# Peering
resource "google_compute_network_peering" "left_to_right" {
  name         = "${var.left.network_name}-to-${var.right.network_name}"
  network      = var.left.network_id
  peer_network = var.right.network_id

  export_custom_routes = true
  import_custom_routes = var.hub_spoke ? false : true

  export_subnet_routes_with_public_ip = true
  import_subnet_routes_with_public_ip = var.hub_spoke ? false : true
}

resource "google_compute_network_peering" "right_to_left" {
  name         = "${var.right.network_name}-to-${var.left.network_name}"
  network      = var.right.network_id
  peer_network = var.left.network_id

  export_custom_routes = var.hub_spoke ? false : true
  import_custom_routes = true

  export_subnet_routes_with_public_ip = var.hub_spoke ? false : true
  import_subnet_routes_with_public_ip = true
}