission-lint-${{ github.ref }}
  cancel-in-progress: true

jobs:
  lint:
    permissions:
      contents: read  # for actions/checkout to fetch code
      pull-requests: read  # for golangci/golangci-lint-action to fetch pull requests
    runs-on: ubuntu-24.04
    # if: ${{ !contains(github.event.pull_request.labels.*.name, 'skip-ci') }}
    steps:
      - name: Harden Runner
        uses: step-security/harden-runner@0634a2670c59f64b4a01f0f96f84700a4088b9f0 # v2.12.0
        with:
          egress-policy: audit

      - name: Check out code
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

      - name: Set up Go
        uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # v5.5.0
        with:
          go-version-file: "go.mod"
          cache: true

      - name: Verify dependencies
        run: |
          go mod verify
          go mod download

      - name: Run golangci-lint
        uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9 # v8.0.0
        with:
          skip-cache: true
          version: ${{ env.GOLANGCI_LINT_VERSION }}
          args: --timeout=${{ env.GOLANGCI_LINT_TIMEOUT }}

      - name: Detect git changes
        if: always()
        run: |
          if [[ $(git diff --stat) != '' ]]; then
            echo -e '❌ \033[0;31m. Fix lint changes.\033[0m'
            git diff --color
            exit 1
          else
            echo '✔ No issues detected. Have a nice day :-)'
          fi

      - name: Run unit tests
        run: ./hack/runtests.sh

      - name: Upload Coverage report to CodeCov
        uses: codecov/codecov-action@ad3126e916f78f00edff4ed0317cf185271ccc2d # v5.4.2
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          flags: unittests
          file: ./coverage.txt