defmodule ToweropsWeb.Api.V1.OrganizationController do
  @moduledoc "API controller for current organization settings."
  use ToweropsWeb, :controller

  alias Towerops.Organizations

  def show(conn, _params) do
    organization_id = conn.assigns.current_organization_id
    org = Organizations.get_organization!(organization_id)
    json(conn, %{data: format_org(org)})
  end

  def update(conn, %{"organization" => attrs}) do
    organization_id = conn.assigns.current_organization_id
    org = Organizations.get_organization!(organization_id)

    case Organizations.update_organization(org, attrs) do
      {:ok, updated} ->
        json(conn, %{data: format_org(updated)})

      {:error, changeset} ->
        conn
        |> put_status(:unprocessable_entity)
        |> json(%{errors: translate_errors(changeset)})
    end
  end

  def update(conn, _params) do
    conn |> put_status(:bad_request) |> json(%{error: "Missing 'organization' parameter"})
  end

  defp format_org(org) do
    %{
      id: org.id,
      name: org.name,
      slug: org.slug,
      subscription_plan: org.subscription_plan,
      use_sites: org.use_sites,
      snmp_version: org.snmp_version,
      snmp_community: org.snmp_community,
      snmp_port: org.snmp_port,
      snmp_transport: org.snmp_transport,
      snmpv3_security_level: org.snmpv3_security_level,
      snmpv3_username: org.snmpv3_username,
      snmpv3_auth_protocol: org.snmpv3_auth_protocol,
      snmpv3_priv_protocol: org.snmpv3_priv_protocol,
      mikrotik_enabled: org.mikrotik_enabled,
      mikrotik_username: org.mikrotik_username,
      mikrotik_port: org.mikrotik_port,
      mikrotik_ssh_port: org.mikrotik_ssh_port,
      mikrotik_use_ssl: org.mikrotik_use_ssl,
      default_agent_token_id: org.default_agent_token_id,
      inserted_at: org.inserted_at,
      updated_at: org.updated_at
    }
  end

  defp translate_errors(changeset) do
    Ecto.Changeset.traverse_errors(changeset, fn {msg, opts} ->
      Regex.replace(~r"%{(\w+)}", msg, fn _, key ->
        if String.length(key) <= 50 and String.match?(key, ~r/^[a-z_]+$/) do
          opts |> Keyword.get(String.to_existing_atom(key), key) |> to_string()
        else
          key
        end
      end)
    end)
  end
end