#!/bin/bash -e
##########################################################################

# check mandatory parameters have been provided

if [ -z "$PLUGIN_TOKEN" ] || [ -z "$PLUGIN_ARTIFACT" ] || \
       [ -z "$PLUGIN_PACKAGE" ] || [ -z "$PLUGIN_VERSION" ]
then
    echo 'token, artifact, package and version are mandatory settings'
    exit 1
fi

# other optional parameters
BASE_URL=${PLUGIN_URL:-https://git.burble.dn42/api/packages}
USER=${PLUGIN_USER:-burble}
OWNER=${PLUGIN_OWNER:-burble}
FILENAME=${PLUGIN_FILENAME:-$PLUGIN_ARTIFACT}

# version or token could be a filename
function maybe_from_file
{
    local var="$1"
    if [ -r "$var" ]
    then
        cat "$var"
    else
        echo "$var"
    fi
}

VERSION=$(maybe_from_file "$PLUGIN_VERSION")
TOKEN=$(maybe_from_file "$PLUGIN_TOKEN")

##########################################################################

# package URL
url=$(printf '%s/%s/generic/%s/%s/%s' \
             "$BASE_URL" "$OWNER" "$PLUGIN_PACKAGE" \
             "$VERSION" "$PLUGIN_ARTIFACT")

# check if there is already an existing package
status=$(curl --user "${USER}:${TOKEN}" -s -o /dev/null \
              -w "%{http_code}" -X 'GET' "$url")
if [ "$status" -eq 200 ]
then
    echo "Deleting existing package ..."
    curl --user "${USER}:${TOKEN}" -X 'DELETE' "$url"
fi

# finally, actually upload the artifact
curl --user "${USER}:${TOKEN}" --upload-file "$FILENAME" "$url"

##########################################################################
# end of file