name: lint

on:
  push:
    branches:
      - "**"
  pull_request:
  workflow_dispatch:

jobs:
  prettier:
    runs-on: [self-hosted, linux, arch, homelab]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Check formatting with Prettier
        shell: bash
        run: |
          mapfile -t prettier_files < <(
            git ls-files \
              | grep -E '\.(md|json|ya?ml|html|css)$' \
              | grep -Ev '^(\.docs/|\.zed/|errorpages/html/|homepages/(forust_files|xdfnx_files)/)'
          )

          if [ "${#prettier_files[@]}" -eq 0 ]; then
            echo "No Prettier-managed files found."
            exit 0
          fi

          command -v prettier >/dev/null 2>&1 || {
            echo "prettier is required on PATH but was not found."
            exit 1
          }

          prettier --check --ignore-unknown "${prettier_files[@]}"

  ruff:
    runs-on: [self-hosted, linux, arch, homelab]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Lint Python with Ruff
        shell: bash
        run: |
          command -v ruff >/dev/null 2>&1 || {
            echo "ruff is required on PATH but was not found."
            exit 1
          }

          ruff check .

  yamllint:
    runs-on: [self-hosted, linux, arch, homelab]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Lint YAML syntax
        shell: bash
        run: |
          command -v yamllint >/dev/null 2>&1 || {
            echo "yamllint is required on PATH but was not found."
            exit 1
          }

          yamllint -c .yamllint .

  hadolint:
    runs-on: [self-hosted, linux, arch, homelab]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Lint Dockerfiles
        shell: bash
        run: |
          mapfile -t dockerfiles < <(
            git ls-files ':(glob)**/Dockerfile' ':(glob)**/Dockerfile.*'
          )

          if [ "${#dockerfiles[@]}" -eq 0 ]; then
            echo "No Dockerfiles found."
            exit 0
          fi

          command -v hadolint >/dev/null 2>&1 || {
            echo "hadolint is required on PATH but was not found."
            exit 1
          }

          hadolint -c .hadolint.yaml "${dockerfiles[@]}"