Initial meilisearch implementation, doesn't delete posts yet

lib/pleroma/search/meilisearch.ex

@@ -0,0 +1,60 @@
+defmodule Pleroma.Search.Meilisearch do
+  require Logger
+
+  alias Pleroma.Activity
+
+  import Pleroma.Activity.Search
+  import Ecto.Query
+
+  def search(user, query, options \\ []) do
+    limit = Enum.min([Keyword.get(options, :limit), 40])
+    offset = Keyword.get(options, :offset, 0)
+    author = Keyword.get(options, :author)
+
+    endpoint = Pleroma.Config.get([Pleroma.Search.Meilisearch, :url])
+
+    {:ok, result} =
+      Pleroma.HTTP.post(
+        "#{endpoint}/indexes/objects/search",
+        Jason.encode!(%{q: query, offset: offset, limit: limit})
+      )
+
+    hits = Jason.decode!(result.body)["hits"] |> Enum.map(& &1["ap"])
+
+    try do
+      hits
+      |> Activity.create_by_object_ap_id()
+      |> Activity.with_preloaded_object()
+      |> Activity.with_preloaded_object()
+      |> Activity.restrict_deactivated_users()
+      |> maybe_restrict_local(user)
+      |> maybe_restrict_author(author)
+      |> maybe_restrict_blocked(user)
+      |> maybe_fetch(user, query)
+      |> order_by([activity], desc: activity.id)
+      |> Pleroma.Repo.all()
+    rescue
+      _ -> maybe_fetch([], user, query)
+    end
+  end
+
+  def add_to_index(activity) do
+    object = activity.object
+
+    if activity.data["type"] == "Create" and not is_nil(object) and object.data["type"] == "Note" do
+      data = object.data
+
+      endpoint = Pleroma.Config.get([Pleroma.Search.Meilisearch, :url])
+
+      {:ok, result} =
+        Pleroma.HTTP.post(
+          "#{endpoint}/indexes/objects/documents",
+          Jason.encode!([%{id: object.id, source: data["source"], ap: data["id"]}])
+        )
+
+      if not Map.has_key?(Jason.decode!(result.body), "updateId") do
+        Logger.error("Failed to add activity #{activity.id} to index: #{result.body}")
+      end
+    end
+  end
+end