Add read-only index and show views for Chapters

app/controllers/chapters_controller.rb

@@ -0,0 +1,20 @@
+class ChaptersController < ApplicationController
+  before_action :authenticate_user!, :except => [:show, :index]
+  before_action :assign_chapter, :only => [:show]
+
+  def index
+    @chapters = Chapter.all
+  end
+
+  def show
+    @chapter_events = (
+      @chapter.events + @chapter.external_events
+    ).sort_by(&:ends_at)
+  end
+
+  private
+
+  def assign_chapter
+    @chapter = Chapter.find(params[:id])
+  end
+end

app/views/chapters/index.html.erb

@@ -0,0 +1,25 @@
+<%= content_for(:header_text, 'Listing chapters') %>
+
+<table class="table table-striped table-bordered table-condensed responsive-table datatable-sorted">
+  <thead>
+    <tr>
+      <th data-default-sort="asc">Name</th>
+      <th>Events</th>
+    </tr>
+  </thead>
+
+  <tbody>
+    <% @chapters.each do |chapter| %>
+      <tr>
+        <td><%= link_to chapter.name, chapter %></td>
+        <td data-label="Events:"><%= chapter.events_count + chapter.external_events_count %></td>
+      </tr>
+    <% end %>
+  </tbody>
+</table>
+
+<%= render 'shared/actions', links: [
+  ['Regions', regions_path],
+  ['Locations', locations_path],
+  ['Events', events_path]
+] %>

app/views/chapters/show.html.erb

@@ -0,0 +1,8 @@
+<%= content_for(:header_text, @chapter.name) %>
+
+<h2>Events</h2>
+<%= render 'shared/events_table', events: @chapter_events %>
+
+<%= render 'shared/actions', links: [
+  ['Back', chapters_path]
+] %>

app/views/events/index.html.erb

@@ -32,6 +32,7 @@
       <% links = [
         ['Organize Event', new_event_path],
         ['Manage Locations', locations_path],
+        ['Manage Chapters', chapters_path],
         ['Manage Regions', regions_path]
       ] %>
       <% if current_user.admin? %>

config/routes.rb

@@ -13,6 +13,7 @@
   resources :meetup_users, only: [:show]
 
   resources :locations
+  resources :chapters, only: [:index, :show]
   resources :regions do
     resources :region_leaderships, only: [:index, :create, :destroy]
   end

db/migrate/20151208074636_reset_chapter_counter_caches.rb

@@ -0,0 +1,7 @@
+class ResetChapterCounterCaches < ActiveRecord::Migration
+  def change
+    Chapter.all.each do |chapter|
+      Chapter.reset_counters(chapter.id, :events, :external_events)
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20151207055515) do
+ActiveRecord::Schema.define(version: 20151208074636) do
 
   create_table "authentications", force: :cascade do |t|
     t.integer  "user_id"