#!/usr/bin/env bash
set -euo pipefail

set +x

SCRIPTPATH="$( cd "$(dirname "$0")" ; pwd -P )"
AM_HELM_CHART=$SCRIPTPATH/../../config/helm/appmesh-controller/
TMP_DIR="$SCRIPTPATH/../../build"
PLATFORM=$(uname | tr '[:upper:]' '[:lower:]')
HELM3_VERSION="3.3.1"
HELM2_VERSION="2.16.10"
HELM_DIR="${SCRIPTPATH}/../../config/helm"

mkdir -p $TMP_DIR

if [ ! -x "$TMP_DIR/helm" ]; then
    echo "🥑 Downloading the \"helm3\" binary"
    curl -L https://get.helm.sh/helm-v$HELM3_VERSION-$PLATFORM-amd64.tar.gz | tar zxf - -C $TMP_DIR
    mv $TMP_DIR/$PLATFORM-amd64/helm $TMP_DIR/.
    chmod +x $TMP_DIR/helm
    echo "👍 Downloaded the \"helm\" binary"
fi

if [ ! -x "$TMP_DIR/helm2" ]; then
    echo "🥑 Downloading the \"helm2\" binary"
    curl -L https://get.helm.sh/helm-v$HELM2_VERSION-$PLATFORM-amd64.tar.gz | tar zxf - -C $TMP_DIR
    mv $TMP_DIR/$PLATFORM-amd64/helm $TMP_DIR/helm2
    chmod +x $TMP_DIR/helm2
    echo "👍 Downloaded the \"helm2\" binary"
fi
export PATH=$TMP_DIR:$PATH

echo "=============================================================================="
echo "                     Linting Helm Chart w/ Helm v3"
echo "=============================================================================="
helm lint $AM_HELM_CHART

echo "=============================================================================="
echo "                     Linting Helm Chart w/ Helm v2"
echo "=============================================================================="
helm2 lint $AM_HELM_CHART

echo "✅ Helm Linting for v2 and v3 have successfully completed!"

echo "=============================================================================="
echo "                   Generate Template w/ Helm v3"
echo "=============================================================================="

helm template appmesh-controller "${HELM_DIR}/appmesh-controller" --debug --namespace=appmesh-system -f "${HELM_DIR}/appmesh-controller/test.yaml" > /dev/null

echo "=============================================================================="
echo "                   Generate Template w/ Helm v2"
echo "=============================================================================="

helm2 template --name appmesh-controller "${HELM_DIR}/appmesh-controller" --debug --namespace=appmesh-system -f "${HELM_DIR}/appmesh-controller/test.yaml" > /dev/null

echo "✅ Helm template generation for v2 and v3 have successfully completed!"