name: CI

on:
  pull_request:
    branches: [main]
  push:
    branches: [main]

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

jobs:
  changes:
    runs-on: ubuntu-latest
    outputs:
      apps: ${{ steps.filter.outputs.changes }}
    steps:
      - uses: actions/checkout@v4
      - uses: dorny/paths-filter@v3
        id: filter
        with:
          filters: |
            web:
              - 'apps/web/**'
              - 'packages/**'
            api:
              - 'apps/api/**'
              - 'packages/**'

  lint-and-test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: pnpm/action-setup@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: pnpm

      - run: pnpm install --frozen-lockfile

      - run: pnpm turbo lint test

  build:
    needs: [changes, lint-and-test]
    runs-on: ubuntu-latest
    if: needs.changes.outputs.apps != '[]'
    strategy:
      matrix:
        app: ${{ fromJson(needs.changes.outputs.apps) }}
    steps:
      - uses: actions/checkout@v4

      - uses: pnpm/action-setup@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: pnpm

      - run: pnpm install --frozen-lockfile

      - run: pnpm turbo build --filter=@homelab/${{ matrix.app }}

      - name: Build Docker image
        run: |
          docker build \
            -t ghcr.io/${{ github.repository_owner }}/homelab-${{ matrix.app }}:${{ github.sha }} \
            -t ghcr.io/${{ github.repository_owner }}/homelab-${{ matrix.app }}:pr-${{ github.event.number }} \
            apps/${{ matrix.app }}

      - name: Push to GHCR
        if: github.event_name == 'push' || github.event_name == 'pull_request'
        run: |
          echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
          docker push ghcr.io/${{ github.repository_owner }}/homelab-${{ matrix.app }}:${{ github.sha }}