os: linux

language: shell

branches:
  only:
    - code-server-golang

services:
  - docker

env:
  global:
    - DOCKERHUB="linuxserver/mods"
    - BASEIMAGE="code-server"
    - MODNAME="golang"

jobs:
  include:
    - stage: PR-BuildImage
      if: (type IN (pull_request))
      script:
        # Build image
        - docker build --no-cache -t ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${TRAVIS_COMMIT} .
    - stage: BuildImage
      if: (NOT (type IN (pull_request)))
      script:
        # Set version
        - GO_WEBSITE=$(curl -sX GET https://golang.org/dl/)
        - GO_VERSION=${GO_VERSION:-$(echo "$GO_WEBSITE" | grep -o '<span.*>.*linux-amd64.*</span>' | grep -oP '(?<=go).*(?=.linux)')}
        - if [ $(echo "$GO_VERSION" | tr -d -c '.' | awk '{ print length; }') = "1" ]; then GO_TAG="${GO_VERSION}.0"; else GO_TAG="${GO_VERSION}"; fi
        - GO_TAG_MINOR=$(echo "$GO_TAG" | awk 'BEGIN{FS=OFS="."} NF--')
        - GO_TAG_MAJOR=$(echo "$GO_TAG_MINOR" | awk 'BEGIN{FS=OFS="."} NF--')
        - echo "GO_TAG is $GO_TAG GO_TAG_MINOR is $GO_TAG_MINOR GO_TAG_MAJOR is $GO_TAG_MAJOR"
        - if [ "$GO_VERSION" == $(echo "$GO_WEBSITE" | grep -o '<span.*>.*linux-amd64.*</span>' | grep -oP '(?<=go).*(?=.linux)') ]; then LATEST="true"; fi
        - if [ "$GO_VERSION" == $(echo "$GO_WEBSITE" | grep -o 'download" href=".*linux-amd64.tar.gz">' | grep -oP '(?<=go/go).*(?=.linux)' | grep -m 1 ^${GO_TAG_MINOR}) ]; then LATEST_MINOR="true"; fi
        - if [ "$GO_VERSION" == $(echo "$GO_WEBSITE" | grep -o 'download" href=".*linux-amd64.tar.gz">' | grep -oP '(?<=go/go).*(?=.linux)' | grep -m 1 ^${GO_TAG_MAJOR}) ]; then LATEST_MAJOR="true"; fi
        - echo "LATEST is ${LATEST:-not true}, LATEST_MINOR is ${LATEST_MINOR:-not true}, LATEST_MAJOR is ${LATEST_MAJOR:-not true}"
        # Build image
        - docker build --no-cache --build-arg GO_VERSION=${GO_VERSION} -t ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG} .
        - if [ "$LATEST_MAJOR" == "true" ]; then docker tag ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG} ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG_MAJOR}; fi
        - if [ "$LATEST_MINOR" == "true" ]; then docker tag ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG} ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG_MINOR}; fi
        - if [ "$LATEST" == "true" ]; then docker tag ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG} ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}; fi
        # Login to DockerHub
        - echo $DOCKERPASS | docker login -u $DOCKERUSER --password-stdin
        # Push all of the tags
        - docker push ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG}
        - if [ "$LATEST_MAJOR" == "true" ]; then docker push ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG_MAJOR}; fi
        - if [ "$LATEST_MINOR" == "true" ]; then docker push ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}-${GO_TAG_MINOR}; fi
        - if [ "$LATEST" == "true" ]; then docker push ${DOCKERHUB}:${BASEIMAGE}-${MODNAME}; fi