# this script is used by the continuous integration server to
# build and publish the docker image for a tagged revsision.
$ErrorActionPreference = "Stop"

$env:GOOS="windows"
$env:GOARCH="amd64"
$env:CGO_ENABLED="0"

if (-not (Test-Path env:VERSION)) {
    $env:VERSION="1809"
}

if (-not (Test-Path env:DRONE_SEMVER_SHORT)) {
    echo "missing semver"
    exit 1
}

if (-not (Test-Path env:REGISTRY)) {
    $env:REGISTRY="docker"
}

# define the image tags
$env:IMAGE_PATCH="plugins/${env:REGISTRY}:${env:DRONE_SEMVER_SHORT}-windows-${env:VERSION}-amd64"
$env:IMAGE_MAJOR="plugins/${env:REGISTRY}:${env:DRONE_SEMVER_MAJOR}-windows-${env:VERSION}-amd64"
$env:IMAGE_MINOR="plugins/${env:REGISTRY}:${env:DRONE_SEMVER_MAJOR}.${env:DRONE_SEMVER_MINOR}-windows-${env:VERSION}-amd64"

echo "build environment:"
echo $env:GOOS
echo $env:GOARCH
echo $env:VERSION

# build the binary
Write-Host "+ go build -o release/windows/amd64/drone-${env:REGISTRY}.exe ./cmd/drone-${env:REGISTRY}"
go build -o release/windows/amd64/drone-${env:REGISTRY}.exe ./cmd/drone-${env:REGISTRY}

# authenticate with the docker registry
docker login -u ${env:USERNAME} -p ${env:PASSWORD}

echo "building images:"
echo ${env:IMAGE_PATCH}
echo ${env:IMAGE_MINOR}
echo ${env:IMAGE_MAJOR}

# build and tag the docker images
Write-Host "+ docker build -f docker/${env:REGISTRY}/Dockerfile.windows.amd64.${env:VERSION} -t ${env:IMAGE_PATCH} ."
docker build -f docker/${env:REGISTRY}/Dockerfile.windows.amd64.${env:VERSION} -t ${env:IMAGE_PATCH} .
Write-Host "+ docker tag ${env:IMAGE_PATCH} ${env:IMAGE_MAJOR}"
docker tag ${env:IMAGE_PATCH} ${env:IMAGE_MAJOR}
Write-Host "+ docker tag ${env:IMAGE_PATCH} ${env:IMAGE_MINOR}"
docker tag ${env:IMAGE_PATCH} ${env:IMAGE_MINOR}

# publish the docker images
Write-Host "+ docker push ${env:IMAGE_MAJOR}"
docker push ${env:IMAGE_MAJOR}
Write-Host "+ docker push ${env:IMAGE_MINOR}"
docker push ${env:IMAGE_MINOR}
Write-Host "+ docker push ${env:IMAGE_PATCH}"
docker push ${env:IMAGE_PATCH}

# remove images after from local cache
Write-Host "+ docker rmi ${env:IMAGE_MAJOR}"
docker rmi ${env:IMAGE_MAJOR}
Write-Host "+ docker rmi ${env:IMAGE_MINOR}"
docker rmi ${env:IMAGE_MINOR}
Write-Host "+ docker rmi ${env:IMAGE_PATCH}"
docker rmi ${env:IMAGE_PATCH}