#!/usr/bin/env bash

set -x
set -euo pipefail

ROOT=$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)

remote_config=${CONFIG_PATH}
local_config=/tmp/base-config.yaml
bucket_name=${remote_config#s3://}
bucket_name=${bucket_name%%/*}
output_bucket_region=$(aws s3api get-bucket-location --bucket=$bucket_name --query="LocationConstraint" \
  --region=us-west-2 --output=text --no-cli-pager)
aws s3 cp ${remote_config} ${local_config}  --region=$output_bucket_region

cloud_provider=$(yq '.cloudProvider' "${local_config}")
region=$(yq '.region' "${local_config}")
logical_region_name=$(yq '.name' "${local_config}")
env=$(yq '.env' "${local_config}")
cluster_name=$(yq '.k8s.name' "${local_config}")
hosted_zone_name=$(yq '.jobOptions.o11y.dns.hostedZoneName // ""' "${local_config}")
rs_domain_name=$(yq '.jobOptions.o11y.dns.rsDomainName // ""' "${local_config}")
ds_domain_name=$(yq '.jobOptions.o11y.dns.dsDomainName // ""' "${local_config}")
pca_arn=$(yq '.jobOptions.o11y.dns.pcaArn' "${local_config}")
echo "cloud_provider: $cloud_provider"
echo "region: $region"
echo "logical_region_name: $logical_region_name"
echo "env: $env"
echo "cluster_name: $cluster_name"
echo "pca_arn: $pca_arn"

if [ -z "$hosted_zone_name" ]; then
  if [ "$env" == "prod" ]; then
      hosted_zone_name="observability.tidbcloud.com"
  else
      hosted_zone_name="observability-$env.pingcap.cloud"
  fi
fi
echo "hosted_zone_name: $hosted_zone_name"

if [ -z "$rs_domain_name" ]; then
  rs_domain_name=www.rs.$logical_region_name.aws.$hosted_zone_name
fi
echo "rs_domain_name: $rs_domain_name"

if [ -z "$ds_domain_name" ]; then
  ds_domain_name=www.ds.$logical_region_name.aws.$hosted_zone_name
fi
echo "ds_domain_name: $ds_domain_name"

if [ -n "$pca_arn" ] && [ "$pca_arn" != "null" ]; then
  use_pca="true"
else
  use_pca="false"
fi
echo "use_pca: $use_pca"

hosted_zone_id=$(aws route53 list-hosted-zones \
  --query "HostedZones[?Name=='$hosted_zone_name.'].Id" \
  --output text)
hosted_zone_id_suffix=${hosted_zone_id#/hostedzone/}
echo "hosted_zone_id: $hosted_zone_id"
echo "hosted_zone_id_suffix: $hosted_zone_id_suffix"

aws cloudformation deploy \
  --region $region \
  --stack-name auto-deploy-$cluster_name-ingress \
  --template-file $ROOT/aws/cloudformation/ingress.yaml \
  --parameter-overrides \
    Env=$env \
    Region=$region \
    ClusterName=$cluster_name \
    RsDomainName=$rs_domain_name \
    DsDomainName=$ds_domain_name \
    HostedZoneId=$hosted_zone_id_suffix \
    UsePCA=$use_pca \
    PCAArn=$pca_arn