# Pleroma: A lightweight social networking server
# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only

defmodule Pleroma.Web.RichMedia.HelpersTest do
  use Pleroma.DataCase

  alias Pleroma.UnstubbedConfigMock, as: ConfigMock
  alias Pleroma.Web.CommonAPI
  alias Pleroma.Web.RichMedia.Helpers

  import Mox
  import Pleroma.Factory
  import Tesla.Mock

  setup do
    mock(fn env -> apply(HttpRequestMock, :request, [env]) end)

    ConfigMock
    |> stub(:get, fn
      [:rich_media, :enabled] -> false
      path -> Pleroma.Test.StaticConfig.get(path)
    end)
    |> stub(:get, fn
      path, default -> Pleroma.Test.StaticConfig.get(path, default)
    end)

    :ok
  end

  test "refuses to crawl incomplete URLs" do
    user = insert(:user)

    {:ok, activity} =
      CommonAPI.post(user, %{
        status: "[test](example.com/ogp)",
        content_type: "text/markdown"
      })

    ConfigMock
    |> stub(:get, fn
      [:rich_media, :enabled] -> true
      path -> Pleroma.Test.StaticConfig.get(path)
    end)

    assert %{} == Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
  end

  test "refuses to crawl malformed URLs" do
    user = insert(:user)

    {:ok, activity} =
      CommonAPI.post(user, %{
        status: "[test](example.com[]/ogp)",
        content_type: "text/markdown"
      })

    ConfigMock
    |> stub(:get, fn
      [:rich_media, :enabled] -> true
      path -> Pleroma.Test.StaticConfig.get(path)
    end)

    assert %{} == Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
  end

  test "crawls valid, complete URLs" do
    user = insert(:user)

    {:ok, activity} =
      CommonAPI.post(user, %{
        status: "[test](https://example.com/ogp)",
        content_type: "text/markdown"
      })

    ConfigMock
    |> stub(:get, fn
      [:rich_media, :enabled] -> true
      path -> Pleroma.Test.StaticConfig.get(path)
    end)

    assert %{page_url: "https://example.com/ogp", rich_media: _} =
             Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
  end

  # This does not seem to work. The urls are being fetched.
  @tag skip: true
  test "refuses to crawl URLs of private network from posts" do
    user = insert(:user)

    {:ok, activity} =
      CommonAPI.post(user, %{status: "http://127.0.0.1:4000/notice/9kCP7VNyPJXFOXDrgO"})

    {:ok, activity2} = CommonAPI.post(user, %{status: "https://10.111.10.1/notice/9kCP7V"})
    {:ok, activity3} = CommonAPI.post(user, %{status: "https://172.16.32.40/notice/9kCP7V"})
    {:ok, activity4} = CommonAPI.post(user, %{status: "https://192.168.10.40/notice/9kCP7V"})
    {:ok, activity5} = CommonAPI.post(user, %{status: "https://pleroma.local/notice/9kCP7V"})

    ConfigMock
    |> stub(:get, fn
      [:rich_media, :enabled] -> true
      path -> Pleroma.Test.StaticConfig.get(path)
    end)

    assert %{} = Helpers.fetch_data_for_activity(activity)
    assert %{} = Helpers.fetch_data_for_activity(activity2)
    assert %{} = Helpers.fetch_data_for_activity(activity3)
    assert %{} = Helpers.fetch_data_for_activity(activity4)
    assert %{} = Helpers.fetch_data_for_activity(activity5)
  end
end