philomena/lib/philomena/comments/elasticsearch.ex

defmodule Philomena.Comments.Elasticsearch do
  def mapping do
    %{
      settings: %{
        index: %{
          number_of_shards: 5,
          max_result_window: 10_000_000
        }
      },
      mappings: %{
        comment: %{
          _all: %{enabled: false},
          dynamic: false,
          properties: %{
            id: %{type: "integer"},
            posted_at: %{type: "date"},
            ip: %{type: "ip"},
            fingerprint: %{type: "keyword"},
            image_id: %{type: "keyword"},
            user_id: %{type: "keyword"},
            author: %{type: "keyword"},
            image_tag_ids: %{type: "keyword"},
            anonymous: %{type: "keyword"}, # boolean
            hidden_from_users: %{type: "keyword"}, # boolean
            body: %{type: "text", analyzer: "snowball"}
          }
        }
      }
    }
  end

  def as_json(comment) do
    %{
      id: comment.id,
      posted_at: comment.created_at,
      ip: comment.ip |> to_string,
      fingerprint: comment.fingerprint,
      image_id: comment.image_id,
      user_id: comment.user_id,
      author: if(!!comment.user and !comment.anonymous, do: comment.user.name),
      image_tag_ids: comment.image.tags |> Enum.map(& &1.id),
      anonymous: comment.anonymous,
      hidden_from_users: comment.image.hidden_from_users || comment.hidden_from_users,
      body: comment.body
    }
  end
end