version: '3'

vars:
  UNAME:
    sh: uname
  GOOS:
    sh: go env GOOS
  DOCKER_WINDOWS_EXE: C:/build/listen/listen.exe
  DOCKER_EXE: /usr/src/listen/listen

tasks:
  default:
    deps:
      - go-build
  
  go-build:
    cmds:
      - "go build -o out/{{.GOOS}}/listen ."
    precondition:
      - "which go"

  docker-build:
    cmds:
      - "docker build -t listen-build -f docker/build.$os.Dockerfile -e GOOS='{{.GOOS}}' ."
      - "mkdir -p out/{{.GOOS}}"
      - "docker create --name listen-build-tmp listen-build"
      - "docker cp listen-build-tmp:{{.DOCKER_EXE}} out/{{.GOOS}}"
      - "docker rm listen-build-tmp"
    precondition:
      - "which docker"
      - "uname | grep -qe Linux -e MINGW"