#!/bin/bash
set -e
set -o pipefail

if [ -z "${WILD_INSTANCE}" ]; then
    echo "ERROR: WILD_INSTANCE is not set"
    exit 1
fi

if [ -z "${WILD_API_DATA_DIR}" ]; then
    echo "ERROR: WILD_API_DATA_DIR is not set"
    exit 1
fi

if [ -z "${KUBECONFIG}" ]; then
    echo "ERROR: KUBECONFIG is not set"
    exit 1
fi

INSTANCE_DIR="${WILD_API_DATA_DIR}/instances/${WILD_INSTANCE}"
LONGHORN_DIR="${INSTANCE_DIR}/apps/longhorn"

echo "=== Setting up Longhorn ==="
echo ""

echo "Using pre-compiled Longhorn templates..."
if [ ! -f "${LONGHORN_DIR}/kustomization.yaml" ]; then
    echo "ERROR: Compiled templates not found at ${LONGHORN_DIR}"
    echo "Templates should be compiled before deployment."
    exit 1
fi

echo "Deploying Longhorn..."
kubectl apply -k ${LONGHORN_DIR}/

echo "Waiting for Longhorn to be ready..."
kubectl wait --for=condition=available --timeout=300s deployment/longhorn-driver-deployer -n longhorn-system || true

echo ""
echo "Longhorn installed successfully"
echo ""
echo "To verify the installation:"
echo "  kubectl get pods -n longhorn-system"
echo "  kubectl get storageclass"
echo ""
echo "To access the Longhorn UI:"
echo "  kubectl port-forward -n longhorn-system svc/longhorn-frontend 8080:80"