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Refactor of API timeline actions (#3263)

- Increase coverage to exercise all parts of each action
- Move into namespace to share common code
- Misc refactor of each action for smaller methods, simpler code
gh/stable
Matt Jankowski 2017-05-23 12:11:39 -04:00 committed by Eugen Rochko
parent 256e3adc1d
commit 4289ed1d13
11 changed files with 298 additions and 97 deletions

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@ -0,0 +1,30 @@
# frozen_string_literal: true
module Api::V1::Timelines
class BaseController < ApiController
respond_to :json
after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
private
def cache_collection(raw)
super(raw, Status)
end
def pagination_params(core_params)
params.permit(:local, :limit).merge(core_params)
end
def insert_pagination_headers
set_pagination_headers(next_path, prev_path)
end
def next_path
raise 'Override in child controllers'
end
def prev_path
raise 'Override in child controllers'
end
end
end

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@ -0,0 +1,44 @@
# frozen_string_literal: true
module Api::V1::Timelines
class HomeController < BaseController
before_action -> { doorkeeper_authorize! :read }, only: [:show]
before_action :require_user!, only: [:show]
def show
@statuses = load_statuses
end
private
def load_statuses
cached_home_statuses.tap do |statuses|
set_maps(statuses)
end
end
def cached_home_statuses
cache_collection home_statuses
end
def home_statuses
account_home_feed.get(
limit_param(DEFAULT_STATUSES_LIMIT),
params[:max_id],
params[:since_id]
)
end
def account_home_feed
Feed.new(:home, current_account)
end
def next_path
api_v1_timelines_home_url pagination_params(max_id: @statuses.last.id)
end
def prev_path
api_v1_timelines_home_url pagination_params(since_id: @statuses.first.id)
end
end
end

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@ -0,0 +1,41 @@
# frozen_string_literal: true
module Api::V1::Timelines
class PublicController < BaseController
def show
@statuses = load_statuses
end
private
def load_statuses
cached_public_statuses.tap do |statuses|
set_maps(statuses)
end
end
def cached_public_statuses
cache_collection public_statuses
end
def public_statuses
public_timeline_statuses.paginate_by_max_id(
limit_param(DEFAULT_STATUSES_LIMIT),
params[:max_id],
params[:since_id]
)
end
def public_timeline_statuses
Status.as_public_timeline(current_account, params[:local])
end
def next_path
api_v1_timelines_public_url pagination_params(max_id: @statuses.last.id)
end
def prev_path
api_v1_timelines_public_url pagination_params(since_id: @statuses.first.id)
end
end
end

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@ -0,0 +1,51 @@
# frozen_string_literal: true
module Api::V1::Timelines
class TagController < BaseController
before_action :load_tag
def show
@statuses = load_statuses
end
private
def load_tag
@tag = Tag.find_by(name: params[:id].downcase)
end
def load_statuses
cached_tagged_statuses.tap do |statuses|
set_maps(statuses)
end
end
def cached_tagged_statuses
cache_collection tagged_statuses
end
def tagged_statuses
if @tag.nil?
[]
else
tag_timeline_statuses.paginate_by_max_id(
limit_param(DEFAULT_STATUSES_LIMIT),
params[:max_id],
params[:since_id]
)
end
end
def tag_timeline_statuses
Status.as_tag_timeline(@tag, current_account, params[:local])
end
def next_path
api_v1_timelines_tag_url params[:id], pagination_params(max_id: @statuses.last.id)
end
def prev_path
api_v1_timelines_tag_url params[:id], pagination_params(since_id: @statuses.first.id)
end
end
end

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@ -1,61 +0,0 @@
# frozen_string_literal: true
class Api::V1::TimelinesController < ApiController
before_action -> { doorkeeper_authorize! :read }, only: [:home]
before_action :require_user!, only: [:home]
respond_to :json
def home
@statuses = Feed.new(:home, current_account).get(limit_param(DEFAULT_STATUSES_LIMIT), params[:max_id], params[:since_id])
@statuses = cache_collection(@statuses)
set_maps(@statuses)
next_path = api_v1_home_timeline_url(pagination_params(max_id: @statuses.last.id)) unless @statuses.empty?
prev_path = api_v1_home_timeline_url(pagination_params(since_id: @statuses.first.id)) unless @statuses.empty?
set_pagination_headers(next_path, prev_path)
render :index
end
def public
@statuses = Status.as_public_timeline(current_account, params[:local]).paginate_by_max_id(limit_param(DEFAULT_STATUSES_LIMIT), params[:max_id], params[:since_id])
@statuses = cache_collection(@statuses)
set_maps(@statuses)
next_path = api_v1_public_timeline_url(pagination_params(max_id: @statuses.last.id)) unless @statuses.empty?
prev_path = api_v1_public_timeline_url(pagination_params(since_id: @statuses.first.id)) unless @statuses.empty?
set_pagination_headers(next_path, prev_path)
render :index
end
def tag
@tag = Tag.find_by(name: params[:id].downcase)
@statuses = @tag.nil? ? [] : Status.as_tag_timeline(@tag, current_account, params[:local]).paginate_by_max_id(limit_param(DEFAULT_STATUSES_LIMIT), params[:max_id], params[:since_id])
@statuses = cache_collection(@statuses)
set_maps(@statuses)
next_path = api_v1_hashtag_timeline_url(params[:id], pagination_params(max_id: @statuses.last.id)) unless @statuses.empty?
prev_path = api_v1_hashtag_timeline_url(params[:id], pagination_params(since_id: @statuses.first.id)) unless @statuses.empty?
set_pagination_headers(next_path, prev_path)
render :index
end
private
def cache_collection(raw)
super(raw, Status)
end
def pagination_params(core_params)
params.permit(:local, :limit).merge(core_params)
end
end

