data "aws_iam_policy_document" "assume_role_policy" {
  version = "2012-10-17"
  statement {
    actions = ["sts:AssumeRole"]
    effect  = "Allow"
    principals {
      type = "Service"
      identifiers = var.aws_services
    }
  }
}

resource "aws_iam_role" "this" {
  name = "${var.name_prefix}-${var.name}"

  assume_role_policy = data.aws_iam_policy_document.assume_role_policy.json
  tags               = var.common_tags
}

locals {
  policies_list = var.policies_list
}

resource "aws_iam_role_policy_attachment" "attachments" {
  count      = length(local.policies_list)
  role       = aws_iam_role.this.id
  policy_arn = local.policies_list[count.index]
}