name: Go

on:
  push:
    branches: [ "master" ]
  pull_request:
    branches: [ "master" ]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4

    - name: Set up Go
      uses: actions/setup-go@v4
      with:
        go-version: '1.22'

    - name: Build
      run: go build -v ./...

  build-readme:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4

    - name: Set up Go
      uses: actions/setup-go@v4
      with:
        go-version: '1.22'

    - name: Build go snippets in readme
      run: |
          mkdir -p ~/.local/bin/
          wget -O ~/.local/bin/lintdown.sh https://raw.githubusercontent.com/ChillerDragon/lintdown.sh/master/lintdown.sh
          chmod +x ~/.local/bin/lintdown.sh
          lintdown.sh README.md

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

    - name: Set up Go
      uses: actions/setup-go@v4
      with:
        go-version: '1.22'

    - name: Test
      run: go test -v ./...

  format:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4

    - name: Set up Go
      uses: actions/setup-go@v4
      with:
        go-version: '1.22'

    - name: Format
      run: diff -u <(echo -n) <(gofmt -d ./)


  teeworlds:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4

    - name: Check game messages
      run: |
        if errors="$(grep -FA1 'System()' $(grep MsgGame  -lr messages7/) | grep "return true")"
        then
          printf '%s\n' "$errors"
          exit 1
        fi

    - name: Check system messages
      run: |
        if errors="$(grep -FA1 'System()' $(grep MsgSys  -lr messages7/) | grep "return false")"
        then
          printf '%s\n' "$errors"
          exit 1
        fi