Add action Settings::AppearancesController#update

app/controllers/settings/appearances_controller.rb

@@ -8,9 +8,24 @@ class Settings::AppearancesController < ApplicationController
     authorize %i[settings appearance]
   end
 
+  # PATCH/PUT /settings/appearance
+  def update
+    authorize %i[settings appearance]
+
+    return render :edit unless @account.update account_attributes_for_update
+
+    redirect_to edit_settings_appearance_url
+  end
+
 private
 
   def set_account
     @account = current_account.clone&.reload
   end
+
+  def account_attributes_for_update
+    params.require(:account).permit(
+      policy(%i[settings appearance]).permitted_attributes_for_update,
+    )
+  end
 end

app/helpers/application_helper.rb

@@ -9,6 +9,37 @@ module ApplicationHelper
     controller_path.start_with?('staff')
   end
 
+  def timezones_collection
+    [*negative_timezones_collection, *positive_timezones_collection].freeze
+  end
+
+  def positive_timezones_collection
+    0.upto(11).flat_map do |n|
+      s = n.to_s.rjust(2, '0')
+
+      [
+        "#{s}:00:00",
+        "#{s}:15:00",
+        "#{s}:30:00",
+        "#{s}:45:00",
+      ]
+    end
+  end
+
+  def negative_timezones_collection
+    12.downto(1).flat_map do |n|
+      s1 = n.to_s.rjust(2, '0')
+      s2 = (n - 1).to_s.rjust(2, '0')
+
+      [
+        "-#{s1}:00:00",
+        "-#{s2}:45:00",
+        "-#{s2}:30:00",
+        "-#{s2}:15:00",
+      ]
+    end
+  end
+
   def none
     tag.i class: 'text-muted' do
       translate :none

app/policies/settings/appearance_policy.rb

@@ -4,4 +4,8 @@ class Settings::AppearancePolicy < ApplicationPolicy
   def update?
     !!account
   end
+
+  def permitted_attributes_for_update
+    %i[timezone]
+  end
 end

app/views/settings/appearances/_form.html.erb

@@ -0,0 +1,7 @@
+<%= simple_form_for account, url: settings_appearance_path do |f| %>
+  <%= f.error_notification %>
+
+  <%= f.input :timezone, as: :select, collection: timezones_collection %>
+
+  <%= f.button :submit, translate(:save) %>
+<% end %>

app/views/settings/appearances/edit.html.erb

@@ -5,6 +5,7 @@
     </div>
 
     <div class="col-md-9">
+      <%= render partial: 'form', locals: { account: @account } %>
     </div>
   </div>
 </div>

config/locales/activerecord/en.yml

@@ -44,6 +44,7 @@ en:
         biography: Bio
         avatar: Avatar
         person: Person
+        timezone: Timezone
       contact:
         id: ID
         contact_network: Contact network

config/locales/activerecord/ru.yml

@@ -44,6 +44,7 @@ ru:
         biography: Биография
         avatar: Аватар
         person: Человек
+        timezone: Часовой пояс
       contact:
         id: ID
         contact_network: Сеть контактов

config/locales/other/en.yml

@@ -9,3 +9,4 @@ en:
   open_action: Open
   create: Create
   destroy_confirmation: 'Do you really want to destroy %{value}?'
+  save: Save

config/locales/other/ru.yml

@@ -9,3 +9,4 @@ ru:
   open_action: Открыть
   create: Создать
   destroy_confirmation: 'Вы действительно хотите удалить %{value}?'
+  save: Сохранить

config/routes.rb

@@ -32,7 +32,7 @@ Rails.application.routes.draw do
 
   namespace :settings do
     resource :profile, only: %i[edit update]
-    resource :appearance, only: :edit
+    resource :appearance, only: %i[edit update]
     resource :person, only: %i[show new]
     resources :contacts, only: %i[index create destroy]
     resources :sessions, only: :index

factories/accounts.rb

@@ -5,7 +5,7 @@ FactoryBot.define do
     public_name { Faker::Name.name }
     biography { Faker::Lorem.paragraph }
 
-    timezone { "#{[nil, :-].sample}#{rand(0..11).to_s.rjust(2, '0')}:00:00" }
+    timezone { "#{[nil, :-].sample}#{rand(1..11).to_s.rjust(2, '0')}:00:00" }
   end
 
   factory :usual_account, parent: :initial_account do

spec/requests/settings/appearances/update_spec.rb

@@ -0,0 +1,58 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe 'PATCH/PUT /settings/appearance' do
+  let(:current_account) { create :usual_account }
+
+  let :account_attributes do
+    {
+      timezone: timezone,
+    }
+  end
+
+  let :timezone do
+    timezone = "#{[nil, :-].sample}#{rand(1..11).to_s.rjust(2, '0')}:00:00"
+
+    if timezone != current_account&.timezone
+      timezone
+    elsif current_account&.timezone == '02:00:00'
+      '05:00:00'
+    else
+      '02:00:00'
+    end
+  end
+
+  before do
+    sign_in current_account.user if current_account&.user
+  end
+
+  def make_request
+    patch '/settings/appearance', params: { account: account_attributes }
+  end
+
+  for_account_types nil do
+    before { make_request }
+
+    specify do
+      expect(response).to have_http_status :forbidden
+    end
+  end
+
+  for_account_types :usual, :personal, :superuser do
+    specify do
+      expect { make_request }.to \
+        change { current_account.reload.timezone }
+        .from(current_account.timezone)
+        .to(account_attributes[:timezone])
+    end
+
+    context 'after request' do
+      before { make_request }
+
+      specify do
+        expect(response).to redirect_to edit_settings_appearance_url
+      end
+    end
+  end
+end