#!/usr/bin/env bash

starttime=$(date +%s.%N)
username="${NPM_USERNAME:-$PLUGIN_USERNAME}"
password="${NPM_PASSWORD:-$PLUGIN_PASSWORD}"
email="${NPM_EMAIL:-$PLUGIN_EMAIL}"
registry="${NPM_REGISTRY:-$PLUGIN_REGISTRY}"
scope="${NPM_SCOPE:-$PLUGIN_SCOPE}"
path="${PLUGIN_PATH:-./}"
token="${NPM_TOKEN:-$PLUGIN_TOKEN}"

set -e

echo "-- Setting up authentication from NPM..."

if [ -z "$registry" ]; then
    registry="registry.npmjs.org"
fi
if [ -z "$token" ]; then
    if [ -z "$username" ]; then
        echo "-- Username is not set!"
        exit 1
    fi
    if [ -z "$password" ]; then
        echo "-- Password is not set!"
        exit 1
    fi
    if [ -z "$email" ]; then
        echo "-- Email is not set!"
        exit 1
    fi
    if [ -z "$scope" ]; then
        scope_option=""
    else
        scope_option="--scope=$scope"
    fi

    expect-npm-auth "npm login --registry $registry $scope_option" $username $password $email >/dev/null 2>&1
else
    echo "//$registry/:_authToken=$token" > ~/.npmrc
fi

endtime=$(date +%s.%N)
echo "duration: $(echo "$endtime $starttime" | awk '{printf "%f", $1 - $2}')s"

if [ ! -e ~/.npmrc ]; then
    echo "-- Error logging into NPM"
    exit 1
else
    printf "\n" >> $path.npmrc
    cat ~/.npmrc >> $path.npmrc
    echo "-- NPM authentication done!"
fi