name: CI

on:
  push:
    branches: [main]
    paths:
      - '**.go'
      - 'go.mod'
      - 'go.sum'
      - '.golangci.yml'
      - 'Makefile'
      - 'sqlc.yaml'
      - 'assets/**'
      - '.github/workflows/**'
  pull_request:

jobs:
  changes:
    runs-on: ubuntu-latest
    outputs:
      ci: ${{ steps.filter.outputs.ci }}
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0
      - uses: dorny/paths-filter@v4
        id: filter
        with:
          filters: |
            ci:
              - '**.go'
              - 'go.mod'
              - 'go.sum'
              - '.golangci.yml'
              - 'Makefile'
              - 'sqlc.yaml'
              - 'assets/**'
              - '.github/workflows/**'

  lint:
    needs: changes
    if: needs.changes.outputs.ci == 'true'
    runs-on: ubuntu-latest
    container:
      image: archlinux:latest
    steps:
      - name: Install dependencies
        run: |
          pacman -Syu --noconfirm
          pacman -S --noconfirm git go webkitgtk-6.0 gtk4 gobject-introspection base-devel brotli
      - uses: actions/checkout@v6
      - name: Cache Go modules
        uses: actions/cache@v5
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-mod-
      - name: Cache Go build cache
        uses: actions/cache@v5
        with:
          path: ~/.cache/go-build
          key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-build-
      - name: Build application and systemviews assets
        run: make build
      - name: Install golangci-lint
        run: |
          curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | sh -s -- -b /usr/local/bin latest
      - name: Run golangci-lint
        run: |
          git config --global --add safe.directory "$GITHUB_WORKSPACE"
          golangci-lint run --timeout=20m

  test:
    needs: changes
    if: needs.changes.outputs.ci == 'true'
    runs-on: ubuntu-latest
    container:
      image: archlinux:latest
    steps:
      - name: Install dependencies
        run: |
          pacman -Syu --noconfirm
          pacman -S --noconfirm git go webkitgtk-6.0 gtk4 libadwaita gobject-introspection base-devel brotli
      - uses: actions/checkout@v6
      - name: Cache Go modules
        uses: actions/cache@v5
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-mod-
      - name: Cache Go build cache
        uses: actions/cache@v5
        with:
          path: ~/.cache/go-build
          key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-build-
      - name: Build application and systemviews assets
        run: make build
      - name: Run tests
        env:
          GDK_BACKEND: wayland
          WAYLAND_DISPLAY: wayland-0
        run: go test -v ./...
      - name: Verify purego-only constraints
        run: make verify-purego
      - name: Verify CGO-disabled build
        run: CGO_ENABLED=0 go build -buildvcs=false -o /tmp/dumber ./cmd/dumber && rm -f /tmp/dumber