locals {
  shares_mapping = {
    "low"    = 500
    "normal" = 1000
    "high"   = 2000
  }
}

resource "vsphere_resource_pool" "resource_groups" {
  for_each = var.resource_groups

  name                    = each.value.name
  parent_resource_pool_id = data.vsphere_compute_cluster.cluster.resource_pool_id

  cpu_reservation = each.value.cpu_reservation
  cpu_expandable  = each.value.cpu_expandable
  cpu_limit       = each.value.cpu_limit
  cpu_shares      = lookup(local.shares_mapping, each.value.cpu_shares, 1000)

  memory_reservation = each.value.memory_reservation
  memory_expandable  = each.value.memory_expandable
  memory_limit       = each.value.memory_limit
  memory_shares      = lookup(local.shares_mapping, each.value.memory_shares, 1000)

  tags = [
    vsphere_tag.environment.id,
    vsphere_tag.resource_group[each.key].id
  ]
}

resource "vsphere_tag_category" "environment" {
  name        = "Environment"
  description = "Environment category for resource groups"
  cardinality = "SINGLE"

  associable_types = [
    "ResourcePool",
  ]
}

resource "vsphere_tag" "environment" {
  name        = var.environment
  category_id = vsphere_tag_category.environment.id
  description = "Environment tag for ${var.environment}"
}

resource "vsphere_tag_category" "resource_group_type" {
  name        = "ResourceGroupType"
  description = "Resource group type category"
  cardinality = "SINGLE"

  associable_types = [
    "ResourcePool",
  ]
}

resource "vsphere_tag" "resource_group" {
  for_each = var.resource_groups

  name        = each.key
  category_id = vsphere_tag_category.resource_group_type.id
  description = "Resource group tag for ${each.value.name}"
}