name: ci

on:
  push:
  pull_request:
  workflow_dispatch:

permissions:
  contents: write
  packages: write

jobs:
  lint:
    name: lint project
    uses: ./.github/workflows/lint.yaml

  format:
    name: format project
    uses: ./.github/workflows/format.yaml

  build:
    runs-on: ubuntu-latest
    needs: lint

    strategy:
      matrix:
        output: [teawiebot, container]

    steps:
      - uses: actions/checkout@v3

      - name: setup nix & cachix
        uses: ./.github/actions/setup-nix
        with:
          cachix-token: ${{ secrets.CACHIX_AUTH_TOKEN }}

      - name: build
        run: |
          nix build --accept-flake-config -L .#${{ matrix.output }}

      - name: copy docker image
        if: ${{ matrix.output == 'container' }}
        run: |
          readlink result | xargs -I{} cp {} teawiebot.tar.gz

      - name: upload binary
        if: ${{ matrix.output == 'teawiebot' }}
        uses: actions/upload-artifact@v3
        with:
          name: ${{ matrix.output }}
          path: result/bin/${{ matrix.output }}

      - name: upload docker image
        if: ${{ matrix.output == 'container' }}
        uses: actions/upload-artifact@v3
        with:
          name: ${{ matrix.output }}
          path: teawiebot.tar.gz

  upload-to-docker:
    runs-on: ubuntu-latest
    needs: build
    if: github.ref == 'refs/heads/main'

    env:
      REGISTRY: ghcr.io

    steps:
      - name: download docker image
        uses: actions/download-artifact@v3
        with:
          name: container

      - name: login to ghcr
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: "getchoo"
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: upload to ghcr
        run: |
          docker load < teawiebot.tar.gz
          docker tag teawiebot:latest ghcr.io/getchoo/teawiebot:latest
          docker push ghcr.io/getchoo/teawiebot:latest