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@ -136,9 +136,11 @@ Rails.application.routes.draw do
end
end
get '/timelines/home', to: 'timelines#home', as: :home_timeline
get '/timelines/public', to: 'timelines#public', as: :public_timeline
get '/timelines/tag/:id', to: 'timelines#tag', as: :hashtag_timeline
namespace :timelines do
resource :home, only: :show, controller: :home
resource :public, only: :show, controller: :public
resources :tag, only: :show
end
get '/search', to: 'search#index', as: :search

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@ -0,0 +1,44 @@
# frozen_string_literal: true
require 'rails_helper'
describe Api::V1::Timelines::HomeController do
render_views
let(:user) { Fabricate(:user, account: Fabricate(:account, username: 'alice'), current_sign_in_at: 1.day.ago) }
before do
allow(controller).to receive(:doorkeeper_token) { token }
end
context 'with a user context' do
let(:token) { double acceptable?: true, resource_owner_id: user.id }
describe 'GET #show' do
before do
follow = Fabricate(:follow, account: user.account)
PostStatusService.new.call(follow.target_account, 'New status for user home timeline.')
end
it 'returns http success' do
get :show
expect(response).to have_http_status(:success)
expect(response.headers['Link'].links.size).to eq(2)
end
end
end
context 'without a user context' do
let(:token) { double acceptable?: true, resource_owner_id: nil }
describe 'GET #show' do
it 'returns http unprocessable entity' do
get :show
expect(response).to have_http_status(:unprocessable_entity)
expect(response.headers['Link']).to be_nil
end
end
end
end

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@ -1,6 +1,8 @@
# frozen_string_literal: true
require 'rails_helper'
RSpec.describe Api::V1::TimelinesController, type: :controller do
describe Api::V1::Timelines::PublicController do
render_views
let(:user) { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
@ -12,28 +14,29 @@ RSpec.describe Api::V1::TimelinesController, type: :controller do
context 'with a user context' do
let(:token) { double acceptable?: true, resource_owner_id: user.id }
describe 'GET #home' do
it 'returns http success' do
get :home
expect(response).to have_http_status(:success)
end
end
describe 'GET #public' do
it 'returns http success' do
get :public
expect(response).to have_http_status(:success)
end
end
describe 'GET #tag' do
describe 'GET #show' do
before do
PostStatusService.new.call(user.account, 'It is a #test')
PostStatusService.new.call(user.account, 'New status from user for federated public timeline.')
end
it 'returns http success' do
get :tag, params: { id: 'test' }
get :show
expect(response).to have_http_status(:success)
expect(response.headers['Link'].links.size).to eq(2)
end
end
describe 'GET #show with local only' do
before do
PostStatusService.new.call(user.account, 'New status from user for local public timeline.')
end
it 'returns http success' do
get :show, params: { local: true }
expect(response).to have_http_status(:success)
expect(response.headers['Link'].links.size).to eq(2)
end
end
end
@ -41,24 +44,12 @@ RSpec.describe Api::V1::TimelinesController, type: :controller do
context 'without a user context' do
let(:token) { double acceptable?: true, resource_owner_id: nil }
describe 'GET #home' do
it 'returns http unprocessable entity' do
get :home
expect(response).to have_http_status(:unprocessable_entity)
end
end
describe 'GET #public' do
describe 'GET #show' do
it 'returns http success' do
get :public
expect(response).to have_http_status(:success)
end
end
get :show
describe 'GET #tag' do
it 'returns http success' do
get :tag, params: { id: 'test' }
expect(response).to have_http_status(:success)
expect(response.headers['Link']).to be_nil
end
end
end

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@ -0,0 +1,41 @@
# frozen_string_literal: true
require 'rails_helper'
describe Api::V1::Timelines::TagController do
render_views
let(:user) { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
before do
allow(controller).to receive(:doorkeeper_token) { token }
end
context 'with a user context' do
let(:token) { double acceptable?: true, resource_owner_id: user.id }
describe 'GET #show' do
before do
PostStatusService.new.call(user.account, 'It is a #test')
end
it 'returns http success' do
get :show, params: { id: 'test' }
expect(response).to have_http_status(:success)
expect(response.headers['Link'].links.size).to eq(2)
end
end
end
context 'without a user context' do
let(:token) { double acceptable?: true, resource_owner_id: nil }
describe 'GET #show' do
it 'returns http success' do
get :show, params: { id: 'test' }
expect(response).to have_http_status(:success)
expect(response.headers['Link']).to be_nil
end
end
end
end

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@ -0,0 +1,18 @@
require 'rails_helper'
describe 'API timeline routes' do
it 'routes to home timeline' do
expect(get('/api/v1/timelines/home')).
to route_to('api/v1/timelines/home#show')
end
it 'routes to public timeline' do
expect(get('/api/v1/timelines/public')).
to route_to('api/v1/timelines/public#show')
end
it 'routes to tag timeline' do
expect(get('/api/v1/timelines/tag/test')).
to route_to('api/v1/timelines/tag#show', id: 'test')
end
end