mobilizon.chapril.org-mobil.../lib/service/workers/build_search_worker.ex
Thomas Citharel 95ba76a0fa
Fix issue when updating event and introduce background jobs
Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2019-11-04 16:40:36 +01:00

76 lines
1.9 KiB
Elixir

defmodule Mobilizon.Service.Workers.BuildSearchWorker do
@moduledoc """
Worker to build search results
"""
alias Mobilizon.Events
alias Mobilizon.Events.Event
alias Mobilizon.Storage.Repo
alias Ecto.Adapters.SQL
use Mobilizon.Service.Workers.WorkerHelper, queue: "search"
@impl Oban.Worker
def perform(%{"op" => "insert_search_event", "event_id" => event_id}, _job) do
with {:ok, %Event{} = event} <- Events.get_event_with_preload(event_id) do
insert_search_event(event)
end
end
def perform(%{"op" => "update_search_event", "event_id" => event_id}, _job) do
with {:ok, %Event{} = event} <- Events.get_event_with_preload(event_id) do
update_search_event(event)
end
end
def insert_search_event(%Event{} = event) do
SQL.query(
Repo,
"""
INSERT INTO event_search(id, title, document) VALUES ($1, $2, (
SELECT
setweight(to_tsvector(unaccent($2)), 'A') ||
setweight(to_tsvector(unaccent(coalesce($4, ' '))), 'B') ||
setweight(to_tsvector(unaccent($3)), 'C')
)
);
""",
[
event.id,
event.title,
HtmlSanitizeEx.strip_tags(event.description),
get_tags_string(event)
]
)
end
def update_search_event(%Event{} = event) do
SQL.query(
Repo,
"""
UPDATE event_search
SET document =
(SELECT
setweight(to_tsvector(unaccent($2)), 'A') ||
setweight(to_tsvector(unaccent(coalesce($4, ' '))), 'B') ||
setweight(to_tsvector(unaccent($3)), 'C')
),
title = $2
WHERE id = $1;
""",
[
event.id,
event.title,
HtmlSanitizeEx.strip_tags(event.description),
get_tags_string(event)
]
)
end
defp get_tags_string(%Event{tags: tags}) do
tags
|> Enum.map(& &1.title)
|> Enum.join(" ")
end
end