language: python
dist: xenial

python:
  - "3.4"
  - "3.5"
  - "3.6"
  - "3.7"

services:
  - docker

install:
  # install kas to have all kas dependencies:
  - pip install .
  # checkcode dependencies:
  - pip install flake8 pycodestyle doc8 Pygments
  # test dependencies:
  - pip install -U pytest
  # workaround, needed because kas uses a cleaned-up PATH internally
  - sudo ln -s /usr/local/bin/hg /usr/bin/

script:
  - scripts/checkcode.sh .
  - pytest

jobs:
  include:
    - stage: docker
      python: "3.6"
      script:
        - docker build -t kasproject/kas .
        - docker build -t kasproject/kas-isar -f Dockerfile.isar .
        - TAG=`git describe --exact-match --tags 2>/dev/null || echo "<none>"`
        - case "$TRAVIS_BRANCH" in
              master|next|"$TAG")
                  docker login -u="$DOCKER_USERNAME" -p="$DOCKER_PASSWORD";
                  for IMAGE in kasproject/kas kasproject/kas-isar; do
                      if [ "$TRAVIS_BRANCH" == "$TAG" ]; then
                          docker tag $IMAGE $IMAGE:$TAG;
                          docker push $IMAGE:$TAG;
                          docker tag $IMAGE $IMAGE:latest-release;
                          docker push $IMAGE:latest-release;
                      elif [ "$TRAVIS_BRANCH" == "next" ]; then
                          docker tag $IMAGE $IMAGE:next;
                          docker push $IMAGE:next;
                      else
                          docker push $IMAGE;
                      fi
                  done
                  ;;
          esac