# Set things up to use the OS-native packages for Go.  Anything that
# is downloaded by go during the `go fmt` stage is not coming from the
# Debian/Ubuntu repo. So those would need to be packaged for this to
# make it into Debian and/or Ubuntu.
.debian-native-template: &debian-native-template
  variables:
    DEBIAN_FRONTEND: noninteractive
    GOPATH: /usr/share/gocode
  before_script:
    - apt-get -qy update
    - apt-get -qy install --no-install-recommends
        build-essential
        ca-certificates
        git
        golang
        golang-github-cheekybits-genny-dev
        golang-github-jtolds-gls-dev
        golang-github-klauspost-reedsolomon-dev
        golang-github-lucas-clemente-quic-go-dev
        golang-github-smartystreets-assertions-dev
        golang-github-smartystreets-goconvey-dev
        golang-github-tjfoc-gmsm-dev
        golang-github-xtaci-kcp-dev
        golang-github-xtaci-smux-dev
        golang-golang-x-crypto-dev
        golang-golang-x-net-dev
        golang-golang-x-sys-dev
        golang-golang-x-text-dev
        golang-golang-x-xerrors-dev
        lbzip2

# use Go installed as part of the official, Debian-based Docker images
.golang-docker-debian-template: &golang-docker-debian-template
  variables:
    DEBIAN_FRONTEND: noninteractive
  before_script:
    - apt-get -qy update
    - apt-get -qy install --no-install-recommends
        ca-certificates
        git
        lbzip2

.test-template: &test-template
  artifacts:
    name: "${CI_PROJECT_PATH}_${CI_JOB_STAGE}_${CI_COMMIT_REF_NAME}_${CI_COMMIT_SHA}"
    paths:
      - client/*.aar
      - client/*.jar
      - client/client
    expire_in: 1 day
    when: on_success
  after_script:
    - echo "Download debug artifacts from https://gitlab.com/${CI_PROJECT_PATH}/-/jobs"
  script:
    - test -z "$(go fmt ./...)"
    - go vet ./...
    - go test -v -race ./...

    - cd $CI_PROJECT_DIR/client/
    - go get
    - go build

    # build for Android if this is the right job
    - test "$CI_JOB_NAME" = "android" || exit 0
    - export GRADLE_USER_HOME=$PWD/.gradle
    # This build was setup before go.mod was a thing, go back to the old days!
    # 920f6791f3ec8e7467c43ee0cefffe63200bed2b broke the gomobile build.
    # https://dev.to/maelvls/why-is-go111module-everywhere-and-everything-about-go-modules-24k
    - export GO111MODULE=off
    - go version
    - go env

    - go get golang.org/x/mobile/cmd/gomobile
    - go get golang.org/x/mobile/cmd/gobind
    - go install golang.org/x/mobile/cmd/gomobile
    - go install golang.org/x/mobile/cmd/gobind
    - echo y | $ANDROID_HOME/tools/bin/sdkmanager 'ndk-bundle' > /dev/null
    - gomobile init

    # Create symbolic links under $GOPATH, this is needed for local build
    - export src=$GOPATH/src
    - mkdir -p $src/git.torproject.org/pluggable-transports
    - mkdir -p $src/github.com/keroserene
    - mkdir -p $src/gitlab.com/$CI_PROJECT_NAMESPACE
    - ln -s $CI_PROJECT_DIR $src/git.torproject.org/pluggable-transports/snowflake
    - ln -s $CI_PROJECT_DIR $src/github.com/keroserene/snowflake
    - ln -s $CI_PROJECT_DIR $src/gitlab.com/$CI_PROJECT_PATH

    - git -C $CI_PROJECT_DIR reset --hard
    - git -C $CI_PROJECT_DIR clean -fdx
    - cd $CI_PROJECT_DIR/client
    # gomobile builds a shared library not a CLI executable
    - sed -i 's,^package main$,package snowflakeclient,' snowflake.go client_test.go
    - gomobile bind -v -target=android git.torproject.org/pluggable-transports/snowflake/client


# -- jobs ------------------------------------------------------------

android:
  image: registry.gitlab.com/fdroid/ci-images-client
  variables:
    GOPATH: "/go"
  cache:
    paths:
      - .gradle/wrapper
      - .gradle/caches
  before_script:
    - apt-get -qy update
    - apt-get -qy install --no-install-recommends
        build-essential
        gnupg
        wget
    - cd /usr/local
    - export gotarball="go1.13.12.linux-amd64.tar.gz"
    - wget -q https://dl.google.com/go/${gotarball}
    - wget -q https://dl.google.com/go/${gotarball}.asc
    - curl https://dl.google.com/linux/linux_signing_key.pub | gpg --import
    - gpg --verify ${gotarball}.asc
    - echo "9cacc6653563771b458c13056265aa0c21b8a23ca9408278484e4efde4160618  ${gotarball}" | sha256sum -c
    - tar -xzf ${gotarball}
    - export PATH="/usr/local/go/bin:$GOPATH/bin:$PATH"  # putting this in 'variables:' cause weird runner errors
    - cd $CI_PROJECT_DIR
  <<: *test-template

go-1.13:
  image: golang:1.13-stretch
  <<: *golang-docker-debian-template
  <<: *test-template

go-1.14:
  image: golang:1.14-stretch
  <<: *golang-docker-debian-template
  <<: *test-template

debian-testing:
  image: debian:testing
  <<: *debian-native-template
  <<: *test-template