---
name: Openwrt Build

# yamllint disable-line rule:truthy
on:
  release:
    types:
      - published
      - created
      - edited
  push:
    branches:
      - openwrt

  workflow_dispatch:

jobs:
  build:
    name: Build ipkg
    runs-on: ubuntu-latest

    defaults:
      run:
        working-directory: openwrt

    steps:
      - name: Checkout openwrt
        uses: actions/checkout@v3
        with:
          path: openwrt
          repository: openwrt/openwrt

      - name: Set openwrt ref
        run: |
          echo "OPENWRT_REF=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
          git rev-parse --short HEAD

      - name: Checkout n2n
        uses: actions/checkout@v2
        with:
          path: n2n
          fetch-depth: 0

      - name: Fix Checkout
        run: |
          git fetch --force --tags
        working-directory: n2n

      - name: Set n2n ref
        run: |
          echo "N2N_REF=$(./scripts/version.sh)" >> $GITHUB_ENV
          ./scripts/version.sh
        working-directory: n2n

      - name: Copy n2n package definition into openwrt
        run: |
          cp -r n2n/packages/openwrt openwrt/package/n2n
        working-directory: ./

      - name: Cache openwrt source downloads
        uses: actions/cache@v3
        with:
          path: openwrt/dl
          key: openwrt-dl-${{ env.OPENWRT_REF }}

      - name: Setup openwrt config and environment
        run: |
          echo "CONFIG_TARGET_x86=y" >.config
          echo "CONFIG_TARGET_x86_64=y" >>.config

      - name: Add n2n package to openwrt config
        run: |
          echo "CONFIG_PACKAGE_n2n-edge=m" >>.config
          echo "CONFIG_PACKAGE_n2n-supernode=m" >>.config

      - name: Build a full config from our stub file
        run: |
          make defconfig

      - name: Download openwrt sources
        run: |
          make download

      - name: Build openwrt build environment
        run: |
          make -j `nproc` tools/install toolchain/install

      - name: Build n2n dependancies
        run: |
          make -j `nproc` package/libs/libpcap/compile

      - name: Build n2n openwrt packages
        env:
          N2N_PKG_VERSION: ${{ env.N2N_REF }}
        run: |
          echo "Build for $N2N_PKG_VERSION"
          export N2N_PKG_VERSION
          make package/n2n/clean V=s
          make package/n2n/prepare USE_SOURCE_DIR=$GITHUB_WORKSPACE/n2n V=s
          make package/n2n/compile V=s

# FIXME: add a way to run the test suite!
#      - name: Run embedded tests
#        run: make test

      - name: Upload built artifacts
        uses: actions/upload-artifact@v2
        with:
          name: built-ipkgs
          path: openwrt/bin/packages/*/base/*.ipk