chuckya/app/controllers/api/v1/statuses/reactions_controller.rb
2024-03-26 20:43:00 -05:00

98 lines
2.9 KiB
Ruby

# frozen_string_literal: true
class Api::V1::Statuses::ReactionsController < Api::V1::Statuses::BaseController
REACTIONS_LIMIT = 30
before_action -> { doorkeeper_authorize! :write, :'write:favourites' }, only: [:create, :destroy]
before_action -> { authorize_if_got_token! :read, :'read:accounts' }, only: [:index]
before_action :require_user!, only: [:create, :destroy]
before_action :set_reactions, only: [:index]
after_action :insert_pagination_headers, only: [:index]
def index
cache_if_unauthenticated!
render json: @reactions, each_serializer: REST::StatusReactionSerializer
end
def create
ReactService.new.call(current_account, @status, params[:id])
render json: @status, serializer: REST::StatusSerializer
end
def destroy
UnreactWorker.perform_async(current_account.id, @status.id, params[:id])
render json: @status, serializer: REST::StatusSerializer, relationships: StatusRelationshipsPresenter.new([@status], current_account.id, reactions_map: { @status.id => false })
rescue Mastodon::NotPermittedError
not_found
end
private
def set_reactions
@reactions = ordered_reactions.select(
[:id, :account_id, :name, :custom_emoji_id].tap do |values|
values << value_for_reaction_me_column(current_account)
end
).to_a_paginated_by_id(
limit_param(REACTIONS_LIMIT),
params_slice(:max_id, :since_id, :min_id)
)
end
def ordered_reactions
StatusReaction.where(status: @status)
.group(:status_id, :id, :account_id, :name, :custom_emoji_id).order(
Arel.sql('MIN(created_at)').asc
)
end
def value_for_reaction_me_column(account)
if account.nil?
'FALSE AS me'
else
<<~SQL.squish
EXISTS(
SELECT 1
FROM status_reactions inner_reactions
WHERE inner_reactions.account_id = #{account.id}
AND inner_reactions.status_id = status_reactions.status_id
AND inner_reactions.name = status_reactions.name
AND (
inner_reactions.custom_emoji_id = status_reactions.custom_emoji_id
OR inner_reactions.custom_emoji_id IS NULL
AND status_reactions.custom_emoji_id IS NULL
)
) AS me
SQL
end
end
def insert_pagination_headers
set_pagination_headers(next_path, prev_path)
end
def next_path
api_v1_status_reactions_url pagination_params(max_id: pagination_max_id) if records_continue?
end
def prev_path
api_v1_status_reactions_url pagination_params(since_id: pagination_since_id) unless @reactions.empty?
end
def pagination_max_id
@reactions.last.id
end
def pagination_since_id
@reactions.first.id
end
def records_continue?
@reactions.size == limit_param(REACTIONS_LIMIT)
end
def pagination_params(core_params)
params.slice(:limit).permit(:limit).merge(core_params)
end
end