name: CI

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

defaults:
  run:
    shell: bash

env:
  # go needs absolute directories, using the $HOME variable doesn't work here.
  GOCACHE: /home/runner/work/go/pkg/build
  GOPATH: /home/runner/work/go
  GO111MODULE: on

  # If you change this value, please change it in the following files as well:
  # /Dockerfile
  GO_VERSION: 1.17

jobs:
  ########################
  # RPC compile and check
  ########################
  rpc-check:
    name: RPC compilation check
    runs-on: ubuntu-latest
    steps:
      - name: git checkout
        uses: actions/checkout@v2

      - name: setup go ${{ env.GO_VERSION }}
        uses: actions/setup-go@v2
        with:
          go-version: '~${{ env.GO_VERSION }}'

      - name: RPC for JS compilation
        run: make rpc-js-compile

      - name: run check
        run: make rpc-check
  
  ########################
  # go mod check
  ########################
  mod-check:
    name: go mod check
    runs-on: ubuntu-latest
    steps:
      - name: git checkout
        uses: actions/checkout@v2

      - name: setup go ${{ env.GO_VERSION }}
        uses: actions/setup-go@v2
        with:
          go-version: '~${{ env.GO_VERSION }}'

      - name: run check
        run: make mod-check

  ########################
  # build and lint code
  ########################
  lint:
    name: build and lint code
    runs-on: ubuntu-latest
    steps:
      - name: git checkout
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: go cache
        uses: actions/cache@v1
        with:
          path: /home/runner/work/go
          key: lnd-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            loop-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-${{ hashFiles('**/go.sum') }}
            loop-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-
            loop-${{ runner.os }}-go-${{ env.GO_VERSION }}-
            loop-${{ runner.os }}-go-

      - name: setup go ${{ env.GO_VERSION }}
        uses: actions/setup-go@v2
        with:
          go-version: '~${{ env.GO_VERSION }}'

      - name: build
        run: make build tags=dev

      - name: lint
        run: make lint

  ########################
  # run unit tests
  ########################
  unit-test:
    name: run unit tests
    runs-on: ubuntu-latest
    steps:
      - name: git checkout
        uses: actions/checkout@v2

      - name: go cache
        uses: actions/cache@v1
        with:
          path: /home/runner/work/go
          key: lnd-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            loop-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-${{ hashFiles('**/go.sum') }}
            loop-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-
            loop-${{ runner.os }}-go-${{ env.GO_VERSION }}-
            loop-${{ runner.os }}-go-

      - name: setup go ${{ env.GO_VERSION }}
        uses: actions/setup-go@v2
        with:
          go-version: '~${{ env.GO_VERSION }}'

      - name: run unit tests
        run: make unit