git.squeep.com Git - akkoma/blob - lib/pleroma/migrators/hashtags_table_migrator/state.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Migrators.HashtagsTableMigrator.State do
   6   use Agent
   7
   8   @init_state %{}
   9   @reg_name {:global, __MODULE__}
  10
  11   def start_link(_) do
  12     Agent.start_link(fn -> @init_state end, name: @reg_name)
  13   end
  14
  15   def get do
  16     Agent.get(@reg_name, & &1)
  17   end
  18
  19   def put(key, value) do
  20     Agent.update(@reg_name, fn state ->
  21       Map.put(state, key, value)
  22     end)
  23   end
  24
  25   def increment(key, increment \\ 1) do
  26     Agent.update(@reg_name, fn state ->
  27       updated_value = (state[key] || 0) + increment
  28       Map.put(state, key, updated_value)
  29     end)
  30   end
  31 end